Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.log/stable/pike/build-openstack-sphinx-docs/7732348/ : RETRY_LIMIT in 4m 27s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.log/stable/pike/openstack-tox-py27/fcb617a/ : SUCCESS in 3m 54s