antum. (playbackRate is k-rate) This is
      // the minimum sample rate in the valid sample rate range.
      let sampleRate = 8192;

      // The render duration in seconds, and the length in samples.
      let renderDuration = 1.0;
      let renderLength = renderDuration * sampleRate;

      let context = new OfflineAudioContext(1, renderLength, sampleRate);
      let audit = Audit.createTaskRunner();


      // Task: Render the actual buffer and compare with the reference.
      audit.define('synthesize