Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/597077e4710140a79c6fc2d250a9caaa : RETRY_LIMIT in 4m 02s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b7f3eeed7e0447c0b28cfa9d65b8e594 : FAILURE in 3m 35s