untracked-cache: be defensive about missing NULs in index

diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh
index 609fbfdc317137e420fab48e394f0095b0a1df69..65dfbc033a027df1a590cbfaf75ae47f4ed9c547 100755 (executable)
--- a/t/t3701-add-interactive.sh
+++ b/t/t3701-add-interactive.sh
@@ -540,7 +540,7 @@ test_expect_success 'add -p does not expand argument lists' '
        # update it, but we want to be sure that our "." pathspec
        # was not expanded into the argument list of any command.
        # So look only for "not-changed".
-       ! grep not-changed trace.out
+       ! grep -E "^trace: (built-in|exec|run_command): .*not-changed" trace.out
 '
 
 test_expect_success 'hunk-editing handles custom comment char' '