diff --git a/tests/test-remotefilelog-clone.t b/tests/test-remotefilelog-clone.t
--- a/tests/test-remotefilelog-clone.t
+++ b/tests/test-remotefilelog-clone.t
@@ -76,11 +76,14 @@
 
 # full clone from shallow
 
-  $ hg clone --noupdate ssh://user@dummy/shallow full
+  $ export TEMP_OUTPUT_FILE=full-clone-from-shallow.stdout.tmp
+  $ hg clone --noupdate ssh://user@dummy/shallow full 2>$TEMP_OUTPUT_FILE
   streaming all changes
   remote: abort: Cannot clone from a shallow repo to a full repo.
+  [255]
+  $ cat $TEMP_OUTPUT_FILE
   abort: unexpected response from remote server: empty string
-  [255]
+  $ rm $TEMP_OUTPUT_FILE
 
 # getbundle full clone