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Proof step 115 from proof refine-read (previous step)

# apebs = # wlar, # vols[v] = # avols[v], wlar[n1].status = used, avols[v][m1] = mapped(buf1, m0), vols[v][m1] = ⌜n1⌝ , apebs[n1] = mkpeb(aehdr, avhdr, buf1, m, true), avhdr = avidhdr(v, m1, m2, m3, m4), avhdr.valid?, n1 < # wlar, m1 < # avols[v], bflipset-cons(bflipset, wlar), ebm-cons(avols), ubi-io-inv(apebs), ubi-io-peb-inv(mkpeb(aehdr, avhdr, buf1, m, true)), unique-sqns(apebs), valid-eraseq(q), valid-eraseq(wlar, q), valid-eraseq(apebs, q), valid-global-sqn(apebs, sqnum), valid-vtbl(apebs, vols, wlar, vtblpnum3), valid-wl(apebs, wlar), v ∈ avols, v ∈ vols, vtblpnum4 + n ≤ LEB_SIZE, n0 + n ≤ # buf2, m ≤ m0 ⊦ n1 = vtblpnum3, VTBL_VOLID ∈ vols

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 116:
# apebs = # wlar, # vols[v] = # avols[v], wlar[n1].status = used, avols[v][m1] = mapped(buf1, m0), vols[v][m1] = ⌜n1⌝ , apebs[n1] = mkpeb(aehdr, avidhdr(v, m1, m2, m3, m4), buf1, m, true), n1 < # wlar, m1 < # avols[v], bflipset-cons(bflipset, wlar), ebm-cons(avols), ubi-io-inv(apebs), ubi-io-peb-inv(mkpeb(aehdr, avidhdr(v, m1, m2, m3, m4), buf1, m, true)), unique-sqns(apebs), valid-eraseq(q), valid-eraseq(wlar, q), valid-eraseq(apebs, q), valid-global-sqn(apebs, sqnum), valid-vtbl(apebs, vols, wlar, vtblpnum3), valid-wl(apebs, wlar), v ∈ avols, v ∈ vols, vtblpnum4 + n ≤ LEB_SIZE, n0 + n ≤ # buf2, m ≤ m0 ⊦ n1 = vtblpnum3, VTBL_VOLID ∈ vols

Rule argument

Additional information

Used simplifier rules: ⊦ m < n → n ≠ 0; (s)%lf-01: ⊦ m < n ∧ n = n0 → m < n0; (forward) from specification nat-basic%f: ⊦ m < n → n ≠ 0; (forward) from specification nat-basic%ubi-io-inv-fwd: n < # apebs ⊦ apebs[n] = apeb ∧ ubi-io-inv(apebs) → ubi-io-peb-inv(apeb); (forward) from specification ubi-asm% ⊦ m < n → (n ≤ m ↔ false); (s)% ⊦ m < n ↔ ¬ n ≤ m; (ss)% ⊦ avidhdr(v, m, m0, m1, m2).valid?; (s)