Advice on debugging possible exception or crash

[Dukc]

On Thursday, 6 July 2023 at 06:00:04 UTC, Cecil Ward wrote:
> In my limited experience, exceptions produce an error message 
> though, and I’m not seeing anything. Any advice on how to debug 
> this, silent termination ?

If unsure on cases like this, test. Intentionally throw an 
exception and don't catch it, what happens? Same for any other 
way of termination you're suspecting.