thread 'main' panicked at $DIR/test-panic-abort-nocapture.rs:33:5: assertion `left == right` failed left: 2 right: 4 note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace thread 'main' panicked at $DIR/test-panic-abort-nocapture.rs:27:5: assertion `left == right` failed left: 2 right: 4 note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace testing321