Job market will verify those students, but the outcome may be potentially disheartening for you, because those guys may actually succeed one way or another. Think punched cards: they are gone along with the mindset of "need to implement it correctly on first try".
students pay for education such that at the end, they know something. if the job market filters them out because they suck, the school did a bad job teaching.
the teachers still need to figure out how to teach with LLMs around