Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e961222ea12a420fa96732387bff3b0c : RETRY_LIMIT in 4m 04s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/5e9f8383f0584639a31206a85c93b93c : FAILURE in 3m 21s