∀ {G : Type u_1} [inst : MeasurableSpace G] [inst_1 : AddGroup G] [MeasurableAdd₂ G] {s : Set G} [MeasurableNeg G]
  (μ' ν' : MeasureTheory.Measure G) [MeasureTheory.SigmaFinite μ'] [MeasureTheory.SigmaFinite ν']
  [μ'.IsAddLeftInvariant] [ν'.IsAddLeftInvariant], μ' s ≠ ⊤ → ∀ᵐ (x : G) ∂μ', ν' ((fun x_1 => x_1 + x) ⁻¹' s) < ⊤