Build failed. - openstack-tox-docs http://logs.openstack.org/periodic-stable/opendev.org/openstack/ceilometer-powervm/stable/stein/openstack-tox-docs/0435b7c/html/ : SUCCESS in 6m 42s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/opendev.org/openstack/ceilometer-powervm/stable/stein/openstack-tox-py27/acaac06/ : FAILURE in 4m 47s