You will not like it, but it’s probably, most definitely true…
Of the 5-vehicles I have, all the tires (Dunlop, Firestone, Goodyear, and Yokohama) manufacturers warranties have a multitude of disclaimers that basically say that they do not cover “Road hazards: including punctures, cuts, impact breaks, stone drill, bruise, bulge, snag, and so much more…”