wForget commented on issue #1553:
URL:
https://github.com/apache/datafusion-comet/issues/1553#issuecomment-2774248625
Reproduce in rust REPL:
```
std::panic::catch_unwind(|| {
unsafe {
let ctx = 0 as *mut String;
let _ = Box::from_raw(ctx);
};
}).expect("test");
```
error msg:
```
thread '<unnamed>' panicked at library/core/src/panicking.rs:218:5:
unsafe precondition(s) violated: NonNull::new_unchecked requires that the
pointer is non-null
stack backtrace:
0: _rust_begin_unwind
1: core::panicking::panic_nounwind_fmt
2: core::panicking::panic_nounwind
3: core::ptr::non_null::NonNull<T>::new_unchecked::precondition_check
4: alloc::boxed::Box<T>::from_raw
5: ctx::run_user_code_4::{{closure}}::{{closure}}
6: std::panicking::try::do_call
7: ___rust_try
8: std::panic::catch_unwind
9: ctx::run_user_code_4::{{closure}}
10: std::panicking::try::do_call
11: ___rust_try
12: std::panic::catch_unwind
13: _run_user_code_4
14: evcxr::runtime::Runtime::run_loop
15: evcxr::runtime::runtime_hook
16: evcxr::main
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose
backtrace.
thread caused non-unwinding panic. aborting.
Subprocess terminated with status: signal: 6 (SIGABRT)
```
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