Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/mox3/stable/pike/build-openstack-sphinx-docs/3598f57/ : RETRY_LIMIT in 2m 51s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/mox3/stable/pike/openstack-tox-py27/53c1529/ : SUCCESS in 4m 28s