∀ (q₁ q₂ : Turing.PartrecToTM2.Λ') (k : Turing.PartrecToTM2.K')
  (s : Option Turing.PartrecToTM2.Γ' → Option Turing.PartrecToTM2.Γ') (q : Turing.PartrecToTM2.Λ'),
  q₁.pred q₂ = Turing.PartrecToTM2.Λ'.push k s q → False