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Proof step 59 from proof inv-close (previous step)

root.dir?, fids-cons(root, fs, ofh) ⊦ ∃ err. pre-close(fd, err, user, root, fs, ofh)

Heuristic quantifier closing applied rule exists right

And closed the goal!

Rule argument

pos: right 1 terms: EFAIL

Additional information

Used simplifier rules: ⊦ pre-close(fd, EFAIL, user, root, fs, ofh); (s) Used terms: EFAIL