[CORD-2259]
Xenial (16.04) compat

Change-Id: I1cc9fd7b259f3101aaf46047dc1355257fd583a3
diff --git a/Makefile b/Makefile
index 55e00b3..798961f 100644
--- a/Makefile
+++ b/Makefile
@@ -148,7 +148,7 @@
 	$(ANSIBLE_PB) $(PI)/bootstrap-dev-env.yml $(LOGCMD)
 
 vagrant-destroy:
-	$(VAGRANT) destroy -f $(LOGCMD)
+	$(VAGRANT) destroy -f $(LOGCMD) || true
 	rm -f $(M)/vagrant-up $(M)/vagrant-ssh-install $(VAGRANT_SSH_CONF)
 
 virsh-domain-destroy: