| wlar[n] = wl-entry(m0, stat0), apebs0[n] = mkpeb(aehdr, avhdr, buf, m1, false), apebs[n] = mkpeb(aehdr0, avhdr0, buf0, m2, false), err = err0, err = ESUCCESS, wlar1 = wlar[n, wl-entry(wlar[n].ec + UBI_ERASE_RETRIES + 1, stat)], n < # wlar, n < # apebs, n < # apebs0, ⌊err2⌋ , ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ [wlar1[n] := wl-entry(wlar1[n].ec, erroneous)] ∃ m, stat. m ≠ 0 ∧ m ≤ UBI_ERASE_RETRIES + 1 ∧ wlar1 = wlar[n, wl-entry(m0 + m, stat)], err1 = ESUCCESS |
apebs[n] = mkpeb(aehdr0, avhdr0, buf0, m2, false), apebs0[n] = mkpeb(aehdr, avhdr, buf, m1, false), wlar[n] = wl-entry(m0, stat0), err = ESUCCESS, err = err0, wlar1 = wlar[n, wl-entry(wlar[n].ec + UBI_ERASE_RETRIES + 1, stat)], n < # wlar1, n < # apebs0, n < # apebs, n < # wlar, ⌊err2⌋ , ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ err1 = ESUCCESS, ∃ m, stat. m ≠ 0 ∧ m ≤ UBI_ERASE_RETRIES + 1 ∧ wlar1[n, wl-entry(wlar1[n].ec, erroneous)] = wlar[n, wl-entry(m0 + m, stat)]