See <https://builds.apache.org/job/Tez-Build/972/changes>
- Build failed in Jenkins: Tez-Build #967 Apache Jenkins Server
- Build failed in Jenkins: Tez-Build #968 Apache Jenkins Server
- Build failed in Jenkins: Tez-Build #969 Apache Jenkins Server
- Build failed in Jenkins: Tez-Build #970 Apache Jenkins Server
- Build failed in Jenkins: Tez-Build ... Apache Jenkins Server
- Jenkins build is back to norma... Apache Jenkins Server
