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Proof step 34 from proof refine-read (previous step)

# apebs = # wlar, # vols[v] = # avols[v], avols[v][vtblpnum5] = mapped(buf1, m0), vols[v][vtblpnum5] = ⌜n1⌝ , apebs[n1] = mkpeb(aehdr, avhdr, buf1, m, boolvar), buf = buf2, buf0 = buf, vtblpnum = vtblpnum4, vtblpnum0 = vols[v][vtblpnum5].pnum, vtblpnum5 < # vols[v], vtblpnum5 < # avols[v], bflipset-cons(bflipset, wlar), ebm-cons(avols), ubi-io-inv(apebs), unique-sqns(apebs), valid-ebatbl(apebs, wlar, vols, vtblpnum3), valid-eraseq(q), valid-eraseq(wlar, q), valid-eraseq(apebs, q), valid-global-sqn(apebs, sqnum), valid-vtbl(apebs, vols, wlar, vtblpnum3), valid-wl(apebs, wlar), v ∈ avols, v ∈ vols, vtblpnum4 + n ≤ LEB_SIZE, n0 + n ≤ # buf2, m ≤ m0 ⊦ ⟪if ubi-io-read-data-pre(vtblpnum0, vtblpnum, n0, n, buf0, apebs) then {fail_or_success#(; ; err); bitflips := ?; if err = ESUCCESS then buf0 := copy(apebs[vtblpnum0].data, vtblpnum, buf0, n0, n) else choose buf with # buf = # buf0 ∧ range=(buf, 0, buf0, 0, n0) ∧ range=(buf, n0 + n, buf0, n0 + n, # buf0 - n0 + n) in buf0 := buf} else abort; if err = ESUCCESS ∧ bitflips then bflipset := bflipset ++ vols[v][vtblpnum5].pnum⟫ ⟨ebm_read#(v, vtblpnum5, vtblpnum4, n0, n, avols; buf2; err0)⟩ (buf0 = buf2 ∧ err = err0), vols[v][vtblpnum5] = unmapped, VTBL_VOLID ∈ vols

Heuristic conditional right split applied rule if right

And obtained the following new goals

Rule argument

pos: right 1

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