[wasm] SimpleSourceChangeRebuildTest.SimpleStringChangeInSource - Long running test error, cannot access file used by another process

[carlossanlop]

Affected the main PR that bumped the pre-release version number to preview4: #83691

• Queue: browser-wasm windows Release WasmBuildTests
• Job: https://dev.azure.com/dnceng-public/public/_build/results?buildId=211829&view=logs&j=7662c04b-4826-5681-6a5e-60210cf01caa&t=6ccc092f-c2ee-5cad-3098-f98e2610417f

A couple of failure examples:

---

• Log file 1: https://helixre107v0xdcypoyl9e7f.blob.core.windows.net/dotnet-runtime-refs-pull-83691-merge-702456b896ff4d8d91/Workloads-Webcil-Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest/1/console.7efb77fe.log?helixlogtype=result

Output 1 "using .webcil" (expand)

==============================================================================================
=============== Running with Workloads ===============
=============== Using .webcil ===============
==============================================================================================

  Discovered:  Wasm.Build.Tests (found 1 of 87 test case)
  Starting:    Wasm.Build.Tests (parallel test collections = off, max threads = 2)
   Wasm.Build.Tests: Using random seed for test cases: 1490545817
   Wasm.Build.Tests: Using random seed for collections: 1490545817
    Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource(buildArgs: BuildArgs { ProjectName = placeholder, Config = Release, AOT = False, ProjectFileContents = placeholder, ExtraBuildArgs =  }, nativeRelink: True, invariant: False, host: Chrome, id: "bqsjzk2n.oya") [STARTING]
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:02:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:04:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:06:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:08:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:10:01
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:12:02
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:14:02
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:16:03
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:18:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:20:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:22:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:24:05
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:26:06
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:28:06
Failed to delete 'C:\helix\work\workitem\e\wbt\bqsjzk2n.oya' during test cleanup: System.IO.IOException: The process cannot access the file '\\?\C:\helix\work\workitem\e\wbt\bqsjzk2n.oya' because it is being used by another process.
   at System.IO.FileSystem.RemoveDirectoryInternal(String fullPath, Boolean topLevel, Boolean allowDirectoryNotEmpty)
   at System.IO.FileSystem.RemoveDirectoryRecursive(String fullPath, WIN32_FIND_DATA& findData, Boolean topLevel)
   at System.IO.FileSystem.RemoveDirectory(String fullPath, Boolean recursive)
   at Wasm.Build.Tests.SharedBuildPerTestClassFixture.RemoveDirectory(String path) in /_/src/mono/wasm/Wasm.Build.Tests/Common/SharedBuildPerTestClassFixture.cs:line 56
    Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource(buildArgs: BuildArgs { ProjectName = placeholder, Config = Release, AOT = False, ProjectFileContents = placeholder, ExtraBuildArgs =  }, nativeRelink: True, invariant: False, host: Chrome, id: "bqsjzk2n.oya") [FAIL]
      System.AggregateException : One or more errors occurred. (One or more errors occurred. (A task was canceled.)) (The process cannot access the file '\\?\C:\helix\work\workitem\e\wbt\bqsjzk2n.oya' because it is being used by another process.)
      ---- System.AggregateException : One or more errors occurred. (A task was canceled.)
      -------- System.Threading.Tasks.TaskCanceledException : A task was canceled.
      ---- System.IO.IOException : The process cannot access the file '\\?\C:\helix\work\workitem\e\wbt\bqsjzk2n.oya' because it is being used by another process.
      Stack Trace:
        
        ----- Inner Stack Trace #1 (System.AggregateException) -----
           at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
           at System.Threading.Tasks.Task.Wait()
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(994,0): at Wasm.Build.Tests.BuildTestBase.RunProcess(String path, ITestOutputHelper _testOutput, String args, IDictionary`2 envVars, String workingDir, String label, Boolean logToXUnit, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(817,0): at Wasm.Build.Tests.BuildTestBase.AssertBuild(String args, String label, Boolean expectSuccess, IDictionary`2 envVars, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(431,0): at Wasm.Build.Tests.BuildTestBase.BuildProject(BuildArgs buildArgs, String id, BuildProjectOptions options)
        /_/src/mono/wasm/Wasm.Build.Tests/NativeRebuildTests/NativeRebuildTestsBase.cs(50,0): at Wasm.Build.NativeRebuild.Tests.NativeRebuildTestsBase.FirstNativeBuild(String programText, Boolean nativeRelink, Boolean invariant, BuildArgs buildArgs, String id, String extraProperties)
        /_/src/mono/wasm/Wasm.Build.Tests/NativeRebuildTests/SimpleSourceChangeRebuildTest.cs(26,0): at Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource(BuildArgs buildArgs, Boolean nativeRelink, Boolean invariant, RunHost host, String id)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor)
           at System.Reflection.MethodInvoker.Invoke(Object obj, IntPtr* args, BindingFlags invokeAttr)
        ----- Inner Stack Trace -----
           at System.Threading.Tasks.Task.GetExceptions(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
           at System.Threading.Tasks.Task.Wait()
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(994,0): at Wasm.Build.Tests.BuildTestBase.RunProcess(String path, ITestOutputHelper _testOutput, String args, IDictionary`2 envVars, String workingDir, String label, Boolean logToXUnit, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(817,0): at Wasm.Build.Tests.BuildTestBase.AssertBuild(String args, String label, Boolean expectSuccess, IDictionary`2 envVars, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(431,0): at Wasm.Build.Tests.BuildTestBase.BuildProject(BuildArgs buildArgs, String id, BuildProjectOptions options)
        /_/src/mono/wasm/Wasm.Build.Tests/NativeRebuildTests/NativeRebuildTestsBase.cs(50,0): at Wasm.Build.NativeRebuild.Tests.NativeRebuildTestsBase.FirstNativeBuild(String programText, Boolean nativeRelink, Boolean invariant, BuildArgs buildArgs, String id, String extraProperties)
        /_/src/mono/wasm/Wasm.Build.Tests/NativeRebuildTests/SimpleSourceChangeRebuildTest.cs(26,0): at Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource(BuildArgs buildArgs, Boolean nativeRelink, Boolean invariant, RunHost host, String id)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor)
           at System.Reflection.MethodInvoker.Invoke(Object obj, IntPtr* args, BindingFlags invokeAttr)
           at System.Reflection.RuntimeMethodInfo.InvokeWithManyArguments(RuntimeMethodInfo mi, Int32 argCount, Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
        --- End of stack trace from previous location ---
        
        ----- Inner Stack Trace #2 (System.IO.IOException) -----
           at System.IO.FileSystem.RemoveDirectoryInternal(String fullPath, Boolean topLevel, Boolean allowDirectoryNotEmpty)
           at System.IO.FileSystem.RemoveDirectoryRecursive(String fullPath, WIN32_FIND_DATA& findData, Boolean topLevel)
           at System.IO.FileSystem.RemoveDirectory(String fullPath, Boolean recursive)
        /_/src/mono/wasm/Wasm.Build.Tests/Common/SharedBuildPerTestClassFixture.cs(56,0): at Wasm.Build.Tests.SharedBuildPerTestClassFixture.RemoveDirectory(String path)
        /_/src/mono/wasm/Wasm.Build.Tests/Common/SharedBuildPerTestClassFixture.cs(34,0): at Wasm.Build.Tests.SharedBuildPerTestClassFixture.RemoveFromCache(String buildPath, Boolean keepDir)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(1156,0): at Wasm.Build.Tests.BuildTestBase.Dispose()
        /_/src/xunit.execution/Extensions/ReflectionAbstractionExtensions.cs(79,0): at ReflectionAbstractionExtensions.DisposeTestClass(ITest test, Object testClass, IMessageBus messageBus, ExecutionTimer timer, CancellationTokenSource cancellationTokenSource)

---

• Log file 2: https://helixre107v0xdcypoyl9e7f.blob.core.windows.net/dotnet-runtime-refs-pull-83691-merge-48082f39aa584f3fb9/Workloads-Wasm.Build.Tests.WasmTemplateTests/1/console.ea49880a.log?helixlogtype=result

Output 2 (expand)

==============================================================================================
=============== Running with Workloads ===============
==============================================================================================

  Discovered:  Wasm.Build.Tests (found 7 of 87 test cases)
  Starting:    Wasm.Build.Tests (parallel test collections = off, max threads = 2)
   Wasm.Build.Tests: Using random seed for test cases: 2107722552
   Wasm.Build.Tests: Using random seed for collections: 2107722552
    Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(config: "Debug") [STARTING]
    Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(config: "Debug") [FINISHED] Time: 38.9024682s
    Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(config: "Release") [STARTING]
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:02:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:04:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:06:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:08:01
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:10:01
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:12:02
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:14:03
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:16:03
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:18:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:20:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:22:05
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:24:05
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:26:05
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:28:06
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:30:06
    Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(config: "Release") [FAIL]
      System.AggregateException : One or more errors occurred. (A task was canceled.)
      ---- System.Threading.Tasks.TaskCanceledException : A task was canceled.
      Stack Trace:
           at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
           at System.Threading.Tasks.Task.Wait()
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(994,0): at Wasm.Build.Tests.BuildTestBase.RunProcess(String path, ITestOutputHelper _testOutput, String args, IDictionary`2 envVars, String workingDir, String label, Boolean logToXUnit, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(817,0): at Wasm.Build.Tests.BuildTestBase.AssertBuild(String args, String label, Boolean expectSuccess, IDictionary`2 envVars, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(431,0): at Wasm.Build.Tests.BuildTestBase.BuildProject(BuildArgs buildArgs, String id, BuildProjectOptions options)
        /_/src/mono/wasm/Wasm.Build.Tests/WasmTemplateTests.cs(169,0): at Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(String config)
           at InvokeStub_WasmTemplateTests.ConsoleBuildThenPublish(Object, Object, IntPtr*)
           at System.Reflection.MethodInvoker.Invoke(Object obj, IntPtr* args, BindingFlags invokeAttr)
        ----- Inner Stack Trace -----
           at System.Threading.Tasks.Task.GetExceptions(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
           at System.Threading.Tasks.Task.Wait()
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(994,0): at Wasm.Build.Tests.BuildTestBase.RunProcess(String path, ITestOutputHelper _testOutput, String args, IDictionary`2 envVars, String workingDir, String label, Boolean logToXUnit, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(817,0): at Wasm.Build.Tests.BuildTestBase.AssertBuild(String args, String label, Boolean expectSuccess, IDictionary`2 envVars, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(431,0): at Wasm.Build.Tests.BuildTestBase.BuildProject(BuildArgs buildArgs, String id, BuildProjectOptions options)
        /_/src/mono/wasm/Wasm.Build.Tests/WasmTemplateTests.cs(169,0): at Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(String config)
           at InvokeStub_WasmTemplateTests.ConsoleBuildThenPublish(Object, Object, IntPtr*)
           at System.Reflection.MethodInvoker.Invoke(Object obj, IntPtr* args, BindingFlags invokeAttr)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
        --- End of stack trace from previous location ---
        
      Output:
        [] Executing (Captured Output) - C:\helix\work\workitem\e\dotnet-latest\dotnet.exe new wasmconsole  -  in pwd C:\helix\work\workitem\e\wbt\Release_enfmasai.g24
        [] The template "WebAssembly Console App" was created successfully.
        [] 

---

{
  "ErrorMessage": "'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed",
  "BuildRetry": false,
  "ErrorPattern": "",
  "ExcludeConsoleLog": false
}

Report

Build	Definition	Test	Pull Request
244013	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#85022
227453	dotnet/runtime	Workloads-Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.WorkItemExecution	#84304
227381	dotnet/runtime	Workloads-Webcil-Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.WorkItemExecution	#84170
224391	dotnet/runtime	Workloads-Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.WorkItemExecution	#84170
219692	dotnet/runtime	Workloads-Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.WorkItemExecution	#83624
213444	dotnet/runtime	Workloads-Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.WorkItemExecution	#83705
213286	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83624
213155	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83755
213064	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83750
213101	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource
212928	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource
212615	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83592
212471	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83675
212475	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource
212398	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83673
211706	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83700
212391	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83592
212168	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#81470
212164	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83716
212160	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83715
212350	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83489
212312	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83301
212290	dotnet/runtime	Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource	#83722

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
0	1	23

[dotnet-issue-labeler]

I couldn't figure out the best area label to add to this issue. If you have write-permissions please help me learn by adding exactly one area label.

Tagging subscribers to 'arch-wasm': @lewing
See info in area-owners.md if you want to be subscribed.

Issue Details

---

Affected the main PR that bumped the pre-release version number to preview4: #83691

• Queue: browser-wasm windows Release WasmBuildTests
• Job: https://dev.azure.com/dnceng-public/public/_build/results?buildId=211829&view=logs&j=7662c04b-4826-5681-6a5e-60210cf01caa&t=6ccc092f-c2ee-5cad-3098-f98e2610417f

A couple of failure examples:

---

• Log file 1: https://helixre107v0xdcypoyl9e7f.blob.core.windows.net/dotnet-runtime-refs-pull-83691-merge-702456b896ff4d8d91/Workloads-Webcil-Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest/1/console.7efb77fe.log?helixlogtype=result

Output 1 "using .webcil" (expand)

==============================================================================================
=============== Running with Workloads ===============
=============== Using .webcil ===============
==============================================================================================

  Discovered:  Wasm.Build.Tests (found 1 of 87 test case)
  Starting:    Wasm.Build.Tests (parallel test collections = off, max threads = 2)
   Wasm.Build.Tests: Using random seed for test cases: 1490545817
   Wasm.Build.Tests: Using random seed for collections: 1490545817
    Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource(buildArgs: BuildArgs { ProjectName = placeholder, Config = Release, AOT = False, ProjectFileContents = placeholder, ExtraBuildArgs =  }, nativeRelink: True, invariant: False, host: Chrome, id: "bqsjzk2n.oya") [STARTING]
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:02:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:04:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:06:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:08:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:10:01
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:12:02
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:14:02
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:16:03
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:18:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:20:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:22:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:24:05
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:26:06
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed: 00:28:06
Failed to delete 'C:\helix\work\workitem\e\wbt\bqsjzk2n.oya' during test cleanup: System.IO.IOException: The process cannot access the file '\\?\C:\helix\work\workitem\e\wbt\bqsjzk2n.oya' because it is being used by another process.
   at System.IO.FileSystem.RemoveDirectoryInternal(String fullPath, Boolean topLevel, Boolean allowDirectoryNotEmpty)
   at System.IO.FileSystem.RemoveDirectoryRecursive(String fullPath, WIN32_FIND_DATA& findData, Boolean topLevel)
   at System.IO.FileSystem.RemoveDirectory(String fullPath, Boolean recursive)
   at Wasm.Build.Tests.SharedBuildPerTestClassFixture.RemoveDirectory(String path) in /_/src/mono/wasm/Wasm.Build.Tests/Common/SharedBuildPerTestClassFixture.cs:line 56
    Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource(buildArgs: BuildArgs { ProjectName = placeholder, Config = Release, AOT = False, ProjectFileContents = placeholder, ExtraBuildArgs =  }, nativeRelink: True, invariant: False, host: Chrome, id: "bqsjzk2n.oya") [FAIL]
      System.AggregateException : One or more errors occurred. (One or more errors occurred. (A task was canceled.)) (The process cannot access the file '\\?\C:\helix\work\workitem\e\wbt\bqsjzk2n.oya' because it is being used by another process.)
      ---- System.AggregateException : One or more errors occurred. (A task was canceled.)
      -------- System.Threading.Tasks.TaskCanceledException : A task was canceled.
      ---- System.IO.IOException : The process cannot access the file '\\?\C:\helix\work\workitem\e\wbt\bqsjzk2n.oya' because it is being used by another process.
      Stack Trace:
        
        ----- Inner Stack Trace #1 (System.AggregateException) -----
           at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
           at System.Threading.Tasks.Task.Wait()
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(994,0): at Wasm.Build.Tests.BuildTestBase.RunProcess(String path, ITestOutputHelper _testOutput, String args, IDictionary`2 envVars, String workingDir, String label, Boolean logToXUnit, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(817,0): at Wasm.Build.Tests.BuildTestBase.AssertBuild(String args, String label, Boolean expectSuccess, IDictionary`2 envVars, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(431,0): at Wasm.Build.Tests.BuildTestBase.BuildProject(BuildArgs buildArgs, String id, BuildProjectOptions options)
        /_/src/mono/wasm/Wasm.Build.Tests/NativeRebuildTests/NativeRebuildTestsBase.cs(50,0): at Wasm.Build.NativeRebuild.Tests.NativeRebuildTestsBase.FirstNativeBuild(String programText, Boolean nativeRelink, Boolean invariant, BuildArgs buildArgs, String id, String extraProperties)
        /_/src/mono/wasm/Wasm.Build.Tests/NativeRebuildTests/SimpleSourceChangeRebuildTest.cs(26,0): at Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource(BuildArgs buildArgs, Boolean nativeRelink, Boolean invariant, RunHost host, String id)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor)
           at System.Reflection.MethodInvoker.Invoke(Object obj, IntPtr* args, BindingFlags invokeAttr)
        ----- Inner Stack Trace -----
           at System.Threading.Tasks.Task.GetExceptions(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
           at System.Threading.Tasks.Task.Wait()
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(994,0): at Wasm.Build.Tests.BuildTestBase.RunProcess(String path, ITestOutputHelper _testOutput, String args, IDictionary`2 envVars, String workingDir, String label, Boolean logToXUnit, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(817,0): at Wasm.Build.Tests.BuildTestBase.AssertBuild(String args, String label, Boolean expectSuccess, IDictionary`2 envVars, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(431,0): at Wasm.Build.Tests.BuildTestBase.BuildProject(BuildArgs buildArgs, String id, BuildProjectOptions options)
        /_/src/mono/wasm/Wasm.Build.Tests/NativeRebuildTests/NativeRebuildTestsBase.cs(50,0): at Wasm.Build.NativeRebuild.Tests.NativeRebuildTestsBase.FirstNativeBuild(String programText, Boolean nativeRelink, Boolean invariant, BuildArgs buildArgs, String id, String extraProperties)
        /_/src/mono/wasm/Wasm.Build.Tests/NativeRebuildTests/SimpleSourceChangeRebuildTest.cs(26,0): at Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource(BuildArgs buildArgs, Boolean nativeRelink, Boolean invariant, RunHost host, String id)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor)
           at System.Reflection.MethodInvoker.Invoke(Object obj, IntPtr* args, BindingFlags invokeAttr)
           at System.Reflection.RuntimeMethodInfo.InvokeWithManyArguments(RuntimeMethodInfo mi, Int32 argCount, Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
        --- End of stack trace from previous location ---
        
        ----- Inner Stack Trace #2 (System.IO.IOException) -----
           at System.IO.FileSystem.RemoveDirectoryInternal(String fullPath, Boolean topLevel, Boolean allowDirectoryNotEmpty)
           at System.IO.FileSystem.RemoveDirectoryRecursive(String fullPath, WIN32_FIND_DATA& findData, Boolean topLevel)
           at System.IO.FileSystem.RemoveDirectory(String fullPath, Boolean recursive)
        /_/src/mono/wasm/Wasm.Build.Tests/Common/SharedBuildPerTestClassFixture.cs(56,0): at Wasm.Build.Tests.SharedBuildPerTestClassFixture.RemoveDirectory(String path)
        /_/src/mono/wasm/Wasm.Build.Tests/Common/SharedBuildPerTestClassFixture.cs(34,0): at Wasm.Build.Tests.SharedBuildPerTestClassFixture.RemoveFromCache(String buildPath, Boolean keepDir)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(1156,0): at Wasm.Build.Tests.BuildTestBase.Dispose()
        /_/src/xunit.execution/Extensions/ReflectionAbstractionExtensions.cs(79,0): at ReflectionAbstractionExtensions.DisposeTestClass(ITest test, Object testClass, IMessageBus messageBus, ExecutionTimer timer, CancellationTokenSource cancellationTokenSource)

---

• Log file 2: https://helixre107v0xdcypoyl9e7f.blob.core.windows.net/dotnet-runtime-refs-pull-83691-merge-48082f39aa584f3fb9/Workloads-Wasm.Build.Tests.WasmTemplateTests/1/console.ea49880a.log?helixlogtype=result

Output 2 (expand)

==============================================================================================
=============== Running with Workloads ===============
==============================================================================================

  Discovered:  Wasm.Build.Tests (found 7 of 87 test cases)
  Starting:    Wasm.Build.Tests (parallel test collections = off, max threads = 2)
   Wasm.Build.Tests: Using random seed for test cases: 2107722552
   Wasm.Build.Tests: Using random seed for collections: 2107722552
    Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(config: "Debug") [STARTING]
    Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(config: "Debug") [FINISHED] Time: 38.9024682s
    Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(config: "Release") [STARTING]
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:02:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:04:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:06:00
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:08:01
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:10:01
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:12:02
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:14:03
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:16:03
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:18:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:20:04
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:22:05
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:24:05
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:26:05
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:28:06
   Wasm.Build.Tests: [Long Running Test] 'Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish', Elapsed: 00:30:06
    Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(config: "Release") [FAIL]
      System.AggregateException : One or more errors occurred. (A task was canceled.)
      ---- System.Threading.Tasks.TaskCanceledException : A task was canceled.
      Stack Trace:
           at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
           at System.Threading.Tasks.Task.Wait()
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(994,0): at Wasm.Build.Tests.BuildTestBase.RunProcess(String path, ITestOutputHelper _testOutput, String args, IDictionary`2 envVars, String workingDir, String label, Boolean logToXUnit, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(817,0): at Wasm.Build.Tests.BuildTestBase.AssertBuild(String args, String label, Boolean expectSuccess, IDictionary`2 envVars, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(431,0): at Wasm.Build.Tests.BuildTestBase.BuildProject(BuildArgs buildArgs, String id, BuildProjectOptions options)
        /_/src/mono/wasm/Wasm.Build.Tests/WasmTemplateTests.cs(169,0): at Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(String config)
           at InvokeStub_WasmTemplateTests.ConsoleBuildThenPublish(Object, Object, IntPtr*)
           at System.Reflection.MethodInvoker.Invoke(Object obj, IntPtr* args, BindingFlags invokeAttr)
        ----- Inner Stack Trace -----
           at System.Threading.Tasks.Task.GetExceptions(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
           at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
           at System.Threading.Tasks.Task.Wait()
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(994,0): at Wasm.Build.Tests.BuildTestBase.RunProcess(String path, ITestOutputHelper _testOutput, String args, IDictionary`2 envVars, String workingDir, String label, Boolean logToXUnit, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(817,0): at Wasm.Build.Tests.BuildTestBase.AssertBuild(String args, String label, Boolean expectSuccess, IDictionary`2 envVars, Nullable`1 timeoutMs)
        /_/src/mono/wasm/Wasm.Build.Tests/BuildTestBase.cs(431,0): at Wasm.Build.Tests.BuildTestBase.BuildProject(BuildArgs buildArgs, String id, BuildProjectOptions options)
        /_/src/mono/wasm/Wasm.Build.Tests/WasmTemplateTests.cs(169,0): at Wasm.Build.Tests.WasmTemplateTests.ConsoleBuildThenPublish(String config)
           at InvokeStub_WasmTemplateTests.ConsoleBuildThenPublish(Object, Object, IntPtr*)
           at System.Reflection.MethodInvoker.Invoke(Object obj, IntPtr* args, BindingFlags invokeAttr)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
           at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)
        --- End of stack trace from previous location ---
        
      Output:
        [] Executing (Captured Output) - C:\helix\work\workitem\e\dotnet-latest\dotnet.exe new wasmconsole  -  in pwd C:\helix\work\workitem\e\wbt\Release_enfmasai.g24
        [] The template "WebAssembly Console App" was created successfully.
        [] 

---

{
  "ErrorMessage": "'Wasm.Build.NativeRebuild.Tests.SimpleSourceChangeRebuildTest.SimpleStringChangeInSource', Elapsed",
  "BuildRetry": false,
  "ErrorPattern": "",
  "ExcludeConsoleLog": false
}

Author:	carlossanlop
Assignees:	-
Labels:	arch-wasm, os-windows, Known Build Error
Milestone:	-

[lewing]

it's possible this has been resolved with some other changes so lets just see if it shows up again.

[radical]

The last failing build was a month ago, and the logs are not accessible. This hasn't been seen since either (the top one is an unrelated failure). Closing this.