Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/9cff336757994539a9fc58cb3221f470 : RETRY_LIMIT in 6m 35s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/366b8460d9b647aab0e174114f84337a : FAILURE in 4m 17s