{"ast_node_type":"other","tokens":[{"end":83,"kind":"keyword","start":0,"text":"AssertMessage::OverflowNeg(_)"}]}
            AssertMessage::OverflowNeg(_) => Ok("attempt to negate with overflow"),
            }
            AssertMessage::Overflow(BinOp::Shr, _, _) => Ok("attempt to shift right with overflow"),