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Proof step 108 from proof refine-read-echdr (previous step)

apebs[m2] = mkpeb(aehdr1, avhdr, buf, m1, false), aehdr = aehdr0, m = EB_PAGE_SIZE, m0 = m2, m2 < # apebs, abs(pebs, apebs), mtd-cons(pebs), ubi-io-inv(apebs), m0 < # pebs → m0 < # pebs ⊦ ⟪abort⟫ ⟨aubi_io_read_echdr#(m2, apebs; aehdr0; isbad, err0)⟩ (aehdr = aehdr0 ∧ (bitflips ↔ isbad) ∧ err = err0), m0 < # pebs ∧ ¬ pebs[m0].bad

Heuristic symbolic execution applied rule abort right

And obtained the following new goals

Proof step 109:
apebs[m2] = mkpeb(aehdr1, avhdr, buf, m1, false), aehdr = aehdr0, m = EB_PAGE_SIZE, m0 = m2, m2 < # apebs, abs(pebs, apebs), mtd-cons(pebs), ubi-io-inv(apebs), m0 < # pebs → m0 < # pebs ⊦ m0 < # pebs ∧ ¬ pebs[m0].bad

Proof step 108 from proof refine-read-echdr (previous step)

Heuristic symbolic execution applied rule abort right

And obtained the following new goals

Rule argument

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