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Proof step 19 from proof crash-neutral-write-data (previous step)

apebs[n] = mkpeb(aehdr, avhdr, buf0, m, false), avhdr.valid?, aehdr.valid?, n < # apebs, is-aligned(n4, EB_PAGE_SIZE), is-aligned(n5, EB_PAGE_SIZE), ubi-io-inv(apebs), n1 + n4 ≤ # buf, n5 + n4 ≤ LEB_SIZE, m ≤ n5 ⊦ ⟨skip⟩ true

Proof step 19 from proof crash-neutral-write-data (previous step)

Heuristic symbolic execution applied rule skip right

And closed the goal!

Rule argument

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