{"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":"Div"}]}
                    Div if r == 0 => throw_ub!(DivisionByZero),
                    Mul | MulUnchecked | MulWithOverflow => u128::overflowing_mul,
                    Rem if r == 0 => throw_ub!(RemainderByZero),