Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/tooz/stable/queens/build-openstack-sphinx-docs/213468e/ : RETRY_LIMIT in 3m 07s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/tooz/stable/queens/openstack-tox-py27/80c4775/ : SUCCESS in 3m 55s