Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/opendev.org/openstack/taskflow/stable/queens/build-openstack-sphinx-docs/01dfa87/html/ : SUCCESS in 5m 35s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/opendev.org/openstack/taskflow/stable/queens/openstack-tox-py27/0861388/ : FAILURE in 15m 12s