Build failed. https://zuul.opendev.org/t/openstack/buildset/24e1cb2dcb624b029a356f8811044714 - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/f6d86cfce49446788f5c3a87a7bd6eb9 : RETRY_LIMIT in 6m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/cb7f9b4bbdd64e1390dabdaf4b7a5929 : FAILURE in 6m 52s