diff --git a/tests/run-tests.py b/tests/run-tests.py
--- a/tests/run-tests.py
+++ b/tests/run-tests.py
@@ -301,6 +301,7 @@
             while time.time() - start < timeout and p.returncode is None:
                 time.sleep(0.1)
             p.timeout = True
+            vlog('# Timout reached for process %d' % p.pid)
             if p.returncode is None:
                 terminate(p)