fix

integration/tests/unit_tests.rs

@@ -129,7 +129,10 @@ fn estimate_circuit_rows() {
     let repeated = read_env_var("PROF_REPEAT", 20);
 
     let (_, block_trace) = load_chunk_for_test();
-    let witness_block = block_traces_to_witness_block(block_trace).unwrap();
+
+    let mut block_traces = (0..repeated)
+        .map(|_| block_trace.clone())
+        .collect::<Vec<_>>();
 
     log::info!("estimating used rows");
 
@@ -143,9 +146,11 @@ fn estimate_circuit_rows() {
     let now = std::time::Instant::now();
 
     for _ in 0..repeated {
-        let witness_block = std::hint::black_box(&witness_block);
-        let row_usage = <prover::zkevm::circuit::SuperCircuit as TargetCircuit>::Inner::min_num_rows_block_subcircuits(&witness_block);
-        std::mem::forget(std::hint::black_box(row_usage)); // avoid optimization
+        let block_trace = std::hint::black_box(&mut block_traces).pop().unwrap();
+        let witness_block = block_traces_to_witness_block(std::hint::black_box(block_trace)).unwrap();
+        let row_usage = <prover::zkevm::circuit::SuperCircuit as TargetCircuit>::Inner::min_num_rows_block_subcircuits(std::hint::black_box(&witness_block));
+        std::mem::forget(std::hint::black_box(witness_block));
+        std::mem::forget(std::hint::black_box(row_usage));
     }
 
     let ccc_elapsed = now.elapsed();
@@ -156,16 +161,17 @@ fn estimate_circuit_rows() {
         report.flamegraph(file).unwrap();
     };
 
-    log::info!(
-        "ccc_elapsed: {:.2}ms",
-        ccc_elapsed.as_millis() as f64 / repeated as f64
-    );
-
+    let witness_block = block_traces_to_witness_block(block_trace).unwrap();
     let row_usage = <prover::zkevm::circuit::SuperCircuit as TargetCircuit>::Inner::min_num_rows_block_subcircuits(&witness_block);
     let r = row_usage
         .iter()
         .max_by_key(|x| x.row_num_real)
         .unwrap()
         .clone();
     log::info!("final rows: {} {}", r.row_num_real, r.name);
+
+    log::info!(
+        "ccc_elapsed: {:.2}ms",
+        ccc_elapsed.as_millis() as f64 / repeated as f64
+    );
 }