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Proof step 67 from proof inv-recover (previous step)

asynced0 ↔ asynced1, asynced3 ↔ asynced2, dcache = dcache0, dirs1 = dirs0 \ orphans(dirs0, files1), err = err0, files0 = files1 \ orphans(dirs0, files1), files2 = files0, icache = icache0, pcache = pcache0, afs-cons(dirs0, files1), dcache-cons(dcache1, dirs0, files1), icache-cons(icache1, dirs0, files1), pcache-cons(pcache1, dirs0, files1), synced(dirs0, icache1, pcache1), ⌊err0⌋ , asynced4 → synced(files1, icache1, pcache1) ⊦ ⟪skip⟫ ( err = ESUCCESS → asynced ∧ icache-cons(icache, dirs, files) ∧ dcache-cons(dcache, dirs, files) ∧ pcache-cons(pcache, dirs, files) ∧ synced(dirs, icache, pcache) ∧ (asynced1 → synced(files, icache, pcache)) ∧ afs-cons(dirs, files))

Heuristic symbolic execution applied rule skip right

And closed the goal!

Rule argument

Additional information

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