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Proof step 152 from proof delta-atomic-leb-change (previous step)

0 = datasize(buf, n), wlar[vtblpnum1, wl-entry(m4, erasing)][n1] = wl-entry(m3, stat2), wlar[n2] = wl-entry(m2, stat1), apebs[n2] = mkpeb(aehdr, empty, buf0, m, false), wlar[n2] = wl-entry(m0, stat), wlar[n1] = wl-entry(m1, stat0), wlar[vtblpnum1] = wl-entry(m4, stat3), aehdr.valid?, n2 < # apebs, n1 < # wlar, vtblpnum1 < # wlar, n2 < # wlar, VTBL_VOLID ∈ vols ∧ VTBL_LNUM < # vols[VTBL_VOLID] ∧ vols[VTBL_VOLID][VTBL_LNUM] = ⌜n1⌝ ∨ vtblpnum1 = n1 ⊦ n2 = n1, n2 = vtblpnum1, m2 = m0 ∧ m3 = m1

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 153:
0 = datasize(buf, n), apebs[n2] = mkpeb(aehdr, empty, buf0, m, false), wlar[n2] = wl-entry(m0, stat), wlar[vtblpnum1, wl-entry(m4, erasing)][n1] = wl-entry(m3, stat2), wlar[vtblpnum1] = wl-entry(m4, stat3), wlar[n1] = wl-entry(m1, stat0), aehdr.valid?, n2 < # wlar, vtblpnum1 < # wlar, n1 < # wlar, n2 < # apebs, VTBL_VOLID ∈ vols ∧ VTBL_LNUM < # vols[VTBL_VOLID] ∧ vols[VTBL_VOLID][VTBL_LNUM] = ⌜n1⌝ ∨ vtblpnum1 = n1 ⊦ m3 = m1, n2 = vtblpnum1, n2 = n1

Rule argument

Additional information

Used simplifier rules: ⊦ wl-entry(m, stat) = wl-entry(m0, stat0) ↔ m = m0 ∧ stat = stat0; (ws)