code: function logMetrics_delayed(brokenLinks, excludedLinks, totalLinks, duration, preBreak, exit)
  {
  	setImmediate( function()
  	{
  		logMetrics(brokenLinks, excludedLinks, totalLinks, duration, preBreak, exit);
  	});
  }
docs: /*
  Ensure that `logMetrics()` is called after `logResults_delayed()`.