FailedConsole Output

+ CMAKE_FLAGS+=' -C ../config/tasks/cmake/caches/target-x86_64h-macos.cmake'
+ CMAKE_FLAGS+=' -C ../config/tasks/cmake/caches/opt-O3.cmake'
+ config/tasks/task jenkinsrun config/tasks/test-suite-verify-machineinstrs.sh -a compiler=http://labmaster2.local/artifacts/clang-stage1-RA/clang-d376632-gd43a264a5dd3-t17654-b17654.tar.gz -D 'CMAKE_FLAGS= -C ../config/tasks/cmake/caches/target-x86_64h-macos.cmake -C ../config/tasks/cmake/caches/opt-O3.cmake'
+ export PATH=/Users/buildslave/jenkins/workspace/test-suite-verify-machineinstrs-x86_64h-O3/config/tasks/bin:/usr/local/bin:/usr/local/sbin:/usr/bin:/bin:/usr/sbin:/sbin
+ PATH=/Users/buildslave/jenkins/workspace/test-suite-verify-machineinstrs-x86_64h-O3/config/tasks/bin:/usr/local/bin:/usr/local/sbin:/usr/bin:/bin:/usr/sbin:/sbin
+ build clean
...removing 'lnt'
...removing 'pseudo-checkout-llvm-project'
++ build arg --optional CMAKE_FLAGS
+ CMAKE_FLAGS=' -C ../config/tasks/cmake/caches/target-x86_64h-macos.cmake -C ../config/tasks/cmake/caches/opt-O3.cmake'
+ build get compiler
tar: Error opening archive: Unrecognized archive format
Error while executing: $ cd compiler ; curl -s http://labmaster2.local/artifacts/clang-stage1-RA/clang-d376632-gd43a264a5dd3-t17654-b17654.tar.gz | tar -x
*Build failed!* (return code 1)