Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0532d51f01d142b2bdfbf0e318816d3e : RETRY_LIMIT in 4m 39s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b2f82417f26f420d8046e8b836c17b71 : FAILURE in 3m 44s