{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"TypeError::ArgumentMutability(i)"}]}
        TypeError::ArgumentMutability(i) | TypeError::ArgumentSorts(ExpectedFound { .. }, i) => {
    match terr {
            (impl_args.nth(i).unwrap(), trait_args.and_then(|mut args| args.nth(i)))