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Proof step 12 from proof refine-write-vidhdr (previous step)

apebs[m2] = mkpeb(aehdr, empty, buf0, m1, false), pebs[m2] = mkpeb(buf1, m5, boolvar), ¬ boolvar, buf = mkbuf(EB_PAGE_SIZE), m5 = EB_PAGE_SIZE, aehdr.valid?, m2 < # pebs, m2 < # apebs, abs(pebs, apebs), mtd-cons(pebs), ubi-io-inv(apebs) ⊦ ⟪encode_vidheader#(EB_PAGE_SIZE, vidhdr(v, m, m0, m3, m4); buf; err); if err = ESUCCESS then mtd_asm_write#(m2, EB_PAGE_SIZE, 0, EB_PAGE_SIZE, buf; pebs; err)⟫ ⟨aubi_io_write_vidhdr#(m2, avidhdr(v, m, m0, m3, m4); apebs; err0)⟩ (abs(pebs, apebs) ∧ err = err0)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 13:
apebs[m2] = mkpeb(aehdr, empty, buf0, m1, false), pebs[m2] = mkpeb(buf1, EB_PAGE_SIZE, false), buf = mkbuf(EB_PAGE_SIZE), aehdr.valid?, m2 < # pebs, m2 < # apebs, abs(pebs, apebs), abs-peb(mkpeb(buf1, EB_PAGE_SIZE, false), mkpeb(aehdr, empty, buf0, m1, false)), mtd-cons(pebs), ubi-io-inv(apebs) ⊦ ⟪encode_vidheader#(EB_PAGE_SIZE, vidhdr(v, m, m0, m3, m4); buf; err); if err = ESUCCESS then mtd_asm_write#(m2, EB_PAGE_SIZE, 0, EB_PAGE_SIZE, buf; pebs; err)⟫ ⟨aubi_io_write_vidhdr#(m2, avidhdr(v, m, m0, m3, m4); apebs; err0)⟩ (abs(pebs, apebs) ∧ err = err0)

Rule argument

Additional information

Used simplifier rules: abs-bad: ⊦ n < # apebs ∧ abs(pebs, apebs) ∧ pebs[n] = mkpeb(buf0, m0, boolvar0) ∧ apebs[n] = mkpeb(aehdr, avhdr, buf, m1, boolvar1) → (boolvar0 ↔ boolvar1); (forward) from specification ubi-io-abs%abs-fwd: ⊦ n < # pebs ∧ pebs[n] = peb ∧ abs(pebs, apebs) → n < # apebs ∧ abs-peb(peb, apebs[n]); (forward) from specification ubi-io-abs%abs-fillcount-empty-vidhdr: ⊦ n < # pebs ∧ apebs[n] = mkpeb(aehdr, empty, buf, m, false) ∧ pebs[n] = mkpeb(buf0, m0, false) ∧ aehdr.valid? ∧ abs(pebs, apebs) → m0 = EB_PAGE_SIZE; (forward) from specification ubi-io-abs