Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/103a11947c904529a8db893499f3d366 : SUCCESS in 6m 45s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/425b2314edbb4ac69a99ded8243fc59f : SUCCESS in 12m 58s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/94db3143080a4387971f8860e8d8f385 : SUCCESS in 9m 43s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1d077864eb9b454aacac76bb949471d8 : FAILURE in 5m 24s