See https://builds.apache.org/job/maven-wip/job/maven/job/MNG-6069/2/
- maven-wip/maven/MNG-6069 - build #1 - null Apache Jenkins Server
- maven-wip/maven/MNG-6069 - build #2 - null Apache Jenkins Server
- maven-wip/maven/MNG-6069 - build #3 - UNSTA... Apache Jenkins Server
