Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/7611f027fdb94017a99c3b06644de6f4 : SUCCESS in 7m 55s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1dc5b37125524f8fbdcdd39605d77156 : SUCCESS in 7m 29s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/2c3aa820c91443ce8b927bd9525cbc51 : FAILURE in 9m 27s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/c9bfed1b01e5460399afb32be11270f0 : SUCCESS in 8m 18s