I saw a very similar failure https://bugs.launchpad.net/nova/+bug/1706563 but there a different test gets stuck:
nova.tests.unit.test_rpc.TestRPC.test_cleanup_notifier_null [] ... inprogress
I saw a very similar failure https:/ /bugs.launchpad .net/nova/ +bug/1706563 but there a different test gets stuck:
nova.tests. unit.test_ rpc.TestRPC. test_cleanup_ notifier_ null [] ... inprogress