(motive : Lean.Meta.Grind.SolverTerms × Lean.Meta.Grind.PendingSolverPropagationsData✝ → Sort u_1) →
  (__discr : Lean.Meta.Grind.SolverTerms × Lean.Meta.Grind.PendingSolverPropagationsData✝¹) →
    ((s : Lean.Meta.Grind.SolverTerms) → (p : Lean.Meta.Grind.PendingSolverPropagationsData✝²) → motive (s, p)) →
      motive __discr