See <https://builds.apache.org/job/Tez-Build-branch-0.8/59/changes>
- Build failed in Jenkins: Tez-Build-branch-0.8 #56 Apache Jenkins Server
- Build failed in Jenkins: Tez-Build-branch-0.8 #... Apache Jenkins Server
- Build failed in Jenkins: Tez-Build-branch-0... Apache Jenkins Server
- Jenkins build is back to normal : Tez-B... Apache Jenkins Server
