Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e0f89dcde5a242ad8ee830bc9aafe79b : RETRY_LIMIT in 2m 48s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/616377e296f8465e8b6a3105dcaf3f8a : FAILURE in 4m 16s