Regression

Test Clang 7.0.1 / LLDB.Process.TestEnvironment.test (from LLDB)

Failing for the past 1 build (Since Unstable#270 )
Took 10 min.

Stacktrace

Script:
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: 'RUN: at line 5';   /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/bin/clang --driver-mode=g++ -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk -fmodules-cache-path=/Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/tools/lldb/lldb-test-build.noindex/module-cache-clang -std=c++11 /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/llvm-project/lldb/lit/Process/Inputs/env.cpp -o /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/tools/lldb/lit/Process/Output/TestEnvironment.test.tmp
: 'RUN: at line 6';   /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/bin/lldb --no-lldbinit -S /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/tools/lldb/lit/lit-lldb-init /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/tools/lldb/lit/Process/Output/TestEnvironment.test.tmp -o 'process launch --environment FOO="BAR"' | /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/bin/FileCheck /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/llvm-project/lldb/lit/Process/TestEnvironment.test
: 'RUN: at line 7';   /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/bin/lldb --no-lldbinit -S /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/tools/lldb/lit/lit-lldb-init /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/tools/lldb/lit/Process/Output/TestEnvironment.test.tmp -o 'env FOO="BAR"' -o 'process launch' | /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/bin/FileCheck /Users/buildslave/jenkins/workspace/lldb-cmake-matrix/llvm-project/lldb/lit/Process/TestEnvironment.test
--
Exit Code: -9
Timeout: Reached timeout of 600 seconds

Command Output (stderr):
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clang-10: warning: argument unused during compilation: '-fmodules-cache-path=/Users/buildslave/jenkins/workspace/lldb-cmake-matrix/lldb-build/tools/lldb/lldb-test-build.noindex/module-cache-clang' [-Wunused-command-line-argument]

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