[browser][coreCLR] System.Runtime.InteropServices.JavaScript.Tests timeout

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#128,757 opened on May 29, 2026 2 comments 0 reactions 1 assignee Claimed by @pavelsavara View on GitHub

arch-wasm area-System.Runtime.InteropServices.JavaScript Known Build Error os-browser

Dominant language: C#
Stars: 18.3k
Forks: 5.6k
PR merge metrics: PR metrics pending

Description

## 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

[Log](https://helixr1107v0xdcypoyl9e7f.blob.core.windows.net/dotnet-runtime-refs-pull-128745-merge-2045598ff1b04212bf/WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests/1/console.ff803578.log)
```
[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)
```

```json
{
"ErrorMessage": ["WasmTestOnV8", "Tests timed out after"],
"BuildRetry": false,
"ExcludeConsoleLog": false
}
```

### Known issue validation
**Build: :mag_right:** 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:** :white_check_mark: 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](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1443200)|dotnet/runtime|[WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1443200&view=ms.vss-test-web.build-test-results-tab&runId=40004838&resultId=110761)|dotnet/runtime#128745|
|[1441430](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1441430)|dotnet/runtime|[WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1441430&view=ms.vss-test-web.build-test-results-tab&runId=39959324&resultId=110761)|dotnet/runtime#128745|
|[1440366](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1440366)|dotnet/runtime|[WasmTestOnV8-CLR-ST-System.Runtime.InteropServices.JavaScript.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1440366&view=ms.vss-test-web.build-test-results-tab&runId=39935902&resultId=110761)|dotnet/runtime#128745|
#### Summary
|24-Hour Hit Count|7-Day Hit Count|1-Month Count|
|---|---|---|
|1|3|3|

### Known issue validation
**Build: :mag_right:** https://dev.azure.com/dnceng-public/public/_build/results?buildId=1440366
**Error message validated:** `[WasmTestOnV8 Tests timed out after`]
**Result validation:** :white_check_mark: Known issue matched with the provided build.
**Validation performed at:** 6/1/2026 2:20:16 PM UTC

### Report

### Report
#### Summary
|24-Hour Hit Count|7-Day Hit Count|1-Month Count|
|---|---|---|
|0|0|0|

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[browser][coreCLR] System.Runtime.InteropServices.JavaScript.Tests timeout

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