{"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"formal_and_expected_inputs[mismatch_idx.to_expected_idx()..].iter(),"}]}
                    formal_and_expected_inputs[mismatch_idx.to_expected_idx()..].iter(),
                for ((_, expected_ty), provided_ty) in std::iter::zip(
                    [provided_as_tuple]