diff --git a/lib/src/host/preflight.rs b/lib/src/host/preflight.rs
index e6b5ffe3..7c6268d4 100644
--- a/lib/src/host/preflight.rs
+++ b/lib/src/host/preflight.rs
@@ -342,7 +342,7 @@ fn proofs_to_tries(
         for storage_proof in &fini_proofs.storage_proof {
             use ethers_core::abi::ethabi::ethereum_types::BigEndianHash;
             let storage_proof_key = ethers_core::types::H256::from_uint(&storage_proof.key);
-            add_orphaned_leafs(&storage_proof_key, &storage_proof.proof, &mut storage_nodes)?;
+            add_orphaned_leafs(storage_proof_key, &storage_proof.proof, &mut storage_nodes)?;
         }
         // create the storage trie, from all the relevant nodes
         let storage_trie = resolve_nodes(&storage_root_node, &storage_nodes);
diff --git a/testing/ef-tests/tests/executor.rs b/testing/ef-tests/tests/executor.rs
index 3cc34304..6e743c1b 100644
--- a/testing/ef-tests/tests/executor.rs
+++ b/testing/ef-tests/tests/executor.rs
@@ -16,9 +16,8 @@
 
 use std::path::PathBuf;
 
-use risc0_zkvm::{ExecutorEnv, ExecutorImpl, FileSegmentRef};
+use risc0_zkvm::{ExecutorEnv, ExecutorImpl};
 use rstest::rstest;
-use tempfile::tempdir;
 use zeth_lib::output::BlockBuildOutput;
 use zeth_primitives::block::Header;
 use zeth_testeth::{