Just took a quick look. Here’s one example of an anti-Cruz comment:
http://www.freerepublic.com/focus/news/3686326/posts?page=69#69
They’re epidemic on FR. Still. And they’re pathetic.
I see a comment by somebody who doesn’t like Cruz. Unless you linked to the wrong post, I don’t see any comments by anybody saying that they want Vato O’Rourke to win this race. And even if such people do exist, they’re hardly any different from rabid never-Trumpers who sound exactly like the Democrats who question Trump’s legitimacy as President.