diff --git a/benches/chacha.rs b/benches/chacha.rs
index 088acaf0e7..8573922924 100644
--- a/benches/chacha.rs
+++ b/benches/chacha.rs
@@ -1,29 +1,29 @@
-#![feature(test)]
-
-extern crate solana;
-extern crate test;
-
-use solana::chacha::chacha_cbc_encrypt_files;
-use std::fs::remove_file;
-use std::fs::File;
-use std::io::Write;
-use std::path::Path;
-use test::Bencher;
-
-#[bench]
-fn bench_chacha_encrypt(bench: &mut Bencher) {
-    let in_path = Path::new("bench_chacha_encrypt_file_input.txt");
-    let out_path = Path::new("bench_chacha_encrypt_file_output.txt.enc");
-    {
-        let mut in_file = File::create(in_path).unwrap();
-        for _ in 0..1024 {
-            in_file.write("123456foobar".as_bytes()).unwrap();
-        }
-    }
-    bench.iter(move || {
-        chacha_cbc_encrypt_files(in_path, out_path, "thetestkey".to_string()).unwrap();
-    });
-
-    remove_file(in_path).unwrap();
-    remove_file(out_path).unwrap();
-}
+//#![feature(test)]
+//
+//extern crate solana;
+//extern crate test;
+//
+//use solana::chacha::chacha_cbc_encrypt_files;
+//use std::fs::remove_file;
+//use std::fs::File;
+//use std::io::Write;
+//use std::path::Path;
+//use test::Bencher;
+//
+//#[bench]
+//fn bench_chacha_encrypt(bench: &mut Bencher) {
+//    let in_path = Path::new("bench_chacha_encrypt_file_input.txt");
+//    let out_path = Path::new("bench_chacha_encrypt_file_output.txt.enc");
+//    {
+//        let mut in_file = File::create(in_path).unwrap();
+//        for _ in 0..1024 {
+//            in_file.write("123456foobar".as_bytes()).unwrap();
+//        }
+//    }
+//    bench.iter(move || {
+//        chacha_cbc_encrypt_files(in_path, out_path, "thetestkey".to_string()).unwrap();
+//    });
+//
+//    remove_file(in_path).unwrap();
+//    remove_file(out_path).unwrap();
+//}