Build failed. https://zuul.opendev.org/t/openstack/buildset/8f20f3f4ece143c89da1769210fe4980 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/eca76b3f16684dd88671d95c4c94310f : SUCCESS in 7m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/9764e7392e164652b220ed81f10aa80b : SUCCESS in 6m 27s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/928e8ecc19044f6f9f3781eeb79887f5 : SUCCESS in 7m 10s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a49b70fc3e2641d2a122a6c474da9a7c : FAILURE in 6m 03s