{"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"tcx.fn_abi_of_instance(self.typing_env().as_query_input((instance,"}]}
            tcx.fn_abi_of_instance(self.typing_env().as_query_input((instance, extra_args)))
        MaybeResult::from(
                .map_err(|err| {