Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/taskflow/stable/pike/build-openstack-sphinx-docs/d8f5ff3/ : RETRY_LIMIT in 3m 16s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/taskflow/stable/pike/openstack-tox-py27/9d5868c/ : SUCCESS in 8m 25s