Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/tooz/stable/queens/build-openstack-sphinx-docs/31f1904/ : RETRY_LIMIT in 3m 12s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/tooz/stable/queens/openstack-tox-py27/7391f79/ : SUCCESS in 4m 02s