Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e4f20f9b6d634876a756e09a6b8d97b5 : RETRY_LIMIT in 3m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/66f4a096d0804c18957ce848f3e809af : FAILURE in 6m 31s