cat-self.log ( failed)

test link: tests/cat/cat-self.sh
FAIL: tests/cat/cat-self
========================

cat: out: input file is output file
cat: fxy2: input file is output file
--- fxy	2025-02-28 06:35:46.515463362 +0000
+++ fxy2	2025-02-28 06:35:46.526463519 +0000
@@ -1,2 +1 @@
-x
 y
cat: fx3: input file is output file
cat: fx4: input file is output file
cat: fx5: input file is output file
cat: -: input file is output file
FAIL tests/cat/cat-self.sh (exit status: 1)