Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/c4d560b7724d4acd9c15a269df84aaa1 : FAILURE in 5m 53s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/beaa2527554443c185b12ec34146ebe1 : SUCCESS in 4m 48s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/86dbd500940f4746aa0a4eaf9fdfcf35 : SUCCESS in 4m 55s