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Proof step 87 from proof refine-seek (previous step)

of[fd] = mkfile(m, mode, m0), err0 = err2, n = n0, ofh = abs-of(of), root.dir?, dom of < ino0, abs(root, ROOT_INO)(dirs), afs-cons(dirs, files), fids-cons(root, abs-files(files), abs-of(of)), of-cons(of, dirs, files), fd ∈ of, ⌊err2⌋ , psynced → asynced ⊦ ⟨skip⟩ (ofh = abs-of(of) ∧ (psynced → asynced) ∧ n0 = n ∧ err2 = err0)

Proof step 87 from proof refine-seek (previous step)

Heuristic symbolic execution applied rule skip right

And closed the goal!

Rule argument

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