diff --git a/e2e-tests/runner.sh b/e2e-tests/runner.sh
index 80e251e..75e1a55 100755
--- a/e2e-tests/runner.sh
+++ b/e2e-tests/runner.sh
@@ -7,6 +7,15 @@ for TEST in ./tests/* ; do
     echo "success"
   else
     echo "failure"
-    exit 1 
+
+    # post mortem
+    echo "ls -l /var/mail"
+    ls -l /var/mail
+    echo "mailq"
+    mailq
+    echo "host example.com"
+    host example.com
+
+    exit 1
   fi
 done