One possibility seems to be: your manager and the boss had some issues recently. The boss is unhappy with your manager, something has been brewing between them.

One possibility seems to be: your manager and the boss had some issues recently. The boss is unhappy with your manager, something has been brewing between them. Your project may or may not be directly related to this tension. The boss wanted to put some pressure on your manager, but your manager dodged the meeting. This may have added to the bosses frustration and he kinda vented on you in the heat of the moment. It’s possible that there is objectively nothing wrong with your performance, but situation like this can still happen. Your bosses behavior may be the way they operate to influence others or it may be a one time loss of nerves.