Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/902f16ebe58840febd3b12d2b2c0c44c : RETRY_LIMIT in 3m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e06f6d1ba04a4021bb593b6271de04ed : FAILURE in 4m 12s