if h : stop ≤ 0 then
  rewrite [dif_pos h]
  exact anyM_loop_empty p h start
else
  rewrite [dif_neg h]
  exact anyM_loop_empty p .refl start
α : Type u
m : Type → Type v
inst✝ : Monad m
p : α → m Bool
start stop : Nat
⊢ (if h : stop ≤ 0 then anyM.loop p #[] stop h start else anyM.loop p #[] 0 (_ : size #[] ≤ size #[]) start) =
    pure false
no goals