panic when trying to asserta/1 a process handle

```prolog ?- use_module(library(process)). true. ?- process_create("true", [], [process(P)]), asserta(process(P)). thread 'main' (115132) panicked at src/machine/loader.rs:1416:115: called `Result::unwrap()` on an `Err` value: () note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace ```