| error: Undefined Behavior: pointer not dereferenceable: pointer must be dereferenceable for 4 bytes, but got 0x4[noalloc] which is a dangling pointer (it has no provenance) |
| --> RUSTLIB/alloc/src/boxed.rs:LL:CC |
| | |
| LL | Box(unsafe { Unique::new_unchecked(raw) }, alloc) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Undefined Behavior occurred here |
| | |
| = help: this indicates a bug in the program: it performed an invalid operation, and caused Undefined Behavior |
| = help: see https://doc.rust-lang.org/nightly/reference/behavior-considered-undefined.html for further information |
| = note: BACKTRACE: |
| = note: inside `std::boxed::Box::<i32>::from_raw_in` at RUSTLIB/alloc/src/boxed.rs:LL:CC |
| = note: inside `std::boxed::Box::<i32>::from_raw` at RUSTLIB/alloc/src/boxed.rs:LL:CC |
| note: inside `main` |
| --> tests/fail/both_borrows/issue-miri-1050-2.rs:LL:CC |
| | |
| LL | drop(Box::from_raw(ptr.as_ptr())); |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| |
| note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace |
| |
| error: aborting due to 1 previous error |
| |
