message: fix parameter to use reference
diff: @@ -22,7 +22,7 @@ fn do_something(size: usize) {
  fn from_elem(c: &mut Criterion) {
  let size: usize = 1024;
  - c.bench_with_input(BenchmarkId::new("input_example", size), size, |b, &s| {
  + c.bench_with_input(BenchmarkId::new("input_example", size), &size, |b, &s| {
  b.iter(|| do_something(s));
  });
  }
  