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Proof step 17 from proof valid-peb-write-valid-peb (previous step)

# buf = LEB_SIZE, LEB_SIZE = n0 + m, apebs[n] = mkpeb(aehdr, avhdr, buf, m, false), subarray(buf, m, n0) = mkempbuf(n0), n < # apebs, is-aligned(m, EB_PAGE_SIZE), m ≤ m0, m0 ≤ LEB_SIZE, m ≤ LEB_SIZE, ∃ v, m0. valid-peb(v, m0, mkpeb(aehdr, avhdr, buf, m, false)) ⊦ aehdr = empty, avhdr = empty, ∃ v, m. valid-peb(v, m, mkpeb(aehdr, avhdr, subarray(buf, 0, m0) + buf1, m1, false))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 18:
# buf = LEB_SIZE, LEB_SIZE = n0 + m, apebs[n] = mkpeb(aehdr, avhdr, buf, m, false), subarray(buf, m, n0) = mkempbuf(n0), n < # apebs, is-aligned(m, EB_PAGE_SIZE), valid-peb(v, m2, mkpeb(aehdr, avhdr, buf, m, false)), m ≤ LEB_SIZE, m0 ≤ LEB_SIZE, m ≤ m0 ⊦ aehdr = empty, avhdr = empty, ∃ v, m. valid-peb(v, m, mkpeb(aehdr, avhdr, subarray(buf, 0, m0) + buf1, m1, false))

Proof step 17 from proof valid-peb-write-valid-peb (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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