Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/643200ab9b0d4366ac1c1a7bd4ef3a06 : FAILURE in 5m 12s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/5fb6a424db424c59bbf6d58bda535bc9 : FAILURE in 4m 20s