∀ (specs : Lean.Meta.DiscrTree Lean.Elab.Tactic.Do.SpecAttr.SpecTheorem)
  (erased : Lean.PHashSet Lean.Elab.Tactic.Do.SpecAttr.SpecProof),
  sizeOf { specs := specs, erased := erased } = 1 + sizeOf specs + sizeOf erased