All man or all God. Calvinism is blind to the third possibility. Can't even see it.
Of course we cannot be saved without God's grace. Paul also said work out your own salvation.
God doesn't create trash or robots. And robots cannot be held accountable for anything.
I thank God I will be held accountable for the good works of Christ within me. I could never merit salvation on my own. It is all Christ, according to the will of God.