{motive : Lean.Meta.Grind.Arith.Cutsat.SupportedTermKind✝ → Sort u} →
  (t : Lean.Meta.Grind.Arith.Cutsat.SupportedTermKind✝¹) →
    Lean.Meta.Grind.Arith.Cutsat.SupportedTermKind.ctorIdx✝ t = 10 →
      motive Lean.Meta.Grind.Arith.Cutsat.SupportedTermKind.neg✝ → motive t