{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":".unwrap_or_else(|_|"}]}
                    .unwrap_or_else(|_| span_bug!(span, "instantiating {:?} failed?", ty));
                    .probe_instantiate_query_response(span, &orig_values, ty)
                let ty = self.resolve_vars_if_possible(ty.value);