Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0b151f211598482297abc273f6ef1b4e : RETRY_LIMIT in 4m 16s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/46a62210ea8c45f58cde04a030187c83 : FAILURE in 2m 46s