Well, from their view, there is no such thing as truth anyway, just what they were predetermined to believe is true. They were predestined to have a contradictory worldview with vicious circularity at its foundation.
Its fascinating and ironic that the scholasticism which led to the creation of the man-made doctrines of the reformers, has led them to such a place where they dont view/grasp the system-level defeaters for their the worldview (or even why fundamental contractions are systemic defeaters).