Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/1606020737d44009926bd421a3e54d91 : SUCCESS in 4m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/fac8906e17f04cda9e93950f7c879485 : FAILURE in 3m 47s