error: Undefined Behavior: dereferencing pointer failed: $HEX[noalloc] is a dangling pointer (it has no provenance) --> $DIR/ptr_invalid.rs:LL:CC | LL | let _val = unsafe { *xptr_invalid }; | ^^^^^^^^^^^^^ dereferencing pointer failed: $HEX[noalloc] is a dangling pointer (it has no provenance) | = 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 `main` at $DIR/ptr_invalid.rs:LL:CC note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace error: aborting due to previous error