Codex just ate up my remaining turns for the day for a clearly defined patch that should have taken just a few actions. Anyone else experienced that?

Yes. I believe it’s a bug from their issues page

Yes. "Failed. You've hit your usage limit. Upgrade to Pro (https://openai.com/chatgpt/pricing) or try again in 3 days 10 minutes."

I can't use the IDE codex at all now it seems.