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Proof step 325 from proof wlar-erase-worker-helper (previous step)

apebs0[n] = mkpeb(aehdr, avhdr, buf, m1, false), wlar[n] = wl-entry(m0, stat0), err0 = ESUCCESS, vtblpnum = 1, vtblpnum0 = n, wlar0 = wlar[n, wlar[n].ec:= (wlar[n].ec + 1)], vtblpnum0 < # wlar1, n < # apebs0, n < # wlar, id○(wlar, wlar1, n), vtblpnum1 ≤ UBI_ERASE_RETRIES + 1, ⌊err⌋ , ∃ stat. wlar1 = wlar[n, wl-entry(wlar[n].ec + vtblpnum1, stat)] ⊦ vtblpnum1 = 0, ∃ m, stat. m ≠ 0 ∧ m ≤ UBI_ERASE_RETRIES + 1 ∧ wlar1[vtblpnum0, wl-entry(wlar1[vtblpnum0].ec, free)] = wlar[n, wl-entry(m0 + m, stat)], err0 ≠ ESUCCESS ∧ vtblpnum1 ≤ UBI_ERASE_RETRIES

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 326:
apebs0[n] = mkpeb(aehdr, avhdr, buf, m1, false), wlar[n] = wl-entry(m0, stat0), n < # apebs0, n < # wlar, vtblpnum1 ≤ UBI_ERASE_RETRIES + 1, ⌊err⌋ ⊦ vtblpnum1 = 0, ∃ m, stat. m ≠ 0 ∧ m ≤ UBI_ERASE_RETRIES + 1 ∧ wlar[n, wl-entry(m0 + vtblpnum1, free)] = wlar[n, wl-entry(m0 + m, stat)]

Rule argument

Additional information

Used simplifier rules: ⊦ m < n → n ≠ 0; (s)%f: ⊦ m < n → n ≠ 0; (forward) from specification nat-basic%m < # wlar ⊦ wlar[m, wle][m, wle0] = wlar[m, wle0]; (s)% ⊦ m < n → (n ≤ m ↔ false); (s)% ⊦ m < n ↔ ¬ n ≤ m; (ss)% ⊦ wl-entry(m, stat).ec = m; (s)% ⊦ m < # wlar → wlar[m, wle][m] = wle; (s)% ⊦ # wlar[n, wle] = # wlar; (s)%⊦ wle = wlar[n] ∧ wle = wlar0[n] → (id○(wlar, wlar0, n) ↔ wlar = wlar0); (s)% ⊦ id○(wlar, wlar0[n, wle], n) ↔ id○(wlar, wlar0, n); (s)