error: Undefined Behavior: dereferencing pointer failed: ALLOC has size 0, so pointer to 1 byte starting at offset 0 is out-of-bounds --> $DIR/deref_fn_ptr.rs:LL:CC | LL | *std::mem::transmute::(f) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ dereferencing pointer failed: ALLOC has size 0, so pointer to 1 byte starting at offset 0 is out-of-bounds | = 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: inside `main` at $DIR/deref_fn_ptr.rs:LL:CC note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace error: aborting due to previous error