Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/96d652a0bb7b4e6898461a39205faedc : RETRY_LIMIT in 4m 51s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/9b5a2638689d4b29a9440ef8849219d4 : FAILURE in 3m 28s