Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/5d13fc8c6af44ac1bb2639c21fe7ee3e : RETRY_LIMIT in 3m 18s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/fa3a5bb0265c44b8bec84fd290612d7a : FAILURE in 3m 40s