solve Clippy warnings

src/main.rs

@@ -262,7 +262,7 @@ fn main() -> anyhow::Result<()> {
                     ),
                     Err(e) => error!(
                         "{:?}",
-                        e.context(format!("Failed to clean {:?}", project_path))
+                        e.context(format!("Failed to clean {project_path:?}"))
                     ),
                 };
             }

src/util.rs

@@ -4,11 +4,11 @@ pub fn format_bytes(bytes: u64) -> String {
     let mut bytes = bytes as f64;
     for prefix in prefixes.iter() {
         if bytes < 1024. {
-            return format!("{:.2} {}", bytes, prefix);
+            return format!("{bytes:.2} {prefix}");
         }
         bytes /= 1024.;
     }
-    format!("{} TiB", bytes)
+    format!("{bytes} TiB")
 }
 
 #[cfg(test)]

tests/integration.rs

@@ -123,10 +123,7 @@ fn count_cleaned(target: &TempDir, args: &[&str], old_size: u64) -> Result<u64>
     let one_percent = old_size as f64 * 0.01;
     assert!(
         diff <= one_percent as u64,
-        "new_size={}, old_size={}, cleaned={}, diff={diff}, 1%={one_percent}",
-        new_size,
-        old_size,
-        cleaned
+        "new_size={new_size}, old_size={old_size}, cleaned={cleaned}, diff={diff}, 1%={one_percent}"
     );
 
     Ok(cleaned)