Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/56106bd54b9a45b9bd7f6e2712d86233 : SUCCESS in 4m 45s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/340f5f1e0524431d8cc57076db7ede10 : FAILURE in 6m 33s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/9353e38d94aa42e1a5385a63488343f2 : SUCCESS in 5m 57s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1031e443c356444a8f3798fcd7c16215 : SUCCESS in 6m 30s