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Proof step 6 from proof refine-read-data (previous step)

apebs[m3] = mkpeb(aehdr, avhdr, buf1, m2, false), buf = buf0, m = EB_PAGE_SIZE, m1 = m3, n = n1, n0 = n2, m3 < # apebs, abs(pebs, apebs), mtd-cons(pebs), ubi-io-inv(apebs), m0 + n1 ≤ LEB_SIZE, n2 + n1 ≤ # buf0 ⊦ ⟪if m1 < # pebs ∧ ¬ pebs[m1].bad ∧ m0 + n ≤ LEB_SIZE ∧ n0 + n ≤ # buf then ubi_io_read#(m1, m0 + 2 * m, n0, n, pebs; buf; bitflips, err) else abort⟫ ⟨aubi_io_read_data#(m3, m0, n2, n1, apebs; buf0; isbad, err0)⟩ (buf = buf0 ∧ (bitflips ↔ isbad) ∧ err = err0)

Heuristic conditional right split applied rule if right

And obtained the following new goals

Rule argument

pos: right 1

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