See <https://builds.apache.org/job/karaf-4.2.x/135/display/redirect>
- Jenkins build became unstable: karaf-4.2.x #135 Apache Jenkins Server
- Jenkins build is still unstable: karaf-4.2.x #1... Apache Jenkins Server
- Jenkins build is still unstable: karaf-4.2.... Apache Jenkins Server
- Jenkins build is back to stable : karaf... Apache Jenkins Server
