diff --git a/tests/test-extdiff.out b/tests/test-extdiff.out
--- a/tests/test-extdiff.out
+++ b/tests/test-extdiff.out
@@ -1,9 +1,5 @@
 adding a
-making snapshot of 0 files from rev 000000000000
-making snapshot of 1 files from working dir
 Only in a: a
-making snapshot of 0 files from rev 000000000000
-making snapshot of 1 files from working dir
 diffing a.000000000000 a
 hg falabala [OPTION]... [FILE]...
 
@@ -26,14 +22,10 @@ options:
  -X --exclude  exclude names matching the given patterns
 
 use "hg -v help falabala" to show global options
-making snapshot of 1 files from rev e27a2475d60a
-making snapshot of 1 files from rev 5e49ec8d3f05
 diffing a.e27a2475d60a a.5e49ec8d3f05
 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
 1 files updated, 0 files merged, 1 files removed, 0 files unresolved
 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
 (branch merge, don't forget to commit)
-making snapshot of 1 files from rev 5e49ec8d3f05
-making snapshot of 1 files from working dir
 diffing a.5e49ec8d3f05 a
 diff-like tools yield a non-zero exit code