See <https://builds.apache.org/job/Mesos-Buildbot/BUILDTOOL=cmake,COMPILER=gcc,CONFIGURATION=--verbose%20--enable-libevent%20--enable-ssl,ENVIRONMENT=GLOG_v=1%20MESOS_VERBOSE=1,OS=centos%3A7,label_exp=(ubuntu)&&(!ubuntu-us1)&&(!ubuntu-eu2)/4105/display/redirect?page=changes>