Error on execution

[marvic2409]

When running t3v test I get the following error:
```thread '' panicked at 'called Result::unwrap() on an `Err` value: InvalidPtx', src/main.rs:130:65
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
thread 'thread 'main' panicked at '' panicked at 'called `Result::unwrap()` on an `Err` value: RecvErrorcalled `Result::unwrap()` on an `Err` value: RecvError', ', src/main.rssrc/main.rs::273296::4032