Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
+ echo 'Patch #2 (lto_optimization.patch):'
+ /usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0
/usr/bin/patch: **** Only garbage was found in the patch input.
The patching failed while trying to apply Patch2.