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Proof step 53 from proof refine-read-vidhdr (previous step)

apebs[m2] = mkpeb(aehdr, avhdr1, buf0, m1, false), pebs[m2] = mkpeb(buf1, m, false), vhdr = vidhdr(v, m0, m3, m4, m5), m2 < # pebs, m2 < # apebs, abs(pebs, apebs), abs-peb(mkpeb(buf1, m, false), mkpeb(aehdr, avhdr1, buf0, m1, false)), is-encoded(vhdr, subarray(buf1, EB_PAGE_SIZE, EB_PAGE_SIZE)), mtd-cons(pebs), ubi-io-inv(apebs), 2 * EB_PAGE_SIZE ≤ PEB_SIZE ⊦ ⟨aubi_io_read_vidhdr#(m2, apebs; avhdr0; isbad, err0)⟩ (avidhdr(v, m0, m3, m4, m5) = avhdr0 ∧ (bitflips ↔ isbad) ∧ ESUCCESS = err0), subarray(buf1, EB_PAGE_SIZE, EB_PAGE_SIZE) = emptypage

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 54:
pebs[m2] = mkpeb(buf1, m, false), apebs[m2] = mkpeb(aehdr, avhdr1, buf0, m1, false), subarray(buf1, EB_PAGE_SIZE, EB_PAGE_SIZE) ≠ emptypage, m2 < # apebs, m2 < # pebs, abs(pebs, apebs), abs-peb(mkpeb(buf1, m, false), mkpeb(aehdr, avhdr1, buf0, m1, false)), is-encoded(vidhdr(v, m0, m3, m4, m5), subarray(buf1, EB_PAGE_SIZE, EB_PAGE_SIZE)), mtd-cons(pebs), ubi-io-inv(apebs), 2 * EB_PAGE_SIZE ≤ PEB_SIZE ⊦ ⟨aubi_io_read_vidhdr#(m2, apebs; avhdr0; isbad, err0)⟩ (avidhdr(v, m0, m3, m4, m5) = avhdr0 ∧ (bitflips ↔ isbad) ∧ ESUCCESS = err0)

Proof step 53 from proof refine-read-vidhdr (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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