{"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"//"}]}
                        // `ReEarlyParam`/`ReBound` into def ids.
                        // We need to turn all `ty::Param`/`ConstKind::Param` and
                        captured.insert(extract_def_id_from_arg(self.tcx, generics, arg));