Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.serialization/stable/stein/build-openstack-sphinx-docs/5772f7a/ : RETRY_LIMIT in 2m 22s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.serialization/stable/stein/openstack-tox-py27/fa0b3d9/ : SUCCESS in 4m 44s