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Proof step 14 from proof inv-readdir (previous step)

afs-cons(dirs, files), m ∈ dirs ⊦ ∃ err0. ⌊err0⌋

Heuristic quantifier closing applied rule exists right

And closed the goal!

Rule argument

pos: right 1 terms: ECOMMIT

Additional information

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