Test failure in WritingToConnectionAfterUnobservedCloseTriggersRequestAbortedToken

[captainsafia]

Error Message

System.TimeoutException : The operation has timed out.

Stacktrace

   at Microsoft.AspNetCore.Testing.TaskExtensions.TimeoutAfter(Task task, TimeSpan timeout, String filePath, Int32 lineNumber) in /_/src/Shared/TaskExtensions.cs:line 143
   at Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.ResponseTests.WritingToConnectionAfterUnobservedCloseTriggersRequestAbortedToken(ListenOptions listenOptions) in /_/src/Servers/Kestrel/test/FunctionalTests/ResponseTests.cs:line 335
   at Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.ResponseTests.WritingToConnectionAfterUnobservedCloseTriggersRequestAbortedToken(ListenOptions listenOptions) in /_/src/Servers/Kestrel/test/FunctionalTests/ResponseTests.cs:line 340
--- End of stack trace from previous location ---

Build

https://dev.azure.com/dnceng/public/_build/results?buildId=1173129&view=results

[BrennanConroy]

Logs

[0.002s] [TestLifetime] [Information] Starting test WritingToConnectionAfterUnobservedCloseTriggersRequestAbortedToken-http_127.0.0.1_0 at 2021-06-05T15:51:43
[0.004s] [Microsoft.Extensions.Hosting.Internal.Host] [Debug] Hosting starting
[0.007s] [Microsoft.Hosting.Lifetime] [Information] Now listening on: http://127.0.0.1:63028
[0.007s] [Microsoft.AspNetCore.Hosting.Diagnostics] [Debug] Loaded hosting startup assembly Libuv.FunctionalTests
[0.007s] [Microsoft.Hosting.Lifetime] [Information] Application started. Press Ctrl+C to shut down.
[0.007s] [Microsoft.Hosting.Lifetime] [Information] Hosting environment: Production
[0.007s] [Microsoft.Hosting.Lifetime] [Information] Content root path: /private/tmp/helix/working/B4FD096D/w/A251098A/e/
[0.007s] [Microsoft.Extensions.Hosting.Internal.Host] [Debug] Hosting started
[0.007s] [Microsoft.AspNetCore.Server.Kestrel] [Debug] TestServer is listening on port 63028
[0.008s] [Microsoft.AspNetCore.Server.Kestrel.Transport.Libuv] [Debug] Connection id "0HM98778HJL19" received FIN.
[0.009s] [Microsoft.AspNetCore.Server.Kestrel.Connections] [Debug] Connection id "0HM98778HJL19" accepted.
[0.009s] [Microsoft.AspNetCore.Server.Kestrel.Connections] [Debug] Connection id "0HM98778HJL19" started.
[0.010s] [Microsoft.AspNetCore.Server.Kestrel.Connections] [Debug] Connection id "0HM98778HJL19" disconnecting.
[0.010s] [Microsoft.AspNetCore.Server.Kestrel.Connections] [Debug] Connection id "0HM98778HJL19" stopped.
[0.010s] [Microsoft.AspNetCore.Server.Kestrel.Transport.Libuv] [Debug] Connection id "0HM98778HJL19" sending FIN because: "The client closed the connection."
[30.107s] [Microsoft.Extensions.Hosting.Internal.Host] [Debug] Hosting stopping
[30.107s] [Microsoft.Hosting.Lifetime] [Information] Application is shutting down...
[30.108s] [Microsoft.Extensions.Hosting.Internal.Host] [Debug] Hosting stopped
[30.109s] [Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.ResponseTests] [Error] Test threw an exception.
System.TimeoutException: The operation has timed out.
   at Microsoft.AspNetCore.Testing.TaskExtensions.TimeoutAfter(Task task, TimeSpan timeout, String filePath, Int32 lineNumber) in /_/src/Shared/TaskExtensions.cs:line 143
   at Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.ResponseTests.WritingToConnectionAfterUnobservedCloseTriggersRequestAbortedToken(ListenOptions listenOptions) in /_/src/Servers/Kestrel/test/FunctionalTests/ResponseTests.cs:line 335
   at Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.ResponseTests.WritingToConnectionAfterUnobservedCloseTriggersRequestAbortedToken(ListenOptions listenOptions) in /_/src/Servers/Kestrel/test/FunctionalTests/ResponseTests.cs:line 340
   at Xunit.Sdk.TestInvoker`1.<>c__DisplayClass48_1.<<InvokeTestMethodAsync>b__1>d.MoveNext() in C:\Dev\xunit\xunit\src\xunit.execution\Sdk\Frameworks\Runners\TestInvoker.cs:line 273
--- End of stack trace from previous location ---
   at Xunit.Sdk.ExecutionTimer.AggregateAsync(Func`1 asyncAction) in C:\Dev\xunit\xunit\src\xunit.execution\Sdk\Frameworks\ExecutionTimer.cs:line 54
   at Xunit.Sdk.ExceptionAggregator.RunAsync(Func`1 code) in C:\Dev\xunit\xunit\src\xunit.core\Sdk\ExceptionAggregator.cs:line 96
[30.110s] [TestLifetime] [Information] Finished test WritingToConnectionAfterUnobservedCloseTriggersRequestAbortedToken-http_127.0.0.1_0 in 30.107344s

Thanks for contacting us.

We're moving this issue to the Next sprint planning milestone for future evaluation / consideration. We would like to keep this around to collect more feedback, which can help us with prioritizing this work. We will re-evaluate this issue, during our next planning meeting(s).
If we later determine, that the issue has no community involvement, or it's very rare and low-impact issue, we will close it - so that the team can focus on more important and high impact issues.
To learn more about what to expect next and how this issue will be handled you can read more about our triage process here.

[Tratcher]

This failure was libuv specific and libuv has been removed by #38005. Ready for unquarantine.