Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.utils/stable/ocata/build-openstack-sphinx-docs/0a5ada0/ : RETRY_LIMIT in 4m 51s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.utils/stable/ocata/openstack-tox-py27/18c379c/ : SUCCESS in 4m 36s