error: Undefined Behavior: exact_div: -19_i8 cannot be divided by 2_i8 without remainder --> $DIR/exact_div3.rs:LL:CC | LL | unsafe { std::intrinsics::exact_div(-19i8, 2) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ exact_div: -19_i8 cannot be divided by 2_i8 without remainder | = 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/exact_div3.rs:LL:CC note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace error: aborting due to previous error