docs: @Benchmark
    @BenchmarkMode(Mode.SampleTime)
    @OutputTimeUnit(TimeUnit.NANOSECONDS)
    public CallOptions withOptionDuplicates() {
      CallOptions opts = allOpts;
      for (int i = 1; i < shuffledCustomOptions.size(); i++) {
        opts = opts.withOption(shuffledCustomOptions.get(i), "value2");
      }
      return opts;
    }