Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.cache/stable/pike/build-openstack-sphinx-docs/0487ee9/ : RETRY_LIMIT in 3m 02s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.cache/stable/pike/openstack-tox-py27/8878a79/ : SUCCESS in 5m 59s