From e1ba8a8d5f2f30cc039a89a1e8e4e6c64ba7c44d Mon Sep 17 00:00:00 2001
From: Sheetal Nandi <shkamat@microsoft.com>
Date: Mon, 23 May 2022 15:30:56 -0700
Subject: [PATCH] Some logging for debugging further

---
 src/compiler/sys.ts                           |  20 +-
 .../demo/updates-with-bad-reference.js        |   2 +
 .../demo/updates-with-circular-reference.js   |   2 +
 ...for-changes-to-package-json-main-fields.js |   5 +
 ...t-correctly-with-cts-and-mts-extensions.js |  21 ++
 ...n-no-files-are-emitted-with-incremental.js |   6 +
 ...when-watching-when-no-files-are-emitted.js |   4 +
 ...mit-any-files-on-error-with-incremental.js |  41 +++
 .../does-not-emit-any-files-on-error.js       |  32 ++
 .../incremental-updates-in-verbose-mode.js    |  14 +
 .../when-file-with-no-error-changes.js        |   4 +
 ...ing-errors-only-changed-file-is-emitted.js |  10 +
 .../when-file-with-no-error-changes.js        |   2 +
 ...ixing-error-files-all-files-are-emitted.js |  14 +
 .../when-preserveWatchOutput-is-not-used.js   |   8 +
 ...veWatchOutput-is-passed-on-command-line.js |   6 +
 ...e-of-program-emit-with-outDir-specified.js |  13 +
 ...r-recompilation-because-of-program-emit.js |  17 +
 ...tches-config-files-that-are-not-present.js |  10 +
 ...e-down-stream-project-and-then-fixes-it.js |  13 +
 ...ncing-project-even-for-non-local-change.js |  24 ++
 ...le-is-added,-and-its-subsequent-updates.js |  31 ++
 ...hanges-and-reports-found-errors-message.js |  40 +++
 ...not-start-build-of-referencing-projects.js |  12 +
 ...le-is-added,-and-its-subsequent-updates.js |  38 +++
 ...hanges-and-reports-found-errors-message.js |  46 +++
 ...not-start-build-of-referencing-projects.js |  14 +
 ...hen-noUnusedParameters-changes-to-false.js |   4 +
 .../works-with-extended-source-files.js       |  13 +
 ...hen-there-are-23-projects-in-a-solution.js | 303 ++++++++++++++++++
 ...when-there-are-3-projects-in-a-solution.js |  24 ++
 ...when-there-are-5-projects-in-a-solution.js |  36 +++
 ...when-there-are-8-projects-in-a-solution.js | 102 ++++++
 .../publicApi/with-custom-transformers.js     |   9 +
 .../reexport/Reports-errors-correctly.js      |   4 +
 ...e-projects-with-single-watcher-per-file.js |   7 +
 .../same-file-in-multiple-projects.js         |   7 +
 .../createWatchOfConfigFile.js                |   2 +
 ...Result-on-WatchCompilerHostOfConfigFile.js |   2 +
 ...s-deleted-and-created-as-part-of-change.js |   6 +
 .../should-emit-specified-file.js             |   9 +
 ...elf-if-'--isolatedModules'-is-specified.js |   3 +
 ...-if-'--out'-or-'--outFile'-is-specified.js |   3 +
 ...should-be-up-to-date-with-deleted-files.js |   6 +
 ...-be-up-to-date-with-newly-created-files.js |   9 +
 ...-to-date-with-the-reference-map-changes.js |  21 ++
 ...les-referencing-it-if-its-shape-changed.js |   8 +
 .../should-detect-non-existing-code-file.js   |   9 +
 .../should-detect-removed-code-file.js        |   4 +
 ...ll-files-if-a-global-file-changed-shape.js |   7 +
 ...ould-return-cascaded-affected-file-list.js |  16 +
 ...fine-for-files-with-circular-references.js |   4 +
 .../config-does-not-have-out-or-outFile.js    |   8 +
 .../config-has-out.js                         |   6 +
 .../config-has-outFile.js                     |   6 +
 ...-recursive-directory-watcher-is-invoked.js |   2 +
 .../errors-for-.d.ts-change.js                |  11 +
 .../errors-for-.ts-change.js                  |  13 +
 ...g-a-deep-multilevel-import-that-changes.js |  15 +
 .../with-noEmitOnError-with-incremental.js    |  31 ++
 .../with-noEmitOnError.js                     |  27 ++
 .../errors-for-.d.ts-change.js                |  13 +
 .../errors-for-.ts-change.js                  |  18 ++
 ...g-a-deep-multilevel-import-that-changes.js |  18 ++
 .../with-noEmitOnError-with-incremental.js    |  38 +++
 .../with-noEmitOnError.js                     |  34 ++
 .../errors-for-.d.ts-change.js                |  11 +
 .../errors-for-.ts-change.js                  |  13 +
 ...g-a-deep-multilevel-import-that-changes.js |  15 +
 .../with-noEmitOnError-with-incremental.js    |  31 ++
 .../default/with-noEmitOnError.js             |  27 ++
 .../errors-for-.d.ts-change.js                |  19 ++
 .../errors-for-.ts-change.js                  |  21 ++
 ...g-a-deep-multilevel-import-that-changes.js |  24 ++
 .../with-noEmitOnError-with-incremental.js    |  38 +++
 .../defaultAndD/with-noEmitOnError.js         |  34 ++
 .../errors-for-.d.ts-change.js                |  27 ++
 .../errors-for-.ts-change.js                  |  19 ++
 ...g-a-deep-multilevel-import-that-changes.js |  21 ++
 .../with-noEmitOnError-with-incremental.js    |  31 ++
 .../with-noEmitOnError.js                     |  31 ++
 .../errors-for-.d.ts-change.js                |  29 ++
 .../errors-for-.ts-change.js                  |  24 ++
 ...g-a-deep-multilevel-import-that-changes.js |  24 ++
 .../with-noEmitOnError-with-incremental.js    |  38 +++
 .../with-noEmitOnError.js                     |  38 +++
 .../errors-for-.d.ts-change.js                |  27 ++
 .../errors-for-.ts-change.js                  |  19 ++
 ...g-a-deep-multilevel-import-that-changes.js |  21 ++
 .../with-noEmitOnError-with-incremental.js    |  31 ++
 .../incremental/default/with-noEmitOnError.js |  31 ++
 .../errors-for-.d.ts-change.js                |  35 ++
 .../errors-for-.ts-change.js                  |  27 ++
 ...g-a-deep-multilevel-import-that-changes.js |  30 ++
 .../with-noEmitOnError-with-incremental.js    |  38 +++
 .../defaultAndD/with-noEmitOnError.js         |  38 +++
 .../errors-for-.d.ts-change.js                |  27 ++
 .../errors-for-.ts-change.js                  |  15 +
 ...g-a-deep-multilevel-import-that-changes.js |  15 +
 .../with-noEmitOnError-with-incremental.js    |  31 ++
 .../isolatedModules/with-noEmitOnError.js     |  31 ++
 .../errors-for-.d.ts-change.js                |  35 ++
 .../errors-for-.ts-change.js                  |  24 ++
 ...g-a-deep-multilevel-import-that-changes.js |  30 ++
 .../with-noEmitOnError-with-incremental.js    |  38 +++
 .../isolatedModulesAndD/with-noEmitOnError.js |  38 +++
 .../errors-for-.d.ts-change.js                |  11 +
 .../errors-for-.ts-change.js                  |   9 +
 ...g-a-deep-multilevel-import-that-changes.js |   9 +
 .../with-noEmitOnError-with-incremental.js    |  31 ++
 .../isolatedModules/with-noEmitOnError.js     |  27 ++
 .../errors-for-.d.ts-change.js                |  19 ++
 .../errors-for-.ts-change.js                  |  18 ++
 ...g-a-deep-multilevel-import-that-changes.js |  24 ++
 .../with-noEmitOnError-with-incremental.js    |  38 +++
 .../isolatedModulesAndD/with-noEmitOnError.js |  34 ++
 ...n-Windows-style-drive-root-is-lowercase.js |   4 +
 ...n-Windows-style-drive-root-is-uppercase.js |   4 +
 ...ry-symlink-target-and-import-match-disk.js |   3 +
 ...le-symlink-target-and-import-match-disk.js |   4 +
 ...nging-module-name-with-different-casing.js |   3 +
 ...target-matches-disk-but-import-does-not.js |   3 +
 ...target-matches-disk-but-import-does-not.js |   4 +
 ...link-target,-and-disk-are-all-different.js |   3 +
 ...link-target,-and-disk-are-all-different.js |  11 +
 ...link-target-agree-but-do-not-match-disk.js |   3 +
 ...link-target-agree-but-do-not-match-disk.js |   4 +
 ...k-but-directory-symlink-target-does-not.js |   3 +
 ...s-disk-but-file-symlink-target-does-not.js |   4 +
 ...ative-information-file-location-changes.js |   3 +
 ...hen-renaming-file-with-different-casing.js |   5 +
 .../editing-module-augmentation-watch.js      |   3 +
 ...for-changes-to-package-json-main-fields.js |   4 +
 .../esm-mode-file-is-edited.js                |   2 +
 ...configFile-contents-when-options-change.js |   2 +
 ...rts-errors-when-the-config-file-changes.js |   4 +
 ...nostics-when-'--noUnusedLabels'-changes.js |   4 +
 ...-a-configured-program-without-file-list.js |   6 +
 ...hould-remove-the-module-not-found-error.js |   5 +
 ...ot-files-has-changed-(new-file-on-disk).js |   6 +
 ...-root-files-has-changed-through-include.js |   5 +
 .../programUpdates/change-module-to-none.js   |   3 +
 .../programUpdates/config-file-is-deleted.js  |   2 +
 ...s-changes-in-lib-section-of-config-file.js |   3 +
 ...keys-differ-only-in-directory-seperator.js |  13 +
 .../create-watch-without-config-file.js       |   2 +
 ...eleted-files-affect-project-structure-2.js |   1 +
 .../deleted-files-affect-project-structure.js |   1 +
 .../handle-recreated-files-correctly.js       |  13 +
 ...tore-the-states-for-configured-projects.js |  25 ++
 ...estore-the-states-for-inferred-projects.js |   6 +
 ...rors-correctly-with-file-not-in-rootDir.js |   3 +
 ...s-errors-correctly-with-isolatedModules.js |   3 +
 .../declarationDir-is-specified.js            |  13 +
 ...-outDir-and-declarationDir-is-specified.js |   9 +
 .../when-outDir-is-specified.js               |   7 +
 .../with-outFile.js                           |   6 +
 ...e-is-specified-with-declaration-enabled.js |  17 +
 .../without-outDir-or-outFile-is-specified.js |  11 +
 ...odule-resolution-changes-in-config-file.js |   1 +
 ...tes-diagnostics-and-emit-for-decorators.js |   6 +
 ...it-when-useDefineForClassFields-changes.js |   3 +
 .../updates-emit-on-jsx-option-change.js      |   4 +
 ...mit-when-importsNotUsedAsValues-changes.js |  12 +
 ...on-emit-is-disabled-in-compiler-options.js |   8 +
 ...when-ambient-modules-of-program-changes.js |  10 +
 ...orceConsistentCasingInFileNames-changes.js |   2 +
 ...s-errors-when-noErrorTruncation-changes.js |   2 +
 ...es-errors-when-strictNullChecks-changes.js |   6 +
 ...solution-when-resolveJsonModule-changes.js |   7 +
 ...and-new-file-is-added-as-part-of-change.js |   7 +
 .../when-creating-extensionless-file.js       |   2 +
 ...n-creating-new-file-in-symlinked-folder.js |   4 +
 ...file-is-added-to-the-referenced-project.js |  24 ++
 ...ibCheck-and-skipDefaultLibCheck-changes.js |  12 +
 .../on-sample-project.js                      |  23 ++
 ...-different-folders-with-no-files-clause.js |  51 +++
 ...nsitive-references-in-different-folders.js |  32 ++
 .../tscWatch/resolutionCache/caching-works.js |  14 +
 .../watch-with-configFile.js                  |  13 +
 .../watch-without-configFile.js               |   9 +
 .../loads-missing-files-from-disk.js          |   9 +
 ...module-goes-missing-and-then-comes-back.js |  11 +
 ...are-global-and-installed-at-later-point.js |  26 ++
 ...-no-notification-from-fs-for-index-file.js |  78 +++++
 ...le-resolution-changes-to-ambient-module.js |  20 ++
 ...der-that-already-contains-@types-folder.js |  11 +
 ...rogram-with-files-from-external-library.js |   2 +
 .../extraFileExtensions-are-supported.js      |   5 +
 ...createSemanticDiagnosticsBuilderProgram.js |   2 +
 ...ing-useSourceOfProjectReferenceRedirect.js |  24 ++
 ...-host-implementing-getParsedCommandLine.js |  12 +
 ...-timesouts-on-host-program-gets-updated.js |   5 +
 ...inode-when-rename-event-ends-with-tilde.js |  32 ++
 ...e-occurs-when-file-is-still-on-the-disk.js |   5 +
 ...when-using-file-watching-thats-on-inode.js |  20 ++
 ...e-occurs-when-file-is-still-on-the-disk.js |   3 +
 ...rectory-when-renaming-file-in-subfolder.js |  10 +
 ...ymlinks-to-folders-in-recursive-folders.js |   2 +
 ...hronous-watch-directory-renaming-a-file.js |  11 +
 ...ory-with-outDir-and-declaration-enabled.js |  10 +
 .../with-non-synchronous-watch-directory.js   |  25 ++
 ...lt-as-fixed-chunk-size-watch-file-works.js |   4 +
 .../using-fixed-chunk-size-polling.js         |   4 +
 ...eDirectories-option-extendedDiagnostics.js |   5 +
 ...-directory-watching-extendedDiagnostics.js |   4 +
 ...ption-with-recursive-directory-watching.js |   4 +
 .../with-excludeDirectories-option.js         |   5 +
 ...excludeFiles-option-extendedDiagnostics.js |   5 +
 .../watchOptions/with-excludeFiles-option.js  |   5 +
 210 files changed, 3471 insertions(+), 3 deletions(-)

diff --git a/src/compiler/sys.ts b/src/compiler/sys.ts
index 2b38e36f96a..ae15b0d02b7 100644
--- a/src/compiler/sys.ts
+++ b/src/compiler/sys.ts
@@ -1120,10 +1120,15 @@ namespace ts {
                         recursive,
                         inodeWatching ?
                             callbackChangingToMissingFileSystemEntry :
-                            callback
+                            (eventName, relativeFileName) => {
+
+                                sysLog(`sysLog:: watchPresentFileSystemEntry:: ${fileOrDirectory} ${entryKind} ${eventName}:: ${relativeFileName}`);
+                                callback(eventName, relativeFileName);
+                            }
                     );
                     // Watch the missing file or directory or error
                     presentWatcher.on("error", () => {
+                        sysLog(`sysLog:: watchPresentFileSystemEntry:: on Error ${fileOrDirectory} ${entryKind} rename, ""`);
                         callback("rename", "");
                         updateWatcher(watchMissingFileSystemEntry);
                     });
@@ -1140,7 +1145,11 @@ namespace ts {
             }
 
             function callbackChangingToMissingFileSystemEntry(event: "rename" | "change", relativeName: string | undefined) {
-                if (relativeName && endsWith(relativeName, "~")) relativeName = relativeName.slice(0, relativeName.length - 1);
+                sysLog(`sysLog:: callbackChangingToMissingFileSystemEntry:: ${fileOrDirectory} ${entryKind} ${event}:: ${relativeName} ${inodeWatching} ${lastDirectoryPart} ${lastDirectoryPartWithDirectorySeparator}`);
+                if (relativeName && endsWith(relativeName, "~")) {
+                    relativeName = relativeName.slice(0, relativeName.length - 1);
+                    sysLog(`sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to ${relativeName}`);
+                }
                 callback(event, relativeName);
                 // because relativeName is not guaranteed to be correct we need to check on each rename with few combinations
                 // Eg on ubuntu while watching app/node_modules the relativeName is "node_modules" which is neither relative nor full path
@@ -1164,7 +1173,10 @@ namespace ts {
             function watchPresentFileSystemEntryWithFsWatchFile(): FileWatcher {
                 return watchFile(
                     fileOrDirectory,
-                    createFileWatcherCallback(callback),
+                    createFileWatcherCallback((eventName, relativeFileName) => {
+                        sysLog(`sysLog:: watchPresentFileSystemEntryWithFsWatchFile:: ${fileOrDirectory} ${entryKind} ${eventName}:: ${relativeFileName}`);
+                        callback(eventName, relativeFileName);
+                    }),
                     fallbackPollingInterval,
                     fallbackOptions
                 );
@@ -1178,7 +1190,9 @@ namespace ts {
                 return watchFile(
                     fileOrDirectory,
                     (_fileName, eventKind) => {
+                        sysLog(`sysLog:: watchMissingFileSystemEntry:: ${fileOrDirectory} ${entryKind} ${_fileName}:: ${eventKind}`);
                         if (eventKind === FileWatcherEventKind.Created && fileSystemEntryExists(fileOrDirectory, entryKind)) {
+                            sysLog(`sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher`);
                             callback("rename", "");
                             // Call the callback for current file or directory
                             // For now it could be callback for the inner directory creation,
diff --git a/tests/baselines/reference/tsbuildWatch/demo/updates-with-bad-reference.js b/tests/baselines/reference/tsbuildWatch/demo/updates-with-bad-reference.js
index b36912f7aa3..7e24b0a5cde 100644
--- a/tests/baselines/reference/tsbuildWatch/demo/updates-with-bad-reference.js
+++ b/tests/baselines/reference/tsbuildWatch/demo/updates-with-bad-reference.js
@@ -433,6 +433,8 @@ export function lastElementOf<T>(arr: T[]): T | undefined {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/demo/core 1 change:: utilities.ts
+
 >> Screen clear
 [12:01:07 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tsbuildWatch/demo/updates-with-circular-reference.js b/tests/baselines/reference/tsbuildWatch/demo/updates-with-circular-reference.js
index e8f43afdbba..be98b50cfe6 100644
--- a/tests/baselines/reference/tsbuildWatch/demo/updates-with-circular-reference.js
+++ b/tests/baselines/reference/tsbuildWatch/demo/updates-with-circular-reference.js
@@ -216,6 +216,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/demo/core 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:52 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tsbuildWatch/moduleResolution/build-mode-watches-for-changes-to-package-json-main-fields.js b/tests/baselines/reference/tsbuildWatch/moduleResolution/build-mode-watches-for-changes-to-package-json-main-fields.js
index 757edf9d88c..fc9e9b9d460 100644
--- a/tests/baselines/reference/tsbuildWatch/moduleResolution/build-mode-watches-for-changes-to-package-json-main-fields.js
+++ b/tests/baselines/reference/tsbuildWatch/moduleResolution/build-mode-watches-for-changes-to-package-json-main-fields.js
@@ -278,6 +278,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: package.json
+
 >> Screen clear
 [12:01:17 AM] File change detected. Starting incremental compilation...
 
@@ -370,6 +372,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: package.json
+
 >> Screen clear
 [12:01:24 AM] File change detected. Starting incremental compilation...
 
@@ -414,6 +418,7 @@ File '/user/username/projects/myproject/packages/pkg2/build/const.ts' does not e
 File '/user/username/projects/myproject/packages/pkg2/build/const.tsx' does not exist.
 File '/user/username/projects/myproject/packages/pkg2/build/const.d.ts' exist - use it as a name resolution result.
 ======== Module name './const.js' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/const.d.ts'. ========
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: build/index.js
 [12:01:30 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-cts-and-mts-extensions.js b/tests/baselines/reference/tsbuildWatch/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-cts-and-mts-extensions.js
index 6b9ecac620c..c288e686de0 100644
--- a/tests/baselines/reference/tsbuildWatch/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-cts-and-mts-extensions.js
+++ b/tests/baselines/reference/tsbuildWatch/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-cts-and-mts-extensions.js
@@ -269,6 +269,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: package.json
+
 >> Screen clear
 [12:01:11 AM] File change detected. Starting incremental compilation...
 
@@ -389,6 +391,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: package.json
+
 >> Screen clear
 [12:01:18 AM] File change detected. Starting incremental compilation...
 
@@ -432,6 +436,7 @@ File '/user/username/projects/myproject/packages/pkg2/build/const.d.cts' exist -
 File '/a/lib/package.json' does not exist.
 File '/a/package.json' does not exist.
 File '/package.json' does not exist.
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: build/index.js
 [12:01:24 AM] Found 0 errors. Watching for file changes.
 
 
@@ -499,6 +504,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: package.json
+
 >> Screen clear
 [12:01:28 AM] File change detected. Starting incremental compilation...
 
@@ -623,6 +630,12 @@ export type { TheNum } from './const.cjs';
 //// [/user/username/projects/myproject/packages/pkg2/index.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: package.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 rename:: index.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 rename:: index.cts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: 
+
 >> Screen clear
 [12:01:39 AM] File change detected. Starting incremental compilation...
 
@@ -642,8 +655,16 @@ File '/user/username/projects/myproject/packages/pkg2/const.cts' exist - use it
 File '/a/lib/package.json' does not exist.
 File '/a/package.json' does not exist.
 File '/package.json' does not exist.
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 rename:: build/index.cjs
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 rename:: build/index.d.cts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build/tsconfig.tsbuildinfo
 [12:01:50 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/packages/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build/const.cjs
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build/const.d.cts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/packages/pkg2/const.cts","/user/username/projects/myproject/packages/pkg2/index.cts"]
diff --git a/tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted-with-incremental.js b/tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted-with-incremental.js
index 02b66ff4809..7f821653738 100644
--- a/tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted-with-incremental.js
+++ b/tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted-with-incremental.js
@@ -129,6 +129,8 @@ Input::
 //// [/user/username/projects/myproject/a.js] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
@@ -177,6 +179,8 @@ const x = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
@@ -184,6 +188,8 @@ Output::
 
 [12:00:44 AM] Building project '/user/username/projects/myproject/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:00:51 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted.js b/tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted.js
index d2b736cdf81..1e6516c5fda 100644
--- a/tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted.js
+++ b/tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted.js
@@ -81,6 +81,8 @@ Input::
 //// [/user/username/projects/myproject/a.js] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+
 >> Screen clear
 [12:00:31 AM] File change detected. Starting incremental compilation...
 
@@ -129,6 +131,8 @@ const x = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tsbuildWatch/noEmitOnError/does-not-emit-any-files-on-error-with-incremental.js b/tests/baselines/reference/tsbuildWatch/noEmitOnError/does-not-emit-any-files-on-error-with-incremental.js
index 45d8297c323..35395eee6a0 100644
--- a/tests/baselines/reference/tsbuildWatch/noEmitOnError/does-not-emit-any-files-on-error-with-incremental.js
+++ b/tests/baselines/reference/tsbuildWatch/noEmitOnError/does-not-emit-any-files-on-error-with-incremental.js
@@ -98,6 +98,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:39 AM] File change detected. Starting incremental compilation...
 
@@ -157,6 +159,8 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:46 AM] File change detected. Starting incremental compilation...
 
@@ -164,6 +168,24 @@ Output::
 
 [12:00:48 AM] Building project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
 [12:01:09 AM] Found 0 errors. Watching for file changes.
 
 
@@ -293,6 +315,8 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
@@ -305,6 +329,8 @@ Output::
 2 const a: string = 10;
         ~
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:22 AM] Found 1 error. Watching for file changes.
 
 
@@ -424,6 +450,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:27 AM] File change detected. Starting incremental compilation...
 
@@ -481,6 +509,8 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:34 AM] File change detected. Starting incremental compilation...
 
@@ -488,8 +518,13 @@ Output::
 
 [12:01:36 AM] Building project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:44 AM] Updating unchanged output timestamps of project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:48 AM] Found 0 errors. Watching for file changes.
 
 
@@ -599,6 +634,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:52 AM] File change detected. Starting incremental compilation...
 
@@ -608,6 +645,10 @@ Output::
 
 [12:01:56 AM] Updating unchanged output timestamps of project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:57 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/noEmitOnError/does-not-emit-any-files-on-error.js b/tests/baselines/reference/tsbuildWatch/noEmitOnError/does-not-emit-any-files-on-error.js
index c74f6d066f6..20b7ddc0224 100644
--- a/tests/baselines/reference/tsbuildWatch/noEmitOnError/does-not-emit-any-files-on-error.js
+++ b/tests/baselines/reference/tsbuildWatch/noEmitOnError/does-not-emit-any-files-on-error.js
@@ -98,6 +98,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:39 AM] File change detected. Starting incremental compilation...
 
@@ -157,6 +159,8 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:46 AM] File change detected. Starting incremental compilation...
 
@@ -164,6 +168,20 @@ Output::
 
 [12:00:48 AM] Building project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
 [12:01:05 AM] Found 0 errors. Watching for file changes.
 
 
@@ -236,6 +254,8 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:09 AM] File change detected. Starting incremental compilation...
 
@@ -292,6 +312,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:17 AM] File change detected. Starting incremental compilation...
 
@@ -349,6 +371,8 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:24 AM] File change detected. Starting incremental compilation...
 
@@ -356,8 +380,11 @@ Output::
 
 [12:01:26 AM] Building project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
 [12:01:31 AM] Updating unchanged output timestamps of project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/other.js
 [12:01:32 AM] Found 0 errors. Watching for file changes.
 
 
@@ -410,6 +437,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
@@ -419,6 +448,9 @@ Output::
 
 [12:01:40 AM] Updating unchanged output timestamps of project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/other.js
 [12:01:41 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/incremental-updates-in-verbose-mode.js b/tests/baselines/reference/tsbuildWatch/programUpdates/incremental-updates-in-verbose-mode.js
index 9818a6cbf84..64dfa065bf6 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/incremental-updates-in-verbose-mode.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/incremental-updates-in-verbose-mode.js
@@ -499,6 +499,8 @@ function someFn() { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -506,6 +508,11 @@ Output::
 
 [12:01:33 AM] Building project '/user/username/projects/sample1/logic/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:49 AM] Project 'sample1/tests/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:01:51 AM] Updating output timestamps of project '/user/username/projects/sample1/tests/tsconfig.json'...
@@ -660,6 +667,8 @@ export function someFn() { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.ts
+
 >> Screen clear
 [12:01:56 AM] File change detected. Starting incremental compilation...
 
@@ -667,6 +676,11 @@ Output::
 
 [12:01:58 AM] Building project '/user/username/projects/sample1/logic/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:02:14 AM] Project 'sample1/tests/tsconfig.json' is out of date because oldest output 'sample1/tests/index.js' is older than newest input 'sample1/logic/tsconfig.json'
 
 [12:02:15 AM] Building project '/user/username/projects/sample1/tests/tsconfig.json'...
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/introduceError/when-file-with-no-error-changes.js b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/introduceError/when-file-with-no-error-changes.js
index 191bed28c05..8dc3cbee77b 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/introduceError/when-file-with-no-error-changes.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/introduceError/when-file-with-no-error-changes.js
@@ -158,6 +158,8 @@ export var myClassWithError = class {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithError.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
@@ -209,6 +211,8 @@ export class myClass2 { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithoutError.ts
+
 >> Screen clear
 [12:00:47 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/introduceError/when-fixing-errors-only-changed-file-is-emitted.js b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/introduceError/when-fixing-errors-only-changed-file-is-emitted.js
index b9b9221ded1..fec6520daa7 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/introduceError/when-fixing-errors-only-changed-file-is-emitted.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/introduceError/when-fixing-errors-only-changed-file-is-emitted.js
@@ -158,6 +158,8 @@ export var myClassWithError = class {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithError.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
@@ -212,9 +214,17 @@ export var myClassWithError = class {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithError.ts
+
 >> Screen clear
 [12:00:47 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithError.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithError.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithoutError.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithoutError.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:01 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/when-file-with-no-error-changes.js b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/when-file-with-no-error-changes.js
index b5611cbdf26..17cdd0f246f 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/when-file-with-no-error-changes.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/when-file-with-no-error-changes.js
@@ -82,6 +82,8 @@ export class myClass2 { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithoutError.ts
+
 >> Screen clear
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/when-fixing-error-files-all-files-are-emitted.js b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/when-fixing-error-files-all-files-are-emitted.js
index b95e38e0059..68617fa5a81 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/when-fixing-error-files-all-files-are-emitted.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/declarationEmitErrors/when-fixing-error-files-all-files-are-emitted.js
@@ -85,9 +85,23 @@ export var myClassWithError = class {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: fileWithError.ts
+
 >> Screen clear
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 rename:: fileWithError.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 rename:: fileWithError.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 rename:: fileWithoutError.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 rename:: fileWithoutError.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 rename:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 rename:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/solution/app 1 change:: 
 [12:00:43 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/when-preserveWatchOutput-is-not-used.js b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/when-preserveWatchOutput-is-not-used.js
index 0ec3a1c545c..2150943719b 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/when-preserveWatchOutput-is-not-used.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/when-preserveWatchOutput-is-not-used.js
@@ -482,6 +482,8 @@ let y: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.ts
+
 >> Screen clear
 [12:01:24 AM] File change detected. Starting incremental compilation...
 
@@ -490,6 +492,8 @@ Output::
 8 let y: string = 10;
       ~
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:31 AM] Found 1 error. Watching for file changes.
 
 
@@ -634,6 +638,8 @@ let x: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:01:35 AM] File change detected. Starting incremental compilation...
 
@@ -642,6 +648,8 @@ Output::
 5 let x: string = 10;
       ~
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 sample1/logic/index.ts:8:5 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 8 let y: string = 10;
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/when-preserveWatchOutput-is-passed-on-command-line.js b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/when-preserveWatchOutput-is-passed-on-command-line.js
index 4ada4bc565f..fe1de9ac155 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/when-preserveWatchOutput-is-passed-on-command-line.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/reportErrors/when-preserveWatchOutput-is-passed-on-command-line.js
@@ -481,6 +481,7 @@ let y: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.ts
 [12:01:24 AM] File change detected. Starting incremental compilation...
 
 sample1/logic/index.ts:8:5 - error TS2322: Type 'number' is not assignable to type 'string'.
@@ -488,6 +489,8 @@ Output::
 8 let y: string = 10;
       ~
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:31 AM] Found 1 error. Watching for file changes.
 
 
@@ -632,6 +635,7 @@ let x: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
 [12:01:35 AM] File change detected. Starting incremental compilation...
 
 sample1/core/index.ts:5:5 - error TS2322: Type 'number' is not assignable to type 'string'.
@@ -639,6 +643,8 @@ Output::
 5 let x: string = 10;
       ~
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 sample1/logic/index.ts:8:5 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 8 let y: string = 10;
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit-with-outDir-specified.js b/tests/baselines/reference/tsbuildWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit-with-outDir-specified.js
index 826bc6fcd66..2083cf6ee2f 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit-with-outDir-specified.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit-with-outDir-specified.js
@@ -178,6 +178,9 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+
 >> Screen clear
 [12:00:49 AM] File change detected. Starting incremental compilation...
 
@@ -185,8 +188,18 @@ Output::
 
 [12:00:51 AM] Building project '/user/username/projects/sample1/core/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: outDir/file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: outDir
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: outDir/file3.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: outDir
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: outDir/tsconfig.tsbuildinfo
 [12:01:00 AM] Updating unchanged output timestamps of project '/user/username/projects/sample1/core/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: outDir/anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: outDir/anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: outDir/index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: outDir/index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: outDir/tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:04 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit.js b/tests/baselines/reference/tsbuildWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit.js
index 4f5076fc359..140331b70f4 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit.js
@@ -193,6 +193,9 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+
 >> Screen clear
 [12:00:50 AM] File change detected. Starting incremental compilation...
 
@@ -200,8 +203,22 @@ Output::
 
 [12:00:52 AM] Building project '/user/username/projects/sample1/core/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: file3.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: file3.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
 [12:01:03 AM] Updating unchanged output timestamps of project '/user/username/projects/sample1/core/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:07 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/watches-config-files-that-are-not-present.js b/tests/baselines/reference/tsbuildWatch/programUpdates/watches-config-files-that-are-not-present.js
index 9c056f58871..ea3ed9e6457 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/watches-config-files-that-are-not-present.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/watches-config-files-that-are-not-present.js
@@ -221,6 +221,16 @@ Output::
 >> Screen clear
 [12:00:57 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 rename:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 rename:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 rename:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 rename:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 rename:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: 
 
 
 Program root files: ["/user/username/projects/sample1/logic/index.ts"]
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/when-referenced-project-change-introduces-error-in-the-down-stream-project-and-then-fixes-it.js b/tests/baselines/reference/tsbuildWatch/programUpdates/when-referenced-project-change-introduces-error-in-the-down-stream-project-and-then-fixes-it.js
index 8ee1d321ec2..e842fb48605 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/when-referenced-project-change-introduces-error-in-the-down-stream-project-and-then-fixes-it.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/when-referenced-project-change-introduces-error-in-the-down-stream-project-and-then-fixes-it.js
@@ -181,9 +181,15 @@ export function createSomeObject(): SomeObject
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: library.ts
+
 >> Screen clear
 [12:00:44 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: library.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: library.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 App/app.ts:2:20 - error TS2551: Property 'message' does not exist on type 'SomeObject'. Did you mean 'message2'?
 
 2 createSomeObject().message;
@@ -322,9 +328,16 @@ export function createSomeObject(): SomeObject
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: library.ts
+
 >> Screen clear
 [12:01:01 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: library.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: library.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/library 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/app 1 change:: app.js
 [12:01:17 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/when-referenced-using-prepend-builds-referencing-project-even-for-non-local-change.js b/tests/baselines/reference/tsbuildWatch/programUpdates/when-referenced-using-prepend-builds-referencing-project-even-for-non-local-change.js
index 5788471efc1..77ca2e55b4c 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/when-referenced-using-prepend-builds-referencing-project-even-for-non-local-change.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/when-referenced-using-prepend-builds-referencing-project-even-for-non-local-change.js
@@ -243,9 +243,16 @@ function myFunc() { return 10; }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:00:54 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.tsbuildinfo.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/index.ts"]
@@ -346,6 +353,11 @@ Change:: Build logic
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.tsbuildinfo.baseline.txt
 [12:01:25 AM] Found 0 errors. Watching for file changes.
 
 
@@ -495,9 +507,16 @@ function myFunc() { return 100; }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:01:29 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.tsbuildinfo.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/index.ts"]
@@ -594,6 +613,11 @@ Change:: Build logic
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.tsbuildinfo.baseline.txt
 [12:01:58 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/builds-when-new-file-is-added,-and-its-subsequent-updates.js b/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/builds-when-new-file-is-added,-and-its-subsequent-updates.js
index eb685e63ee0..a2b08a732c8 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/builds-when-new-file-is-added,-and-its-subsequent-updates.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/builds-when-new-file-is-added,-and-its-subsequent-updates.js
@@ -441,9 +441,22 @@ export const newFileConst = 30;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: newfile.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: newfile.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: newfile.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts","/user/username/projects/sample1/core/newfile.ts"]
@@ -558,6 +571,10 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
 [12:01:27 AM] Found 0 errors. Watching for file changes.
 
 
@@ -634,9 +651,19 @@ export class someClass2 { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: newfile.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: newfile.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: newfile.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts","/user/username/projects/sample1/core/newfile.ts"]
@@ -759,6 +786,10 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
 [12:01:47 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/change-builds-changes-and-reports-found-errors-message.js b/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/change-builds-changes-and-reports-found-errors-message.js
index 345fc647455..9af35c77974 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/change-builds-changes-and-reports-found-errors-message.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/change-builds-changes-and-reports-found-errors-message.js
@@ -445,9 +445,17 @@ export class someClass { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:01:14 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts"]
@@ -565,6 +573,11 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:55 AM] Found 0 errors. Watching for file changes.
 
 
@@ -796,9 +809,17 @@ export function multiply(a: number, b: number) { return a * b; }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:01:59 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts"]
@@ -908,6 +929,11 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:02:40 AM] Found 0 errors. Watching for file changes.
 
 
@@ -1141,9 +1167,18 @@ export class someClass2 { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:02:47 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts"]
@@ -1269,6 +1304,11 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:03:29 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/non-local-change-does-not-start-build-of-referencing-projects.js b/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/non-local-change-does-not-start-build-of-referencing-projects.js
index b8e271ccd50..261f3c8c966 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/non-local-change-does-not-start-build-of-referencing-projects.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/with-circular-project-reference/non-local-change-does-not-start-build-of-referencing-projects.js
@@ -445,9 +445,21 @@ function foo() { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:01:14 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
 [12:01:30 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/builds-when-new-file-is-added,-and-its-subsequent-updates.js b/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/builds-when-new-file-is-added,-and-its-subsequent-updates.js
index a72f345ad4b..24b29694504 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/builds-when-new-file-is-added,-and-its-subsequent-updates.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/builds-when-new-file-is-added,-and-its-subsequent-updates.js
@@ -475,9 +475,26 @@ export const newFileConst = 30;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: newfile.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+
 >> Screen clear
 [12:01:23 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: newfile.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: newfile.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 rename:: newfile.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts","/user/username/projects/sample1/core/newfile.ts"]
@@ -599,6 +616,10 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
 [12:01:39 AM] Found 0 errors. Watching for file changes.
 
 
@@ -675,9 +696,22 @@ export class someClass2 { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: newfile.ts
+
 >> Screen clear
 [12:01:43 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: newfile.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: newfile.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: newfile.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts","/user/username/projects/sample1/core/newfile.ts"]
@@ -807,6 +841,10 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
 [12:02:02 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/change-builds-changes-and-reports-found-errors-message.js b/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/change-builds-changes-and-reports-found-errors-message.js
index 059ce163d3d..cd2c46aa1f4 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/change-builds-changes-and-reports-found-errors-message.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/change-builds-changes-and-reports-found-errors-message.js
@@ -479,9 +479,19 @@ export class someClass { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:01:24 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts"]
@@ -605,6 +615,11 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:02:08 AM] Found 0 errors. Watching for file changes.
 
 
@@ -836,9 +851,19 @@ export function multiply(a: number, b: number) { return a * b; }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:02:12 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts"]
@@ -954,6 +979,11 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:02:56 AM] Found 0 errors. Watching for file changes.
 
 
@@ -1187,9 +1217,20 @@ export class someClass2 { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:03:03 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/sample1/core/anotherModule.ts","/user/username/projects/sample1/core/index.ts"]
@@ -1321,6 +1362,11 @@ Change:: Build logic and tests
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:03:48 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/non-local-change-does-not-start-build-of-referencing-projects.js b/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/non-local-change-does-not-start-build-of-referencing-projects.js
index f7f454b20ce..89f79ea78be 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/non-local-change-does-not-start-build-of-referencing-projects.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/with-simple-project-reference-graph/non-local-change-does-not-start-build-of-referencing-projects.js
@@ -479,9 +479,23 @@ function foo() { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.ts
+
 >> Screen clear
 [12:01:24 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: anotherModule.d.ts.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/core 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
 [12:01:43 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/works-when-noUnusedParameters-changes-to-false.js b/tests/baselines/reference/tsbuildWatch/programUpdates/works-when-noUnusedParameters-changes-to-false.js
index 0b05490ab3e..381cecd6c30 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/works-when-noUnusedParameters-changes-to-false.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/works-when-noUnusedParameters-changes-to-false.js
@@ -71,9 +71,13 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:26 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:29 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/programUpdates/works-with-extended-source-files.js b/tests/baselines/reference/tsbuildWatch/programUpdates/works-with-extended-source-files.js
index f39bf560fe9..439f17cc559 100644
--- a/tests/baselines/reference/tsbuildWatch/programUpdates/works-with-extended-source-files.js
+++ b/tests/baselines/reference/tsbuildWatch/programUpdates/works-with-extended-source-files.js
@@ -405,6 +405,9 @@ Output::
 
 [12:01:19 AM] Building project '/a/b/project2.tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: other.js
 [12:01:29 AM] Found 0 errors. Watching for file changes.
 
 
@@ -477,6 +480,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: alpha.tsconfig.json
+
 >> Screen clear
 [12:01:34 AM] File change detected. Starting incremental compilation...
 
@@ -486,6 +491,11 @@ Output::
 
 [12:01:38 AM] Updating unchanged output timestamps of project '/a/b/project1.tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.d.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile2.d.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: project1.tsconfig.tsbuildinfo
 
 
 Program root files: ["/a/b/commonFile1.ts","/a/b/commonFile2.ts"]
@@ -544,6 +554,9 @@ Output::
 
 [12:01:42 AM] Updating unchanged output timestamps of project '/a/b/project2.tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: other.js
 [12:01:43 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-23-projects-in-a-solution.js b/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-23-projects-in-a-solution.js
index 8dc08e63832..6fd94479da3 100644
--- a/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-23-projects-in-a-solution.js
+++ b/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-23-projects-in-a-solution.js
@@ -1841,6 +1841,8 @@ export const pkg0 = 0;const someConst2 = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:06:32 AM] File change detected. Starting incremental compilation...
 
@@ -1848,94 +1850,164 @@ Output::
 
 [12:06:34 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:06:47 AM] Project 'pkg1/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:06:49 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:06:50 AM] Project 'pkg2/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:06:52 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:06:53 AM] Project 'pkg3/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:06:55 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:06:56 AM] Project 'pkg4/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:06:58 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:06:59 AM] Project 'pkg5/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:01 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: tsconfig.tsbuildinfo
 [12:07:02 AM] Project 'pkg6/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:04 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg6/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: tsconfig.tsbuildinfo
 [12:07:05 AM] Project 'pkg7/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:07 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: tsconfig.tsbuildinfo
 [12:07:08 AM] Project 'pkg8/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:10 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg8/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: tsconfig.tsbuildinfo
 [12:07:11 AM] Project 'pkg9/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:13 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg9/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: tsconfig.tsbuildinfo
 [12:07:14 AM] Project 'pkg10/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:16 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg10/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: tsconfig.tsbuildinfo
 [12:07:17 AM] Project 'pkg11/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:19 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg11/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: tsconfig.tsbuildinfo
 [12:07:20 AM] Project 'pkg12/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:22 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg12/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: tsconfig.tsbuildinfo
 [12:07:23 AM] Project 'pkg13/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:25 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg13/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: tsconfig.tsbuildinfo
 [12:07:26 AM] Project 'pkg14/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:28 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg14/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: tsconfig.tsbuildinfo
 [12:07:29 AM] Project 'pkg15/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:31 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg15/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: tsconfig.tsbuildinfo
 [12:07:32 AM] Project 'pkg16/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:34 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg16/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg16 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg16 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg16 1 change:: tsconfig.tsbuildinfo
 [12:07:35 AM] Project 'pkg17/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:37 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg17/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg17 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg17 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg17 1 change:: tsconfig.tsbuildinfo
 [12:07:38 AM] Project 'pkg18/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:40 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg18/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg18 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg18 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg18 1 change:: tsconfig.tsbuildinfo
 [12:07:41 AM] Project 'pkg19/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:43 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg19/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg19 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg19 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg19 1 change:: tsconfig.tsbuildinfo
 [12:07:44 AM] Project 'pkg20/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:46 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg20/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg20 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg20 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg20 1 change:: tsconfig.tsbuildinfo
 [12:07:47 AM] Project 'pkg21/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:49 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg21/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg21 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg21 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg21 1 change:: tsconfig.tsbuildinfo
 [12:07:50 AM] Project 'pkg22/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:07:52 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg22/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg22 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg22 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg22 1 change:: tsconfig.tsbuildinfo
 [12:07:53 AM] Found 0 errors. Watching for file changes.
 
 
@@ -2375,6 +2447,8 @@ export const pkg0 = 0;const someConst2 = 10;export const someConst = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:07:56 AM] File change detected. Starting incremental compilation...
 
@@ -2382,6 +2456,10 @@ Output::
 
 [12:07:58 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/pkg0/index.ts"]
@@ -2606,30 +2684,45 @@ Output::
 
 [12:08:14 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:08:15 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:08:16 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:08:18 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:08:19 AM] Project 'pkg3/tsconfig.json' is out of date because oldest output 'pkg3/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:08:20 AM] Building project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
 [12:08:22 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:08:23 AM] Project 'pkg4/tsconfig.json' is out of date because oldest output 'pkg4/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:08:24 AM] Building project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
 [12:08:26 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:08:27 AM] Project 'pkg5/tsconfig.json' is out of date because oldest output 'pkg5/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:08:28 AM] Building project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
 [12:08:30 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg1/index.ts"]
@@ -2862,30 +2955,45 @@ Output::
 
 [12:08:34 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg6/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: tsconfig.tsbuildinfo
 [12:08:35 AM] Project 'pkg7/tsconfig.json' is out of date because oldest output 'pkg7/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:08:36 AM] Building project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
 [12:08:38 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: tsconfig.tsbuildinfo
 [12:08:39 AM] Project 'pkg8/tsconfig.json' is out of date because oldest output 'pkg8/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:08:40 AM] Building project '/user/username/projects/myproject/pkg8/tsconfig.json'...
 
 [12:08:42 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg8/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: tsconfig.tsbuildinfo
 [12:08:43 AM] Project 'pkg9/tsconfig.json' is out of date because oldest output 'pkg9/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:08:44 AM] Building project '/user/username/projects/myproject/pkg9/tsconfig.json'...
 
 [12:08:46 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg9/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: tsconfig.tsbuildinfo
 [12:08:47 AM] Project 'pkg10/tsconfig.json' is out of date because oldest output 'pkg10/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:08:48 AM] Building project '/user/username/projects/myproject/pkg10/tsconfig.json'...
 
 [12:08:50 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg10/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg6/index.ts"]
@@ -3118,30 +3226,45 @@ Output::
 
 [12:08:54 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg11/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: tsconfig.tsbuildinfo
 [12:08:55 AM] Project 'pkg12/tsconfig.json' is out of date because oldest output 'pkg12/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:08:56 AM] Building project '/user/username/projects/myproject/pkg12/tsconfig.json'...
 
 [12:08:58 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg12/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: tsconfig.tsbuildinfo
 [12:08:59 AM] Project 'pkg13/tsconfig.json' is out of date because oldest output 'pkg13/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:09:00 AM] Building project '/user/username/projects/myproject/pkg13/tsconfig.json'...
 
 [12:09:02 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg13/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: tsconfig.tsbuildinfo
 [12:09:03 AM] Project 'pkg14/tsconfig.json' is out of date because oldest output 'pkg14/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:09:04 AM] Building project '/user/username/projects/myproject/pkg14/tsconfig.json'...
 
 [12:09:06 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg14/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: tsconfig.tsbuildinfo
 [12:09:07 AM] Project 'pkg15/tsconfig.json' is out of date because oldest output 'pkg15/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:09:08 AM] Building project '/user/username/projects/myproject/pkg15/tsconfig.json'...
 
 [12:09:10 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg15/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg11/index.ts"]
@@ -3374,30 +3497,45 @@ Output::
 
 [12:09:14 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg16/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg16 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg16 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg16 1 change:: tsconfig.tsbuildinfo
 [12:09:15 AM] Project 'pkg17/tsconfig.json' is out of date because oldest output 'pkg17/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:09:16 AM] Building project '/user/username/projects/myproject/pkg17/tsconfig.json'...
 
 [12:09:18 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg17/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg17 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg17 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg17 1 change:: tsconfig.tsbuildinfo
 [12:09:19 AM] Project 'pkg18/tsconfig.json' is out of date because oldest output 'pkg18/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:09:20 AM] Building project '/user/username/projects/myproject/pkg18/tsconfig.json'...
 
 [12:09:22 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg18/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg18 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg18 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg18 1 change:: tsconfig.tsbuildinfo
 [12:09:23 AM] Project 'pkg19/tsconfig.json' is out of date because oldest output 'pkg19/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:09:24 AM] Building project '/user/username/projects/myproject/pkg19/tsconfig.json'...
 
 [12:09:26 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg19/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg19 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg19 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg19 1 change:: tsconfig.tsbuildinfo
 [12:09:27 AM] Project 'pkg20/tsconfig.json' is out of date because oldest output 'pkg20/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:09:28 AM] Building project '/user/username/projects/myproject/pkg20/tsconfig.json'...
 
 [12:09:30 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg20/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg20 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg20 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg20 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg16/index.ts"]
@@ -3630,12 +3768,18 @@ Output::
 
 [12:09:35 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg21/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg21 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg21 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg21 1 change:: tsconfig.tsbuildinfo
 [12:09:36 AM] Project 'pkg22/tsconfig.json' is out of date because oldest output 'pkg22/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:09:37 AM] Building project '/user/username/projects/myproject/pkg22/tsconfig.json'...
 
 [12:09:39 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg22/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg22 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg22 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg22 1 change:: tsconfig.tsbuildinfo
 [12:09:40 AM] Found 0 errors. Watching for file changes.
 
 
@@ -3980,6 +4124,8 @@ export const pkg0 = 0;const someConst2 = 10;export const someConst = 10;export c
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:09:43 AM] File change detected. Starting incremental compilation...
 
@@ -3987,6 +4133,10 @@ Output::
 
 [12:09:45 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/pkg0/index.ts"]
@@ -4213,30 +4363,45 @@ Output::
 
 [12:10:01 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:10:02 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:10:03 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:10:05 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:10:06 AM] Project 'pkg3/tsconfig.json' is out of date because oldest output 'pkg3/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:10:07 AM] Building project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
 [12:10:09 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:10:10 AM] Project 'pkg4/tsconfig.json' is out of date because oldest output 'pkg4/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:10:11 AM] Building project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
 [12:10:13 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:10:14 AM] Project 'pkg5/tsconfig.json' is out of date because oldest output 'pkg5/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:10:15 AM] Building project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
 [12:10:17 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg1/index.ts"]
@@ -4469,30 +4634,45 @@ Output::
 
 [12:10:21 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg6/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: tsconfig.tsbuildinfo
 [12:10:22 AM] Project 'pkg7/tsconfig.json' is out of date because oldest output 'pkg7/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:10:23 AM] Building project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
 [12:10:25 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: tsconfig.tsbuildinfo
 [12:10:26 AM] Project 'pkg8/tsconfig.json' is out of date because oldest output 'pkg8/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:10:27 AM] Building project '/user/username/projects/myproject/pkg8/tsconfig.json'...
 
 [12:10:29 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg8/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: tsconfig.tsbuildinfo
 [12:10:30 AM] Project 'pkg9/tsconfig.json' is out of date because oldest output 'pkg9/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:10:31 AM] Building project '/user/username/projects/myproject/pkg9/tsconfig.json'...
 
 [12:10:33 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg9/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: tsconfig.tsbuildinfo
 [12:10:34 AM] Project 'pkg10/tsconfig.json' is out of date because oldest output 'pkg10/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:10:35 AM] Building project '/user/username/projects/myproject/pkg10/tsconfig.json'...
 
 [12:10:37 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg10/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg6/index.ts"]
@@ -4722,6 +4902,8 @@ export const pkg0 = 0;const someConst2 = 10;export const someConst = 10;export c
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:10:40 AM] File change detected. Starting incremental compilation...
 
@@ -4729,46 +4911,80 @@ Output::
 
 [12:10:42 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:10:55 AM] Project 'pkg1/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:10:57 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:10:58 AM] Project 'pkg2/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:11:00 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:11:01 AM] Project 'pkg3/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:11:03 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:11:04 AM] Project 'pkg4/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:11:06 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:11:07 AM] Project 'pkg5/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:11:09 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: tsconfig.tsbuildinfo
 [12:11:10 AM] Project 'pkg6/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:11:12 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg6/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: tsconfig.tsbuildinfo
 [12:11:13 AM] Project 'pkg7/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:11:15 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: tsconfig.tsbuildinfo
 [12:11:16 AM] Project 'pkg8/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:11:18 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg8/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: tsconfig.tsbuildinfo
 [12:11:19 AM] Project 'pkg9/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:11:21 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg9/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: tsconfig.tsbuildinfo
 [12:11:22 AM] Project 'pkg10/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:11:24 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg10/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg0/index.ts"]
@@ -5021,30 +5237,45 @@ Output::
 
 [12:11:28 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg11/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: tsconfig.tsbuildinfo
 [12:11:29 AM] Project 'pkg12/tsconfig.json' is out of date because oldest output 'pkg12/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:11:30 AM] Building project '/user/username/projects/myproject/pkg12/tsconfig.json'...
 
 [12:11:32 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg12/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: tsconfig.tsbuildinfo
 [12:11:33 AM] Project 'pkg13/tsconfig.json' is out of date because oldest output 'pkg13/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:11:34 AM] Building project '/user/username/projects/myproject/pkg13/tsconfig.json'...
 
 [12:11:36 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg13/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: tsconfig.tsbuildinfo
 [12:11:37 AM] Project 'pkg14/tsconfig.json' is out of date because oldest output 'pkg14/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:11:38 AM] Building project '/user/username/projects/myproject/pkg14/tsconfig.json'...
 
 [12:11:40 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg14/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: tsconfig.tsbuildinfo
 [12:11:41 AM] Project 'pkg15/tsconfig.json' is out of date because oldest output 'pkg15/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:11:42 AM] Building project '/user/username/projects/myproject/pkg15/tsconfig.json'...
 
 [12:11:44 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg15/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg11/index.ts"]
@@ -5274,6 +5505,8 @@ export const pkg0 = 0;const someConst2 = 10;export const someConst = 10;export c
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:11:48 AM] File change detected. Starting incremental compilation...
 
@@ -5281,6 +5514,10 @@ Output::
 
 [12:11:50 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/pkg0/index.ts"]
@@ -5510,30 +5747,45 @@ Output::
 
 [12:12:06 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:12:07 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:08 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:12:10 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:12:11 AM] Project 'pkg3/tsconfig.json' is out of date because oldest output 'pkg3/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:12 AM] Building project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
 [12:12:14 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:12:15 AM] Project 'pkg4/tsconfig.json' is out of date because oldest output 'pkg4/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:16 AM] Building project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
 [12:12:18 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:12:19 AM] Project 'pkg5/tsconfig.json' is out of date because oldest output 'pkg5/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:20 AM] Building project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
 [12:12:22 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg1/index.ts"]
@@ -5766,30 +6018,45 @@ Output::
 
 [12:12:26 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg6/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: tsconfig.tsbuildinfo
 [12:12:27 AM] Project 'pkg7/tsconfig.json' is out of date because oldest output 'pkg7/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:28 AM] Building project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
 [12:12:30 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: tsconfig.tsbuildinfo
 [12:12:31 AM] Project 'pkg8/tsconfig.json' is out of date because oldest output 'pkg8/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:32 AM] Building project '/user/username/projects/myproject/pkg8/tsconfig.json'...
 
 [12:12:34 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg8/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg8 1 change:: tsconfig.tsbuildinfo
 [12:12:35 AM] Project 'pkg9/tsconfig.json' is out of date because oldest output 'pkg9/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:36 AM] Building project '/user/username/projects/myproject/pkg9/tsconfig.json'...
 
 [12:12:38 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg9/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg9 1 change:: tsconfig.tsbuildinfo
 [12:12:39 AM] Project 'pkg10/tsconfig.json' is out of date because oldest output 'pkg10/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:40 AM] Building project '/user/username/projects/myproject/pkg10/tsconfig.json'...
 
 [12:12:42 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg10/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg10 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg6/index.ts"]
@@ -6022,30 +6289,45 @@ Output::
 
 [12:12:46 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg11/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg11 1 change:: tsconfig.tsbuildinfo
 [12:12:47 AM] Project 'pkg12/tsconfig.json' is out of date because oldest output 'pkg12/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:48 AM] Building project '/user/username/projects/myproject/pkg12/tsconfig.json'...
 
 [12:12:50 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg12/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg12 1 change:: tsconfig.tsbuildinfo
 [12:12:51 AM] Project 'pkg13/tsconfig.json' is out of date because oldest output 'pkg13/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:52 AM] Building project '/user/username/projects/myproject/pkg13/tsconfig.json'...
 
 [12:12:54 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg13/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg13 1 change:: tsconfig.tsbuildinfo
 [12:12:55 AM] Project 'pkg14/tsconfig.json' is out of date because oldest output 'pkg14/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:12:56 AM] Building project '/user/username/projects/myproject/pkg14/tsconfig.json'...
 
 [12:12:58 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg14/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg14 1 change:: tsconfig.tsbuildinfo
 [12:12:59 AM] Project 'pkg15/tsconfig.json' is out of date because oldest output 'pkg15/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:13:00 AM] Building project '/user/username/projects/myproject/pkg15/tsconfig.json'...
 
 [12:13:02 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg15/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg15 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg11/index.ts"]
@@ -6278,30 +6560,45 @@ Output::
 
 [12:13:06 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg16/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg16 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg16 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg16 1 change:: tsconfig.tsbuildinfo
 [12:13:07 AM] Project 'pkg17/tsconfig.json' is out of date because oldest output 'pkg17/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:13:08 AM] Building project '/user/username/projects/myproject/pkg17/tsconfig.json'...
 
 [12:13:10 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg17/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg17 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg17 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg17 1 change:: tsconfig.tsbuildinfo
 [12:13:11 AM] Project 'pkg18/tsconfig.json' is out of date because oldest output 'pkg18/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:13:12 AM] Building project '/user/username/projects/myproject/pkg18/tsconfig.json'...
 
 [12:13:14 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg18/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg18 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg18 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg18 1 change:: tsconfig.tsbuildinfo
 [12:13:15 AM] Project 'pkg19/tsconfig.json' is out of date because oldest output 'pkg19/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:13:16 AM] Building project '/user/username/projects/myproject/pkg19/tsconfig.json'...
 
 [12:13:18 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg19/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg19 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg19 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg19 1 change:: tsconfig.tsbuildinfo
 [12:13:19 AM] Project 'pkg20/tsconfig.json' is out of date because oldest output 'pkg20/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:13:20 AM] Building project '/user/username/projects/myproject/pkg20/tsconfig.json'...
 
 [12:13:22 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg20/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg20 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg20 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg20 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg16/index.ts"]
@@ -6534,12 +6831,18 @@ Output::
 
 [12:13:26 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg21/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg21 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg21 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg21 1 change:: tsconfig.tsbuildinfo
 [12:13:27 AM] Project 'pkg22/tsconfig.json' is out of date because oldest output 'pkg22/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:13:28 AM] Building project '/user/username/projects/myproject/pkg22/tsconfig.json'...
 
 [12:13:30 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg22/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg22 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg22 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg22 1 change:: tsconfig.tsbuildinfo
 [12:13:31 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-3-projects-in-a-solution.js b/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-3-projects-in-a-solution.js
index 9d39f6ac125..ae086cd85a3 100644
--- a/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-3-projects-in-a-solution.js
+++ b/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-3-projects-in-a-solution.js
@@ -281,6 +281,8 @@ export const pkg0 = 0;const someConst2 = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:01:12 AM] File change detected. Starting incremental compilation...
 
@@ -288,14 +290,24 @@ Output::
 
 [12:01:14 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:27 AM] Project 'pkg1/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:01:29 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:01:30 AM] Project 'pkg2/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:01:32 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:01:33 AM] Found 0 errors. Watching for file changes.
 
 
@@ -435,6 +447,8 @@ export const pkg0 = 0;const someConst2 = 10;export const someConst = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
@@ -442,6 +456,10 @@ Output::
 
 [12:01:38 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/pkg0/index.ts"]
@@ -546,12 +564,18 @@ Output::
 
 [12:01:54 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:01:55 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:01:56 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:01:58 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:01:59 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-5-projects-in-a-solution.js b/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-5-projects-in-a-solution.js
index 38b7bfc6373..6930e6d5248 100644
--- a/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-5-projects-in-a-solution.js
+++ b/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-5-projects-in-a-solution.js
@@ -437,6 +437,8 @@ export const pkg0 = 0;const someConst2 = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
@@ -444,22 +446,38 @@ Output::
 
 [12:01:46 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:59 AM] Project 'pkg1/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:02:01 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:02:02 AM] Project 'pkg2/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:02:04 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:02:05 AM] Project 'pkg3/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:02:07 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:02:08 AM] Project 'pkg4/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:02:10 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:02:11 AM] Found 0 errors. Watching for file changes.
 
 
@@ -629,6 +647,8 @@ export const pkg0 = 0;const someConst2 = 10;export const someConst = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:02:14 AM] File change detected. Starting incremental compilation...
 
@@ -636,6 +656,10 @@ Output::
 
 [12:02:16 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/pkg0/index.ts"]
@@ -752,24 +776,36 @@ Output::
 
 [12:02:32 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:02:33 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:02:34 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:02:36 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:02:37 AM] Project 'pkg3/tsconfig.json' is out of date because oldest output 'pkg3/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:02:38 AM] Building project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
 [12:02:40 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:02:41 AM] Project 'pkg4/tsconfig.json' is out of date because oldest output 'pkg4/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:02:42 AM] Building project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
 [12:02:44 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:02:45 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-8-projects-in-a-solution.js b/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-8-projects-in-a-solution.js
index 51f3aaa618d..367c9b6f596 100644
--- a/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-8-projects-in-a-solution.js
+++ b/tests/baselines/reference/tsbuildWatch/projectsBuilding/when-there-are-8-projects-in-a-solution.js
@@ -671,6 +671,8 @@ export const pkg0 = 0;const someConst2 = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:02:32 AM] File change detected. Starting incremental compilation...
 
@@ -678,34 +680,59 @@ Output::
 
 [12:02:34 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:02:47 AM] Project 'pkg1/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:02:49 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:02:50 AM] Project 'pkg2/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:02:52 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:02:53 AM] Project 'pkg3/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:02:55 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:02:56 AM] Project 'pkg4/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:02:58 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:02:59 AM] Project 'pkg5/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:03:01 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: tsconfig.tsbuildinfo
 [12:03:02 AM] Project 'pkg6/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:03:04 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg6/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: tsconfig.tsbuildinfo
 [12:03:05 AM] Project 'pkg7/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:03:07 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: tsconfig.tsbuildinfo
 [12:03:08 AM] Found 0 errors. Watching for file changes.
 
 
@@ -920,6 +947,8 @@ export const pkg0 = 0;const someConst2 = 10;export const someConst = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:03:11 AM] File change detected. Starting incremental compilation...
 
@@ -927,6 +956,10 @@ Output::
 
 [12:03:13 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/pkg0/index.ts"]
@@ -1061,30 +1094,45 @@ Output::
 
 [12:03:29 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:03:30 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:03:31 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:03:33 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:03:34 AM] Project 'pkg3/tsconfig.json' is out of date because oldest output 'pkg3/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:03:35 AM] Building project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
 [12:03:37 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:03:38 AM] Project 'pkg4/tsconfig.json' is out of date because oldest output 'pkg4/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:03:39 AM] Building project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
 [12:03:41 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:03:42 AM] Project 'pkg5/tsconfig.json' is out of date because oldest output 'pkg5/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:03:43 AM] Building project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
 [12:03:45 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg1/index.ts"]
@@ -1227,12 +1275,18 @@ Output::
 
 [12:03:49 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg6/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: tsconfig.tsbuildinfo
 [12:03:50 AM] Project 'pkg7/tsconfig.json' is out of date because oldest output 'pkg7/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:03:51 AM] Building project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
 [12:03:53 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: tsconfig.tsbuildinfo
 [12:03:54 AM] Found 0 errors. Watching for file changes.
 
 
@@ -1397,6 +1451,8 @@ export const pkg0 = 0;const someConst2 = 10;export const someConst = 10;export c
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:03:57 AM] File change detected. Starting incremental compilation...
 
@@ -1404,6 +1460,10 @@ Output::
 
 [12:03:59 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/pkg0/index.ts"]
@@ -1540,30 +1600,45 @@ Output::
 
 [12:04:16 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:04:17 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:04:18 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:04:20 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:04:21 AM] Project 'pkg3/tsconfig.json' is out of date because oldest output 'pkg3/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:04:22 AM] Building project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
 [12:04:24 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:04:25 AM] Project 'pkg4/tsconfig.json' is out of date because oldest output 'pkg4/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:04:26 AM] Building project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
 [12:04:28 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:04:29 AM] Project 'pkg5/tsconfig.json' is out of date because oldest output 'pkg5/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:04:30 AM] Building project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
 [12:04:32 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg1/index.ts"]
@@ -1703,6 +1778,8 @@ export const pkg0 = 0;const someConst2 = 10;export const someConst = 10;export c
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.ts
+
 >> Screen clear
 [12:04:35 AM] File change detected. Starting incremental compilation...
 
@@ -1710,26 +1787,45 @@ Output::
 
 [12:04:37 AM] Building project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:04:50 AM] Project 'pkg1/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:04:52 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: tsconfig.tsbuildinfo
 [12:04:53 AM] Project 'pkg2/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:04:55 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: tsconfig.tsbuildinfo
 [12:04:56 AM] Project 'pkg3/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:04:58 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: tsconfig.tsbuildinfo
 [12:04:59 AM] Project 'pkg4/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:05:01 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg4/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg4 1 change:: tsconfig.tsbuildinfo
 [12:05:02 AM] Project 'pkg5/tsconfig.json' is up to date with .d.ts files from its dependencies
 
 [12:05:04 AM] Updating output timestamps of project '/user/username/projects/myproject/pkg5/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg5 1 change:: tsconfig.tsbuildinfo
 
 
 Program root files: ["/user/username/projects/myproject/pkg0/index.ts"]
@@ -1877,12 +1973,18 @@ Output::
 
 [12:05:08 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg6/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg6 1 change:: tsconfig.tsbuildinfo
 [12:05:09 AM] Project 'pkg7/tsconfig.json' is out of date because oldest output 'pkg7/index.js' is older than newest input 'pkg0/tsconfig.json'
 
 [12:05:10 AM] Building project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
 [12:05:12 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg7/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg7 1 change:: tsconfig.tsbuildinfo
 [12:05:13 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/publicApi/with-custom-transformers.js b/tests/baselines/reference/tsbuildWatch/publicApi/with-custom-transformers.js
index 3458c8a4583..96e1a783742 100644
--- a/tests/baselines/reference/tsbuildWatch/publicApi/with-custom-transformers.js
+++ b/tests/baselines/reference/tsbuildWatch/publicApi/with-custom-transformers.js
@@ -256,6 +256,8 @@ export function f2() { } // trailing
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/shared 1 change:: index.ts
+
 >> Screen clear
 [12:00:55 AM] File change detected. Starting incremental compilation...
 
@@ -263,12 +265,19 @@ Output::
 
 [12:00:57 AM] Building project '/user/username/projects/myproject/shared/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/shared 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/shared 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/shared 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/shared 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:10 AM] Project 'webpack/tsconfig.json' is out of date because oldest output 'webpack/index.js' is older than newest input 'shared/tsconfig.json'
 
 [12:01:11 AM] Building project '/user/username/projects/myproject/webpack/tsconfig.json'...
 
 [12:01:13 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/webpack/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/webpack 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/webpack 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/webpack 1 change:: tsconfig.tsbuildinfo
 [12:01:14 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/reexport/Reports-errors-correctly.js b/tests/baselines/reference/tsbuildWatch/reexport/Reports-errors-correctly.js
index ae54838ae4d..811a42de30c 100644
--- a/tests/baselines/reference/tsbuildWatch/reexport/Reports-errors-correctly.js
+++ b/tests/baselines/reference/tsbuildWatch/reexport/Reports-errors-correctly.js
@@ -264,6 +264,8 @@ export interface Session {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/reexport/src/pure 1 change:: session.ts
+
 >> Screen clear
 [12:01:07 AM] File change detected. Starting incremental compilation...
 
@@ -429,6 +431,8 @@ export interface Session {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/reexport/src/pure 1 change:: session.ts
+
 >> Screen clear
 [12:01:34 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tsbuildWatch/watchEnvironment/same-file-in-multiple-projects-with-single-watcher-per-file.js b/tests/baselines/reference/tsbuildWatch/watchEnvironment/same-file-in-multiple-projects-with-single-watcher-per-file.js
index 9aebd0d53e6..db2348e0bb6 100644
--- a/tests/baselines/reference/tsbuildWatch/watchEnvironment/same-file-in-multiple-projects-with-single-watcher-per-file.js
+++ b/tests/baselines/reference/tsbuildWatch/watchEnvironment/same-file-in-multiple-projects-with-single-watcher-per-file.js
@@ -229,24 +229,28 @@ Output::
 
 [12:01:13 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
 [12:01:14 AM] Project 'pkg1/tsconfig.json' is out of date because oldest output 'pkg1/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:15 AM] Building project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
 [12:01:17 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
 [12:01:18 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:19 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:01:21 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
 [12:01:22 AM] Project 'pkg3/tsconfig.json' is out of date because oldest output 'pkg3/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:23 AM] Building project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
 [12:01:25 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
 [12:01:26 AM] Found 0 errors. Watching for file changes.
 
 
@@ -411,18 +415,21 @@ Output::
 
 [12:01:39 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
 [12:01:40 AM] Project 'pkg1/tsconfig.json' is out of date because oldest output 'pkg1/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:41 AM] Building project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
 [12:01:43 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
 [12:01:44 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:45 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:01:47 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
 [12:01:48 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tsbuildWatch/watchEnvironment/same-file-in-multiple-projects.js b/tests/baselines/reference/tsbuildWatch/watchEnvironment/same-file-in-multiple-projects.js
index ad4d9d4891d..11ea03a1889 100644
--- a/tests/baselines/reference/tsbuildWatch/watchEnvironment/same-file-in-multiple-projects.js
+++ b/tests/baselines/reference/tsbuildWatch/watchEnvironment/same-file-in-multiple-projects.js
@@ -232,24 +232,28 @@ Output::
 
 [12:01:13 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
 [12:01:14 AM] Project 'pkg1/tsconfig.json' is out of date because oldest output 'pkg1/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:15 AM] Building project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
 [12:01:17 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
 [12:01:18 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:19 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:01:21 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
 [12:01:22 AM] Project 'pkg3/tsconfig.json' is out of date because oldest output 'pkg3/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:23 AM] Building project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
 [12:01:25 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg3/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg3 1 change:: index.js
 [12:01:26 AM] Found 0 errors. Watching for file changes.
 
 
@@ -419,18 +423,21 @@ Output::
 
 [12:01:39 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg0/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg0 1 change:: index.js
 [12:01:40 AM] Project 'pkg1/tsconfig.json' is out of date because oldest output 'pkg1/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:41 AM] Building project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
 [12:01:43 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg1/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg1 1 change:: index.js
 [12:01:44 AM] Project 'pkg2/tsconfig.json' is out of date because oldest output 'pkg2/index.js' is older than newest input 'typings/xterm.d.ts'
 
 [12:01:45 AM] Building project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
 [12:01:47 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/pkg2 1 change:: index.js
 [12:01:48 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/consoleClearing/when-preserveWatchOutput-is-true-in-config-file/createWatchOfConfigFile.js b/tests/baselines/reference/tscWatch/consoleClearing/when-preserveWatchOutput-is-true-in-config-file/createWatchOfConfigFile.js
index b2c561112eb..13eaa8fcc6a 100644
--- a/tests/baselines/reference/tscWatch/consoleClearing/when-preserveWatchOutput-is-true-in-config-file/createWatchOfConfigFile.js
+++ b/tests/baselines/reference/tscWatch/consoleClearing/when-preserveWatchOutput-is-true-in-config-file/createWatchOfConfigFile.js
@@ -71,8 +71,10 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry::  1 change:: f.ts
 [12:00:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry::  1 change:: f.js
 [12:00:23 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/consoleClearing/when-preserveWatchOutput-is-true-in-config-file/when-createWatchProgram-is-invoked-with-configFileParseResult-on-WatchCompilerHostOfConfigFile.js b/tests/baselines/reference/tscWatch/consoleClearing/when-preserveWatchOutput-is-true-in-config-file/when-createWatchProgram-is-invoked-with-configFileParseResult-on-WatchCompilerHostOfConfigFile.js
index b096bac9700..37dbaf93606 100644
--- a/tests/baselines/reference/tscWatch/consoleClearing/when-preserveWatchOutput-is-true-in-config-file/when-createWatchProgram-is-invoked-with-configFileParseResult-on-WatchCompilerHostOfConfigFile.js
+++ b/tests/baselines/reference/tscWatch/consoleClearing/when-preserveWatchOutput-is-true-in-config-file/when-createWatchProgram-is-invoked-with-configFileParseResult-on-WatchCompilerHostOfConfigFile.js
@@ -70,8 +70,10 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry::  1 change:: f.ts
 [12:00:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry::  1 change:: f.js
 [12:00:23 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-file-content/file-is-deleted-and-created-as-part-of-change.js b/tests/baselines/reference/tscWatch/emit/emit-file-content/file-is-deleted-and-created-as-part-of-change.js
index 102a3122368..32537ebf8b9 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-file-content/file-is-deleted-and-created-as-part-of-change.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-file-content/file-is-deleted-and-created-as-part-of-change.js
@@ -75,9 +75,15 @@ var b = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /home/username/project/app 1 rename:: file.ts
+sysLog:: watchPresentFileSystemEntry:: /home/username/project/app 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /home/username/project/app 1 rename:: file.ts
+sysLog:: watchPresentFileSystemEntry:: /home/username/project/app 1 change:: 
+
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /home/username/project/app 1 change:: file.js
 [12:00:32 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-file-content/should-emit-specified-file.js b/tests/baselines/reference/tscWatch/emit/emit-file-content/should-emit-specified-file.js
index 9567f0deb6e..10c8410f08e 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-file-content/should-emit-specified-file.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-file-content/should-emit-specified-file.js
@@ -109,9 +109,14 @@ export function Foo() { return 10; }export function foo2() { return 2; }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: f1.ts
+
 >> Screen clear
 [12:00:29 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: f1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: f2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: f3.js
 [12:00:39 AM] Found 0 errors. Watching for file changes.
 
 
@@ -178,9 +183,13 @@ export function Foo() { return 10; }export function foo2() { return 2; }export f
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: f1.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: f1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: f2.js
 [12:00:49 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-always-return-the-file-itself-if-'--isolatedModules'-is-specified.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-always-return-the-file-itself-if-'--isolatedModules'-is-specified.js
index 18c5c07ceb7..49c83ee1c7b 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-always-return-the-file-itself-if-'--isolatedModules'-is-specified.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-always-return-the-file-itself-if-'--isolatedModules'-is-specified.js
@@ -139,9 +139,12 @@ export var T: number;export function Foo() { };
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
 a/b/globalFile3.ts:1:1 - error TS1208: 'globalFile3.ts' cannot be compiled under '--isolatedModules' because it is considered a global script file. Add an import, export, or an empty 'export {}' statement to make it a module.
 
 1 interface GlobalFoo { age: number }
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-always-return-the-file-itself-if-'--out'-or-'--outFile'-is-specified.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-always-return-the-file-itself-if-'--out'-or-'--outFile'-is-specified.js
index 04f23c2aaa5..6c16f70ec57 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-always-return-the-file-itself-if-'--out'-or-'--outFile'-is-specified.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-always-return-the-file-itself-if-'--out'-or-'--outFile'-is-specified.js
@@ -138,9 +138,12 @@ export var T: number;export function Foo() { };
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: out.js
 [12:00:34 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-deleted-files.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-deleted-files.js
index b5c71000f71..c34cc2418de 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-deleted-files.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-deleted-files.js
@@ -135,9 +135,15 @@ export var T: number;export function Foo() { };
 //// [/a/b/file1Consumer2.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: file1Consumer2.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+
 >> Screen clear
 [12:00:39 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
 [12:00:46 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-newly-created-files.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-newly-created-files.js
index f4707855b33..fdf42df7712 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-newly-created-files.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-newly-created-files.js
@@ -137,9 +137,18 @@ import {Foo} from "./moduleFile1"; let y = Foo();
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: file1Consumer3.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:00:40 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: file1Consumer3.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
 [12:00:52 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-the-reference-map-changes.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-the-reference-map-changes.js
index c11c863a166..351f027b719 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-the-reference-map-changes.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-be-up-to-date-with-the-reference-map-changes.js
@@ -134,9 +134,12 @@ export let y = Foo();
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.ts
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
 a/b/file1Consumer1.ts:1:16 - error TS2304: Cannot find name 'Foo'.
 
 1 export let y = Foo();
@@ -205,9 +208,13 @@ export var T: number;export function Foo() { };
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:00:46 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer2.js
 a/b/file1Consumer1.ts:1:16 - error TS2304: Cannot find name 'Foo'.
 
 1 export let y = Foo();
@@ -281,9 +288,12 @@ import {Foo} from "./moduleFile1";let y = Foo();
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.ts
+
 >> Screen clear
 [12:00:57 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
 [12:01:01 AM] Found 0 errors. Watching for file changes.
 
 
@@ -347,9 +357,14 @@ export let y = Foo();
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:01:06 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
 a/b/file1Consumer1.ts:1:9 - error TS2305: Module '"./moduleFile1"' has no exported member 'Foo'.
 
 1 import {Foo} from "./moduleFile1";let y = Foo();
@@ -435,9 +450,15 @@ export var T: number;export function Foo() { };
 //// [/a/b/file1Consumer1.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:01:23 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
 [12:01:33 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-contains-only-itself-if-a-module-file's-shape-didn't-change,-and-all-files-referencing-it-if-its-shape-changed.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-contains-only-itself-if-a-module-file's-shape-didn't-change,-and-all-files-referencing-it-if-its-shape-changed.js
index 5e4bee56e5d..66782a2e0b5 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-contains-only-itself-if-a-module-file's-shape-didn't-change,-and-all-files-referencing-it-if-its-shape-changed.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-contains-only-itself-if-a-module-file's-shape-didn't-change,-and-all-files-referencing-it-if-its-shape-changed.js
@@ -134,9 +134,14 @@ export var T: number;export function Foo() { };
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
 [12:00:48 AM] Found 0 errors. Watching for file changes.
 
 
@@ -208,9 +213,12 @@ export var T: number;export function Foo() { console.log('hi'); };
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:00:52 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
 a/b/moduleFile1.ts:1:46 - error TS2584: Cannot find name 'console'. Do you need to change your target library? Try changing the 'lib' compiler option to include 'dom'.
 
 1 export var T: number;export function Foo() { console.log('hi'); };
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-detect-non-existing-code-file.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-detect-non-existing-code-file.js
index cdbce1ebf48..632852185fa 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-detect-non-existing-code-file.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-detect-non-existing-code-file.js
@@ -92,9 +92,12 @@ export var x = Foo();export var yy = Foo();
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: referenceFile1.ts
+
 >> Screen clear
 [12:00:21 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: referenceFile1.js
 a/b/referenceFile1.ts:1:22 - error TS6053: File '/a/b/moduleFile2.ts' not found.
 
 1 /// <reference path="./moduleFile2.ts" />
@@ -165,9 +168,15 @@ export var Foo4 = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile2.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: referenceFile1.js
 a/b/referenceFile1.ts:2:16 - error TS2304: Cannot find name 'Foo'.
 
 2 export var x = Foo();export var yy = Foo();
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-detect-removed-code-file.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-detect-removed-code-file.js
index 9f19ac324e2..bc031dbd262 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-detect-removed-code-file.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-detect-removed-code-file.js
@@ -99,9 +99,13 @@ Input::
 //// [/a/b/moduleFile1.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile1.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+
 >> Screen clear
 [12:00:24 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: referenceFile1.js
 a/b/referenceFile1.ts:1:22 - error TS6053: File '/a/b/moduleFile1.ts' not found.
 
 1 /// <reference path="./moduleFile1.ts" />
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-return-all-files-if-a-global-file-changed-shape.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-return-all-files-if-a-global-file-changed-shape.js
index dcabd0690ec..db1b85eef29 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-return-all-files-if-a-global-file-changed-shape.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-return-all-files-if-a-global-file-changed-shape.js
@@ -134,9 +134,16 @@ interface GlobalFoo { age: number }var T2: string;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: globalFile3.ts
+
 >> Screen clear
 [12:00:37 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: globalFile3.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile2.js
 [12:00:53 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-return-cascaded-affected-file-list.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-return-cascaded-affected-file-list.js
index 46553cf38b5..b3e5011bb11 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-return-cascaded-affected-file-list.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-return-cascaded-affected-file-list.js
@@ -147,9 +147,13 @@ import {Foo} from "./moduleFile1"; export var y = 10;export var T: number;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.ts
+
 >> Screen clear
 [12:00:41 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1Consumer1.js
 [12:00:48 AM] Found 0 errors. Watching for file changes.
 
 
@@ -219,9 +223,14 @@ export var T: number;export function Foo() { };
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:00:52 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
 [12:01:02 AM] Found 0 errors. Watching for file changes.
 
 
@@ -299,9 +308,16 @@ import {Foo} from "./moduleFile1"; export var y = 10;export var T: number;export
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.ts
+
 >> Screen clear
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1Consumer1Consumer1.js
 [12:01:21 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-work-fine-for-files-with-circular-references.js b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-work-fine-for-files-with-circular-references.js
index 7cd30bac07b..2737c00d551 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-work-fine-for-files-with-circular-references.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-for-configured-projects/should-work-fine-for-files-with-circular-references.js
@@ -97,9 +97,13 @@ export var t1 = 10;export var t3 = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1.ts
+
 >> Screen clear
 [12:00:25 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file2.js
 [12:00:32 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-does-not-have-out-or-outFile.js b/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-does-not-have-out-or-outFile.js
index 17fec0923ba..3bf69033301 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-does-not-have-out-or-outFile.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-does-not-have-out-or-outFile.js
@@ -86,9 +86,13 @@ let x = 11
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: a.ts
+
 >> Screen clear
 [12:00:24 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b.js
 [12:00:31 AM] Found 0 errors. Watching for file changes.
 
 
@@ -144,9 +148,13 @@ let xy = 11
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: a.ts
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b.js
 [12:00:42 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-has-out.js b/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-has-out.js
index 422ae9350d5..a3b210b6c55 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-has-out.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-has-out.js
@@ -77,9 +77,12 @@ let x = 11
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: a.ts
+
 >> Screen clear
 [12:00:22 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: out.js
 [12:00:26 AM] Found 0 errors. Watching for file changes.
 
 
@@ -130,9 +133,12 @@ let xy = 11
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: a.ts
+
 >> Screen clear
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: out.js
 [12:00:34 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-has-outFile.js b/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-has-outFile.js
index dec712bb5bd..57728b97c50 100644
--- a/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-has-outFile.js
+++ b/tests/baselines/reference/tscWatch/emit/emit-with-outFile-or-out-setting/config-has-outFile.js
@@ -77,9 +77,12 @@ let x = 11
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: a.ts
+
 >> Screen clear
 [12:00:22 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: out.js
 [12:00:26 AM] Found 0 errors. Watching for file changes.
 
 
@@ -130,9 +133,12 @@ let xy = 11
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: a.ts
+
 >> Screen clear
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: out.js
 [12:00:34 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emit/when-module-emit-is-specified-as-node/when-instead-of-filechanged-recursive-directory-watcher-is-invoked.js b/tests/baselines/reference/tscWatch/emit/when-module-emit-is-specified-as-node/when-instead-of-filechanged-recursive-directory-watcher-is-invoked.js
index 59d6f870980..aa692ee55e9 100644
--- a/tests/baselines/reference/tscWatch/emit/when-module-emit-is-specified-as-node/when-instead-of-filechanged-recursive-directory-watcher-is-invoked.js
+++ b/tests/baselines/reference/tscWatch/emit/when-module-emit-is-specified-as-node/when-instead-of-filechanged-recursive-directory-watcher-is-invoked.js
@@ -86,6 +86,8 @@ var zz30 = 100;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/rootfolder/project/scripts 1 rename:: TypeScript.ts
+
 >> Screen clear
 [12:00:34 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.d.ts-change.js
index 588dd031461..4272cbcea36 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,6 +40,8 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:28 AM] Found 0 errors. Watching for file changes.
 
 
@@ -109,6 +111,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:32 AM] File change detected. Starting incremental compilation...
 
@@ -169,6 +174,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:37 AM] File change detected. Starting incremental compilation...
 
@@ -229,6 +237,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.ts-change.js
index 3c4a303ac4d..18518fb78ed 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.ts-change.js
@@ -134,9 +134,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -214,9 +219,13 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:50 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -291,9 +300,13 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:01 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/file-not-exporting-a-deep-multilevel-import-that-changes.js
index f6870d4839f..7c1d44cfc35 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -184,9 +184,16 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:44 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.js
 [12:01:00 AM] Found 0 errors. Watching for file changes.
 
 
@@ -263,9 +270,13 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:04 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 [12:01:11 AM] Found 0 errors. Watching for file changes.
 
 
@@ -333,9 +344,13 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:15 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 [12:01:22 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError-with-incremental.js
index 1bf3370f680..4e3a6ee7932 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError-with-incremental.js
@@ -173,6 +173,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -232,11 +234,27 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:06 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -363,9 +381,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -373,6 +394,7 @@ Output::
 
 [12:01:17 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -495,6 +517,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -552,11 +576,16 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:37 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -667,6 +696,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError.js
index 8f309c9a27f..53d8f551736 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError.js
@@ -97,6 +97,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
@@ -156,9 +158,25 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:41 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
 [12:00:58 AM] Found 0 errors. Watching for file changes.
 
 
@@ -229,6 +247,8 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:02 AM] File change detected. Starting incremental compilation...
 
@@ -285,6 +305,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
@@ -342,9 +364,12 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
 [12:01:17 AM] Found 0 errors. Watching for file changes.
 
 
@@ -399,6 +424,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:21 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.d.ts-change.js
index 79e6631c3f5..91336005064 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,6 +40,10 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:30 AM] Found 0 errors. Watching for file changes.
 
 
@@ -113,6 +117,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:34 AM] File change detected. Starting incremental compilation...
 
@@ -173,6 +180,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:39 AM] File change detected. Starting incremental compilation...
 
@@ -233,6 +243,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.ts-change.js
index 373706d52b5..66f8cda0d13 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.ts-change.js
@@ -151,9 +151,15 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 [12:00:55 AM] Found 0 errors. Watching for file changes.
 
 
@@ -230,9 +236,15 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:59 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
 
@@ -309,9 +321,15 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:16 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 [12:01:29 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
index a56820f7ba8..212fde67d6f 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -214,9 +214,15 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:54 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -312,9 +318,15 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:11 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -410,9 +422,15 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:28 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError-with-incremental.js
index 7a345223630..1ed125b0faf 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError-with-incremental.js
@@ -174,6 +174,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -233,11 +235,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -379,9 +403,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -389,6 +416,7 @@ Output::
 
 [12:01:23 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -512,6 +540,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -569,11 +599,17 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:46 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -686,6 +722,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError.js
index a660578a35d..acd31dd9f41 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError.js
@@ -97,6 +97,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
@@ -156,9 +158,31 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:41 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
 [12:01:04 AM] Found 0 errors. Watching for file changes.
 
 
@@ -243,6 +267,8 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
@@ -299,6 +325,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:14 AM] File change detected. Starting incremental compilation...
 
@@ -356,9 +384,13 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
 [12:01:26 AM] Found 0 errors. Watching for file changes.
 
 
@@ -414,6 +446,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/deepImportChanges/errors-for-.d.ts-change.js
index 631343058a2..a823ee84d13 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,6 +40,8 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:28 AM] Found 0 errors. Watching for file changes.
 
 
@@ -109,6 +111,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:32 AM] File change detected. Starting incremental compilation...
 
@@ -176,6 +181,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:37 AM] File change detected. Starting incremental compilation...
 
@@ -238,6 +246,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/deepImportChanges/errors-for-.ts-change.js
index ef905fec9f7..80b3e7ab6f5 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/deepImportChanges/errors-for-.ts-change.js
@@ -134,9 +134,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -214,9 +219,13 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:50 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 [12:00:57 AM] Found 0 errors. Watching for file changes.
 
 
@@ -288,9 +297,13 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:01 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/file-not-exporting-a-deep-multilevel-import-that-changes.js
index ab0c14cc99b..7908db05382 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -184,9 +184,16 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:44 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.js
 [12:01:00 AM] Found 0 errors. Watching for file changes.
 
 
@@ -263,9 +270,13 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:04 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -353,9 +364,13 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:15 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 [12:01:22 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/with-noEmitOnError-with-incremental.js
index 388c3ea98bd..b0a79435ec6 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/with-noEmitOnError-with-incremental.js
@@ -178,6 +178,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -237,11 +239,27 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:06 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -367,9 +385,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -377,6 +398,7 @@ Output::
 
 [12:01:17 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -498,6 +520,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -555,11 +579,16 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:37 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -669,6 +698,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/with-noEmitOnError.js
index 5b49bc9b5c4..f600fe003dd 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/default/with-noEmitOnError.js
@@ -103,6 +103,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
@@ -162,9 +164,25 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:41 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
 [12:00:58 AM] Found 0 errors. Watching for file changes.
 
 
@@ -235,6 +253,8 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:02 AM] File change detected. Starting incremental compilation...
 
@@ -291,6 +311,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
@@ -348,9 +370,12 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
 [12:01:17 AM] Found 0 errors. Watching for file changes.
 
 
@@ -405,6 +430,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:21 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/deepImportChanges/errors-for-.d.ts-change.js
index 699571df193..1c951a2e928 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,6 +40,10 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:30 AM] Found 0 errors. Watching for file changes.
 
 
@@ -113,9 +117,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:34 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -181,9 +190,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
 [12:00:46 AM] Found 0 errors. Watching for file changes.
 
 
@@ -244,9 +258,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:50 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/deepImportChanges/errors-for-.ts-change.js
index 1c4a21d2285..4193ca00dce 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/deepImportChanges/errors-for-.ts-change.js
@@ -151,9 +151,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -238,9 +245,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:02 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 [12:01:18 AM] Found 0 errors. Watching for file changes.
 
 
@@ -320,9 +334,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:22 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
index c21f835e5b5..076f55957da 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -214,9 +214,17 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:54 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 [12:01:13 AM] Found 0 errors. Watching for file changes.
 
 
@@ -302,9 +310,17 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:17 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -406,9 +422,17 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:40 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
 [12:01:59 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/with-noEmitOnError-with-incremental.js
index 03fa4e8f549..a9e15a098da 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/with-noEmitOnError-with-incremental.js
@@ -173,6 +173,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -232,11 +234,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -377,9 +401,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -387,6 +414,7 @@ Output::
 
 [12:01:23 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -509,6 +537,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -566,11 +596,17 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:46 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -682,6 +718,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/with-noEmitOnError.js
index b3308300226..502b157b6c5 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/defaultAndD/with-noEmitOnError.js
@@ -97,6 +97,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
@@ -156,9 +158,31 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:41 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
 [12:01:04 AM] Found 0 errors. Watching for file changes.
 
 
@@ -243,6 +267,8 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
@@ -299,6 +325,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:14 AM] File change detected. Starting incremental compilation...
 
@@ -356,9 +384,13 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
 [12:01:26 AM] Found 0 errors. Watching for file changes.
 
 
@@ -414,6 +446,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.d.ts-change.js
index 66f60506f1f..d5a6c8568da 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,8 +40,14 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:30 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -178,11 +184,18 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:40 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -307,11 +320,18 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:47 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:51 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -436,11 +456,18 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:58 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:02 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.ts-change.js
index 1dd6ac58db8..a3606cfd1fe 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/deepImportChanges/errors-for-.ts-change.js
@@ -203,9 +203,15 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:40 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -213,6 +219,7 @@ Output::
 
 [12:00:53 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -361,9 +368,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:00 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -371,6 +383,7 @@ Output::
 
 [12:01:10 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -516,9 +529,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:17 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -526,6 +544,7 @@ Output::
 
 [12:01:27 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/file-not-exporting-a-deep-multilevel-import-that-changes.js
index 1bcca5eaac7..9c299deb465 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -328,11 +328,20 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:07 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -503,11 +512,17 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:14 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:24 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -669,11 +684,17 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:41 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError-with-incremental.js
index ed442af297e..49931f851f2 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError-with-incremental.js
@@ -173,6 +173,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -232,11 +234,27 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:06 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -363,9 +381,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -373,6 +394,7 @@ Output::
 
 [12:01:17 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -495,6 +517,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -552,11 +576,16 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:37 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -667,6 +696,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError.js
index 6d1212b6674..05db41a1729 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependencies/with-noEmitOnError.js
@@ -173,6 +173,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -232,11 +234,27 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:06 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -363,9 +381,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -373,6 +394,7 @@ Output::
 
 [12:01:17 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -495,6 +517,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -552,11 +576,16 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:37 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -667,6 +696,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.d.ts-change.js
index df8601c2f13..9a9a3900fb9 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,8 +40,16 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:32 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -180,11 +188,18 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:42 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -307,11 +322,18 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:49 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:53 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -434,11 +456,18 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:01:00 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:04 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.ts-change.js
index 3416312008e..8ffe146b50c 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/deepImportChanges/errors-for-.ts-change.js
@@ -218,11 +218,19 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:46 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:02 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -364,11 +372,19 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:09 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:25 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -510,11 +526,19 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:32 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:48 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
index ba092a2792a..8dc8c3f723e 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -356,9 +356,16 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:58 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -377,6 +384,7 @@ Output::
 
 [12:01:14 AM] Found 2 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -596,9 +604,16 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:21 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -617,6 +632,7 @@ Output::
 
 [12:01:37 AM] Found 2 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -836,9 +852,16 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -857,6 +880,7 @@ Output::
 
 [12:02:00 AM] Found 2 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError-with-incremental.js
index 6e2a98a4df7..04450f65260 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError-with-incremental.js
@@ -174,6 +174,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -233,11 +235,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -379,9 +403,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -389,6 +416,7 @@ Output::
 
 [12:01:23 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -512,6 +540,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -569,11 +599,17 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:46 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -686,6 +722,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError.js
index 6ce359f78c7..c06900663a0 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/assumeChangesOnlyAffectDirectDependenciesAndD/with-noEmitOnError.js
@@ -174,6 +174,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -233,11 +235,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -379,9 +403,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -389,6 +416,7 @@ Output::
 
 [12:01:23 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -512,6 +540,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -569,11 +599,17 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:46 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -686,6 +722,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/deepImportChanges/errors-for-.d.ts-change.js
index 4b76ba3f745..a9adc017397 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,8 +40,14 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:30 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -175,9 +181,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -185,6 +196,8 @@ Output::
 
 [12:00:40 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -320,11 +333,18 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:47 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:51 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -448,9 +468,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:58 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -458,6 +483,8 @@ Output::
 
 [12:01:02 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/deepImportChanges/errors-for-.ts-change.js
index 6b6265e4062..14141643f1b 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/deepImportChanges/errors-for-.ts-change.js
@@ -200,9 +200,15 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:40 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -210,6 +216,7 @@ Output::
 
 [12:00:53 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -355,11 +362,17 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:00 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:10 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -495,9 +508,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:17 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -505,6 +523,7 @@ Output::
 
 [12:01:27 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/file-not-exporting-a-deep-multilevel-import-that-changes.js
index 0bd997cf7d8..6b17086fc49 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -325,11 +325,20 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:07 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -497,9 +506,14 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:14 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -518,6 +532,7 @@ Output::
 
 [12:01:24 AM] Found 2 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -728,11 +743,17 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:41 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/with-noEmitOnError-with-incremental.js
index 194267bbfe5..a8a79d5331b 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/with-noEmitOnError-with-incremental.js
@@ -178,6 +178,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -237,11 +239,27 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:06 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -367,9 +385,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -377,6 +398,7 @@ Output::
 
 [12:01:17 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -498,6 +520,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -555,11 +579,16 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:37 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -669,6 +698,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/with-noEmitOnError.js
index ce00016b8ef..5d757c9ff66 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/default/with-noEmitOnError.js
@@ -178,6 +178,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -237,11 +239,27 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:06 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -367,9 +385,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -377,6 +398,7 @@ Output::
 
 [12:01:17 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -498,6 +520,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -555,11 +579,16 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:37 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -669,6 +698,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/deepImportChanges/errors-for-.d.ts-change.js
index a8dc692ec86..02a69a4b949 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,8 +40,16 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:32 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -179,9 +187,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -189,6 +204,8 @@ Output::
 
 [12:00:45 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -325,11 +342,20 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:52 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:59 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -454,9 +480,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:01:06 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -464,6 +497,8 @@ Output::
 
 [12:01:13 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/deepImportChanges/errors-for-.ts-change.js
index da962daca7a..404c159553e 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/deepImportChanges/errors-for-.ts-change.js
@@ -217,9 +217,17 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:46 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -227,6 +235,7 @@ Output::
 
 [12:01:05 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -382,11 +391,20 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:12 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:31 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -530,9 +548,17 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:38 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -540,6 +566,7 @@ Output::
 
 [12:01:57 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
index 932f6e6d7b2..edfc5817c9a 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -355,11 +355,21 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:58 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:20 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -539,9 +549,18 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:27 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -560,6 +579,7 @@ Output::
 
 [12:01:49 AM] Found 2 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -784,11 +804,21 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:56 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:02:18 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/with-noEmitOnError-with-incremental.js
index d0a4d0f3183..9b8c6f9dae6 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/with-noEmitOnError-with-incremental.js
@@ -173,6 +173,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -232,11 +234,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -377,9 +401,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -387,6 +414,7 @@ Output::
 
 [12:01:23 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -509,6 +537,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -566,11 +596,17 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:46 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -682,6 +718,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/with-noEmitOnError.js
index d8a4f56d042..45751dc9220 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/defaultAndD/with-noEmitOnError.js
@@ -173,6 +173,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -232,11 +234,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -377,9 +401,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -387,6 +414,7 @@ Output::
 
 [12:01:23 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -509,6 +537,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -566,11 +596,17 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:46 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -682,6 +718,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/deepImportChanges/errors-for-.d.ts-change.js
index 2fcab61a09b..415be8cbf8d 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,8 +40,14 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:30 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -175,9 +181,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -185,6 +196,8 @@ Output::
 
 [12:00:40 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -320,11 +333,18 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:47 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:51 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -448,9 +468,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:58 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -458,6 +483,8 @@ Output::
 
 [12:01:02 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/deepImportChanges/errors-for-.ts-change.js
index 26cd3ba63c1..84163b27c9a 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/deepImportChanges/errors-for-.ts-change.js
@@ -200,9 +200,13 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:40 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -210,6 +214,7 @@ Output::
 
 [12:00:47 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -356,11 +361,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:54 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:01 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -495,9 +505,13 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -505,6 +519,7 @@ Output::
 
 [12:01:15 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/file-not-exporting-a-deep-multilevel-import-that-changes.js
index 1ce4cd7ddf0..47e8cb014d6 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -325,11 +325,16 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:55 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -496,9 +501,13 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:02 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -517,6 +526,7 @@ Output::
 
 [12:01:09 AM] Found 2 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -728,11 +738,16 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:16 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:23 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/with-noEmitOnError-with-incremental.js
index 653445b3186..5487cd16f8c 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/with-noEmitOnError-with-incremental.js
@@ -172,6 +172,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -231,11 +233,27 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:06 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -361,9 +379,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -371,6 +392,7 @@ Output::
 
 [12:01:17 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -492,6 +514,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -549,11 +573,16 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:37 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -663,6 +692,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/with-noEmitOnError.js
index 989ae3dbbb1..bdc2748c423 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModules/with-noEmitOnError.js
@@ -172,6 +172,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -231,11 +233,27 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:06 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -361,9 +379,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -371,6 +392,7 @@ Output::
 
 [12:01:17 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -492,6 +514,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -549,11 +573,16 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:37 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -663,6 +692,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/deepImportChanges/errors-for-.d.ts-change.js
index acd5004cc0b..787aa270209 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,8 +40,16 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:32 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -179,9 +187,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -189,6 +204,8 @@ Output::
 
 [12:00:45 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -325,11 +342,20 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:52 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:59 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
@@ -454,9 +480,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:01:06 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -464,6 +497,8 @@ Output::
 
 [12:01:13 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.d.ts","/user/username/projects/myproject/c.d.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/deepImportChanges/errors-for-.ts-change.js
index b15e1527acd..fbde7ff0898 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/deepImportChanges/errors-for-.ts-change.js
@@ -217,9 +217,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:46 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -227,6 +234,7 @@ Output::
 
 [12:01:02 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -381,11 +389,19 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:09 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:25 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
@@ -528,9 +544,16 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:32 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -538,6 +561,7 @@ Output::
 
 [12:01:48 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
index b635367da4b..19a3b54610e 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -355,11 +355,21 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:58 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:20 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -541,9 +551,18 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:27 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -562,6 +581,7 @@ Output::
 
 [12:01:49 AM] Found 2 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
@@ -788,11 +808,21 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:56 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:02:18 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/a.ts","/user/username/projects/myproject/b.ts","/user/username/projects/myproject/c.ts","/user/username/projects/myproject/d.ts","/user/username/projects/myproject/e.ts"]
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/with-noEmitOnError-with-incremental.js
index 8a2fffaedd3..adffac996df 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/with-noEmitOnError-with-incremental.js
@@ -173,6 +173,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -232,11 +234,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -377,9 +401,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -387,6 +414,7 @@ Output::
 
 [12:01:23 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -509,6 +537,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -566,11 +596,17 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:46 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -682,6 +718,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/with-noEmitOnError.js
index bed1bc6d9d6..39499bedd8d 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/incremental/isolatedModulesAndD/with-noEmitOnError.js
@@ -173,6 +173,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -232,11 +234,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -377,9 +401,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -387,6 +414,7 @@ Output::
 
 [12:01:23 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -509,6 +537,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -566,11 +596,17 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:46 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -682,6 +718,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/deepImportChanges/errors-for-.d.ts-change.js
index e10259bdb79..4c9137b412e 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,6 +40,8 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:28 AM] Found 0 errors. Watching for file changes.
 
 
@@ -109,6 +111,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:32 AM] File change detected. Starting incremental compilation...
 
@@ -176,6 +181,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:37 AM] File change detected. Starting incremental compilation...
 
@@ -238,6 +246,9 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/deepImportChanges/errors-for-.ts-change.js
index 77efd91c3c4..b13d120ad65 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/deepImportChanges/errors-for-.ts-change.js
@@ -134,9 +134,12 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -212,9 +215,12 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:44 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
 [12:00:48 AM] Found 0 errors. Watching for file changes.
 
 
@@ -285,9 +291,12 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:52 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/file-not-exporting-a-deep-multilevel-import-that-changes.js
index 40a113914a8..23ec4494fa2 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -184,9 +184,12 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:44 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
 [12:00:48 AM] Found 0 errors. Watching for file changes.
 
 
@@ -259,9 +262,12 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:52 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -350,9 +356,12 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:00 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
 [12:01:04 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/with-noEmitOnError-with-incremental.js
index 2c894c145b0..effe08a727e 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/with-noEmitOnError-with-incremental.js
@@ -172,6 +172,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -231,11 +233,27 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:06 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -361,9 +379,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -371,6 +392,7 @@ Output::
 
 [12:01:17 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -492,6 +514,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -549,11 +573,16 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:37 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -663,6 +692,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/with-noEmitOnError.js
index a0bbf83e0dc..00d9bfbcc6f 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModules/with-noEmitOnError.js
@@ -97,6 +97,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
@@ -156,9 +158,25 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:41 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
 [12:00:58 AM] Found 0 errors. Watching for file changes.
 
 
@@ -229,6 +247,8 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:02 AM] File change detected. Starting incremental compilation...
 
@@ -285,6 +305,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
@@ -342,9 +364,12 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
 [12:01:17 AM] Found 0 errors. Watching for file changes.
 
 
@@ -399,6 +424,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:21 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/deepImportChanges/errors-for-.d.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/deepImportChanges/errors-for-.d.ts-change.js
index 618fe53144a..fd82ee72294 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/deepImportChanges/errors-for-.d.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/deepImportChanges/errors-for-.d.ts-change.js
@@ -40,6 +40,10 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:30 AM] Found 0 errors. Watching for file changes.
 
 
@@ -113,9 +117,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:34 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -181,9 +190,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
 [12:00:46 AM] Found 0 errors. Watching for file changes.
 
 
@@ -244,9 +258,14 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+
 >> Screen clear
 [12:00:50 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/deepImportChanges/errors-for-.ts-change.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/deepImportChanges/errors-for-.ts-change.js
index dd21b663f9d..f802f56f1c4 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/deepImportChanges/errors-for-.ts-change.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/deepImportChanges/errors-for-.ts-change.js
@@ -151,9 +151,15 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
@@ -237,9 +243,15 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:00:59 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
 
@@ -318,9 +330,15 @@ export class C
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.ts
+
 >> Screen clear
 [12:01:16 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
 a.ts:4:17 - error TS2339: Property 'd' does not exist on type 'C'.
 
 4 console.log(b.c.d);
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
index 08665de0850..9514448be65 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/file-not-exporting-a-deep-multilevel-import-that-changes.js
@@ -214,9 +214,17 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:54 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
 [12:01:13 AM] Found 0 errors. Watching for file changes.
 
 
@@ -304,9 +312,17 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:17 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
 c.ts:6:13 - error TS2322: Type '{ x: number; y: number; }' is not assignable to type 'Coords'.
   Object literal may only specify known properties, and 'x' does not exist in type 'Coords'.
 
@@ -410,9 +426,17 @@ export interface Coords {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:01:40 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: c.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: d.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: e.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.d.ts
 [12:01:59 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/with-noEmitOnError-with-incremental.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/with-noEmitOnError-with-incremental.js
index 9e681e65996..53e409de7fd 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/with-noEmitOnError-with-incremental.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/with-noEmitOnError-with-incremental.js
@@ -173,6 +173,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
@@ -232,11 +234,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:48 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:12 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -377,9 +401,12 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 src/main.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const a: string = 10;
@@ -387,6 +414,7 @@ Output::
 
 [12:01:23 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -509,6 +537,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:31 AM] File change detected. Starting incremental compilation...
 
@@ -566,11 +596,17 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:46 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/noEmitOnError/shared/types/db.ts","/user/username/projects/noEmitOnError/src/main.ts","/user/username/projects/noEmitOnError/src/other.ts"]
@@ -682,6 +718,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/with-noEmitOnError.js b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/with-noEmitOnError.js
index 34f7d03b648..66b5a94ca60 100644
--- a/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/with-noEmitOnError.js
+++ b/tests/baselines/reference/tscWatch/emitAndErrorUpdates/isolatedModulesAndD/with-noEmitOnError.js
@@ -97,6 +97,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
@@ -156,9 +158,31 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:41 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
 [12:01:04 AM] Found 0 errors. Watching for file changes.
 
 
@@ -243,6 +267,8 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
@@ -299,6 +325,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:14 AM] File change detected. Starting incremental compilation...
 
@@ -356,9 +384,13 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:19 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.d.ts
 [12:01:26 AM] Found 0 errors. Watching for file changes.
 
 
@@ -414,6 +446,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:30 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-Windows-style-drive-root-is-lowercase.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-Windows-style-drive-root-is-lowercase.js
index dec29649773..fd59c599021 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-Windows-style-drive-root-is-lowercase.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-Windows-style-drive-root-is-lowercase.js
@@ -115,9 +115,13 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: c:/project 1 change:: a.ts
+
 >> Screen clear
 [12:00:25 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: c:/project 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: c:/project 1 change:: b.js
 a/lib/lib.d.ts
   Default library for target 'es3'
 project/a.ts
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-Windows-style-drive-root-is-uppercase.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-Windows-style-drive-root-is-uppercase.js
index 4503d40a300..0b28da762ec 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-Windows-style-drive-root-is-uppercase.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-Windows-style-drive-root-is-uppercase.js
@@ -115,9 +115,13 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: c:/project 1 change:: a.ts
+
 >> Screen clear
 [12:00:25 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: c:/project 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: c:/project 1 change:: b.js
 a/lib/lib.d.ts
   Default library for target 'es3'
 project/a.ts
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-both-directory-symlink-target-and-import-match-disk.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-both-directory-symlink-target-and-import-match-disk.js
index d2f27653bed..8fcebef95b7 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-both-directory-symlink-target-and-import-match-disk.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-both-directory-symlink-target-and-import-match-disk.js
@@ -143,9 +143,12 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY/a.ts
+
 >> Screen clear
 [12:00:33 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: out.js
 ../../../../a/lib/lib.d.ts
   Default library for target 'es3'
 XY/a.ts
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-both-file-symlink-target-and-import-match-disk.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-both-file-symlink-target-and-import-match-disk.js
index 9670b01db25..1cb178832b5 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-both-file-symlink-target-and-import-match-disk.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-both-file-symlink-target-and-import-match-disk.js
@@ -131,9 +131,13 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.ts
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 ../../../../a/lib/lib.d.ts
   Default library for target 'es3'
 XY.ts
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-changing-module-name-with-different-casing.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-changing-module-name-with-different-casing.js
index 9d715495c3c..77774ae6529 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-changing-module-name-with-different-casing.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-changing-module-name-with-different-casing.js
@@ -97,9 +97,12 @@ import { logger } from "./Logger"; new logger();
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: another.ts
+
 >> Screen clear
 [12:00:32 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: another.js
 user/username/projects/myproject/another.ts:1:24 - error TS1261: Already included file name '/user/username/projects/myproject/Logger.ts' differs from file name '/user/username/projects/myproject/logger.ts' only in casing.
   The file is in the program because:
     Imported via "./Logger" from file '/user/username/projects/myproject/another.ts'
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-directory-symlink-target-matches-disk-but-import-does-not.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-directory-symlink-target-matches-disk-but-import-does-not.js
index b34869681bb..cc3f543daaf 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-directory-symlink-target-matches-disk-but-import-does-not.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-directory-symlink-target-matches-disk-but-import-does-not.js
@@ -143,9 +143,12 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY/a.ts
+
 >> Screen clear
 [12:00:33 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: out.js
 ../../../../a/lib/lib.d.ts
   Default library for target 'es3'
 XY/a.ts
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-file-symlink-target-matches-disk-but-import-does-not.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-file-symlink-target-matches-disk-but-import-does-not.js
index 61a08b485ef..d652c222335 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-file-symlink-target-matches-disk-but-import-does-not.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-file-symlink-target-matches-disk-but-import-does-not.js
@@ -131,9 +131,13 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.ts
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 ../../../../a/lib/lib.d.ts
   Default library for target 'es3'
 XY.ts
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different.js
index e54490bf669..a03d7beee38 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different.js
@@ -149,9 +149,12 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY/a.ts
+
 >> Screen clear
 [12:00:33 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: out.js
 b.ts:2:19 - error TS2792: Cannot find module './yX/a'. Did you mean to set the 'moduleResolution' option to 'node', or to add aliases to the 'paths' option?
 
 2 import { a } from "./yX/a";
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different.js
index c42e49cc01c..4e8d9102a6b 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different.js
@@ -36,6 +36,12 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: XY.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: link.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 b.ts:2:19 - error TS2307: Cannot find module './yX' or its corresponding type declarations.
 
 2 import { a } from "./yX";
@@ -139,9 +145,14 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.ts
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.js
 b.ts:2:19 - error TS2307: Cannot find module './yX' or its corresponding type declarations.
 
 2 import { a } from "./yX";
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk.js
index 23a93128bab..a7a3d48e40f 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk.js
@@ -151,9 +151,12 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY/a.ts
+
 >> Screen clear
 [12:00:33 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: out.js
 b.ts:2:19 - error TS1261: Already included file name '/user/username/projects/myproject/Xy/a.ts' differs from file name '/user/username/projects/myproject/XY/a.ts' only in casing.
   The file is in the program because:
     Imported via "./Xy/a" from file '/user/username/projects/myproject/b.ts'
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk.js
index dd0ca380d9f..cc6ae7be49c 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk.js
@@ -139,9 +139,13 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.ts
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 b.ts:2:19 - error TS1149: File name '/user/username/projects/myproject/Xy.ts' differs from already included file name '/user/username/projects/myproject/XY.ts' only in casing.
   The file is in the program because:
     Matched by default include pattern '**/*'
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not.js
index b80e2134bce..d4c7b75e358 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not.js
@@ -151,9 +151,12 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY/a.ts
+
 >> Screen clear
 [12:00:33 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: out.js
 b.ts:2:19 - error TS1261: Already included file name '/user/username/projects/myproject/Xy/a.ts' differs from file name '/user/username/projects/myproject/XY/a.ts' only in casing.
   The file is in the program because:
     Imported via "./Xy/a" from file '/user/username/projects/myproject/b.ts'
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not.js
index c97de6ce428..0c6cbe0e176 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not.js
@@ -139,9 +139,13 @@ export const b = 2;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.ts
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: XY.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 b.ts:2:19 - error TS1149: File name '/user/username/projects/myproject/Xy.ts' differs from already included file name '/user/username/projects/myproject/XY.ts' only in casing.
   The file is in the program because:
     Matched by default include pattern '**/*'
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-relative-information-file-location-changes.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-relative-information-file-location-changes.js
index 8478461feaa..e696b1e3b44 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-relative-information-file-location-changes.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-relative-information-file-location-changes.js
@@ -142,9 +142,12 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: moduleA.ts
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: moduleA.js
 moduleA.ts:2:40 - error TS1261: Already included file name '/user/username/projects/myproject/ModuleC.ts' differs from file name '/user/username/projects/myproject/moduleC.ts' only in casing.
   The file is in the program because:
     Imported via "./ModuleC" from file '/user/username/projects/myproject/moduleA.ts'
diff --git a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-renaming-file-with-different-casing.js b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-renaming-file-with-different-casing.js
index 92a7dcac194..ba1320e8cec 100644
--- a/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-renaming-file-with-different-casing.js
+++ b/tests/baselines/reference/tscWatch/forceConsistentCasingInFileNames/when-renaming-file-with-different-casing.js
@@ -95,6 +95,11 @@ Input::
 //// [/user/username/projects/myproject/Logger.ts] file was renamed from file /user/username/projects/myproject/logger.ts
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: logger.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: Logger.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+
 >> Screen clear
 [12:00:32 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/incremental/editing-module-augmentation-watch.js b/tests/baselines/reference/tscWatch/incremental/editing-module-augmentation-watch.js
index f97d3a05fb1..16fd7a70eb7 100644
--- a/tests/baselines/reference/tscWatch/incremental/editing-module-augmentation-watch.js
+++ b/tests/baselines/reference/tscWatch/incremental/editing-module-augmentation-watch.js
@@ -32,6 +32,8 @@ Output::
 >> Screen clear
 [12:00:33 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /users/username/projects/project/src 1 rename:: index.js
+sysLog:: watchPresentFileSystemEntry:: /users/username/projects/project/src 1 change:: 
 [12:00:38 AM] Found 0 errors. Watching for file changes.
 
 
@@ -176,6 +178,7 @@ Output::
 >> Screen clear
 [12:00:44 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /users/username/projects/project/src 1 change:: index.js
 src/index.ts:1:51 - error TS2339: Property 'foo' does not exist on type 'Result'.
 
 1 import classNames from "classnames"; classNames().foo;
diff --git a/tests/baselines/reference/tscWatch/moduleResolution/watches-for-changes-to-package-json-main-fields.js b/tests/baselines/reference/tscWatch/moduleResolution/watches-for-changes-to-package-json-main-fields.js
index 8ab4f71d85f..c9009919cbd 100644
--- a/tests/baselines/reference/tscWatch/moduleResolution/watches-for-changes-to-package-json-main-fields.js
+++ b/tests/baselines/reference/tscWatch/moduleResolution/watches-for-changes-to-package-json-main-fields.js
@@ -153,6 +153,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: package.json
+
 >> Screen clear
 [12:00:53 AM] File change detected. Starting incremental compilation...
 
@@ -180,6 +182,7 @@ File '/user/username/projects/myproject/node_modules/pkg2/build/other.tsx' does
 File '/user/username/projects/myproject/node_modules/pkg2/build/other.d.ts' exist - use it as a name resolution result.
 Resolving real path for '/user/username/projects/myproject/node_modules/pkg2/build/other.d.ts', result '/user/username/projects/myproject/packages/pkg2/build/other.d.ts'.
 ======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/other.d.ts' with Package ID 'pkg2/build/other.d.ts@1.0.0'. ========
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: build/index.js
 packages/pkg1/index.ts:1:15 - error TS2305: Module '"pkg2"' has no exported member 'TheNum'.
 
 1 import type { TheNum } from 'pkg2'
@@ -285,6 +288,7 @@ File '/user/username/projects/myproject/packages/pkg2/build/const.ts' does not e
 File '/user/username/projects/myproject/packages/pkg2/build/const.tsx' does not exist.
 File '/user/username/projects/myproject/packages/pkg2/build/const.d.ts' exist - use it as a name resolution result.
 ======== Module name './const.js' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/const.d.ts'. ========
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: build/index.js
 [12:01:05 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/nodenext watch emit/esm-mode-file-is-edited.js b/tests/baselines/reference/tscWatch/nodenext watch emit/esm-mode-file-is-edited.js
index 5ec25f7fcfe..0c1b4d730ed 100644
--- a/tests/baselines/reference/tscWatch/nodenext watch emit/esm-mode-file-is-edited.js	
+++ b/tests/baselines/reference/tscWatch/nodenext watch emit/esm-mode-file-is-edited.js	
@@ -99,6 +99,8 @@ Thing.fn();
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /project 1 change:: src/index.ts
+
 >> Screen clear
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/Options-Diagnostic-locations-reported-correctly-with-changes-in-configFile-contents-when-options-change.js b/tests/baselines/reference/tscWatch/programUpdates/Options-Diagnostic-locations-reported-correctly-with-changes-in-configFile-contents-when-options-change.js
index 15a3e8bd3fa..39756910bb7 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/Options-Diagnostic-locations-reported-correctly-with-changes-in-configFile-contents-when-options-change.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/Options-Diagnostic-locations-reported-correctly-with-changes-in-configFile-contents-when-options-change.js
@@ -101,6 +101,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:22 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/Reports-errors-when-the-config-file-changes.js b/tests/baselines/reference/tscWatch/programUpdates/Reports-errors-when-the-config-file-changes.js
index 65462ae84ba..269eb38c46f 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/Reports-errors-when-the-config-file-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/Reports-errors-when-the-config-file-changes.js
@@ -78,6 +78,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:22 AM] File change detected. Starting incremental compilation...
 
@@ -131,6 +133,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:27 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/Updates-diagnostics-when-'--noUnusedLabels'-changes.js b/tests/baselines/reference/tscWatch/programUpdates/Updates-diagnostics-when-'--noUnusedLabels'-changes.js
index 4f47cd5f54f..30b1cb0e031 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/Updates-diagnostics-when-'--noUnusedLabels'-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/Updates-diagnostics-when-'--noUnusedLabels'-changes.js
@@ -72,6 +72,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry::  1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:19 AM] File change detected. Starting incremental compilation...
 
@@ -122,6 +124,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry::  1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:23 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/add-new-files-to-a-configured-program-without-file-list.js b/tests/baselines/reference/tscWatch/programUpdates/add-new-files-to-a-configured-program-without-file-list.js
index 22d57ffd063..66d242d6478 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/add-new-files-to-a-configured-program-without-file-list.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/add-new-files-to-a-configured-program-without-file-list.js
@@ -74,9 +74,15 @@ let y = 1
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: commonFile2.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+
 >> Screen clear
 [12:00:21 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: commonFile2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.js
 [12:00:27 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/add-the-missing-module-file-for-inferred-project-should-remove-the-module-not-found-error.js b/tests/baselines/reference/tscWatch/programUpdates/add-the-missing-module-file-for-inferred-project-should-remove-the-module-not-found-error.js
index 9be0097c5be..f5635e360db 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/add-the-missing-module-file-for-inferred-project-should-remove-the-module-not-found-error.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/add-the-missing-module-file-for-inferred-project-should-remove-the-module-not-found-error.js
@@ -21,6 +21,8 @@ Output::
 >> Screen clear
 [12:00:13 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: b/file1.js
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b
 a/b/file1.ts:1:20 - error TS2307: Cannot find module './moduleFile' or its corresponding type declarations.
 
 1 import * as T from "./moduleFile"; T.bar();
@@ -75,6 +77,9 @@ export function bar() { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: b/moduleFile.ts
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b
+
 >> Screen clear
 [12:00:19 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/can-correctly-update-configured-project-when-set-of-root-files-has-changed-(new-file-on-disk).js b/tests/baselines/reference/tscWatch/programUpdates/can-correctly-update-configured-project-when-set-of-root-files-has-changed-(new-file-on-disk).js
index 4ef78e41a98..3d5c9ba773f 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/can-correctly-update-configured-project-when-set-of-root-files-has-changed-(new-file-on-disk).js
+++ b/tests/baselines/reference/tscWatch/programUpdates/can-correctly-update-configured-project-when-set-of-root-files-has-changed-(new-file-on-disk).js
@@ -74,9 +74,15 @@ let y = 1
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: f2.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+
 >> Screen clear
 [12:00:21 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: f2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: f1.js
 [12:00:27 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/can-correctly-update-configured-project-when-set-of-root-files-has-changed-through-include.js b/tests/baselines/reference/tscWatch/programUpdates/can-correctly-update-configured-project-when-set-of-root-files-has-changed-through-include.js
index 48b958db851..58860e5eb17 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/can-correctly-update-configured-project-when-set-of-root-files-has-changed-through-include.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/can-correctly-update-configured-project-when-set-of-root-files-has-changed-through-include.js
@@ -79,9 +79,14 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/project 1 rename:: file2.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/project 1 change:: 
+
 >> Screen clear
 [12:00:29 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/project 1 rename:: file2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/project 1 change:: 
 [12:00:32 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/change-module-to-none.js b/tests/baselines/reference/tscWatch/programUpdates/change-module-to-none.js
index 1d1e3a97eda..1875f9e0907 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/change-module-to-none.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/change-module-to-none.js
@@ -76,9 +76,12 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:22 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: f1.js
 a/b/f1.ts:1:1 - error TS1148: Cannot use imports, exports, or module augmentations when '--module' is 'none'.
 
 1 export {}
diff --git a/tests/baselines/reference/tscWatch/programUpdates/config-file-is-deleted.js b/tests/baselines/reference/tscWatch/programUpdates/config-file-is-deleted.js
index 8ce89bda343..9fcee78a9dd 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/config-file-is-deleted.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/config-file-is-deleted.js
@@ -84,6 +84,8 @@ Input::
 //// [/a/b/tsconfig.json] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
 error TS5083: Cannot read file '/a/b/tsconfig.json'.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/correctly-handles-changes-in-lib-section-of-config-file.js b/tests/baselines/reference/tscWatch/programUpdates/correctly-handles-changes-in-lib-section-of-config-file.js
index c5b9c128afc..caef1045d34 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/correctly-handles-changes-in-lib-section-of-config-file.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/correctly-handles-changes-in-lib-section-of-config-file.js
@@ -83,9 +83,12 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /src 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:22 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /src 1 change:: app.js
 [12:00:26 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/correctly-parses-wild-card-directories-from-implicit-glob-when-two-keys-differ-only-in-directory-seperator.js b/tests/baselines/reference/tscWatch/programUpdates/correctly-parses-wild-card-directories-from-implicit-glob-when-two-keys-differ-only-in-directory-seperator.js
index 4cc9a64e0e9..9cd745bbb46 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/correctly-parses-wild-card-directories-from-implicit-glob-when-two-keys-differ-only-in-directory-seperator.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/correctly-parses-wild-card-directories-from-implicit-glob-when-two-keys-differ-only-in-directory-seperator.js
@@ -153,9 +153,11 @@ export const z = 1;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: new-file.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/new-file.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/new-file.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 Reloading new file names and options
 Synchronizing program
 [12:00:39 AM] File change detected. Starting incremental compilation...
@@ -164,14 +166,20 @@ CreatingProgramWith::
   roots: ["/user/username/projects/myproject/f1.ts","/user/username/projects/myproject/f2.ts","/user/username/projects/myproject/new-file.ts"]
   options: {"composite":true,"watch":true,"extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/tsconfig.json"}
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/new-file.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: new-file.js
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/new-file.js :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Project: /user/username/projects/myproject/tsconfig.json Detected file add/remove of non supported extension: /user/username/projects/myproject/new-file.js
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/new-file.js :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: new-file.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/new-file.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Project: /user/username/projects/myproject/tsconfig.json Detected output file: /user/username/projects/myproject/new-file.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/new-file.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:00:47 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/f1.ts","/user/username/projects/myproject/f2.ts","/user/username/projects/myproject/new-file.ts"]
@@ -281,14 +289,19 @@ Output::
 FileWatcher:: Triggered with /user/username/projects/myproject/f1.ts 1:: WatchInfo: /user/username/projects/myproject/f1.ts 250 undefined Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/f1.ts 1:: WatchInfo: /user/username/projects/myproject/f1.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: f1.ts
 Synchronizing program
 [12:00:53 AM] File change detected. Starting incremental compilation...
 
 CreatingProgramWith::
   roots: ["/user/username/projects/myproject/f1.ts","/user/username/projects/myproject/f2.ts","/user/username/projects/myproject/new-file.ts"]
   options: {"composite":true,"watch":true,"extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/tsconfig.json"}
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: f1.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: f1.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
 [12:01:03 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/f1.ts","/user/username/projects/myproject/f2.ts","/user/username/projects/myproject/new-file.ts"]
diff --git a/tests/baselines/reference/tscWatch/programUpdates/create-watch-without-config-file.js b/tests/baselines/reference/tscWatch/programUpdates/create-watch-without-config-file.js
index c24a8fc88e3..d6c7a106c6d 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/create-watch-without-config-file.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/create-watch-without-config-file.js
@@ -27,6 +27,8 @@ Output::
 >> Screen clear
 [12:00:17 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: b/c/app.js
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b/c
 a/b/c/app.ts:2:25 - error TS2305: Module '"./module"' has no exported member 'f'.
 
 2                 import {f} from "./module"
diff --git a/tests/baselines/reference/tscWatch/programUpdates/deleted-files-affect-project-structure-2.js b/tests/baselines/reference/tscWatch/programUpdates/deleted-files-affect-project-structure-2.js
index a10797617e9..0a759aac1e8 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/deleted-files-affect-project-structure-2.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/deleted-files-affect-project-structure-2.js
@@ -125,6 +125,7 @@ Output::
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b/f1.js
 a/b/f1.ts:1:15 - error TS7016: Could not find a declaration file for module './f2'. '/a/b/f2.js' implicitly has an 'any' type.
 
 1 export * from "./f2"
diff --git a/tests/baselines/reference/tscWatch/programUpdates/deleted-files-affect-project-structure.js b/tests/baselines/reference/tscWatch/programUpdates/deleted-files-affect-project-structure.js
index 233d8635a3e..cdf207a5bbb 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/deleted-files-affect-project-structure.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/deleted-files-affect-project-structure.js
@@ -125,6 +125,7 @@ Output::
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b/f1.js
 a/b/f1.ts:1:15 - error TS7016: Could not find a declaration file for module './f2'. '/a/b/f2.js' implicitly has an 'any' type.
 
 1 export * from "./f2"
diff --git a/tests/baselines/reference/tscWatch/programUpdates/handle-recreated-files-correctly.js b/tests/baselines/reference/tscWatch/programUpdates/handle-recreated-files-correctly.js
index 1dd28f2ed00..c5357521539 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/handle-recreated-files-correctly.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/handle-recreated-files-correctly.js
@@ -92,9 +92,13 @@ let y = 1;let xy = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile2.ts
+
 >> Screen clear
 [12:00:25 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.js
 a/lib/lib.d.ts
   Default library for target 'es3'
 a/b/commonFile1.ts
@@ -155,9 +159,13 @@ Input::
 //// [/a/b/commonFile2.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: commonFile2.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+
 >> Screen clear
 [12:00:34 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.js
 a/lib/lib.d.ts
   Default library for target 'es3'
 a/b/commonFile1.ts
@@ -207,9 +215,14 @@ let y = 1
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: commonFile2.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+
 >> Screen clear
 [12:00:41 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile2.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.js
 a/lib/lib.d.ts
   Default library for target 'es3'
 a/b/commonFile1.ts
diff --git a/tests/baselines/reference/tscWatch/programUpdates/rename-a-module-file-and-rename-back-should-restore-the-states-for-configured-projects.js b/tests/baselines/reference/tscWatch/programUpdates/rename-a-module-file-and-rename-back-should-restore-the-states-for-configured-projects.js
index f44279fbd64..72aa414b481 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/rename-a-module-file-and-rename-back-should-restore-the-states-for-configured-projects.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/rename-a-module-file-and-rename-back-should-restore-the-states-for-configured-projects.js
@@ -96,9 +96,22 @@ export function bar() { };
 //// [/a/b/moduleFile.js] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile1.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+
 >> Screen clear
 [12:00:27 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
 a/b/file1.ts:1:20 - error TS2307: Cannot find module './moduleFile' or its corresponding type declarations.
 
 1 import * as T from "./moduleFile"; T.bar();
@@ -168,9 +181,21 @@ export function bar() { };
 //// [/a/b/moduleFile1.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile1.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile1.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+
 >> Screen clear
 [12:00:37 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 rename:: moduleFile.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1.js
 [12:00:43 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/rename-a-module-file-and-rename-back-should-restore-the-states-for-inferred-projects.js b/tests/baselines/reference/tscWatch/programUpdates/rename-a-module-file-and-rename-back-should-restore-the-states-for-inferred-projects.js
index af64ecde072..31fbce47cdc 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/rename-a-module-file-and-rename-back-should-restore-the-states-for-inferred-projects.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/rename-a-module-file-and-rename-back-should-restore-the-states-for-inferred-projects.js
@@ -90,6 +90,7 @@ Output::
 >> Screen clear
 [12:00:25 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b/file1.js
 a/b/file1.ts:1:20 - error TS2307: Cannot find module './moduleFile' or its corresponding type declarations.
 
 1 import * as T from "./moduleFile"; T.bar();
@@ -137,6 +138,11 @@ export function bar() { };
 //// [/a/b/moduleFile1.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: b/moduleFile1.ts
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: b/moduleFile.ts
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: b
+
 >> Screen clear
 [12:00:33 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/reports-errors-correctly-with-file-not-in-rootDir.js b/tests/baselines/reference/tscWatch/programUpdates/reports-errors-correctly-with-file-not-in-rootDir.js
index 4166f16b754..134197ee82e 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/reports-errors-correctly-with-file-not-in-rootDir.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/reports-errors-correctly-with-file-not-in-rootDir.js
@@ -97,9 +97,12 @@ import { x } from "../b";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: lib/a.js
 a.ts:3:19 - error TS6059: File '/user/username/projects/b.ts' is not under 'rootDir' '/user/username/projects/myproject'. 'rootDir' is expected to contain all source files.
 
 3 import { x } from "../b";
diff --git a/tests/baselines/reference/tscWatch/programUpdates/reports-errors-correctly-with-isolatedModules.js b/tests/baselines/reference/tscWatch/programUpdates/reports-errors-correctly-with-isolatedModules.js
index ef020d04628..8a219eb58da 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/reports-errors-correctly-with-isolatedModules.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/reports-errors-correctly-with-isolatedModules.js
@@ -93,9 +93,12 @@ export const a: number = 1
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.ts
+
 >> Screen clear
 [12:00:32 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
 b.ts:2:7 - error TS2322: Type 'number' is not assignable to type 'string'.
 
 2 const b: string = a;
diff --git a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/declarationDir-is-specified.js b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/declarationDir-is-specified.js
index e3fc789404c..ea3e7d8a79e 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/declarationDir-is-specified.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/declarationDir-is-specified.js
@@ -130,6 +130,8 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 error TS2318: Cannot find global type 'Array'.
 
 error TS2318: Cannot find global type 'Boolean'.
@@ -262,9 +264,20 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: decls/src/file3.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: decls/src
 error TS2318: Cannot find global type 'Array'.
 
 error TS2318: Cannot find global type 'Boolean'.
diff --git a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/when-outDir-and-declarationDir-is-specified.js b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/when-outDir-and-declarationDir-is-specified.js
index 620c42fa2a3..ffbe73076da 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/when-outDir-and-declarationDir-is-specified.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/when-outDir-and-declarationDir-is-specified.js
@@ -262,9 +262,18 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+
 >> Screen clear
 [12:00:49 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: build/src/file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: decls/src/file3.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: decls/src
 error TS2318: Cannot find global type 'Array'.
 
 error TS2318: Cannot find global type 'Boolean'.
diff --git a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/when-outDir-is-specified.js b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/when-outDir-is-specified.js
index 6800711e1a4..ac766fcc23d 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/when-outDir-is-specified.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/when-outDir-is-specified.js
@@ -254,9 +254,16 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+
 >> Screen clear
 [12:00:39 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: build/src/file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: build/src
 error TS2318: Cannot find global type 'Array'.
 
 error TS2318: Cannot find global type 'Boolean'.
diff --git a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/with-outFile.js b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/with-outFile.js
index 7b96140fceb..9bb0fde4fd3 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/with-outFile.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/with-outFile.js
@@ -249,9 +249,15 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+
 >> Screen clear
 [12:00:34 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: build/outFile.js
 error TS2318: Cannot find global type 'Array'.
 
 error TS2318: Cannot find global type 'Boolean'.
diff --git a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/without-outDir-or-outFile-is-specified-with-declaration-enabled.js b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/without-outDir-or-outFile-is-specified-with-declaration-enabled.js
index 1b21f2ca83f..f63f2b5bcd2 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/without-outDir-or-outFile-is-specified-with-declaration-enabled.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/without-outDir-or-outFile-is-specified-with-declaration-enabled.js
@@ -130,6 +130,10 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file2.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 error TS2318: Cannot find global type 'Array'.
 
 error TS2318: Cannot find global type 'Boolean'.
@@ -262,9 +266,22 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+
 >> Screen clear
 [12:00:37 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
 error TS2318: Cannot find global type 'Array'.
 
 error TS2318: Cannot find global type 'Boolean'.
diff --git a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/without-outDir-or-outFile-is-specified.js b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/without-outDir-or-outFile-is-specified.js
index 1b80ab46e46..8aac3f60d10 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/without-outDir-or-outFile-is-specified.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/should-not-trigger-recompilation-because-of-program-emit/without-outDir-or-outFile-is-specified.js
@@ -130,6 +130,8 @@ Output::
 >> Screen clear
 [12:00:25 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 error TS2318: Cannot find global type 'Array'.
 
 error TS2318: Cannot find global type 'Boolean'.
@@ -254,9 +256,18 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+
 >> Screen clear
 [12:00:33 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: src/file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
 error TS2318: Cannot find global type 'Array'.
 
 error TS2318: Cannot find global type 'Boolean'.
diff --git a/tests/baselines/reference/tscWatch/programUpdates/should-properly-handle-module-resolution-changes-in-config-file.js b/tests/baselines/reference/tscWatch/programUpdates/should-properly-handle-module-resolution-changes-in-config-file.js
index f379dda653e..c61858b2e2a 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/should-properly-handle-module-resolution-changes-in-config-file.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/should-properly-handle-module-resolution-changes-in-config-file.js
@@ -101,6 +101,7 @@ Output::
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: file1.js
 [12:00:34 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js b/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js
index d6571f1f2e3..44fe5e4d0d4 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-for-decorators.js
@@ -112,6 +112,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry::  1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:23 AM] File change detected. Starting incremental compilation...
 
@@ -166,9 +168,13 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry::  1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:27 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry::  1 change:: b.js
+sysLog:: watchPresentFileSystemEntry::  1 change:: a.js
 [12:00:34 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-when-useDefineForClassFields-changes.js b/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-when-useDefineForClassFields-changes.js
index b95366558d2..6e93c799090 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-when-useDefineForClassFields-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-diagnostics-and-emit-when-useDefineForClassFields-changes.js
@@ -86,9 +86,12 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry::  1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:20 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry::  1 change:: a.js
 a.ts:2:21 - error TS2610: 'prop' is defined as an accessor in class 'C', but is overridden here in 'D' as an instance property.
 
 2 class D extends C { prop = 1; }
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-emit-on-jsx-option-change.js b/tests/baselines/reference/tscWatch/programUpdates/updates-emit-on-jsx-option-change.js
index d49eea56c62..847c3c7b569 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-emit-on-jsx-option-change.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-emit-on-jsx-option-change.js
@@ -75,9 +75,13 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:31 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-and-emit-when-importsNotUsedAsValues-changes.js b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-and-emit-when-importsNotUsedAsValues-changes.js
index c29e44a58d7..0753cecb7b8 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-and-emit-when-importsNotUsedAsValues-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-and-emit-when-importsNotUsedAsValues-changes.js
@@ -99,9 +99,13 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:32 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 [12:00:39 AM] Found 0 errors. Watching for file changes.
 
 
@@ -152,9 +156,13 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:43 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 b.ts:1:1 - error TS1371: This import is never used as a value and must use 'import type' because 'importsNotUsedAsValues' is set to 'error'.
 
 1 import {C} from './a';
@@ -218,9 +226,13 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:54 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.js
 [12:01:01 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-correctly-when-declaration-emit-is-disabled-in-compiler-options.js b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-correctly-when-declaration-emit-is-disabled-in-compiler-options.js
index 9412986369c..715cf188f06 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-correctly-when-declaration-emit-is-disabled-in-compiler-options.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-correctly-when-declaration-emit-is-disabled-in-compiler-options.js
@@ -85,6 +85,8 @@ export default test;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.ts
+
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
@@ -145,6 +147,8 @@ export default test;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.ts
+
 >> Screen clear
 [12:00:33 AM] File change detected. Starting incremental compilation...
 
@@ -200,6 +204,8 @@ export default test;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.ts
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
@@ -265,6 +271,8 @@ export default test;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: b.ts
+
 >> Screen clear
 [12:00:44 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-ambient-modules-of-program-changes.js b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-ambient-modules-of-program-changes.js
index ce71c8e888f..f67d6d31917 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-ambient-modules-of-program-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-ambient-modules-of-program-changes.js
@@ -77,9 +77,15 @@ declare module 'a' {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: b.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+
 >> Screen clear
 [12:00:27 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: b.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 a.ts:2:8 - error TS2300: Duplicate identifier 'foo'.
 
 2   type foo = number;
@@ -153,9 +159,13 @@ Input::
 //// [/user/username/projects/myproject/b.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: b.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
 [12:00:39 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-forceConsistentCasingInFileNames-changes.js b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-forceConsistentCasingInFileNames-changes.js
index 2bbd474f579..a26275602e7 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-forceConsistentCasingInFileNames-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-forceConsistentCasingInFileNames-changes.js
@@ -93,6 +93,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry::  1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:24 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-noErrorTruncation-changes.js b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-noErrorTruncation-changes.js
index e8849a90830..d502751b50f 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-noErrorTruncation-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-noErrorTruncation-changes.js
@@ -88,6 +88,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-strictNullChecks-changes.js b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-strictNullChecks-changes.js
index 80b6a9c5921..81b8bb6b464 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-strictNullChecks-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-errors-when-strictNullChecks-changes.js
@@ -75,6 +75,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
@@ -127,6 +129,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:33 AM] File change detected. Starting incremental compilation...
 
@@ -179,6 +183,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/updates-moduleResolution-when-resolveJsonModule-changes.js b/tests/baselines/reference/tscWatch/programUpdates/updates-moduleResolution-when-resolveJsonModule-changes.js
index 410db4b1367..d37446191d6 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/updates-moduleResolution-when-resolveJsonModule-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/updates-moduleResolution-when-resolveJsonModule-changes.js
@@ -27,6 +27,8 @@ Output::
 >> Screen clear
 [12:00:23 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 a.ts:1:23 - error TS2732: Cannot find module './data.json'. Consider using '--resolveJsonModule' to import module with '.json' extension.
 
 1 import * as data from './data.json'
@@ -87,9 +89,14 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
 [12:00:34 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/watched-files-when-file-is-deleted-and-new-file-is-added-as-part-of-change.js b/tests/baselines/reference/tscWatch/programUpdates/watched-files-when-file-is-deleted-and-new-file-is-added-as-part-of-change.js
index 6cf84cd6877..37336d2bd5d 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/watched-files-when-file-is-deleted-and-new-file-is-added-as-part-of-change.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/watched-files-when-file-is-deleted-and-new-file-is-added-as-part-of-change.js
@@ -75,9 +75,16 @@ var a = 10;
 //// [/home/username/project/src/file1.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /home/username/project 1 rename:: src/file1.ts
+sysLog:: watchPresentFileSystemEntry:: /home/username/project 1 change:: src
+sysLog:: watchPresentFileSystemEntry:: /home/username/project 1 rename:: src/file2.ts
+sysLog:: watchPresentFileSystemEntry:: /home/username/project 1 change:: src
+
 >> Screen clear
 [12:00:28 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /home/username/project 1 rename:: src/file2.js
+sysLog:: watchPresentFileSystemEntry:: /home/username/project 1 change:: src
 [12:00:31 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/when-creating-extensionless-file.js b/tests/baselines/reference/tscWatch/programUpdates/when-creating-extensionless-file.js
index 2c6d1ff7e91..baaba896465 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/when-creating-extensionless-file.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/when-creating-extensionless-file.js
@@ -84,9 +84,11 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: foo
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 Reloading new file names and options
 Synchronizing program
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/when-creating-new-file-in-symlinked-folder.js b/tests/baselines/reference/tscWatch/programUpdates/when-creating-new-file-in-symlinked-folder.js
index 27c02140471..7ff8a428bca 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/when-creating-new-file-in-symlinked-folder.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/when-creating-new-file-in-symlinked-folder.js
@@ -112,9 +112,11 @@ import * as M from "folder1/module1";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/folder2 1 rename:: module3.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/folder2/module3.ts :: WatchInfo: /user/username/projects/myproject/folder2 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/folder2/module3.ts :: WatchInfo: /user/username/projects/myproject/folder2 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/folder2 1 change:: 
 Reloading new file names and options
 Synchronizing program
 [12:00:41 AM] File change detected. Starting incremental compilation...
@@ -123,9 +125,11 @@ CreatingProgramWith::
   roots: ["/user/username/projects/myproject/client/folder1/module1.ts","/user/username/projects/myproject/client/linktofolder2/module2.ts","/user/username/projects/myproject/client/linktofolder2/module3.ts"]
   options: {"baseUrl":"/user/username/projects/myproject/client","paths":{"*":["*"]},"pathsBasePath":"/user/username/projects/myproject","watch":true,"project":"/user/username/projects/myproject","extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/tsconfig.json"}
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/client/linktofolder2/module3.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/folder2 1 rename:: module3.js
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/folder2/module3.js :: WatchInfo: /user/username/projects/myproject/folder2 1 undefined Wild card directory
 Project: /user/username/projects/myproject/tsconfig.json Detected file add/remove of non supported extension: /user/username/projects/myproject/folder2/module3.js
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/folder2/module3.js :: WatchInfo: /user/username/projects/myproject/folder2 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/folder2 1 change:: 
 [12:00:45 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/programUpdates/when-new-file-is-added-to-the-referenced-project.js b/tests/baselines/reference/tscWatch/programUpdates/when-new-file-is-added-to-the-referenced-project.js
index 56df7dd17e8..88a0ed0a944 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/when-new-file-is-added-to-the-referenced-project.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/when-new-file-is-added-to-the-referenced-project.js
@@ -168,9 +168,11 @@ class class3 {}
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 Synchronizing program
 Reloading new file names and options
 [12:00:45 AM] File change detected. Starting incremental compilation...
@@ -248,9 +250,11 @@ FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts 0:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected output file: /user/username/projects/myproject/projects/project1/class3.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 Synchronizing program
 [12:00:49 AM] File change detected. Starting incremental compilation...
 
@@ -259,8 +263,12 @@ CreatingProgramWith::
   options: {"module":0,"composite":true,"watch":true,"project":"/user/username/projects/myproject/projects/project2/tsconfig.json","extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/projects/project2/tsconfig.json"}
   projectReferences: [{"path":"/user/username/projects/myproject/projects/project1","originalPath":"../project1"}]
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo
 [12:00:59 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/projects/project2/class2.ts"]
@@ -373,12 +381,16 @@ declare class file {}
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: temp
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected excluded file: /user/username/projects/myproject/projects/project1/temp
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: temp/file.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp/file.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected excluded file: /user/username/projects/myproject/projects/project1/temp/file.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp/file.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: temp
 
 
 WatchedFiles::
@@ -421,9 +433,11 @@ Output::
 FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts 2:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts 2:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected output file: /user/username/projects/myproject/projects/project1/class3.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 Synchronizing program
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
@@ -433,6 +447,9 @@ CreatingProgramWith::
   projectReferences: [{"path":"/user/username/projects/myproject/projects/project1","originalPath":"../project1"}]
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo
 error TS6053: File '/user/username/projects/myproject/projects/project1/class3.d.ts' not found.
   The file is in the program because:
     Output from referenced project '/user/username/projects/myproject/projects/project1/tsconfig.json' included because '--module' is specified as 'none'
@@ -444,6 +461,7 @@ FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/projects/proj
 
 [12:01:18 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/projects/project2/class2.ts"]
@@ -547,9 +565,11 @@ FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts 0:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected output file: /user/username/projects/myproject/projects/project1/class3.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 Synchronizing program
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -558,8 +578,12 @@ CreatingProgramWith::
   options: {"module":0,"composite":true,"watch":true,"project":"/user/username/projects/myproject/projects/project2/tsconfig.json","extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/projects/project2/tsconfig.json"}
   projectReferences: [{"path":"/user/username/projects/myproject/projects/project1","originalPath":"../project1"}]
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo
 [12:01:35 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/projects/project2/class2.ts"]
diff --git a/tests/baselines/reference/tscWatch/programUpdates/when-skipLibCheck-and-skipDefaultLibCheck-changes.js b/tests/baselines/reference/tscWatch/programUpdates/when-skipLibCheck-and-skipDefaultLibCheck-changes.js
index 4b564de1611..4ae590d53c6 100644
--- a/tests/baselines/reference/tscWatch/programUpdates/when-skipLibCheck-and-skipDefaultLibCheck-changes.js
+++ b/tests/baselines/reference/tscWatch/programUpdates/when-skipLibCheck-and-skipDefaultLibCheck-changes.js
@@ -103,6 +103,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
@@ -158,6 +160,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
@@ -218,6 +222,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:40 AM] File change detected. Starting incremental compilation...
 
@@ -282,6 +288,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:46 AM] File change detected. Starting incremental compilation...
 
@@ -341,6 +349,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:51 AM] File change detected. Starting incremental compilation...
 
@@ -396,6 +406,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:56 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/projectsWithReferences/on-sample-project.js b/tests/baselines/reference/tscWatch/projectsWithReferences/on-sample-project.js
index 82a4e297d83..8116d53563f 100644
--- a/tests/baselines/reference/tscWatch/projectsWithReferences/on-sample-project.js
+++ b/tests/baselines/reference/tscWatch/projectsWithReferences/on-sample-project.js
@@ -536,6 +536,13 @@ function foo() { }
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+
 >> Screen clear
 [12:01:32 AM] File change detected. Starting incremental compilation...
 
@@ -718,6 +725,13 @@ export declare function gfoo(): void;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js.map
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+
 >> Screen clear
 [12:01:51 AM] File change detected. Starting incremental compilation...
 
@@ -977,6 +991,15 @@ export declare function gfoo(): void;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 rename:: decls
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 rename:: decls/index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: decls
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/sample1/logic 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+
 >> Screen clear
 [12:02:22 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/projectsWithReferences/on-transitive-references-in-different-folders-with-no-files-clause.js b/tests/baselines/reference/tscWatch/projectsWithReferences/on-transitive-references-in-different-folders-with-no-files-clause.js
index f78e22fda17..7828d8cdf1a 100644
--- a/tests/baselines/reference/tscWatch/projectsWithReferences/on-transitive-references-in-different-folders-with-no-files-clause.js
+++ b/tests/baselines/reference/tscWatch/projectsWithReferences/on-transitive-references-in-different-folders-with-no-files-clause.js
@@ -346,9 +346,21 @@ export declare function gfoo(): void;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/b 1 change:: index.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: index.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/b 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/b 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/b 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/b 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+
 >> Screen clear
 [12:01:16 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/c 1 change:: index.js
 [12:01:20 AM] Found 0 errors. Watching for file changes.
 
 
@@ -446,9 +458,15 @@ export class A {}
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 rename:: nrefs
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: nrefs
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/c 1 change:: tsconfig.json
+
 >> Screen clear
 [12:01:28 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/c 1 change:: index.js
 [12:01:32 AM] Found 0 errors. Watching for file changes.
 
 
@@ -545,9 +563,12 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/c 1 change:: tsconfig.json
+
 >> Screen clear
 [12:01:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/c 1 change:: index.js
 [12:01:40 AM] Found 0 errors. Watching for file changes.
 
 
@@ -644,6 +665,9 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/b 1 change:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: tsconfig.json
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
@@ -739,6 +763,9 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/b 1 change:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: tsconfig.json
+
 >> Screen clear
 [12:01:50 AM] File change detected. Starting incremental compilation...
 
@@ -821,9 +848,17 @@ Input::
 //// [/user/username/projects/transitiveReferences/b/tsconfig.json] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/b 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: b
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/b 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: 
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/c 1 change:: index.js
 c/tsconfig.json:1:84 - error TS6053: File '/user/username/projects/transitiveReferences/b' not found.
 
 1 {"compilerOptions":{"baseUrl":"./","paths":{"@ref/*":["../refs/*"]}},"references":[{"path":"../b"}]}
@@ -909,9 +944,14 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: b
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: 
+
 >> Screen clear
 [12:02:03 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/c 1 change:: index.js
 [12:02:07 AM] Found 0 errors. Watching for file changes.
 
 
@@ -1006,9 +1046,16 @@ Input::
 //// [/user/username/projects/transitiveReferences/a/tsconfig.json] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/a 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: a
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitivereferences/a 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 change:: 
+
 >> Screen clear
 [12:02:09 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 change:: index.js
 b/tsconfig.json:1:96 - error TS6053: File '/user/username/projects/transitiveReferences/a' not found.
 
 1 {"compilerOptions":{"composite":true,"baseUrl":"./","paths":{"@ref/*":["../*"]}},"references":[{"path":"../a"}]}
@@ -1105,6 +1152,10 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: a
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 change:: 
+
 >> Screen clear
 [12:02:17 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/projectsWithReferences/on-transitive-references-in-different-folders.js b/tests/baselines/reference/tscWatch/projectsWithReferences/on-transitive-references-in-different-folders.js
index 1deb26f2868..82edc629807 100644
--- a/tests/baselines/reference/tscWatch/projectsWithReferences/on-transitive-references-in-different-folders.js
+++ b/tests/baselines/reference/tscWatch/projectsWithReferences/on-transitive-references-in-different-folders.js
@@ -342,6 +342,12 @@ export declare function gfoo(): void;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: index.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: index.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
+
 >> Screen clear
 [12:01:16 AM] File change detected. Starting incremental compilation...
 
@@ -438,6 +444,10 @@ export class A {}
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 rename:: nrefs
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: nrefs
+
 >> Screen clear
 [12:01:28 AM] File change detected. Starting incremental compilation...
 
@@ -628,6 +638,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: tsconfig.json
+
 >> Screen clear
 [12:01:44 AM] File change detected. Starting incremental compilation...
 
@@ -718,6 +730,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: tsconfig.json
+
 >> Screen clear
 [12:01:50 AM] File change detected. Starting incremental compilation...
 
@@ -795,9 +809,14 @@ Input::
 //// [/user/username/projects/transitiveReferences/b/tsconfig.json] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: b
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: 
+
 >> Screen clear
 [12:01:53 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: index.js
 c/tsconfig.json:1:105 - error TS6053: File '/user/username/projects/transitiveReferences/b' not found.
 
 1 {"compilerOptions":{"baseUrl":"./","paths":{"@ref/*":["../refs/*"]}},"files":["index.ts"],"references":[{"path":"../b"}]}
@@ -881,6 +900,10 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: b
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/b 1 change:: 
+
 >> Screen clear
 [12:02:03 AM] File change detected. Starting incremental compilation...
 
@@ -974,9 +997,14 @@ Input::
 //// [/user/username/projects/transitiveReferences/a/tsconfig.json] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: a
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 change:: 
+
 >> Screen clear
 [12:02:09 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 change:: index.js
 b/tsconfig.json:1:117 - error TS6053: File '/user/username/projects/transitiveReferences/a' not found.
 
 1 {"compilerOptions":{"composite":true,"baseUrl":"./","paths":{"@ref/*":["../*"]}},"files":["index.ts"],"references":[{"path":"../a"}]}
@@ -1070,6 +1098,10 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 rename:: tsconfig.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences 1 change:: a
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/transitiveReferences/a 1 change:: 
+
 >> Screen clear
 [12:02:17 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/caching-works.js b/tests/baselines/reference/tscWatch/resolutionCache/caching-works.js
index ec5ba330688..5a8350b7b0b 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/caching-works.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/caching-works.js
@@ -24,6 +24,10 @@ Output::
 >> Screen clear
 [12:00:15 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: f1.js
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: d/f0.js
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: d
 a/d/f0.ts:1:17 - error TS2306: File '/a/f1.ts' is not a module.
 
 1 import {x} from "f1"
@@ -93,9 +97,12 @@ import {x} from "f1"
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: d/f0.ts
+
 >> Screen clear
 [12:00:24 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: d/f0.js
 a/d/f0.ts:1:17 - error TS2306: File '/a/f1.ts' is not a module.
 
 1 import {x} from "f1"
@@ -162,9 +169,12 @@ import {x} from "f2"
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: d/f0.ts
+
 >> Screen clear
 [12:00:32 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: d/f0.js
 a/d/f0.ts:1:17 - error TS2792: Cannot find module 'f2'. Did you mean to set the 'moduleResolution' option to 'node', or to add aliases to the 'paths' option?
 
 1 import {x} from "f2"
@@ -221,9 +231,13 @@ import {x} from "f1"
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: d/f0.ts
+
 >> Screen clear
 [12:00:40 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: f1.js
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: d/f0.js
 a/d/f0.ts:1:17 - error TS2306: File '/a/f1.ts' is not a module.
 
 1 import {x} from "f1"
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/ignores-changes-in-node_modules-that-start-with-dot/watch-with-configFile.js b/tests/baselines/reference/tscWatch/resolutionCache/ignores-changes-in-node_modules-that-start-with-dot/watch-with-configFile.js
index 4983e21f361..8711b2767ab 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/ignores-changes-in-node_modules-that-start-with-dot/watch-with-configFile.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/ignores-changes-in-node_modules-that-start-with-dot/watch-with-configFile.js
@@ -87,6 +87,19 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: .cache
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/.cache
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: .cache/babel-loader
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/.cache/babel-loader
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: .cache
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/.cache
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: .cache/babel-loader/89c02171edab901b9926470ba6d5677e.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/.cache/babel-loader/89c02171edab901b9926470ba6d5677e.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: .cache/babel-loader
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/.cache/babel-loader
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/ignores-changes-in-node_modules-that-start-with-dot/watch-without-configFile.js b/tests/baselines/reference/tscWatch/resolutionCache/ignores-changes-in-node_modules-that-start-with-dot/watch-without-configFile.js
index 85f14d17a90..25ea2f7ce25 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/ignores-changes-in-node_modules-that-start-with-dot/watch-without-configFile.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/ignores-changes-in-node_modules-that-start-with-dot/watch-without-configFile.js
@@ -27,6 +27,8 @@ Output::
 >> Screen clear
 [12:00:27 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user 1 rename:: username/projects/myproject/test.js
+sysLog:: watchPresentFileSystemEntry:: /user 1 change:: username/projects/myproject
 [12:00:30 AM] Found 0 errors. Watching for file changes.
 
 
@@ -81,6 +83,13 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user 1 rename:: username/projects/myproject/node_modules/.cache
+sysLog:: watchPresentFileSystemEntry:: /user 1 change:: username/projects/myproject/node_modules
+sysLog:: watchPresentFileSystemEntry:: /user 1 rename:: username/projects/myproject/node_modules/.cache/babel-loader
+sysLog:: watchPresentFileSystemEntry:: /user 1 change:: username/projects/myproject/node_modules/.cache
+sysLog:: watchPresentFileSystemEntry:: /user 1 rename:: username/projects/myproject/node_modules/.cache/babel-loader/89c02171edab901b9926470ba6d5677e.ts
+sysLog:: watchPresentFileSystemEntry:: /user 1 change:: username/projects/myproject/node_modules/.cache/babel-loader
+
 
 WatchedFiles::
 /user/username/projects/myproject/test.ts:
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/loads-missing-files-from-disk.js b/tests/baselines/reference/tscWatch/resolutionCache/loads-missing-files-from-disk.js
index fe2afcf3739..26781409f1e 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/loads-missing-files-from-disk.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/loads-missing-files-from-disk.js
@@ -21,6 +21,9 @@ Output::
 >> Screen clear
 [12:00:11 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: foo.js
+sysLog:: watchPresentFileSystemEntry::  1 change:: a
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: 
 a/foo.ts:1:17 - error TS2792: Cannot find module 'bar'. Did you mean to set the 'moduleResolution' option to 'node', or to add aliases to the 'paths' option?
 
 1 import {x} from "bar"
@@ -82,9 +85,15 @@ export const y = 1;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: foo.ts
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: bar.d.ts
+sysLog:: watchPresentFileSystemEntry::  1 change:: a
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: 
+
 >> Screen clear
 [12:00:20 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: foo.js
 [12:00:24 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/should-compile-correctly-when-resolved-module-goes-missing-and-then-comes-back.js b/tests/baselines/reference/tscWatch/resolutionCache/should-compile-correctly-when-resolved-module-goes-missing-and-then-comes-back.js
index a7a69e9bbf8..c76354103ea 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/should-compile-correctly-when-resolved-module-goes-missing-and-then-comes-back.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/should-compile-correctly-when-resolved-module-goes-missing-and-then-comes-back.js
@@ -24,6 +24,8 @@ Output::
 >> Screen clear
 [12:00:13 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: foo.js
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: 
 [12:00:16 AM] Found 0 errors. Watching for file changes.
 
 
@@ -76,9 +78,13 @@ Input::
 //// [/a/bar.d.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: bar.d.ts
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: 
+
 >> Screen clear
 [12:00:18 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: foo.js
 a/foo.ts:1:17 - error TS2792: Cannot find module 'bar'. Did you mean to set the 'moduleResolution' option to 'node', or to add aliases to the 'paths' option?
 
 1 import {x} from "bar"
@@ -129,9 +135,14 @@ export const y = 1;export const x = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a 1 rename:: bar.d.ts
+sysLog:: watchPresentFileSystemEntry::  1 change:: a
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: 
+
 >> Screen clear
 [12:00:25 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a 1 change:: foo.js
 [12:00:29 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/when-types-in-compiler-option-are-global-and-installed-at-later-point.js b/tests/baselines/reference/tscWatch/resolutionCache/when-types-in-compiler-option-are-global-and-installed-at-later-point.js
index e1320878fe8..e967c45ba9f 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/when-types-in-compiler-option-are-global-and-installed-at-later-point.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/when-types-in-compiler-option-are-global-and-installed-at-later-point.js
@@ -87,11 +87,37 @@ declare namespace myapp {
 
 
 Output::
+sysLog:: watchMissingFileSystemEntry:: /user/username/projects/myproject/node_modules 1 /user/username/projects/myproject/node_modules:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 sysLog:: /user/username/projects/myproject/node_modules:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @myapp
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@myapp
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @myapp/ts-types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@myapp/ts-types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @myapp
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@myapp
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @myapp/ts-types/package.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@myapp/ts-types/package.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @myapp/ts-types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@myapp/ts-types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @myapp/ts-types/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@myapp/ts-types/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @myapp/ts-types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@myapp/ts-types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @myapp/ts-types/types/somefile.define.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@myapp/ts-types/types/somefile.define.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @myapp/ts-types/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@myapp/ts-types/types
 
 >> Screen clear
 [12:00:39 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: lib/app.js
 [12:00:43 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/works-when-installing-something-in-node_modules-or-@types-when-there-is-no-notification-from-fs-for-index-file.js b/tests/baselines/reference/tscWatch/resolutionCache/works-when-installing-something-in-node_modules-or-@types-when-there-is-no-notification-from-fs-for-index-file.js
index 4f41981f7b4..5692c7f704e 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/works-when-installing-something-in-node_modules-or-@types-when-there-is-no-notification-from-fs-for-index-file.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/works-when-installing-something-in-node_modules-or-@types-when-there-is-no-notification-from-fs-for-index-file.js
@@ -138,83 +138,124 @@ Output::
 FileWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts 2:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/base.d.ts 250 undefined Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts 2:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/base.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: node/base.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/node/base.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/node/base.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types/node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types/node
 FileWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/globals.d.ts 2:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/globals.d.ts 250 undefined Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/globals.d.ts 2:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/globals.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: node/globals.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/globals.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/globals.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/node/globals.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/globals.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/globals.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/node/globals.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/globals.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/globals.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types/node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types/node
 FileWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/index.d.ts 2:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/index.d.ts 250 undefined Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/index.d.ts 2:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/index.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: node/index.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/index.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/index.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/node/index.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/index.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/index.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/node/index.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/index.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/index.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types/node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types/node
 FileWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts 2:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts 250 undefined Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts 2:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: node/ts3.6/base.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/node/ts3.6/base.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/node/ts3.6/base.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: node/ts3.6
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types/node/ts3.6
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types/node/ts3.6
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: node/ts3.6
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/node/ts3.6
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/node/ts3.6
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Project: /user/username/projects/myproject/tsconfig.json Detected file add/remove of non supported extension: /user/username/projects/myproject/node_modules/@types/node/ts3.6
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types/node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types/node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: node
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/node
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/node
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: 
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules
 Reloading new file names and options
 Synchronizing program
 [12:00:48 AM] File change detected. Starting incremental compilation...
@@ -227,6 +268,7 @@ FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/node_modules/
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/base.d.ts 250 undefined Source file
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/index.d.ts 250 undefined Source file
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/package.json 2000 undefined package.json file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: worker.js
 worker.ts:1:1 - error TS2580: Cannot find name 'process'. Do you need to install type definitions for node? Try `npm i --save-dev @types/node`.
 
 1 process.on("uncaughtException");
@@ -280,36 +322,53 @@ export const foo = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: 
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: mocha
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/mocha
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/mocha
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: mocha/index.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha/index.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha/index.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/mocha/index.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha/index.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha/index.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/mocha/index.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha/index.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/mocha/index.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: mocha
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types/mocha
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types/mocha
 Reloading new file names and options
 Synchronizing program
 [12:00:59 AM] File change detected. Starting incremental compilation...
@@ -372,16 +431,22 @@ Change:: npm ci step three: create atTypes node folder
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: node
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/node
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/node
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types
 Reloading new file names and options
 Synchronizing program
 [12:01:03 AM] File change detected. Starting incremental compilation...
@@ -462,24 +527,36 @@ declare namespace NodeJS {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: node/base.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Scheduling invalidateFailedLookup
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/node/base.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/node/base.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/base.d.ts :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types/node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types/node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: node/ts3.6
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/node/ts3.6
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject/node_modules 1 undefined Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/@types/node/ts3.6
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
 Project: /user/username/projects/myproject/tsconfig.json Detected file add/remove of non supported extension: /user/username/projects/myproject/node_modules/@types/node/ts3.6
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/node_modules/@types/node/ts3.6 :: WatchInfo: /user/username/projects/myproject 1 undefined Wild card directory
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 change:: node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: @types/node
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/@types/node
 Scheduling update
 Reloading new file names and options
 Synchronizing program
@@ -493,6 +570,7 @@ FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/ts3.6/base.d.ts 250 undefined Source file
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types/node/globals.d.ts 250 undefined Source file
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/node_modules/node/package.json 2000 undefined package.json file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: worker.js
 [12:01:20 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/works-when-module-resolution-changes-to-ambient-module.js b/tests/baselines/reference/tscWatch/resolutionCache/works-when-module-resolution-changes-to-ambient-module.js
index 8dea1d815e3..66f5bb5c292 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/works-when-module-resolution-changes-to-ambient-module.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/works-when-module-resolution-changes-to-ambient-module.js
@@ -87,8 +87,28 @@ declare module "fs" {
 
 
 Output::
+sysLog:: watchMissingFileSystemEntry:: /a/b/node_modules 1 /a/b/node_modules:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 sysLog:: /a/b/node_modules:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules 1 rename:: 
+sysLog:: watchMissingFileSystemEntry:: /a/b/node_modules/@types 1 /a/b/node_modules/@types:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 sysLog:: /a/b/node_modules/@types:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules/@types 1 rename:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules 1 rename:: @types
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules/@types 1 rename:: node
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules 1 rename:: @types/node
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules/@types 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules 1 change:: @types
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules/@types 1 rename:: node/package.json
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules 1 rename:: @types/node/package.json
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules/@types 1 change:: node
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules 1 change:: @types/node
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules/@types 1 rename:: node/index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules 1 rename:: @types/node/index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules/@types 1 change:: node
+sysLog:: watchPresentFileSystemEntry:: /a/b/node_modules 1 change:: @types/node
 
 >> Screen clear
 [12:00:27 AM] File change detected. Starting incremental compilation...
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/works-when-renaming-node_modules-folder-that-already-contains-@types-folder.js b/tests/baselines/reference/tscWatch/resolutionCache/works-when-renaming-node_modules-folder-that-already-contains-@types-folder.js
index 682abdee157..4d3c1fce6de 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/works-when-renaming-node_modules-folder-that-already-contains-@types-folder.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/works-when-renaming-node_modules-folder-that-already-contains-@types-folder.js
@@ -79,8 +79,19 @@ export {}
 //// [/user/username/projects/myproject/node_modules2/@types/qqq/index.d.ts] deleted
 
 Output::
+sysLog:: watchMissingFileSystemEntry:: /user/username/projects/myproject/node_modules 1 /user/username/projects/myproject/node_modules:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 sysLog:: /user/username/projects/myproject/node_modules:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: 
+sysLog:: watchMissingFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 /user/username/projects/myproject/node_modules/@types:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 sysLog:: /user/username/projects/myproject/node_modules/@types:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: qqq
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/qqq
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/@types 1 rename:: qqq/index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: @types/qqq/index.d.ts
 
 >> Screen clear
 [12:00:34 AM] File change detected. Starting incremental compilation...
diff --git a/tests/baselines/reference/tscWatch/resolutionCache/works-when-reusing-program-with-files-from-external-library.js b/tests/baselines/reference/tscWatch/resolutionCache/works-when-reusing-program-with-files-from-external-library.js
index 57076cf6e3a..89d98c62aeb 100644
--- a/tests/baselines/reference/tscWatch/resolutionCache/works-when-reusing-program-with-files-from-external-library.js
+++ b/tests/baselines/reference/tscWatch/resolutionCache/works-when-reusing-program-with-files-from-external-library.js
@@ -112,6 +112,8 @@ module1("hello");
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b/projects/myproject/src 1 change:: file1.ts
+
 >> Screen clear
 [12:00:40 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/watchApi/extraFileExtensions-are-supported.js b/tests/baselines/reference/tscWatch/watchApi/extraFileExtensions-are-supported.js
index 059b90a59d1..725e197cdc9 100644
--- a/tests/baselines/reference/tscWatch/watchApi/extraFileExtensions-are-supported.js
+++ b/tests/baselines/reference/tscWatch/watchApi/extraFileExtensions-are-supported.js
@@ -85,9 +85,14 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: other2.vue
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+
 >> Screen clear
 [12:00:31 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: other2.vue.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
 [12:00:34 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/watchApi/verifies-that-noEmit-is-handled-on-createSemanticDiagnosticsBuilderProgram.js b/tests/baselines/reference/tscWatch/watchApi/verifies-that-noEmit-is-handled-on-createSemanticDiagnosticsBuilderProgram.js
index 7f5292f597f..83286fc8537 100644
--- a/tests/baselines/reference/tscWatch/watchApi/verifies-that-noEmit-is-handled-on-createSemanticDiagnosticsBuilderProgram.js
+++ b/tests/baselines/reference/tscWatch/watchApi/verifies-that-noEmit-is-handled-on-createSemanticDiagnosticsBuilderProgram.js
@@ -79,6 +79,8 @@ export const x = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: main.ts
+
 >> Screen clear
 [12:00:27 AM] File change detected. Starting incremental compilation...
 
diff --git a/tests/baselines/reference/tscWatch/watchApi/when-new-file-is-added-to-the-referenced-project-with-host-implementing-getParsedCommandLine-without-implementing-useSourceOfProjectReferenceRedirect.js b/tests/baselines/reference/tscWatch/watchApi/when-new-file-is-added-to-the-referenced-project-with-host-implementing-getParsedCommandLine-without-implementing-useSourceOfProjectReferenceRedirect.js
index 96a7d413c8c..765829369f0 100644
--- a/tests/baselines/reference/tscWatch/watchApi/when-new-file-is-added-to-the-referenced-project-with-host-implementing-getParsedCommandLine-without-implementing-useSourceOfProjectReferenceRedirect.js
+++ b/tests/baselines/reference/tscWatch/watchApi/when-new-file-is-added-to-the-referenced-project-with-host-implementing-getParsedCommandLine-without-implementing-useSourceOfProjectReferenceRedirect.js
@@ -168,9 +168,11 @@ class class3 {}
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 Synchronizing program
 Loading config file: /user/username/projects/myproject/projects/project1/tsconfig.json
 [12:00:45 AM] File change detected. Starting incremental compilation...
@@ -248,9 +250,11 @@ FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts 0:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected output file: /user/username/projects/myproject/projects/project1/class3.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 Synchronizing program
 [12:00:49 AM] File change detected. Starting incremental compilation...
 
@@ -259,8 +263,12 @@ CreatingProgramWith::
   options: {"module":0,"composite":true,"extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/projects/project2/tsconfig.json"}
   projectReferences: [{"path":"/user/username/projects/myproject/projects/project1","originalPath":"../project1"}]
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo
 [12:00:59 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/projects/project2/class2.ts"]
@@ -373,12 +381,16 @@ declare class file {}
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: temp
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected excluded file: /user/username/projects/myproject/projects/project1/temp
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: temp/file.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp/file.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected excluded file: /user/username/projects/myproject/projects/project1/temp/file.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp/file.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: temp
 
 
 WatchedFiles::
@@ -421,9 +433,11 @@ Output::
 FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts 2:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts 2:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected output file: /user/username/projects/myproject/projects/project1/class3.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 Synchronizing program
 [12:01:08 AM] File change detected. Starting incremental compilation...
 
@@ -433,6 +447,9 @@ CreatingProgramWith::
   projectReferences: [{"path":"/user/username/projects/myproject/projects/project1","originalPath":"../project1"}]
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo
 error TS6053: File '/user/username/projects/myproject/projects/project1/class3.d.ts' not found.
   The file is in the program because:
     Output from referenced project '/user/username/projects/myproject/projects/project1/tsconfig.json' included because '--module' is specified as 'none'
@@ -444,6 +461,7 @@ FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/projects/proj
 
 [12:01:18 AM] Found 1 error. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/projects/project2/class2.ts"]
@@ -547,9 +565,11 @@ FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1
 FileWatcher:: Close:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts 0:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 500 undefined Missing file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected output file: /user/username/projects/myproject/projects/project1/class3.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 Synchronizing program
 [12:01:25 AM] File change detected. Starting incremental compilation...
 
@@ -558,8 +578,12 @@ CreatingProgramWith::
   options: {"module":0,"composite":true,"extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/projects/project2/tsconfig.json"}
   projectReferences: [{"path":"/user/username/projects/myproject/projects/project1","originalPath":"../project1"}]
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.d.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo
 [12:01:35 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/projects/project2/class2.ts"]
diff --git a/tests/baselines/reference/tscWatch/watchApi/when-new-file-is-added-to-the-referenced-project-with-host-implementing-getParsedCommandLine.js b/tests/baselines/reference/tscWatch/watchApi/when-new-file-is-added-to-the-referenced-project-with-host-implementing-getParsedCommandLine.js
index 83f887411c9..7b25ba1e0ca 100644
--- a/tests/baselines/reference/tscWatch/watchApi/when-new-file-is-added-to-the-referenced-project-with-host-implementing-getParsedCommandLine.js
+++ b/tests/baselines/reference/tscWatch/watchApi/when-new-file-is-added-to-the-referenced-project-with-host-implementing-getParsedCommandLine.js
@@ -168,9 +168,11 @@ class class3 {}
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Scheduling update
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 Synchronizing program
 Loading config file: /user/username/projects/myproject/projects/project1/tsconfig.json
 [12:00:45 AM] File change detected. Starting incremental compilation...
@@ -180,8 +182,12 @@ CreatingProgramWith::
   options: {"module":0,"composite":true,"extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/projects/project2/tsconfig.json"}
   projectReferences: [{"path":"/user/username/projects/myproject/projects/project1","originalPath":"../project1"}]
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/projects/project1/class3.ts 250 undefined Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: class2.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo
 [12:00:55 AM] Found 0 errors. Watching for file changes.
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project2 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/projects/project2/class2.ts"]
@@ -294,12 +300,16 @@ declare class file {}
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: temp
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected excluded file: /user/username/projects/myproject/projects/project1/temp
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: temp/file.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp/file.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected excluded file: /user/username/projects/myproject/projects/project1/temp/file.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/temp/file.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: temp
 
 
 WatchedFiles::
@@ -341,9 +351,11 @@ declare class class3 {}
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 rename:: class3.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
 Project: /user/username/projects/myproject/projects/project1/tsconfig.json Detected output file: /user/username/projects/myproject/projects/project1/class3.d.ts
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/projects/project1/class3.d.ts :: WatchInfo: /user/username/projects/myproject/projects/project1 1 undefined Wild card directory of referenced project
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/projects/project1 1 change:: 
 
 
 WatchedFiles::
diff --git a/tests/baselines/reference/tscWatch/watchApi/without-timesouts-on-host-program-gets-updated.js b/tests/baselines/reference/tscWatch/watchApi/without-timesouts-on-host-program-gets-updated.js
index 4c5a5c4a2a4..995a6339443 100644
--- a/tests/baselines/reference/tscWatch/watchApi/without-timesouts-on-host-program-gets-updated.js
+++ b/tests/baselines/reference/tscWatch/watchApi/without-timesouts-on-host-program-gets-updated.js
@@ -74,6 +74,11 @@ const y =10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: bar.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: bar.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: main.js
 [12:00:32 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode-when-rename-event-ends-with-tilde.js b/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode-when-rename-event-ends-with-tilde.js
index 534e0e71614..b55a99c6574 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode-when-rename-event-ends-with-tilde.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode-when-rename-event-ends-with-tilde.js
@@ -39,8 +39,10 @@ Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/mypr
 FileWatcher:: Added:: WatchInfo: /a/lib/lib.d.ts 250 {"watchFile":4} Source file
 DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 {"watchFile":4} Type roots
 Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 {"watchFile":4} Type roots
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: main.js true myproject /myproject
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/main.js :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/main.js :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change::  true myproject /myproject
 [12:00:26 AM] Found 0 errors. Watching for file changes.
 
 
@@ -99,30 +101,45 @@ export function foo2(): string;
 
 
 Output::
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 rename:: foo.d.ts~ true foo.d.ts /foo.d.ts
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to foo.d.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 2:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 2:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to MissingFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: foo.d.ts~ true myproject /myproject
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to foo.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Scheduling invalidateFailedLookup
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change:: myproject~ true myproject /myproject
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to myproject
+sysLog:: watchMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 /user/username/projects/myproject/foo.d.ts:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 rename:: foo.d.ts~ true foo.d.ts /foo.d.ts
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to foo.d.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: foo.d.ts~ true myproject /myproject
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to foo.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change:: myproject~ true myproject /myproject
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to myproject
 Synchronizing program
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
 CreatingProgramWith::
   roots: ["/user/username/projects/myproject/foo.d.ts","/user/username/projects/myproject/main.ts"]
   options: {"watch":true,"extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/tsconfig.json"}
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change:: main.js true myproject /myproject
 main.ts:1:10 - error TS2724: '"./foo"' has no exported member named 'foo'. Did you mean 'foo2'?
 
 1 import { foo } from "./foo"; foo();
@@ -183,30 +200,45 @@ export function foo(): string;
 
 
 Output::
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 rename:: foo.d.ts~ true foo.d.ts /foo.d.ts
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to foo.d.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 2:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 2:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to MissingFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: foo.d.ts~ true myproject /myproject
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to foo.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Scheduling invalidateFailedLookup
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change:: myproject~ true myproject /myproject
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to myproject
+sysLog:: watchMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 /user/username/projects/myproject/foo.d.ts:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 rename:: foo.d.ts~ true foo.d.ts /foo.d.ts
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to foo.d.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: foo.d.ts~ true myproject /myproject
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to foo.d.ts
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change:: myproject~ true myproject /myproject
+sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to myproject
 Synchronizing program
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
 CreatingProgramWith::
   roots: ["/user/username/projects/myproject/foo.d.ts","/user/username/projects/myproject/main.ts"]
   options: {"watch":true,"extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/tsconfig.json"}
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change:: main.js true myproject /myproject
 [12:00:42 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode-when-rename-occurs-when-file-is-still-on-the-disk.js b/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode-when-rename-occurs-when-file-is-still-on-the-disk.js
index c4141fa5d04..6713120866d 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode-when-rename-occurs-when-file-is-still-on-the-disk.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode-when-rename-occurs-when-file-is-still-on-the-disk.js
@@ -98,6 +98,7 @@ export declare function foo2(): string;
 
 
 Output::
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.ts 0 rename::  true foo.ts /foo.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
@@ -167,14 +168,18 @@ export declare function foo(): string;
 
 
 Output::
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.ts 0 rename::  true foo.ts /foo.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 2:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 2:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.ts:: Changing watcher to MissingFileSystemEntryWatcher
+sysLog:: watchMissingFileSystemEntry:: /user/username/projects/myproject/foo.ts 0 /user/username/projects/myproject/foo.ts:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.ts:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.ts 0 rename::  true foo.ts /foo.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode.js b/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode.js
index 534e0e71614..70cfa01d272 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-on-inode.js
@@ -39,8 +39,10 @@ Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/mypr
 FileWatcher:: Added:: WatchInfo: /a/lib/lib.d.ts 250 {"watchFile":4} Source file
 DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 {"watchFile":4} Type roots
 Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 {"watchFile":4} Type roots
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: main.js true myproject /myproject
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/main.js :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/main.js :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change::  true myproject /myproject
 [12:00:26 AM] Found 0 errors. Watching for file changes.
 
 
@@ -99,30 +101,39 @@ export function foo2(): string;
 
 
 Output::
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 rename::  true foo.d.ts /foo.d.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 2:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 2:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to MissingFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: foo.d.ts true myproject /myproject
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Scheduling invalidateFailedLookup
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change::  true myproject /myproject
+sysLog:: watchMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 /user/username/projects/myproject/foo.d.ts:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 rename::  true foo.d.ts /foo.d.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: foo.d.ts true myproject /myproject
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change::  true myproject /myproject
 Synchronizing program
 [12:00:30 AM] File change detected. Starting incremental compilation...
 
 CreatingProgramWith::
   roots: ["/user/username/projects/myproject/foo.d.ts","/user/username/projects/myproject/main.ts"]
   options: {"watch":true,"extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/tsconfig.json"}
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change:: main.js true myproject /myproject
 main.ts:1:10 - error TS2724: '"./foo"' has no exported member named 'foo'. Did you mean 'foo2'?
 
 1 import { foo } from "./foo"; foo();
@@ -183,30 +194,39 @@ export function foo(): string;
 
 
 Output::
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 rename::  true foo.d.ts /foo.d.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 2:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 2:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to MissingFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: foo.d.ts true myproject /myproject
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Scheduling invalidateFailedLookup
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change::  true myproject /myproject
+sysLog:: watchMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 /user/username/projects/myproject/foo.d.ts:: 0
+sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject/foo.d.ts 0 rename::  true foo.d.ts /foo.d.ts
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts 0:: WatchInfo: /user/username/projects/myproject/foo.d.ts 250 {"watchFile":4} Source file
 sysLog:: /user/username/projects/myproject/foo.d.ts:: Changing watcher to PresentFileSystemEntryWatcher
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 rename:: foo.d.ts true myproject /myproject
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
 Scheduling invalidateFailedLookup, Cancelled earlier one
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/foo.d.ts :: WatchInfo: /user/username/projects/myproject 0 {"watchFile":4} Failed Lookup Locations
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change::  true myproject /myproject
 Synchronizing program
 [12:00:38 AM] File change detected. Starting incremental compilation...
 
 CreatingProgramWith::
   roots: ["/user/username/projects/myproject/foo.d.ts","/user/username/projects/myproject/main.ts"]
   options: {"watch":true,"extendedDiagnostics":true,"configFilePath":"/user/username/projects/myproject/tsconfig.json"}
+sysLog:: callbackChangingToMissingFileSystemEntry:: /user/username/projects/myproject 1 change:: main.js true myproject /myproject
 [12:00:42 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-when-rename-occurs-when-file-is-still-on-the-disk.js b/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-when-rename-occurs-when-file-is-still-on-the-disk.js
index 129e3ec2f79..56bf549b473 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-when-rename-occurs-when-file-is-still-on-the-disk.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/fsWatch/when-using-file-watching-thats-when-rename-occurs-when-file-is-still-on-the-disk.js
@@ -98,6 +98,7 @@ export declare function foo2(): string;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/foo.ts 0 rename:: 
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
@@ -166,9 +167,11 @@ export declare function foo(): string;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/foo.ts 0 rename:: 
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 2:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 2:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/foo.ts 0 rename:: 
 FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
 Scheduling update
 Elapsed:: *ms FileWatcher:: Triggered with /user/username/projects/myproject/foo.ts 0:: WatchInfo: /user/username/projects/myproject/foo.ts 250 {"watchFile":4} Source file
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/uses-non-recursive-watchDirectory-when-renaming-file-in-subfolder.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/uses-non-recursive-watchDirectory-when-renaming-file-in-subfolder.js
index 3e010dd8582..559a7dba4e8 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/uses-non-recursive-watchDirectory-when-renaming-file-in-subfolder.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/uses-non-recursive-watchDirectory-when-renaming-file-in-subfolder.js
@@ -76,9 +76,19 @@ Input::
 //// [/a/username/project/src/file1.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/username/project/src 1 rename:: file1.ts
+sysLog:: watchPresentFileSystemEntry:: /a/username/project/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/username/project 1 change:: src
+sysLog:: watchPresentFileSystemEntry:: /a/username/project/src 1 rename:: file2.ts
+sysLog:: watchPresentFileSystemEntry:: /a/username/project/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/username/project 1 change:: src
+
 >> Screen clear
 [12:00:26 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/username/project/src 1 rename:: file2.js
+sysLog:: watchPresentFileSystemEntry:: /a/username/project/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /a/username/project 1 change:: src
 [12:00:29 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/when-there-are-symlinks-to-folders-in-recursive-folders.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/when-there-are-symlinks-to-folders-in-recursive-folders.js
index 571d2cfcb72..71b85643f68 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/when-there-are-symlinks-to-folders-in-recursive-folders.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/when-there-are-symlinks-to-folders-in-recursive-folders.js
@@ -62,6 +62,8 @@ Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/user/projects/myprojec
 FileWatcher:: Added:: WatchInfo: /home/user/projects/myproject/node_modules/reala/package.json 2000 undefined package.json file
 DirectoryWatcher:: Added:: WatchInfo: /home/user/projects/myproject/node_modules/@types 1 undefined Type roots
 Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/user/projects/myproject/node_modules/@types 1 undefined Type roots
+sysLog:: watchPresentFileSystemEntry:: /home/user/projects/myproject/src 1 rename:: file.js
+sysLog:: watchPresentFileSystemEntry:: /home/user/projects/myproject/src 1 change:: 
 [12:00:48 AM] Found 0 errors. Watching for file changes.
 
 DirectoryWatcher:: Added:: WatchInfo: /home/user/projects/myproject 1 undefined Wild card directory
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory-renaming-a-file.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory-renaming-a-file.js
index 5f9740db448..9c804645065 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory-renaming-a-file.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory-renaming-a-file.js
@@ -126,9 +126,17 @@ export const x = 10;
 //// [/user/username/projects/myproject/src/file2.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file2.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: renamed.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+
 >> Screen clear
 [12:00:37 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/dist 1 change:: file1.js
 error TS6053: File '/user/username/projects/myproject/src/file2.ts' not found.
   The file is in the program because:
     Matched by default include pattern '**/*'
@@ -184,6 +192,9 @@ Output::
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/dist 1 rename:: renamed.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/dist 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: dist
 user/username/projects/myproject/src/file1.ts:1:19 - error TS2307: Cannot find module './file2' or its corresponding type declarations.
 
 1 import { x } from "./file2";
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory-with-outDir-and-declaration-enabled.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory-with-outDir-and-declaration-enabled.js
index 59faa168aad..df4cbd683cf 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory-with-outDir-and-declaration-enabled.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory-with-outDir-and-declaration-enabled.js
@@ -134,6 +134,10 @@ export const y = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file3.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: src
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
@@ -174,6 +178,12 @@ Output::
 >> Screen clear
 [12:00:41 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/dist 1 rename:: file3.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/dist 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: dist
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/dist 1 rename:: file3.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/dist 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: dist
 [12:00:46 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory.js
index ae378d1bdd3..58e1a7dd71c 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchDirectories/with-non-synchronous-watch-directory.js
@@ -27,6 +27,8 @@ Output::
 >> Screen clear
 [12:00:29 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: file1.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 [12:00:32 AM] Found 0 errors. Watching for file changes.
 
 
@@ -124,9 +126,21 @@ Input::
 //// [/user/username/projects/myproject/node_modules/file2/index.d.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/file2 1 rename:: index.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/file2 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: file2
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/file2 1 rename:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: file2
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+
 >> Screen clear
 [12:00:36 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: file1.js
 user/username/projects/myproject/src/file1.ts:1:19 - error TS2307: Cannot find module 'file2' or its corresponding type declarations.
 
 1 import { x } from "file2";
@@ -229,6 +243,10 @@ Change:: Start npm install
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: 
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
@@ -258,6 +276,10 @@ Change:: npm install folder creation of file2
 Input::
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 rename:: file2
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
@@ -290,6 +312,8 @@ export const x = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: file2
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
@@ -384,6 +408,7 @@ Output::
 >> Screen clear
 [12:00:50 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: file1.js
 [12:00:54 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchFile/setting-default-as-fixed-chunk-size-watch-file-works.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchFile/setting-default-as-fixed-chunk-size-watch-file-works.js
index 48df9d0d09b..ee3b0cb995f 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchFile/setting-default-as-fixed-chunk-size-watch-file-works.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchFile/setting-default-as-fixed-chunk-size-watch-file-works.js
@@ -78,6 +78,8 @@ var zz30 = 100;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.ts
+
 
 WatchedFiles::
 /a/b/node_modules/@types:
@@ -100,6 +102,8 @@ Output::
 >> Screen clear
 [12:00:26 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile2.js
 [12:00:33 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchFile/using-fixed-chunk-size-polling.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchFile/using-fixed-chunk-size-polling.js
index 37d63eb42a6..25f4f1161f6 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchFile/using-fixed-chunk-size-polling.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchFile/using-fixed-chunk-size-polling.js
@@ -97,6 +97,8 @@ var zz30 = 100;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.ts
+
 
 WatchedFiles::
 /a/b/node_modules/@types:
@@ -119,6 +121,8 @@ Output::
 >> Screen clear
 [12:00:32 AM] File change detected. Starting incremental compilation...
 
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile1.js
+sysLog:: watchPresentFileSystemEntry:: /a/b 1 change:: commonFile2.js
 [12:00:39 AM] Found 0 errors. Watching for file changes.
 
 
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-extendedDiagnostics.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-extendedDiagnostics.js
index 8a4d9817b7f..ff40d55d26c 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-extendedDiagnostics.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-extendedDiagnostics.js
@@ -50,8 +50,10 @@ DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/src 1 {"
 Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/src 1 {"excludeDirectories":["/user/username/projects/myproject/node_modules"]} Failed Lookup Locations
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/bar/package.json 2000 {"excludeDirectories":["/user/username/projects/myproject/node_modules"]} package.json file
 ExcludeWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 {"excludeDirectories":["/user/username/projects/myproject/node_modules"]} Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: main.js
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/src/main.js :: WatchInfo: /user/username/projects/myproject/src 1 {"excludeDirectories":["/user/username/projects/myproject/node_modules"]} Failed Lookup Locations
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/src/main.js :: WatchInfo: /user/username/projects/myproject/src 1 {"excludeDirectories":["/user/username/projects/myproject/node_modules"]} Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 [12:00:40 AM] Found 0 errors. Watching for file changes.
 
 DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject 1 {"excludeDirectories":["/user/username/projects/myproject/node_modules"]} Wild card directory
@@ -117,6 +119,9 @@ Input::
 //// [/user/username/projects/myproject/node_modules/bar/fooBar.d.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/bar/fooBar.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/bar
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-with-recursive-directory-watching-extendedDiagnostics.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-with-recursive-directory-watching-extendedDiagnostics.js
index 17445c13fa1..ecbbd881cd0 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-with-recursive-directory-watching-extendedDiagnostics.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-with-recursive-directory-watching-extendedDiagnostics.js
@@ -52,6 +52,8 @@ Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/mypr
 FileWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/bar/package.json 2000 {"excludeDirectories":["/user/username/projects/myproject/**/temp"]} package.json file
 DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 {"excludeDirectories":["/user/username/projects/myproject/**/temp"]} Type roots
 Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 {"excludeDirectories":["/user/username/projects/myproject/**/temp"]} Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 [12:00:40 AM] Found 0 errors. Watching for file changes.
 
 DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject 1 {"excludeDirectories":["/user/username/projects/myproject/**/temp"]} Wild card directory
@@ -171,6 +173,8 @@ export function temp(): string;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/bar 1 change:: temp
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-with-recursive-directory-watching.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-with-recursive-directory-watching.js
index d633c62afa8..396906bdcf6 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-with-recursive-directory-watching.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option-with-recursive-directory-watching.js
@@ -36,6 +36,8 @@ Output::
 >> Screen clear
 [12:00:37 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 [12:00:40 AM] Found 0 errors. Watching for file changes.
 
 
@@ -144,6 +146,8 @@ export function temp(): string;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules/bar 1 change:: temp
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option.js
index 77eb64d9347..ca464f91011 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeDirectories-option.js
@@ -36,6 +36,8 @@ Output::
 >> Screen clear
 [12:00:37 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 [12:00:40 AM] Found 0 errors. Watching for file changes.
 
 
@@ -99,6 +101,9 @@ Input::
 //// [/user/username/projects/myproject/node_modules/bar/fooBar.d.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 rename:: node_modules/bar/fooBar.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/bar
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeFiles-option-extendedDiagnostics.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeFiles-option-extendedDiagnostics.js
index 88d25cde1fc..75ef71c5a16 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeFiles-option-extendedDiagnostics.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeFiles-option-extendedDiagnostics.js
@@ -52,8 +52,10 @@ Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/mypr
 ExcludeWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/bar/package.json 2000 {"excludeFiles":["/user/username/projects/myproject/node_modules/*"]} package.json file
 DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 {"excludeFiles":["/user/username/projects/myproject/node_modules/*"]} Type roots
 Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject/node_modules/@types 1 {"excludeFiles":["/user/username/projects/myproject/node_modules/*"]} Type roots
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: main.js
 DirectoryWatcher:: Triggered with /user/username/projects/myproject/src/main.js :: WatchInfo: /user/username/projects/myproject/src 1 {"excludeFiles":["/user/username/projects/myproject/node_modules/*"]} Failed Lookup Locations
 Elapsed:: *ms DirectoryWatcher:: Triggered with /user/username/projects/myproject/src/main.js :: WatchInfo: /user/username/projects/myproject/src 1 {"excludeFiles":["/user/username/projects/myproject/node_modules/*"]} Failed Lookup Locations
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 [12:00:40 AM] Found 0 errors. Watching for file changes.
 
 DirectoryWatcher:: Added:: WatchInfo: /user/username/projects/myproject 1 {"excludeFiles":["/user/username/projects/myproject/node_modules/*"]} Wild card directory
@@ -119,6 +121,9 @@ export function fooBar(): string;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: bar/foo.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/bar/foo.d.ts
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json:
diff --git a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeFiles-option.js b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeFiles-option.js
index 54ce05a590c..e516101ea4f 100644
--- a/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeFiles-option.js
+++ b/tests/baselines/reference/tscWatch/watchEnvironment/watchOptions/with-excludeFiles-option.js
@@ -36,6 +36,8 @@ Output::
 >> Screen clear
 [12:00:37 AM] Starting compilation in watch mode...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 rename:: main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/src 1 change:: 
 [12:00:40 AM] Found 0 errors. Watching for file changes.
 
 
@@ -99,6 +101,9 @@ export function fooBar(): string;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/node_modules 1 change:: bar/foo.d.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: node_modules/bar/foo.d.ts
+
 
 WatchedFiles::
 /user/username/projects/myproject/tsconfig.json: