From 467d4ef0cf7da05c79a232c25cdf023de83afe99 Mon Sep 17 00:00:00 2001
From: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
Date: Tue, 23 Apr 2024 21:18:39 -0700
Subject: [PATCH 1/2] Don't reuse program structure if we errored on filenames
 differing by case

---
 src/compiler/program.ts | 8 ++++++++
 src/compiler/types.ts   | 1 +
 2 files changed, 9 insertions(+)

diff --git a/src/compiler/program.ts b/src/compiler/program.ts
index 6357894192746..81bee570888e7 100644
--- a/src/compiler/program.ts
+++ b/src/compiler/program.ts
@@ -1578,6 +1578,8 @@ export function createProgram(rootNamesOrOptions: readonly string[] | CreateProg
     let resolvedTypeReferenceDirectiveNames: Map<Path, ModeAwareCache<ResolvedTypeReferenceDirectiveWithFailedLookupLocations>> | undefined;
     let resolvedTypeReferenceDirectiveNamesProcessing: Map<Path, readonly ResolvedTypeReferenceDirectiveWithFailedLookupLocations[]> | undefined;
 
+    let hasFileNamesDifferOnlyInCasingError = false;
+
     let packageMap: Map<string, boolean> | undefined;
 
     // The below settings are to track if a .js file should be add to the program if loaded via searching under node_modules.
@@ -1984,6 +1986,7 @@ export function createProgram(rootNamesOrOptions: readonly string[] | CreateProg
         getFileIncludeReasons: () => fileReasons,
         structureIsReused,
         writeFile,
+        hasFileNamesDifferOnlyInCasingError: () => hasFileNamesDifferOnlyInCasingError,
     };
 
     onProgramCreateComplete();
@@ -2424,6 +2427,10 @@ export function createProgram(rootNamesOrOptions: readonly string[] | CreateProg
             return StructureIsReused.Not;
         }
 
+        if (oldProgram.hasFileNamesDifferOnlyInCasingError()) {
+            return StructureIsReused.Not;
+        }
+
         // check properties that can affect structure of the program or module resolution strategy
         // if any of these properties has changed - structure cannot be reused
         const oldOptions = oldProgram.getCompilerOptions();
@@ -3584,6 +3591,7 @@ export function createProgram(rootNamesOrOptions: readonly string[] | CreateProg
     }
 
     function reportFileNamesDifferOnlyInCasingError(fileName: string, existingFile: SourceFile, reason: FileIncludeReason): void {
+        hasFileNamesDifferOnlyInCasingError = true;
         const hasExistingReasonToReportErrorOn = !isReferencedFile(reason) && some(fileReasons.get(existingFile.path), isReferencedFile);
         if (hasExistingReasonToReportErrorOn) {
             addFilePreprocessingFileExplainingDiagnostic(existingFile, reason, Diagnostics.Already_included_file_name_0_differs_from_file_name_1_only_in_casing, [existingFile.fileName, fileName]);
diff --git a/src/compiler/types.ts b/src/compiler/types.ts
index 70397a75908de..6739d09ca0f59 100644
--- a/src/compiler/types.ts
+++ b/src/compiler/types.ts
@@ -4888,6 +4888,7 @@ export interface Program extends ScriptReferenceHost {
      * @internal
      */
     writeFile: WriteFileCallback;
+    /** @internal */ hasFileNamesDifferOnlyInCasingError(): boolean;
 }
 
 /** @internal */

From d9b1e2d4aea1efe0e079fd33eff9c49a4cd3c01e Mon Sep 17 00:00:00 2001
From: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
Date: Tue, 23 Apr 2024 21:28:55 -0700
Subject: [PATCH 2/2] Forgot baselines

---
 ...t,-directory-symlink-target,-and-disk-are-all-different.js | 2 +-
 ...import,-file-symlink-target,-and-disk-are-all-different.js | 2 +-
 ...nd-directory-symlink-target-agree-but-do-not-match-disk.js | 2 +-
 ...ort-and-file-symlink-target-agree-but-do-not-match-disk.js | 2 +-
 ...port-matches-disk-but-directory-symlink-target-does-not.js | 2 +-
 ...en-import-matches-disk-but-file-symlink-target-does-not.js | 2 +-
 .../when-relative-information-file-location-changes.js        | 2 +-
 ...mlink-target,-and-disk-are-all-different-with-link-open.js | 4 ++--
 ...t,-and-disk-are-all-different-with-target-and-link-open.js | 4 ++--
 ...ink-target,-and-disk-are-all-different-with-target-open.js | 4 ++--
 ...t,-directory-symlink-target,-and-disk-are-all-different.js | 4 ++--
 ...mlink-target,-and-disk-are-all-different-with-link-open.js | 4 ++--
 ...t,-and-disk-are-all-different-with-target-and-link-open.js | 4 ++--
 ...ink-target,-and-disk-are-all-different-with-target-open.js | 4 ++--
 ...import,-file-symlink-target,-and-disk-are-all-different.js | 4 ++--
 ...mlink-target-agree-but-do-not-match-disk-with-link-open.js | 4 ++--
 ...t-agree-but-do-not-match-disk-with-target-and-link-open.js | 4 ++--
 ...ink-target-agree-but-do-not-match-disk-with-target-open.js | 4 ++--
 ...nd-directory-symlink-target-agree-but-do-not-match-disk.js | 4 ++--
 ...mlink-target-agree-but-do-not-match-disk-with-link-open.js | 4 ++--
 ...t-agree-but-do-not-match-disk-with-target-and-link-open.js | 4 ++--
 ...ink-target-agree-but-do-not-match-disk-with-target-open.js | 4 ++--
 ...ort-and-file-symlink-target-agree-but-do-not-match-disk.js | 4 ++--
 ...sk-but-directory-symlink-target-does-not-with-link-open.js | 4 ++--
 ...ctory-symlink-target-does-not-with-target-and-link-open.js | 4 ++--
 ...-but-directory-symlink-target-does-not-with-target-open.js | 4 ++--
 ...port-matches-disk-but-directory-symlink-target-does-not.js | 4 ++--
 ...es-disk-but-file-symlink-target-does-not-with-link-open.js | 4 ++--
 ...-file-symlink-target-does-not-with-target-and-link-open.js | 4 ++--
 ...-disk-but-file-symlink-target-does-not-with-target-open.js | 4 ++--
 ...en-import-matches-disk-but-file-symlink-target-does-not.js | 4 ++--
 .../works-when-renaming-file-with-different-casing.js         | 2 +-
 .../when-typeReferenceDirective-contains-UpperCasePackage.js  | 4 ++--
 33 files changed, 58 insertions(+), 58 deletions(-)

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 a6beae34acb31..80d6d5e1cde84 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
@@ -303,7 +303,7 @@ Program options: {
   "extendedDiagnostics": true,
   "configFilePath": "/user/username/projects/myproject/tsconfig.json"
 }
-Program structureReused: Completely
+Program structureReused: Not
 Program files::
 /a/lib/lib.d.ts
 /user/username/projects/myproject/xY/a.ts
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 4e255b115461a..2d50f37d5bb2f 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
@@ -256,7 +256,7 @@ Program options: {
   "extendedDiagnostics": true,
   "configFilePath": "/user/username/projects/myproject/tsconfig.json"
 }
-Program structureReused: Completely
+Program structureReused: Not
 Program files::
 /a/lib/lib.d.ts
 /user/username/projects/myproject/XY.ts
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 09120556a4699..eaec77cd96d1e 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
@@ -303,7 +303,7 @@ Program options: {
   "extendedDiagnostics": true,
   "configFilePath": "/user/username/projects/myproject/tsconfig.json"
 }
-Program structureReused: Completely
+Program structureReused: Not
 Program files::
 /a/lib/lib.d.ts
 /user/username/projects/myproject/Xy/a.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 f339d5f69c6c9..625699460a514 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
@@ -256,7 +256,7 @@ Program options: {
   "extendedDiagnostics": true,
   "configFilePath": "/user/username/projects/myproject/tsconfig.json"
 }
-Program structureReused: Completely
+Program structureReused: Not
 Program files::
 /a/lib/lib.d.ts
 /user/username/projects/myproject/XY.ts
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 90a56675eed71..89e1d2b445b9e 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
@@ -303,7 +303,7 @@ Program options: {
   "extendedDiagnostics": true,
   "configFilePath": "/user/username/projects/myproject/tsconfig.json"
 }
-Program structureReused: Completely
+Program structureReused: Not
 Program files::
 /a/lib/lib.d.ts
 /user/username/projects/myproject/Xy/a.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 d5f4e1e7da5b3..1fb479c684871 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
@@ -256,7 +256,7 @@ Program options: {
   "extendedDiagnostics": true,
   "configFilePath": "/user/username/projects/myproject/tsconfig.json"
 }
-Program structureReused: Completely
+Program structureReused: Not
 Program files::
 /a/lib/lib.d.ts
 /user/username/projects/myproject/XY.ts
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 7209696045e58..e4009c5df7c9f 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
@@ -230,7 +230,7 @@ Program options: {
   "explainFiles": true,
   "configFilePath": "/user/username/projects/myproject/tsconfig.json"
 }
-Program structureReused: Completely
+Program structureReused: Not
 Program files::
 /a/lib/lib.d.ts
 /user/username/projects/myproject/ModuleC.ts
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-link-open.js
index 5694d072aacbc..f9a20992f3f3a 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-link-open.js
@@ -474,7 +474,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 4:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -501,7 +501,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-target-and-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-target-and-link-open.js
index 6a73c5024e81f..4428451affff5 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-target-and-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-target-and-link-open.js
@@ -551,7 +551,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -578,7 +578,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-target-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-target-open.js
index f6165d68d177f..6628e0e47eb88 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-target-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different-with-target-open.js
@@ -476,7 +476,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -503,7 +503,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different.js
index 203c1cb38ad14..5ba0bfdf206e1 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-directory-symlink-target,-and-disk-are-all-different.js
@@ -404,7 +404,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 6:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -431,7 +431,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-link-open.js
index 6b7450498c0b0..09932b909dd98 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-link-open.js
@@ -465,7 +465,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 4:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -492,7 +492,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-target-and-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-target-and-link-open.js
index 523c0600bb69e..00e7cf585c7c0 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-target-and-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-target-and-link-open.js
@@ -540,7 +540,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -567,7 +567,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-target-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-target-open.js
index 2b29b89b8d5e5..c68cb50a0fdd2 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-target-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different-with-target-open.js
@@ -467,7 +467,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -494,7 +494,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different.js
index d47c6432da459..9d36405362818 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import,-file-symlink-target,-and-disk-are-all-different.js
@@ -397,7 +397,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 6:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -424,7 +424,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-link-open.js
index 21e31aef007d6..637610db1a11f 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-link-open.js
@@ -474,7 +474,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 4:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -501,7 +501,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-target-and-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-target-and-link-open.js
index 7d6f41543b626..69eec14611bf5 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-target-and-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-target-and-link-open.js
@@ -551,7 +551,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -578,7 +578,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-target-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-target-open.js
index 1570809142940..e5892430ee4d0 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-target-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk-with-target-open.js
@@ -476,7 +476,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -503,7 +503,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk.js
index e1c59ce0b8b70..801525e2d3253 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-directory-symlink-target-agree-but-do-not-match-disk.js
@@ -404,7 +404,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 6:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -431,7 +431,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-link-open.js
index 6bdc812271770..605ea906bbc72 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-link-open.js
@@ -465,7 +465,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 4:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -492,7 +492,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-target-and-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-target-and-link-open.js
index 13ac429dfce62..407c62fb9885c 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-target-and-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-target-and-link-open.js
@@ -540,7 +540,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -567,7 +567,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-target-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-target-open.js
index 20855c078f06a..bd900b3dde690 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-target-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk-with-target-open.js
@@ -467,7 +467,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -494,7 +494,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk.js
index 9af0ab524df58..58794b7a3a2fa 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-and-file-symlink-target-agree-but-do-not-match-disk.js
@@ -397,7 +397,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 6:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -424,7 +424,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-link-open.js
index 481f2ec53cb3a..a4a9631b52dc7 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-link-open.js
@@ -474,7 +474,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 4:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -501,7 +501,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-target-and-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-target-and-link-open.js
index c607f48e850bb..fbc1918d8a8e8 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-target-and-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-target-and-link-open.js
@@ -551,7 +551,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -578,7 +578,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-target-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-target-open.js
index fbeaa462f207e..06aae27b232dc 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-target-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not-with-target-open.js
@@ -476,7 +476,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -503,7 +503,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not.js
index 7f3c9266f3c6b..f69b43321524e 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-directory-symlink-target-does-not.js
@@ -404,7 +404,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 6:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -431,7 +431,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-link-open.js
index aa3d98b0b04b1..5eda470a4bfde 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-link-open.js
@@ -465,7 +465,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 4:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -492,7 +492,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-target-and-link-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-target-and-link-open.js
index 98df23f7b28ca..41d5c2a16feb8 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-target-and-link-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-target-and-link-open.js
@@ -540,7 +540,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -567,7 +567,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-target-open.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-target-open.js
index ca09578324369..c61645df057b5 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-target-open.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not-with-target-open.js
@@ -467,7 +467,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -494,7 +494,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 Before running Immedidate callback:: count: 1
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not.js
index 91222a2ed57d3..fcb37cb1ebe60 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/when-import-matches-disk-but-file-symlink-target-does-not.js
@@ -397,7 +397,7 @@ Before running Timeout callback:: count: 3
 
 Invoking Timeout callback:: timeoutId:: 6:: checkOne
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -424,7 +424,7 @@ Immedidate callback:: count: 1
 Projects::
 /user/username/projects/myproject/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::
diff --git a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/works-when-renaming-file-with-different-casing.js b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/works-when-renaming-file-with-different-casing.js
index 441716a379987..bbe5231a9180d 100644
--- a/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/works-when-renaming-file-with-different-casing.js
+++ b/tests/baselines/reference/tsserver/forceConsistentCasingInFileNames/works-when-renaming-file-with-different-casing.js
@@ -599,7 +599,7 @@ Before running Timeout callback:: count: 1
 2: checkOne
 
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 3 projectProgramVersion: 2 structureChanged: true structureIsReused:: SafeModules Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/tsconfig.json projectStateVersion: 3 projectProgramVersion: 2 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (3)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
diff --git a/tests/baselines/reference/tsserver/typeReferenceDirectives/when-typeReferenceDirective-contains-UpperCasePackage.js b/tests/baselines/reference/tsserver/typeReferenceDirectives/when-typeReferenceDirective-contains-UpperCasePackage.js
index edd87db29bcca..6cfd293100cae 100644
--- a/tests/baselines/reference/tsserver/typeReferenceDirectives/when-typeReferenceDirective-contains-UpperCasePackage.js
+++ b/tests/baselines/reference/tsserver/typeReferenceDirectives/when-typeReferenceDirective-contains-UpperCasePackage.js
@@ -292,7 +292,7 @@ ScriptInfos::
 
 Info seq  [hh:mm:ss:mss] Running: /user/username/projects/myproject/test/tsconfig.json
 Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /user/username/projects/myproject/test/tsconfig.json
-Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/test/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: false structureIsReused:: Completely Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /user/username/projects/myproject/test/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
 Info seq  [hh:mm:ss:mss] Project '/user/username/projects/myproject/test/tsconfig.json' (Configured)
 Info seq  [hh:mm:ss:mss] 	Files (4)
 	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
@@ -335,7 +335,7 @@ After running Timeout callback:: count: 0
 Projects::
 /user/username/projects/myproject/test/tsconfig.json (Configured) *changed*
     projectStateVersion: 2
-    projectProgramVersion: 1
+    projectProgramVersion: 2 *changed*
     dirty: false *changed*
 
 ScriptInfos::