Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6410493e59ff4f579aaa1fd3b4b50356 : RETRY_LIMIT in 4m 16s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b9d4133415e1460baedbd5329d04f231 : FAILURE in 8m 36s