boolean dummy = false;
    for (int i = 0; i < reps; i++) {
      dummy ^= map.get(queries[i & mask]) != null;
    }
    return dummy;
  }

  @Benchmark
  int createAndPopulate(int reps) {
    int dummy = 0;
    for (int i = 0; i < reps; i++) {
      dummy += impl.create(values).size();
    }
    return dummy;
  }

  @Benchmark