Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/c41ff5465ec44909a8f662b9904d348d : RETRY_LIMIT in 3m 59s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1a15156bf7c246148cee03c0a398c359 : FAILURE in 4m 37s