fix: only use tempfile if necessary (#436)

succinctlabs · Mar 25, 2024 · f668224 · f668224
1 parent 5fa44d6
commit f668224
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/core/src/stark/prover.rs b/core/src/stark/prover.rs
@@ -488,10 +488,10 @@ where
                                     start.elapsed().as_secs_f64()
                                 );
                                 let commitment = data.main_commit.clone();
-                                let file = tempfile::tempfile().unwrap();
                                 let data = if reconstruct_commitments {
                                     ShardMainDataWrapper::Empty()
                                 } else if num_shards > save_disk_threshold {
+                                    let file = tempfile::tempfile().unwrap();
                                     tracing::info_span!("saving trace to disk").in_scope(|| {
                                         data.save(file).expect("failed to save shard main data")
                                     })