Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/d35b81f657c74ae3b354d7b0c8bf224f : RETRY_LIMIT in 4m 09s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/eb2d0d273e0f4c66b214a194709c7e82 : FAILURE in 4m 41s