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Known Build ErrorUse this to report build issues in the .NET Helix tabUse this to report build issues in the .NET Helix tabarch-wasmWebAssembly architectureWebAssembly architecturearea-System.Runtime.InteropServices.JavaScriptos-browserBrowser variant of arch-wasmBrowser variant of arch-wasm
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Build Information
Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1440366
Build error leg or test failing: System.Runtime.InteropServices.JavaScript.Tests
[07:38:37] info: Using js engine V8 from path /home/helixbot/.jsvu/bin/v8
[07:38:38] info: 14.9.205
[07:38:38] info: Loaded RemoteLoopServer.GenericHandler middleware
[07:38:38] info: Loaded NetCoreServer.GenericHandler middleware
warn: Microsoft.AspNetCore.Server.Kestrel.Core.KestrelServer[8]
The ASP.NET Core developer certificate is not trusted. For information about trusting the ASP.NET Core developer certificate, see https://aka.ms/aspnet/https-trust-dev-cert
[07:38:39] warn: Cannot find symbols file dotnet.native.js.symbols
[07:38:39] info:
[07:38:39] info: Running /home/helixbot/.jsvu/bin/v8
[07:38:39] info: Warning: unknown flag --expose_wasm.
[07:38:39] info: Try --help for options
[07:38:39] info: Incoming arguments: --setenv=DOTNET_TEST_WEBSOCKETHOST=127.0.0.1:35361 --setenv=DOTNET_TEST_HTTPHOST=127.0.0.1:35361 --setenv=DOTNET_TEST_REMOTE_LOOP_HOST=127.0.0.1:35361 --setenv=DOTNET_TEST_SECUREWEBSOCKETHOST=127.0.0.1:44415 --setenv=DOTNET_TEST_SECUREHTTPHOST=127.0.0.1:44415 --setenv=DOTNET_TEST_HTTP2HOST=127.0.0.1:44415 --setenv=TZ=Europe/Berlin --setenv=XHARNESS_LOG_TEST_START=true --run WasmTestRunner.dll System.Runtime.InteropServices.JavaScript.Tests.dll -parallelThreads 1 -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing
[07:38:39] info: Application arguments: --run WasmTestRunner.dll System.Runtime.InteropServices.JavaScript.Tests.dll -parallelThreads 1 -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing
[07:38:39] info: console.info: Initializing dotnet version 11.0.0 commit hash 613be3cc3827f22dca74f9c81a710fdebcf79ae2
[07:38:40] info: Using threadless Xunit runner
[07:38:40] info: Discovering: System.Runtime.InteropServices.JavaScript.Tests.dll (method display = ClassAndMethod, method display options = None)
[07:38:41] info: Discovered: System.Runtime.InteropServices.JavaScript.Tests.dll (found 184 of 187 test cases)
[07:38:41] info: Starting: System.Runtime.InteropServices.JavaScript.Tests.dll
[07:38:41] info: [STRT] System.Runtime.InteropServices.JavaScript.Tests.JSExportAsyncTest.JsExportBooleanAsync(value: True)
[09:08:39] fail: Tests timed out after 5400secs
[09:08:39] info: Process 85 didn't exit within 01:30:00 and will be killed
[09:08:39] info: Killing process tree of 85...
XHarness exit code: 70 (TIMED_OUT)
{
"ErrorMessage": ["WasmTestOnV8", "Tests timed out after"],
"BuildRetry": false,
"ExcludeConsoleLog": false
}Known issue validation
Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1440366
Error message validated: [[STRT] System.Runtime.InteropServices.JavaScript.Tests Tests timed out after]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 5/29/2026 11:35:25 AM UTC
Report
| Build | Repository | Test | Pull Request |
|---|---|---|---|
| 1443200 | dotnet/runtime | WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests.WorkItemExecution | #128745 |
| 1441430 | dotnet/runtime | WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests.WorkItemExecution | #128745 |
| 1440366 | dotnet/runtime | WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests.WorkItemExecution | #128745 |
Summary
| 24-Hour Hit Count | 7-Day Hit Count | 1-Month Count |
|---|---|---|
| 1 | 3 | 3 |
Known issue validation
Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1440366
Error message validated: [WasmTestOnV8 Tests timed out after]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 6/1/2026 2:20:16 PM UTC
Report
| Build | Repository | Test | Pull Request |
|---|---|---|---|
| 1443200 | dotnet/runtime | WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests.WorkItemExecution | #128745 |
| 1441430 | dotnet/runtime | WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests.WorkItemExecution | #128745 |
| 1440366 | dotnet/runtime | WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests.WorkItemExecution | #128745 |
Summary
| 24-Hour Hit Count | 7-Day Hit Count | 1-Month Count |
|---|---|---|
| 1 | 3 | 3 |
Report
Summary
| 24-Hour Hit Count | 7-Day Hit Count | 1-Month Count |
|---|---|---|
| 0 | 0 | 24 |
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Known Build ErrorUse this to report build issues in the .NET Helix tabUse this to report build issues in the .NET Helix tabarch-wasmWebAssembly architectureWebAssembly architecturearea-System.Runtime.InteropServices.JavaScriptos-browserBrowser variant of arch-wasmBrowser variant of arch-wasm
Activity
dotnet-policy-service commentedon May 29, 2026
Tagging subscribers to 'arch-wasm': @lewing, @pavelsavara
See info in area-owners.md if you want to be subscribed.
jeffschwMSFT commentedon Jul 28, 2026
removing blocking-clean-ci as it has not failed in 30 days