[ci-scan] Test failure: profiler/gc/nongcheap/nongcheap.cmd fails with missing 'PROFILER TEST PASSES'

## Build Information
Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1523377
Build error leg or test failing: gc-standalone (def 146) Windows-x64 - profiler/gc/nongcheap/nongcheap.cmd
First build it occurred: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1523377
Also observed in follow-up build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1527159

## Error Details

```
Running test: profiler/gc/nongcheap/nongcheap.cmd
Unhandled exception. System.Exception: Profiler tests are expected to contain the text 'PROFILER TEST PASSES' in the console output of the profilee app to indicate a passing test. Usually it is printed from the Shutdown() method of the profiler implementation. This text was not found in the output above. Profilee returned exit code 100.
at Profiler.Tests.ProfilerTestRunner.FailFastWithMessage(String error)
Failed test: profiler/gc/nongcheap/nongcheap.cmd
```

## Error Message

```json
{
"ErrorMessage": [
"Profiler tests are expected to contain the text 'PROFILER TEST PASSES' in the console output of the profilee app to indicate a passing test.",
"at Profiler.Tests.NonGCHeapTests.Main"
],
"ErrorPattern": "",
"BuildRetry": false,
"ExcludeConsoleLog": true
}
```

This Known Build Error was filed by the `ci-failure-scan` workflow; mitigation is handled separately by `ci-failure-fix`.

> [!NOTE]
> This issue was generated by the GitHub Copilot-powered `ci-failure-scan` agentic workflow.

> [!WARNING]
>
> Firewall blocked 1 domain
>
> The following domain was blocked by the firewall during workflow execution:
>
> - `awmgmcpg`
>> To allow these domains, add them to the `network.allowed` list in your workflow frontmatter:
>
> ```yaml
> network:
> allowed:
> - defaults
> - "awmgmcpg"
> ```
>
> See [Network Configuration](https://github.github.com/gh-aw/reference/network/) for more information.
>
>

> Generated by [CI Outer-Loop Failure Scanner](https://github.com/dotnet/runtime/actions/runs/30318942901) · 818.7 AIC · ⌖ 11.7 AIC · ⊞ 18.6K · [◷](https://github.com/search?q=repo%3Adotnet%2Fruntime+is%3Aissue+%22gh-aw-workflow-call-id%3A+dotnet%2Fruntime%2Fci-failure-scan%22&type=issues)

### Report

|Build|Repository|Test|Pull Request|
|---|---|---|---|
|[1550748](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1550748)|dotnet/runtime|[profiler/elt/slowpatheltenter/slowpatheltenter.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1550748&view=ms.vss-test-web.build-test-results-tab&runId=42693570&resultId=103673)|dotnet/runtime#131552|
|[1548303](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1548303)|dotnet/runtime|[profiler/gcheapenumeration/gcheapenumeration/gcheapenumeration.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1548303&view=ms.vss-test-web.build-test-results-tab&runId=42630488&resultId=103460)||
|[1546765](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1546765)|dotnet/runtime|[profiler/eventpipe/reverse_startup/reverse_startup.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1546765&view=ms.vss-test-web.build-test-results-tab&runId=42590264&resultId=124127)||
|[1545817](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1545817)|dotnet/runtime|[profiler/gcheapenumeration/gcheapenumeration/gcheapenumeration.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1545817&view=ms.vss-test-web.build-test-results-tab&runId=42563446&resultId=103658)||
|[1542549](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1542549)|dotnet/runtime|[profiler/gcheapenumeration/gcheapenumeration/gcheapenumeration.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1542549&view=ms.vss-test-web.build-test-results-tab&runId=42473458&resultId=103721)||
|[1539211](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1539211)|dotnet/runtime|[profiler/gcheapenumeration/gcheapenumeration/gcheapenumeration.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1539211&view=ms.vss-test-web.build-test-results-tab&runId=42388240&resultId=103349)||
|[1536423](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1536423)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1536423&view=ms.vss-test-web.build-test-results-tab&runId=42308834&resultId=103358)||
|[1535992](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1535992)|dotnet/runtime|[profiler/rejit/rejit/rejit.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1535992&view=ms.vss-test-web.build-test-results-tab&runId=42297672&resultId=103667)|dotnet/runtime#131681|
|[1535134](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1535134)|dotnet/runtime|[profiler/elt/slowpatheltenter/slowpatheltenter.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1535134&view=ms.vss-test-web.build-test-results-tab&runId=42274684&resultId=103206)|dotnet/runtime#131552|
|[1533533](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1533533)|dotnet/runtime|[profiler/ijw/ijw/ijw.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1533533&view=ms.vss-test-web.build-test-results-tab&runId=42249704&resultId=103357)|dotnet/runtime#131578|
|[1534185](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1534185)|dotnet/runtime|[profiler.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1534185&view=ms.vss-test-web.build-test-results-tab&runId=42247662&resultId=123380)|dotnet/runtime#131510|
|[1534188](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1534188)|dotnet/runtime|[profiler/multiple/multiple/multiple.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1534188&view=ms.vss-test-web.build-test-results-tab&runId=42247692&resultId=107262)|dotnet/runtime#131509|
|[1534174](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1534174)|dotnet/runtime|[profiler/dynamicoptimization/DynamicOptimization/DynamicOptimization.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1534174&view=ms.vss-test-web.build-test-results-tab&runId=42247488&resultId=111060)|dotnet/runtime#131508|
|[1533113](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1533113)|dotnet/runtime|[profiler/gcheapenumeration/gcheapenumeration/gcheapenumeration.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1533113&view=ms.vss-test-web.build-test-results-tab&runId=42219426&resultId=103498)||
|[1532956](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1532956)|dotnet/runtime|[profiler/ijw/ijw/ijw.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1532956&view=ms.vss-test-web.build-test-results-tab&runId=42213898&resultId=102958)|dotnet/runtime#131578|
|[1529665](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1529665)|dotnet/runtime|[profiler/gcheapenumeration/gcheapenumeration/gcheapenumeration.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1529665&view=ms.vss-test-web.build-test-results-tab&runId=42118026&resultId=103651)||
#### Summary
|24-Hour Hit Count|7-Day Hit Count|1-Month Count|
|---|---|---|
|0|0|16|

### Known issue validation
**Build: :mag_right:**
**Result validation:** :warning: Build internal information not found. This may happen if your build is too old. Please use a build that is no older than two weeks. If the problem persists, contact [.NET Engineering Services Team](https://dev.azure.com/dnceng/internal/_wiki/wikis/DNCEng%20Services%20Wiki/890/How-to-get-a-hold-of-Engineering-Servicing) and share this issue.
**Validation performed at:** 8/22/2026 5:27:08 AM UTC

### Report

|Build|Repository|Test|Pull Request|
|---|---|---|---|
|[1594615](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1594615)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1594615&view=ms.vss-test-web.build-test-results-tab&runId=44020866&resultId=103286)||
|[1590860](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1590860)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1590860&view=ms.vss-test-web.build-test-results-tab&runId=43916718&resultId=103243)||
|[1587258](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1587258)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1587258&view=ms.vss-test-web.build-test-results-tab&runId=43805790&resultId=103906)||
|[1584864](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1584864)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1584864&view=ms.vss-test-web.build-test-results-tab&runId=43730500&resultId=103545)||
|[1580816](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1580816)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1580816&view=ms.vss-test-web.build-test-results-tab&runId=43612324&resultId=103521)||
|[1574173](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1574173)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1574173&view=ms.vss-test-web.build-test-results-tab&runId=43379036&resultId=103783)||
|[1573187](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1573187)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1573187&view=ms.vss-test-web.build-test-results-tab&runId=43339874&resultId=106878)|dotnet/runtime#131507|
|[1570365](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1570365)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1570365&view=ms.vss-test-web.build-test-results-tab&runId=43244118&resultId=103410)||
|[1569252](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1569252)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1569252&view=ms.vss-test-web.build-test-results-tab&runId=43208344&resultId=113116)|dotnet/runtime#131507|
|[1566067](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1566067)|dotnet/runtime|[profiler/gc/nongcheap/nongcheap.cmd](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1566067&view=ms.vss-test-web.build-test-results-tab&runId=43119008&resultId=112182)|dotnet/runtime#131507|
#### Summary
|24-Hour Hit Count|7-Day Hit Count|1-Month Count|
|---|---|---|
|0|3|10|

### Known issue validation
**Build: :mag_right:**
**Result validation:** :warning: Build internal information not found. This may happen if your build is too old. Please use a build that is no older than two weeks. If the problem persists, contact [.NET Engineering Services Team](https://dev.azure.com/dnceng/internal/_wiki/wikis/DNCEng%20Services%20Wiki/890/How-to-get-a-hold-of-Engineering-Servicing) and share this issue.
**Validation performed at:** 8/22/2026 5:27:08 AM UTC