Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/8cc46ef65b4448d88a5801822644c96a : SUCCESS in 3m 47s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2b3eb336b509477b9980d9a2bc6742e4 : FAILURE in 2m 48s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d1ea31e8d7a24efebef108fd7b08a850 : SUCCESS in 5m 11s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a20600c902074ca29faa0423f9dce45d : SUCCESS in 3m 45s