See <https://builds.apache.org/job/ctakes-trunk-compiletest/971/display/redirect?page=changes>
- Jenkins build became unstable: ctakes-trunk-compile... Apache Jenkins Server
- Jenkins build is still unstable: ctakes-trunk-c... Apache Jenkins Server
- Jenkins build is still unstable: ctakes-tru... Apache Jenkins Server
- Jenkins build is back to stable : ctake... Apache Jenkins Server
