Build failed. https://zuul.opendev.org/t/openstack/buildset/6c43c004c64f415682b474c84a1659bc - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/d56273bf21e8481d909b50987e9b1cd0 : RETRY_LIMIT in 4m 13s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/535ecd23cead4b6089ba5ebd8b48ef60 : FAILURE in 3m 37s