https://ci.swift.org/job/swift-corelibs-foundation-PR-Linux のログとか見てみるといいのかなと思って、

9:43 AM

Building tests for foundation /usr/bin/cmake --build /home/buildnode/jenkins/workspace/swift-corelibs-foundation-PR-Linux@2/buildbot_linux/foundation-linux-x86_64 -- -j16 TestFoundation

とか

9:46 AM

Running tests for foundation /usr/bin/cmake --build /home/buildnode/jenkins/workspace/swift-corelibs-foundation-PR-Linux@2/buildbot_linux/foundation-linux-x86_64 -- -j16 test

とか？