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Proof step 8 from proof valid-eraseq-stronger-prev-append-lref (previous step)

apebs[m] = mkpeb(aehdr, avhdr, buf, m1, boolvar), subarray(apebs, 0, m + 1)[m0] = mkpeb(aehdr0, avhdr0, buf0, m2, boolvar0), m0 + 1 < # apebs, m < # apebs, m0 < m, valid-sqns(v, n, apebs, m).max < avhdr.sqn, m0 < # apebs, valid-peb(v, n, apebs[m0]), valid-peb(v, n, mkpeb(aehdr, avhdr, buf, m1, boolvar)) ⊦ valid-peb(v, n, subarray(apebs, 0, m + 1)[m0]) ∧ avhdr0.sqn ≠ avhdr.sqn

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 9:
subarray(apebs, 0, m + 1)[m0] = mkpeb(aehdr0, avhdr0, buf0, m2, boolvar0), apebs[m] = mkpeb(aehdr, avhdr, buf, m1, boolvar), m0 < # apebs, valid-sqns(v, n, apebs, m).max < avhdr.sqn, m0 < m, m < # apebs, m0 + 1 < # apebs, valid-peb(v, n, mkpeb(aehdr, avhdr, buf, m1, boolvar)), valid-peb(v, n, apebs[m0]) ⊦ valid-peb(v, n, mkpeb(aehdr0, avhdr0, buf0, m2, boolvar0)) ∧ avhdr0.sqn ≠ avhdr.sqn

Proof step 8 from proof valid-eraseq-stronger-prev-append-lref (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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