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Proof step 64 from proof prepost-get-pebs-for-wl (previous step)

# apebs = # wlar, ¬ boolvar ↔ used-ecs(wlar) = ∅, boolvar0 ↔ false, wlar[m] = wl-entry(m0, free), wlar[vtblpnum0] = wl-entry(below(free-ecs(wlar), free-ecs(wlar).min + 2 * WL_THRESHOLD).max, free), m1 = below(free-ecs(wlar), free-ecs(wlar).min + 2 * WL_THRESHOLD).max, vtblpnum0 < # wlar, m0 < free-ecs(wlar).min + 2 * WL_THRESHOLD, m < # wlar, unique-sqns(apebs), valid-ebatbl(apebs, wlar, vols, vtblpnum1), valid-eraseq(q), valid-eraseq(wlar, q), valid-eraseq(apebs, q), valid-global-sqn(apebs, sqnum), valid-vtbl(apebs, vols, wlar, vtblpnum1), valid-wl(apebs, wlar), boolvar → vtblpnum < # wlar, boolvar → vtblpnum < # wlar ∧ wlar[vtblpnum].status = used ∧ wlar[vtblpnum].ec = used-ecs(wlar).min ⊦ ⟪skip⟫ (boolvar0 → vtblpnum < # wlar ∧ wlar[vtblpnum].status = used ∧ wlar[vtblpnum].ec + WL_THRESHOLD ≤ m1), # free-ecs(wlar) = 0, below(free-ecs(wlar), free-ecs(wlar).min + 2 * WL_THRESHOLD) = ∅, free-ecs(wlar) = ∅, vtblpnum1 = m, vtblpnum1 = vtblpnum0, vtblpnum1 ∈ q, VTBL_VOLID ∈ vols, boolvar ∧ wlar[vtblpnum].ec + WL_THRESHOLD ≤ m1

Heuristic symbolic execution applied rule skip right

And closed the goal!

Rule argument

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