Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/30fe5d3695554779b9be46d55cb014df : RETRY_LIMIT in 3m 11s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a6c149732a5f4f2995d715e5b642a57a : FAILURE in 4m 20s