iOS tests failing with OSError: [Errno 28] No space left on device

### Build

https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1337140

E.g. https://helixr1107v0xdeko0k025g8.blob.core.windows.net/dotnet-runtime-refs-pull-125526-merge-c11096c024db465987/iOS.Device.ParallelForEachAsync.Test.Attempt.3/f3035da5-b542-43ef-9283-a42707d78008.log

### Build leg reported

iOS.Device.Aot.Test.WorkItemExecution

### Pull Request

https://github.com/dotnet/runtime/pull/125526

### Known issue core information

Fill out the known issue JSON section by following the [step by step documentation on how to create a known issue](https://github.com/dotnet/arcade/blob/main/Documentation/Projects/Build%20Analysis/KnownIssueJsonStepByStep.md#how-to-create-a-known-issue-step-by-step)

```json
{
"ErrorMessage" : "OSError: [Errno 28] No space left on device",
"BuildRetry": false,
"ErrorPattern": "",
"ExcludeConsoleLog": false
}
```

@dotnet/dnceng

### Release Note Category
- [ ] Feature changes/additions
- [ ] Bug fixes
- [ ] Internal Infrastructure Improvements
### Release Note Description

### Additional information about the issue reported

_No response_

### Known issue validation
**Build: :mag_right:** https://dev.azure.com/dnceng-public/public/_build/results?buildId=1337140
**Error message validated:** `[OSError: [Errno 28] No space left on device`]
**Result validation:** :x: Known issue did not match with the provided build.
**Validation performed at:** 3/16/2026 4:54:41 PM UTC

### Report

|Build|Repository|Test|Pull Request|
|---|---|---|---|
|[1585937](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1585937)|dotnet/runtime|[System.Formats.Tar.Manual.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1585937&view=ms.vss-test-web.build-test-results-tab&runId=43763592&resultId=100075)||
|[1585545](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1585545)|dotnet/runtime|[System.Runtime.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1585545&view=ms.vss-test-web.build-test-results-tab&runId=43750010&resultId=100160)||
|[1584026](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1584026)|dotnet/runtime|[System.Xml.Linq.Events.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1584026&view=ms.vss-test-web.build-test-results-tab&runId=43705194&resultId=100197)||
|[1583617](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1583617)|dotnet/runtime|[System.Xml.Linq.Properties.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1583617&view=ms.vss-test-web.build-test-results-tab&runId=43695202&resultId=100199)||
|[1583227](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1583227)|dotnet/runtime|[System.Composition.AttributeModel.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1583227&view=ms.vss-test-web.build-test-results-tab&runId=43684874&resultId=100053)||
|[1582500](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1582500)|dotnet/runtime|[System.Xml.Linq.xNodeBuilder.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1582500&view=ms.vss-test-web.build-test-results-tab&runId=43657946&resultId=100205)||
|[1582095](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1582095)|dotnet/runtime|[System.ServiceModel.Syndication.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1582095&view=ms.vss-test-web.build-test-results-tab&runId=43651118&resultId=100176)||
|[1573274](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1573274)|dotnet/runtime|[System.Linq.Queryable.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1573274&view=ms.vss-test-web.build-test-results-tab&runId=43343688&resultId=201529)||
|[1561753](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1561753)|dotnet/runtime|[System.Net.WebProxy.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1561753&view=ms.vss-test-web.build-test-results-tab&runId=43007102&resultId=202391)||
|[1559993](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1559993)|dotnet/runtime|[System.Text.Encoding.Extensions.Tests.WorkItemExecution](https://dev.azure.com/dnceng-public/public/_build/results?buildId=1559993&view=ms.vss-test-web.build-test-results-tab&runId=42945946&resultId=201605)||
#### Summary
|24-Hour Hit Count|7-Day Hit Count|1-Month Count|
|---|---|---|
|0|0|10|