Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5df845b95bb0406583b4758399fc7315 : SUCCESS in 4m 48s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ee601ade16064b339deef63718e457fa : FAILURE in 4m 28s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/3c694d1950c54c9e83f94c79d09c4a5e : SUCCESS in 5m 41s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/d747fb9787d340b7be90c227d1905c62 : SUCCESS in 4m 32s