{"ast_node_type":"variable","tokens":[{"end":69,"kind":"keyword","start":0,"text":"let"}]}
                        let resolved = tcx.normalize_erasing_regions(
                            ty::AliasTy::new_from_args(tcx, assoc_ty.def_id, super_trait_ref.args);
                            ty::TypingEnv::fully_monomorphized(),