Build failed. https://zuul.opendev.org/t/openstack/buildset/a8f5f8af33bc40c782f6cf3707ef5b23 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/6b529fdac4e54e708330cb1c8587ec11 : SUCCESS in 3m 00s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d5088d8537114323a01fab28d5c765b7 : SUCCESS in 2m 56s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/72eff2074c174fc19f0d6869668ec395 : SUCCESS in 3m 03s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/b3ebae26d62346d18146a6a3cac50b5e : FAILURE in 2m 49s