Mono Wasm - System.Tests.ArrayTests.Copy_SZArray

[jozkee]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=743515
Build error leg or test failing: System.Tests.ArrayTests.Copy_SZArray
Pull request: #104988

Error Message

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

{
  "ErrorMessage": "[FAIL] System.Tests.ArrayTests.Copy_SZArray(sourceArray: [1, 2, 3], sourceIndex: 0, destinationArray: ['\0', '\0', '\0'], destinationIndex: 0, length: 3, expected: [0x0001, 0x0002, 0x0003])",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Additional Info

Failed on net9.0-browser-Release-wasm-Mono_Release-WasmTestOnChrome-(Windows.Amd64.Server2022.Open)windows.amd64.server2022.open@mcr.microsoft.com/dotnet-buildtools/prereqs:windowsservercore-ltsc2022-helix-webassembly-20240702174122-7aba2af

xharness error log:

Running in: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/126.0.6478.0 Safari/537.36
Running at: http://127.0.0.1:49175/index.html?arg=--run&arg=WasmTestRunner.dll&arg=System.Runtime.Tests.dll&arg=-notrait&arg=category%3dAdditionalTimezoneChecks&arg=-notrait&arg=category%3dIgnoreForCI&arg=-notrait&arg=category%3dOuterLoop&arg=-notrait&arg=category%3dfailing&arg=-verbosity&arg=Info
could not load /runArgs.json: 404. Ignoring
Incoming arguments: --run WasmTestRunner.dll System.Runtime.Tests.dll -notrait category=AdditionalTimezoneChecks -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing -verbosity Info
Application arguments: --run WasmTestRunner.dll System.Runtime.Tests.dll -notrait category=AdditionalTimezoneChecks -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing -verbosity Info
Initializing dotnet version 9.0.0-ci commit hash 76cdee0e0dec702bbe0e40e37a0c75838a1311b2
Using threadless Xunit runner
Discovering: System.Runtime.Tests.dll (method display = ClassAndMethod, method display options = None)
Discovered:  System.Runtime.Tests.dll (found 9270 of 9411 test cases)
Starting:    System.Runtime.Tests.dll
[FAIL] System.Tests.ArrayTests.Copy_SZArray(sourceArray: [1, 2, 3], sourceIndex: 0, destinationArray: ['\0', '\0', '\0'], destinationIndex: 0, length: 3, expected: [0x0001, 0x0002, 0x0003])
Assert.Equal() Failure: Exception thrown during comparison
           ↓ (pos 0)
Expected: [null, 0x0002, 0x0003]
Actual:   [0x0001, 0x0002, 0x0003]
           ↑ (pos 0)
---- System.NullReferenceException : Object reference not set to an instance of an object.
   at System.Object.InvokeStub_ArrayTests.Copy_SZArray(Object , Span`1 )
   at System.Reflection.MethodBaseInvoker.InvokeWithManyArgs(Object , BindingFlags , Binder , Object[] , CultureInfo )
----- Inner Stack Trace -----

Finished:    System.Runtime.Tests.dll
Finished writing 17484970 bytes of RESULTXML
Xml file was written to the provided writer.

=== TEST EXECUTION SUMMARY ===
Tests run: 64398 Passed: 64296 Inconclusive: 0 Failed: 1 Ignored: 0 Skipped: 101

Report

Summary

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

[dotnet-policy-service]

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

[dotnet-policy-service]

Tagging subscribers to this area: @dotnet/area-system-runtime
See info in area-owners.md if you want to be subscribed.

[jeffschwMSFT]

removing blocking-clean-ci as it has not failed in 30 days

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

[lewing]

closing, the build is gone and there were never any matches.

[lewing]

I'm pretty sure it is a duplicate of a different issue and BA analysis was behind due to unfra issues