Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6aa93f0d13d944cc8d71fd0b2adf426e : RETRY_LIMIT in 3m 24s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/305595d03eb347d88d6140a2f88e22e3 : FAILURE in 4m 27s