The night before gpt5.6 release I ask codex for a task that was running until now 17h straight.

I dont know how or what happen. I use codex 5.5 and ask it to complete a task. it list down 5 task and only complete 2. I said continue and dont stop until you complete all task. now its been running 17hours straight. I only have $20 codex subscription, how it can run for 17hours straight. and it says, that this work will be completed in 28hours. Im currently testing my delegation framework to save money, big model do planning, deepseek flash in reasonix do the work. and right now, I can see reasonix doing