<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/81290>81290</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [libc] spurious timeouts for riscv64 post-submit bot
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            libc
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          nickdesaulniers
      </td>
    </tr>
</table>

<pre>
    example:
```
[408/573] Running unit test libc.test.src.math.smoke.nan_test.__unit__
FAILED: projects/libc/test/src/math/smoke/CMakeFiles/libc.test.src.math.smoke.nan_test.__unit__ /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/test/src/math/smoke/CMakeFiles/libc.test.src.math.smoke.nan_test.__unit__ 
cd /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/test/src/math/smoke && /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/test/src/math/smoke/libc.test.src.math.smoke.nan_test.__unit__.__build__
[ RUN      ] LlvmLibcNanTest.NCharSeq
[       OK ] LlvmLibcNanTest.NCharSeq (took 9 us)
[ RUN      ] LlvmLibcNanTest.RandomString
[       OK ] LlvmLibcNanTest.RandomString (took 3 us)
[ RUN      ] LlvmLibcNanTest.InvalidInput
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/test/src/math/smoke/nan_test.cpp:47: FAILURE
Process timed out after 500 milliseconds.
[  FAILED  ] LlvmLibcNanTest.InvalidInput
Ran 3 tests.  PASS: 2  FAIL: 1
```
So it seems like perhaps `LlvmLibcNanTest.InvalidInput` is timing out on this target.
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJzMVV2PqzYQ_TXmZRRkDITwwEP25iKtut1eJb3PyMAE3Bib-iNt_31lyN2u1NUqK1XVIh481syc8ZzRGW6tGBRiRfIHkh8i7t2oTaVEd-nRci-VQGOjVvd_Vfgnn2aJJN0TeiB0T7b09q9m_pDRHWF1XqQkP8DRKyXUAF4JBw6tAynaLg6n2JounrgbYzvpC8aKq2a5b5rg3TRrxnr_-PT1QNI9zEb_hp2zhNUhCWF1cCestiYYIVUwQjLC6i8_8wvWQuIP__tAgbB61BPegpo_tLmguVkbI2x33WabHlvB1du3m7OXsvVC9pu-HQirlzNh9f9U_9K1rv8cDwHCtoRtP0cxH2pk3DQLxI85JPkDHL8_w_KF0X6S1-lJtN0zV7-GwOcvIzcn_P0f9_X75ad33YGwndP6AiV4S1h5J9qRq15PJ2eEGu5EfB3ygpp-CPVRXbkU_aOavbuF_OfESnmdNjdW7yP1hbtunkm6z4qgFkE3vh-_rlV-M7pDa8GJCXvQ3gE_OzSQUwqTkFJY7LTqbfyqlavw3NuHI1eQLgpnY4Bv-9MpFMHWNOGYvKmXJw3CgUWcLEhxQZjRjHy2QLb0XdAtBbG8J5AZHqQVuDFccTOgi6O-SvsyLXmEVVLQIqdpnmTRWNGeM8wLPKe7LmmThCKj6bboyozmJW1pJCpGWUYZLZNdmmRlXGCZUH7GpOB927GEZBQnLmQcmIq1GSJhrcdql7CSRpK3KO2yShhbyWNhqZhqIbb1gyUZlSI06iWBE04u62cJyA9gZ2-E9itj2jsLZ23gNjkwa-s21reTcNBqF3kjq9G52Ya1xGrC6kG40bdxp6fbRP17sJaig2wsdf8dAAD__3N5R4A">