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Proof step 4 from proof crash-neutral-markbad (previous step)

apebs[n] = mkpeb(aehdr, avhdr, buf, m, boolvar), apebs0 = apebs, ¬ boolvar, n < # apebs, ubi-io-inv(apebs) ⊦ ⟨aubi_io_markbad#(n; apebs; err)⟩ (apebs0 = apebs)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 5:
apebs[n] = mkpeb(aehdr, avhdr, buf, m, false), apebs0 = apebs, n < # apebs, ubi-io-inv(apebs) ⊦ ⟨aubi_io_markbad#(n; apebs; err)⟩ (apebs0 = apebs)

Proof step 4 from proof crash-neutral-markbad (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information