{"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"tcx.collect_constrained_late_bound_regions(inputs.map_bound(|i|"}]}
                tcx.collect_constrained_late_bound_regions(inputs.map_bound(|i| i.to_owned()));
            let late_bound_in_args =
            let output = fn_ptr_ty.output();