Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/x.c b/x.c
|index d19bb3f..c9f2057 100644
|--- a/x.c
|+++ b/x.c
--------------------------
No file to patch.  Skipping...
Hunk #1 ignored at 1618.
Hunk #2 ignored at 1634.
2 out of 2 hunks ignored
done