Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/41423ebad99e47aebefe0847951ad98f : RETRY_LIMIT in 6m 48s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c4c34db4a74f44db90cb4daff5d23596 : FAILURE in 4m 54s