note: trace_macro
  --> $DIR/trace-macro.rs:5:5
   |
LL |     println!("Hello, World!");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: expanding `println! { "Hello, World!" }`
   = note: to `{ $crate :: io :: _print($crate :: format_args_nl ! ("Hello, World!")) ; }`

