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Proof step 42 from proof inv-write-data (previous step)

apebs[n] = mkpeb(aehdr, avhdr, buf0, m, false), aehdr.valid?, avhdr.valid?, n < # apebs, is-aligned(n5, EB_PAGE_SIZE), is-aligned(n4, EB_PAGE_SIZE), ubi-io-inv(apebs), m ≤ n5, n5 + n4 ≤ LEB_SIZE, n1 + n4 ≤ # buf ⊦ ∃ err0. ⌊err0⌋ ∨ err0 = ESUCCESS

Heuristic quantifier closing applied rule exists right

And closed the goal!

Rule argument

pos: right 1 terms: ECOMMIT

Additional information

Used simplifier rules: ⊦ ESUCCESS ≠ ECOMMIT; (s)% ⊦ ⌊ECOMMIT⌋ ; (s) Used terms: ECOMMIT