Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.cache/stable/pike/build-openstack-sphinx-docs/fac39bd/ : RETRY_LIMIT in 4m 26s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.cache/stable/pike/openstack-tox-py27/65757c3/ : SUCCESS in 3m 50s