Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a854796a360641b889d1a63515228898 : SUCCESS in 6m 28s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/03d57830727e431882b9b8df25e1467e : SUCCESS in 11m 37s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/59ce7523b9bc47ed859ec009c4246fb8 : SUCCESS in 9m 28s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/567203c04554489a9100bc1d20b8d381 : FAILURE in 7m 19s