Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/cb03ad4b407d4ea6b5f290ff0a1b117f : RETRY_LIMIT in 3m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/49325dc97bbf45708becfefea0ddb193 : FAILURE in 4m 08s