thread 'main' panicked at 'explicit panic', $DIR/exported_symbol_good_unwind.rs:11:5
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
thread 'main' panicked at 'explicit panic', $DIR/exported_symbol_good_unwind.rs:16:5
thread 'main' panicked at 'explicit panic', $DIR/exported_symbol_good_unwind.rs:22:5