Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/69191db163264d47a9410b54ab139f4e : SUCCESS in 6m 54s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6ca561369b914980b80101a76fa6aa85 : SUCCESS in 10m 10s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/5c100bba8be24d3a90fb1173551c7982 : FAILURE in 7m 38s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/14e0373af59c4dc9811e66f97a36c490 : FAILURE in 6m 23s