Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b41d4c0af8984678b5ef7f79ec6d05ab : RETRY_LIMIT in 4m 06s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/01c955da842748348ea8582f176b54e3 : SUCCESS in 4m 37s