Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6c88ac847aaa4b4d9dc75a5ca961b73d : RETRY_LIMIT in 4m 05s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/138afe2767ce4ee881fbc47e48d42c78 : FAILURE in 3m 36s