See <https://builds.apache.org/job/beam_PostRelease_NightlySnapshot/229/display/redirect?page=changes>
- Build failed in Jenkins: beam_PostRelease_NightlySna... Apache Jenkins Server
- Build failed in Jenkins: beam_PostRelease_Night... Apache Jenkins Server
- Build failed in Jenkins: beam_PostRelease_N... Apache Jenkins Server
- Build failed in Jenkins: beam_PostRelea... Apache Jenkins Server
- Jenkins build is back to normal : b... Apache Jenkins Server