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