∀ {α : Type} [inst : DecidableEq α] [inst_1 : Hashable α] (decls : Array (Std.Sat.AIG.Decl α)) (idx upper : ℕ)
  (map : Std.HashMap α ℕ), idx < upper → Std.Sat.AIG.RelabelNat.State.Inv2 decls upper map → idx < decls.size