{"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"self.infcx.replace_free_regions_with_nll_infer_vars(FR,"}]}
                        self.infcx.replace_free_regions_with_nll_infer_vars(FR, identity_args);
                    let args =
                    DefiningTy::Const(self.mir_def.to_def_id(), args)