What are you talking about? He paid the price for all the sins of the world, past present and future. Thats Grace or unmerited favor.No, only those elected by God from before the foundation of the world will become saved. Jesus did not pay the debt for
everyone, only for His elect - for those, and for only those, that He elected unto salvation from before the foundation of the world.
Your saying He also performed the faith part of the salvation process. So in your understanding, there would be no elect, there would only be those who he excludes, because since He did everything necessary for salvation, all humans would be saved at birth.
Just trying to navigate the obvious questions going down the rabbit hole your presenting.