[MT][Firefox] Wasm test failure: System.IO.FileNotFoundException : Could not load file or assembly xunit.assert

[jkotas]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=872333
Build error leg or test failing: System.Net.WebSockets.Client.Tests.AbortTest.ClientWebSocket_Abort_CloseOutputAsync(server: ws://127.0.0.1:44511/WebSocket/EchoWebSocket.ashx)
Pull request: #109929

Error Message

Fill the error message using step by step known issues guidance.

{
  "ErrorMessage": "System.IO.FileNotFoundException : Could not load file or assembly 'xunit.assert",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=872333
Error message validated: [System.IO.FileNotFoundException : Could not load file or assembly 'xunit.assert]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 11/19/2024 5:04:05 AM UTC

Report

Build	Definition	Test	Pull Request
881304	dotnet/runtime	WasmTestOnFirefox-MT-System.Resources.Writer.Tests.WorkItemExecution
881227	dotnet/runtime	WasmTestOnFirefox-MT-System.Threading.ThreadPool.Tests.WorkItemExecution	#110232
879438	dotnet/runtime	WasmTestOnFirefox-MT-System.Runtime.CompilerServices.VisualC.Tests.WorkItemExecution	#109584
880415	dotnet/runtime	WasmTestOnFirefox-MT-System.Threading.Tasks.Parallel.Tests.WorkItemExecution	#110186
878663	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.XmlSerializer.Generator.Tests.WorkItemExecution	#110156
879885	dotnet/runtime	WasmTestOnFirefox-MT-System.Memory.Data.Tests.WorkItemExecution	#108731
879353	dotnet/runtime	WasmTestOnFirefox-MT-System.Reflection.Metadata.Tests.WorkItemExecution
871580	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.XmlSerializer.Generator.Tests.WorkItemExecution	#109895
877855	dotnet/runtime	WasmTestOnFirefox-MT-System.Resources.Reader.Tests.WorkItemExecution	#110117
877722	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.Extensions.Primitives.Tests.WorkItemExecution	#109363
877652	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.XmlSerializer.Generator.Tests.WorkItemExecution	#110105
877406	dotnet/runtime	WasmTestOnFirefox-MT-System.Runtime.Numerics.Tests.WorkItemExecution	#109996
877182	dotnet/runtime	WasmTestOnFirefox-MT-System.Text.RegularExpressions.Unit.Tests.WorkItemExecution	#109996
877066	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.Extensions.Configuration.Xml.Tests.WorkItemExecution
877039	dotnet/runtime	WasmTestOnFirefox-MT-System.Threading.Thread.Tests.WorkItemExecution	#109996
876750	dotnet/runtime	WasmTestOnFirefox-MT-System.Runtime.InteropServices.RuntimeInformation.Tests.WorkItemExecution	#109363
876481	dotnet/runtime	WasmTestOnFirefox-MT-System.Threading.Tasks.Dataflow.Tests.WorkItemExecution	#110078
876518	dotnet/runtime	WasmTestOnFirefox-MT-System.Net.WebSockets.Client.Tests.WorkItemExecution	#110057
875889	dotnet/runtime	WasmTestOnFirefox-MT-System.Runtime.CompilerServices.VisualC.Tests.WorkItemExecution	#109477
875425	dotnet/runtime	WasmTestOnFirefox-MT-System.IO.Pipelines.Tests.WorkItemExecution	#109537
875892	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.Bcl.Memory.Tests.WorkItemExecution	#109221
875656	dotnet/runtime	WasmTestOnFirefox-MT-System.Threading.ThreadPool.Tests.WorkItemExecution	#109638
875701	dotnet/runtime	WasmTestOnFirefox-MT-System.Memory.Data.Tests.WorkItemExecution	#109540
875455	dotnet/runtime	WasmTestOnFirefox-MT-System.Net.WebProxy.Tests.WorkItemExecution
873528	dotnet/runtime	WasmTestOnFirefox-MT-System.Text.Encoding.Extensions.Tests.WorkItemExecution	#109137
874703	dotnet/runtime	WasmTestOnFirefox-MT-System.Resources.Reader.Tests.WorkItemExecution	#110010
874640	dotnet/runtime	WasmTestOnFirefox-MT-System.IO.Compression.ZipFile.Tests.WorkItemExecution	#109540
874592	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.Extensions.Configuration.UserSecrets.Tests.WorkItemExecution	#109638
874232	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.Extensions.Logging.EventSource.Tests.WorkItemExecution	#109996
874192	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.Extensions.Primitives.Tests.WorkItemExecution	#109861
873985	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.Bcl.Cryptography.Tests.WorkItemExecution	#109994
873080	dotnet/runtime	WasmTestOnFirefox-MT-Microsoft.Extensions.Configuration.FileExtensions.Tests.WorkItemExecution	#109928
872333	dotnet/runtime	WasmTestOnFirefox-MT-System.Net.WebSockets.Client.Tests.WorkItemExecution	#109929

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
0	0	33

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[ilonatommy]

Tests that use reflection fail:

at System.Reflection.MethodBaseInvoker.InterpretedInvoke_Method(Object obj, IntPtr* args)
at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr)

at System.Object.InvokeStub_ResourceReaderTests.ReadResource(Object , Span`1 )
at System.Reflection.MethodBaseInvoker.InvokeWithOneArg(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)

@pavelsavara I am not sure what's the cause, I will try to block the failing ones

[pavelsavara]

I think there would be too many to disable, because it's some race condition during startup.
Possibly same reason as #102615