[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/bc... : SUCCESS in 3m 59s - periodic-oslo.utils-python27-newton http://logs.openstack.org/periodic-stable/periodic-oslo.utils-python27-newto... : FAILURE in 8m 17s - periodic-oslo.utils-docs-ocata http://logs.openstack.org/periodic-stable/periodic-oslo.utils-docs-ocata/c37... : SUCCESS in 5m 30s - periodic-oslo.utils-python27-ocata http://logs.openstack.org/periodic-stable/periodic-oslo.utils-python27-ocata... : SUCCESS in 7m 15s