src/test/ui/proc-macro/load-panic-backtrace.stderr

   1 at 'panic-derive', $DIR/auxiliary/test-macros.rs:43:5
   2 error: proc-macro derive panicked
   3   --> $DIR/load-panic-backtrace.rs:11:10
   4    |
   5 LL | #[derive(Panic)]
   6    |          ^^^^^
   7    |
   8    = help: message: panic-derive
   9
  10 error: aborting due to previous error
  11