As I understand this was recent stabilized in rust and is now the default behaviour. https://blog.rust-lang.org/2024/09/05/Rust-1.81.0.html#abort-on-uncaught-p

As I understand this was recent stabilized in rust and is now the default behaviour. https://blog.rust-lang.org/2024/09/05/Rust-1.81.0.html#abort-on-uncaught-panics-in-extern-c-functions https://blog.rust-lang.org/2024/09/05/Rust-1.81.0.html#abort... You have to explicitly opt into unwinding like this now otherwise the program will abort.