Build failed. https://zuul.opendev.org/t/openstack/buildset/45c76ad976c84811a822b0c1ffc834a5 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a9c770318d324524a7e32247bd371d75 : SUCCESS in 9m 01s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/669e19e2b63c43059b55114bb458e16a : SUCCESS in 5m 52s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/9afedc9993914f1685d6191810c16af3 : FAILURE in 6m 47s