diff --git a/releasenotes/source/index.rst b/releasenotes/source/index.rst
index 2c22408..0ec0e94 100644
--- a/releasenotes/source/index.rst
+++ b/releasenotes/source/index.rst
@@ -5,10 +5,10 @@
  .. toctree::
     :maxdepth: 1
 
+    unreleased
     v12.0.0
     v11.0.0
     v10.0.0
-    unreleased
 
 Indices and tables
 ==================
diff --git a/tempest/cmd/run.py b/tempest/cmd/run.py
index fef836c..236953c 100644
--- a/tempest/cmd/run.py
+++ b/tempest/cmd/run.py
@@ -264,8 +264,8 @@
 
             run_thread = threading.Thread(target=run_argv_thread)
             run_thread.start()
-            returncodes['subunit-trace'] = subunit_trace.trace(subunit_r,
-                                                               sys.stdout)
+            returncodes['subunit-trace'] = subunit_trace.trace(
+                subunit_r, sys.stdout, post_fails=True, print_failures=True)
             run_thread.join()
             subunit_r.close()
             # python version of pipefail
diff --git a/tempest/scenario/test_minimum_basic.py b/tempest/scenario/test_minimum_basic.py
index 34a65cb..3ac6759 100644
--- a/tempest/scenario/test_minimum_basic.py
+++ b/tempest/scenario/test_minimum_basic.py
@@ -149,10 +149,18 @@
 
         # delete the floating IP, this should refresh the server addresses
         self.compute_floating_ips_client.delete_floating_ip(floating_ip['id'])
-        server = self.servers_client.show_server(server['id'])['server']
-        address = self._get_floating_ip_in_server_addresses(
-            floating_ip, server)
-        self.assertIsNone(
-            address,
-            "Floating IP '%s' should not be in server addresses: %s" %
-            (floating_ip['ip'], server['addresses']))
+
+        def is_floating_ip_detached_from_server():
+            server_info = self.servers_client.show_server(
+                server['id'])['server']
+            address = self._get_floating_ip_in_server_addresses(
+                floating_ip, server_info)
+            return (not address)
+
+        if not test_utils.call_until_true(
+            is_floating_ip_detached_from_server,
+            CONF.compute.build_timeout,
+            CONF.compute.build_interval):
+            msg = ("Floating IP '%s' should not be in server addresses: %s" %
+                   (floating_ip['ip'], server['addresses']))
+            raise exceptions.TimeoutException(msg)