microsoft-go-innerloop flaky: no space left on `/`

[dagood]

=== RUN   TestSystemCryptoDefault/windows_amd64
=== PAUSE TestSystemCryptoDefault/windows_amd64
=== CONT  TestSystemCryptoDefault/windows_amd64
    systemcrypto_test.go:171: go build failed: exit status 1
        # strings
       [ compile: writing output: write $WORK/b054/_pkg_.a: no space left on device](https://dev.azure.com/dnceng/internal/_git/5b09aaa7-b9fb-4319-9f84-64b0b85fe520?path=WORK%2Fb054%2F_pkg_.a&version=GBmicrosoft%2Fmain&_a=contents&line=1&lineEnd=2&lineStartColumn=1&lineEndColumn=1&lineStyle=plain)
        crypto: mkdir /tmp/cmd-go-test-3173849885/go-build2788255704/b003/: no space left on device
        # syscall
       [ compile: writing output: write $WORK/b074/_pkg_.a: no space left on device](https://dev.azure.com/dnceng/internal/_git/5b09aaa7-b9fb-4319-9f84-64b0b85fe520?path=WORK%2Fb074%2F_pkg_.a&version=GBmicrosoft%2Fmain&_a=contents&line=1&lineEnd=2&lineStartColumn=1&lineEndColumn=1&lineStyle=plain)
--- FAIL: TestSystemCryptoDefault/windows_amd64 (19.92s)

https://dev.azure.com/dnceng/internal/_build/results?buildId=2934822&view=ms.vss-test-web.build-test-results-tab&runId=56629225&resultId=162416&paneView=debug

Failures are widespread on recent innerloop builds on microsoft/main and may share this root cause:

https://dev.azure.com/dnceng/internal/_build?definitionId=1342&_a=summary&branchFilter=150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077%2C150077

Perhaps the VM setup was reconfigured in an unexpected way?

[dagood]

May be related:

https://teams.microsoft.com/l/message/19:afba3d1545dd45d7b79f34c1821f6055@thread.skype/1773346028084?tenantId=72f988bf-86f1-41af-91ab-2d7cd011db47&groupId=4d73664c-9f2f-450d-82a5-c2f02756606d&parentMessageId=1773346028084&teamName=.NET%20Core%20Eng%20Services%20Partners&channelName=First%20Responders&createdTime=1773346028084

These are agents like NetCore1ESPool-Internal 92.