Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/st.c b/st.c
|index 392f12d..52deb92 100644
|--- a/st.c
|+++ b/st.c
--------------------------
Patching file st.c using Plan A...
Hunk #1 succeeded at 248.
Hunk #2 succeeded at 1114.
Hunk #3 succeeded at 2993.
Hunk #4 succeeded at 3082.
Hunk #5 succeeded at 3550.
Hunk #6 succeeded at 3645.
done