Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/3a8c53d080254234becfa443ff4eed83 : RETRY_LIMIT in 4m 08s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/7a0e828a18f24021a1454badc8f47b7f : FAILURE in 3m 38s