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Proof step 17 from proof inv-recovery (previous step)

asynced0, dirs1 = dirs0 \ orphans(dirs0, files1), files0 = files1 \ orphans(dirs0, files1), files2 = files0, afs-cons(dirs0, files1), ⌊err0⌋ ⊦ ⟪err := err0⟫ (err = ESUCCESS → asynced ∧ afs-cons(dirs, files))

Heuristic symbolic execution applied rule assign right

And closed the goal!

Rule argument

Additional information

Used simplifier rules: ⊦ ¬ ⌊ESUCCESS⌋ ; (s)