Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6f7e38e589474888987873a91097f77d : RETRY_LIMIT in 3m 50s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c52d60c1d5ed495f8e9a41ab24cc7601 : FAILURE in 4m 22s