Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/4d4419a204e2420f9edfaed7c08dbed7 : SUCCESS in 9m 23s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/476b840278f84730a088553ae0f9b596 : FAILURE in 4m 52s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/099e30f4fd764d878fdbad146b6c6090 : SUCCESS in 7m 26s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/ae24460624d04fa59f255d75909f5074 : SUCCESS in 12m 01s