[Openstack-stable-maint] Stable check of openstack/oslo.utils failed

Build failed. - periodic-oslo.utils-docs-newton http://logs.openstack.org/periodic-stable/periodic-oslo.utils-docs-newton/de... : SUCCESS in 2m 25s - periodic-oslo.utils-python27-newton http://logs.openstack.org/periodic-stable/periodic-oslo.utils-python27-newto... : FAILURE in 3m 08s - periodic-oslo.utils-docs-ocata http://logs.openstack.org/periodic-stable/periodic-oslo.utils-docs-ocata/040... : SUCCESS in 2m 27s - periodic-oslo.utils-python27-ocata http://logs.openstack.org/periodic-stable/periodic-oslo.utils-python27-ocata... : SUCCESS in 3m 09s