Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/600f776a39d34679808cf85a0bf0821b : RETRY_LIMIT in 4m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6055e16b700b4673a521c160fb0bf7fa : FAILURE in 4m 38s