See <https://builds.apache.org/job/sling-trunk-1.6/2685/changes>
- Jenkins build became unstable: sling-trunk-1.6 #268... Apache Jenkins Server
- Jenkins build is still unstable: sling-trunk-1.... Apache Jenkins Server
- Jenkins build is still unstable: sling-trun... Apache Jenkins Server
- Build failed in Jenkins: sling-trunk-1.... Apache Jenkins Server
- Jenkins build is back to normal : s... Apache Jenkins Server