Build failed. https://zuul.opendev.org/t/openstack/buildset/717af09c8e7445d39c5cdbbc1a5151b6 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5bed916f8afb415392aa72e4fa7b5244 : SUCCESS in 2m 55s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3326dd07933a4927b4f5d876d236fb53 : SUCCESS in 3m 35s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/aeb230e3e5ef4205bd8f23c4c594c641 : SUCCESS in 5m 53s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/f6b6317221274068b396c99b1cd31325 : FAILURE in 3m 17s