(motive : Array Lean.Expr × Array Lean.BinderInfo → Sort u_1) →
  (__discr : Array Lean.Expr × Array Lean.BinderInfo) →
    ((newMVars : Array Lean.Expr) → (binderInfos : Array Lean.BinderInfo) → motive (newMVars, binderInfos)) →
      motive __discr