Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.cache/stable/ocata/build-openstack-sphinx-docs/2af40e0/ : RETRY_LIMIT in 3m 15s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.cache/stable/ocata/openstack-tox-py27/4ea9e45/ : SUCCESS in 3m 48s