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Proof step 237 from proof wlar-erase-worker-helper (previous step)

apebs[n] = mkpeb(aehdr1, avhdr1, buf1, m3, false), wlar[n] = wl-entry(m0, stat0), apebs0[n] = mkpeb(aehdr, avhdr, buf, m1, false), err = ESUCCESS, err = err0, wlar1 = wlar[n, wl-entry(wlar[n].ec + UBI_ERASE_RETRIES + 1, stat)], n < # apebs, n < # apebs0, n < # wlar, ubi-io-peb-inv(mkpeb(aehdr0, avhdr0, buf0, m2, false)), ⌊err2⌋ , ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ [if err = ESUCCESS then wlar1[n] := wl-entry(wlar1[n].ec, erroneous) else debug#("ubi: marking PEB " + n.toString + " as bad failed")] ∃ m, stat. m ≠ 0 ∧ m ≤ UBI_ERASE_RETRIES + 1 ∧ wlar1 = wlar[n, wl-entry(m0 + m, stat)], err1 = ESUCCESS, avhdr0.valid?

Heuristic symbolic execution applied rule if positive right

And obtained the following new goals

Proof step 238:
apebs0[n] = mkpeb(aehdr, avhdr, buf, m1, false), wlar[n] = wl-entry(m0, stat0), apebs[n] = mkpeb(aehdr1, avhdr1, buf1, m3, false), err = err0, err = ESUCCESS, wlar1 = wlar[n, wl-entry(wlar[n].ec + UBI_ERASE_RETRIES + 1, stat)], n < # wlar, n < # apebs0, n < # apebs, ubi-io-peb-inv(mkpeb(aehdr0, avhdr0, buf0, m2, false)), ⌊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, avhdr0.valid?

Rule argument

pos: right 1

Proof step 237 from proof wlar-erase-worker-helper (previous step)

Heuristic symbolic execution applied rule if positive right

And obtained the following new goals

Rule argument

Additional information