fix rlp_slice test

crates/cli/src/exec.rs

@@ -2,7 +2,6 @@ use anyhow::Result;
 use delphinus_zkwasm::circuits::TestCircuit;
 use delphinus_zkwasm::loader::ExecutionArg;
 use delphinus_zkwasm::loader::ZkWasmLoader;
-use delphinus_zkwasm::runtime::host::host_env::HostEnv;
 use halo2_proofs::arithmetic::BaseExt;
 use halo2_proofs::pairing::bn256::Bn256;
 use halo2_proofs::pairing::bn256::Fr;

crates/zkwasm/src/test/test_rlp_slice.rs

@@ -169,12 +169,10 @@ fn test_slices() -> Result<()> {
     while let Some(slice) = slices.next() {
         println!("slice {}", index);
 
-        if index != 0 {
-            let circuit = slice.build_circuit();
+        let circuit = slice.build_circuit();
 
-            loader.mock_test(&circuit, &instances)?;
-            loader.bench_test(circuit, &instances);
-        }
+        loader.mock_test(&circuit, &instances)?;
+        loader.bench_test(circuit, &instances);
 
         index += 1;
     }