Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/0ebf8dbf409b41a19ec45b495f7263b1 : FAILURE in 8m 38s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/e3800c765355447ba8765b7c48f43e21 : SUCCESS in 8m 16s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/94221c7dd1954bd5a2de8e421d2c4b56 : SUCCESS in 10m 52s