Add reproducible unprivileged Linux build and mount checks

src/lib.rs

@@ -131,7 +131,7 @@ impl FromStr for SortColumn {
             "size" | "s" | "disk" | "d" => Ok(SortColumn::Disk),
             "apparent" | "a" => Ok(SortColumn::Apparent),
             "blocks" | "b" => Ok(SortColumn::Blocks),
-            _ => Err(format!("Unknown column: {}", s)),
+            _ => Err(format!("Unknown column: {s}")),
         }
     }
 }
@@ -148,7 +148,7 @@ impl FromStr for SortDirection {
         match s.to_lowercase().as_str() {
             "asc" | "a" => Ok(SortDirection::Asc),
             "dsc" | "d" | "desc" => Ok(SortDirection::Dsc),
-            _ => Err(format!("Unknown direction: {}", s)),
+            _ => Err(format!("Unknown direction: {s}")),
         }
     }
 }
@@ -182,7 +182,7 @@ pub fn run(args: Args, mut writer: &mut dyn Write) -> bool {
         match Byte::parse_str(size_str, true) {
             Ok(byte) => byte.as_u64(),
             Err(e) => {
-                eprintln!("Error parsing size '{}': {}", size_str, e);
+                eprintln!("Error parsing size '{size_str}': {e}");
                 std::process::exit(1);
             }
         }
@@ -478,7 +478,7 @@ fn print_text(
             }
         }
 
-        writeln!(writer, "{}", summary).ok();
+        writeln!(writer, "{summary}").ok();
     } else {
         writeln!(writer, "Total size: {}", "Access Denied".bold().red()).ok();
     }
@@ -649,7 +649,7 @@ fn print_text(
             table.add_row(row);
         }
     }
-    writeln!(writer, "{}", table).ok();
+    writeln!(writer, "{table}").ok();
 }
 
 fn print_csv(writer: &mut dyn Write, children: &[&Node], args: &Args) {