Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b1531d1aa6f04d1d890ed801e6faa9c7 : RETRY_LIMIT in 3m 44s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/506f3263298f4f4aacfd9703a8925a29 : FAILURE in 2m 58s