<table border="1" cellspacing="0" cellpadding="8">

    <tr>

        <th>Issue</th>

        <td>

            <a href=https://github.com/llvm/llvm-project/issues/54321>54321</a>

        </td>

    </tr>

    <tr>

        <th>Summary</th>

        <td>

            `MLIR.Examples/standalone::test.toy` frequently times out in Phabriactor pre-commit testing

        </td>

    </tr>

    <tr>

      <th>Labels</th>

      <td>

            new issue

      </td>

    </tr>

    <tr>

      <th>Assignees</th>

      <td>

      </td>

    </tr>

    <tr>

      <th>Reporter</th>

      <td>

          fhahn

      </td>

    </tr>

</table>

<pre>

    The test seems to regularly exceed the 60s time limit in Phabricator pre-commit testing and significantly contributes to pre-commit tests failing spuriously.

E.g. see https://reviews.llvm.org/harbormaster/unit/view/2896682/

```

Script:

--

: 'RUN: at line 1';   /usr/bin/cmake /var/lib/buildkite-agent/builds/llvm-project/mlir/examples/standalone -G "Ninja" -DCMAKE_CXX_COMPILER=/usr/bin/clang++  -DCMAKE_C_COMPILER=/usr/bin/clang  -DLLVM_ENABLE_LIBCXX=OFF -DMLIR_DIR=/var/lib/buildkite-agent/builds/llvm-project/build/lib/cmake/mlir ; /usr/bin/cmake --build . --target check-standalone | tee /var/lib/buildkite-agent/builds/llvm-project/build/tools/mlir/test/Examples/standalone/Output/test.toy.tmp | /var/lib/buildkite-agent/builds/llvm-project/build/bin/FileCheck /var/lib/buildkite-agent/builds/llvm-project/mlir/test/Examples/standalone/test.toy

--

Exit Code: -9

Timeout: Reached timeout of 60 seconds

Command Output (stdout):

--

-- The CXX compiler identification is Clang 13.0.1

-- The C compiler identification is Clang 13.0.1

-- Detecting CXX compiler ABI info

-- Detecting CXX compiler ABI info - done

-- Check for working CXX compiler: /usr/bin/clang++ - skipped

-- Detecting CXX compile features

-- Detecting CXX compile features - done

-- Detecting C compiler ABI info

-- Detecting C compiler ABI info - done

-- Check for working C compiler: /usr/bin/clang - skipped

-- Detecting C compile features

-- Detecting C compile features - done

-- Performing Test Terminfo_LINKABLE

-- Performing Test Terminfo_LINKABLE - Success

-- Found Terminfo: /usr/lib/x86_64-linux-gnu/libtinfo.so  

-- Found ZLIB: /usr/lib/x86_64-linux-gnu/libz.so (found version "1.2.11") 

-- Found LibXml2: /usr/lib/x86_64-linux-gnu/libxml2.so (found version "2.9.12") 

-- Using MLIRConfig.cmake in: /var/lib/buildkite-agent/builds/llvm-project/build/lib/cmake/mlir

-- Using LLVMConfig.cmake in: /var/lib/buildkite-agent/builds/llvm-project/build/lib/cmake/llvm

-- Linker detection: GNU ld

-- Performing Test LLVM_LIBSTDCXX_MIN

-- Performing Test LLVM_LIBSTDCXX_MIN - Success

-- Performing Test LLVM_LIBSTDCXX_SOFT_ERROR

-- Performing Test LLVM_LIBSTDCXX_SOFT_ERROR - Success

-- Performing Test C_SUPPORTS_FPIC

-- Performing Test C_SUPPORTS_FPIC - Success

-- Performing Test CXX_SUPPORTS_FPIC

-- Performing Test CXX_SUPPORTS_FPIC - Success

-- Building with -fPIC

-- Performing Test SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG

-- Performing Test SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG - Success

-- Performing Test C_SUPPORTS_WERROR_DATE_TIME

-- Performing Test C_SUPPORTS_WERROR_DATE_TIME - Success

-- Performing Test CXX_SUPPORTS_WERROR_DATE_TIME

-- Performing Test CXX_SUPPORTS_WERROR_DATE_TIME - Success

-- Performing Test C_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW

-- Performing Test C_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW - Success

-- Performing Test CXX_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW

-- Performing Test CXX_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW - Success

-- Performing Test CXX_SUPPORTS_MISSING_FIELD_INITIALIZERS_FLAG

-- Performing Test CXX_SUPPORTS_MISSING_FIELD_INITIALIZERS_FLAG - Success

-- Performing Test C_SUPPORTS_IMPLICIT_FALLTHROUGH_FLAG

-- Performing Test C_SUPPORTS_IMPLICIT_FALLTHROUGH_FLAG - Success

-- Performing Test CXX_SUPPORTS_IMPLICIT_FALLTHROUGH_FLAG

-- Performing Test CXX_SUPPORTS_IMPLICIT_FALLTHROUGH_FLAG - Success

-- Performing Test C_SUPPORTS_COVERED_SWITCH_DEFAULT_FLAG

-- Performing Test C_SUPPORTS_COVERED_SWITCH_DEFAULT_FLAG - Success

-- Performing Test CXX_SUPPORTS_COVERED_SWITCH_DEFAULT_FLAG

-- Performing Test CXX_SUPPORTS_COVERED_SWITCH_DEFAULT_FLAG - Success

-- Performing Test CXX_SUPPORTS_CLASS_MEMACCESS_FLAG

-- Performing Test CXX_SUPPORTS_CLASS_MEMACCESS_FLAG - Failed

-- Performing Test CXX_SUPPORTS_NOEXCEPT_TYPE_FLAG

-- Performing Test CXX_SUPPORTS_NOEXCEPT_TYPE_FLAG - Success

-- Performing Test CXX_WONT_WARN_ON_FINAL_NONVIRTUALDTOR

-- Performing Test CXX_WONT_WARN_ON_FINAL_NONVIRTUALDTOR - Success

-- Performing Test CXX_SUPPORTS_SUGGEST_OVERRIDE_FLAG

-- Performing Test CXX_SUPPORTS_SUGGEST_OVERRIDE_FLAG - Success

-- Performing Test CXX_WSUGGEST_OVERRIDE_ALLOWS_ONLY_FINAL

-- Performing Test CXX_WSUGGEST_OVERRIDE_ALLOWS_ONLY_FINAL - Success

-- Performing Test C_WCOMMENT_ALLOWS_LINE_WRAP

-- Performing Test C_WCOMMENT_ALLOWS_LINE_WRAP - Success

-- Performing Test C_SUPPORTS_STRING_CONVERSION_FLAG

-- Performing Test C_SUPPORTS_STRING_CONVERSION_FLAG - Success

-- Performing Test CXX_SUPPORTS_STRING_CONVERSION_FLAG

-- Performing Test CXX_SUPPORTS_STRING_CONVERSION_FLAG - Success

-- Performing Test C_SUPPORTS_MISLEADING_INDENTATION_FLAG

-- Performing Test C_SUPPORTS_MISLEADING_INDENTATION_FLAG - Success

-- Performing Test CXX_SUPPORTS_MISLEADING_INDENTATION_FLAG

-- Performing Test CXX_SUPPORTS_MISLEADING_INDENTATION_FLAG - Success

-- Performing Test LINKER_SUPPORTS_COLOR_DIAGNOSTICS

-- Performing Test LINKER_SUPPORTS_COLOR_DIAGNOSTICS - Failed

-- Performing Test C_SUPPORTS_FNO_FUNCTION_SECTIONS

-- Performing Test C_SUPPORTS_FNO_FUNCTION_SECTIONS - Success

-- Performing Test C_SUPPORTS_FFUNCTION_SECTIONS

-- Performing Test C_SUPPORTS_FFUNCTION_SECTIONS - Success

-- Performing Test CXX_SUPPORTS_FFUNCTION_SECTIONS

-- Performing Test CXX_SUPPORTS_FFUNCTION_SECTIONS - Success

-- Performing Test C_SUPPORTS_FDATA_SECTIONS

-- Performing Test C_SUPPORTS_FDATA_SECTIONS - Success

-- Performing Test CXX_SUPPORTS_FDATA_SECTIONS

-- Performing Test CXX_SUPPORTS_FDATA_SECTIONS - Success

-- Looking for os_signpost_interval_begin

-- Looking for os_signpost_interval_begin - not found

-- Configuring done

-- Generating done

-- Build files have been written to: /var/lib/buildkite-agent/builds/llvm-project/build/tools/mlir/test/Examples/standalone

--

Command Output (stderr):

--