Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0e3d0af071494278b32e943b5e55ccb2 : RETRY_LIMIT in 6m 16s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/15fc450bc0f34c61873393fc179b66fa : FAILURE in 7m 24s