Build failed. https://zuul.opendev.org/t/openstack/buildset/d96b9722eb4b4f94b964ab997fc7da65 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/3179169e161746959f1061c169d368f4 : SUCCESS in 4m 39s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a23e29d64d2348f195f6fed151b007ef : SUCCESS in 5m 26s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/df93c600e43e49c8afd5f866acda77b1 : SUCCESS in 4m 37s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/80d51b443d1a4049ad994bc0597d088d : FAILURE in 4m 04s