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Proof step 153 from proof prepost-erase-worker-helper (previous step)

# wlar = # wlar0, # apebs = # wlar0, # apebs0 = # wlar0, apebs[m] = mkpeb(aehdr, avhdr, buf, m2, false), wlar0[m] = wl-entry(m0, erasing), wlar[m] = wl-entry(m1, erasing), m < # wlar0, bflipset-cons(bflipset, wlar0), bflipset-cons(bflipset, wlar), id○(wlar, wlar0, m), id○(apebs, apebs0, m), ubi-io-inv(apebs0), ubi-io-inv(apebs), ubi-io-peb-inv(mkpeb(aehdr, avhdr, buf, m2, false)), unique-sqns(apebs0), unique-sqns(apebs), valid-ebatbl(apebs0, wlar0, vols, vtblpnum1), valid-ebatbl(apebs, wlar, vols, vtblpnum1), valid-eraseq(apebs0, q0 + eq-entry(m, lref) ' + q1), valid-eraseq(wlar0, q0 + eq-entry(m, lref) ' + q1), valid-eraseq(q0 + eq-entry(m, lref) ' + q1), valid-eraseq(apebs, q0 + eq-entry(m, lref) ' + q1), valid-eraseq(wlar, q0 + eq-entry(m, lref) ' + q1), valid-global-sqn(apebs0, sqnum), valid-global-sqn(apebs, sqnum), valid-vtbl(apebs0, vols, wlar0, vtblpnum1), valid-vtbl(apebs, vols, wlar, vtblpnum1), valid-wl(apebs0, wlar0), valid-wl(apebs, wlar) ⊦ err = ESUCCESS, vtblpnum1 = m, vtblpnum1 ∈ q1, vtblpnum1 ∈ q0, VTBL_VOLID ∈ vols, ∃ err0. ⌊err0⌋ ∨ err0 = ESUCCESS

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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