Cleanup.

src/main.rs

@@ -24,7 +24,7 @@ fn main() -> anyhow::Result<()> {
         OpenOptions::new()
             .read(true)
             .open(&input_path)
-            .with_context(move || format!("Failed to open input file: {}", input_path.display()))?
+            .with_context(|| format!("Failed to open input file: {}", input_path.display()))?
     };
 
     let output: File = {