[6.0] Failure in BackwardsCompatibility_DowngradeToHttp11: no exception thrown

[carlossanlop]

Build Information

Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=719981 Build error leg or test failing: System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11

Error Message

{
  "ErrorMessage" : ["System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11 [FAIL]", "No exception was thrown"],
  "BuildRetry" : false,
  "ExcludeConsoleLog" : false
}

• PR: https://github.com/dotnet/runtime/pull/103895
• Queue: Libraries Test Run release coreclr windows x86 Release
• Job result: https://dev.azure.com/dnceng-public/public/_build/results?buildId=719981&view=logs&j=f967148e-4c68-5d25-c313-1c7f2944d30b
• Log file: https://helixre107v0xd1eu3ibi6ka.blob.core.windows.net/dotnet-runtime-refs-pull-103895-merge-0c6ec0294a6340daa4/System.Net.Http.WinHttpHandler.Functional.Tests/1/console.da84d930.log?helixlogtype=result
• Output:

  System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11 [FAIL]
    Assert.Throws() Failure
    Expected: typeof(System.Exception)
    Actual:   (No exception was thrown)
    Stack Trace:
      /_/src/libraries/System.Net.Http.WinHttpHandler/tests/FunctionalTests/BidirectionStreamingTest.cs(335,0): at System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11()
      --- End of stack trace from previous location ---

Report

Build	Definition	Test	Pull Request
731755	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#104501
731708	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#104499
731587	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#103984
730977	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11
730974	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11
730040	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#103984
729973	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#103366
729920	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11
729950	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11
729825	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11
729703	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#103267
729693	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#104378
729707	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11
729710	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11
729670	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#104330
729645	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11
729486	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#104377
729080	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#104353
719981	dotnet/runtime	System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11	dotnet/runtime#103895

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
3	18	19

Known issue validation

Build: :mag_right: https://dev.azure.com/dnceng-public/public/_build/results?buildId=719981 Error message validated: [System.Net.Http.WinHttpHandlerFunctional.Tests.BidirectionStreamingTest.BackwardsCompatibility_DowngradeToHttp11 [FAIL] No exception was thrown] Result validation: :white_check_mark: Known issue matched with the provided build. Validation performed at: 7/3/2024 6:10:28 PM UTC

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