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

# buf0 = VFS_PAGE_SIZE, asynced ↔ asynced0, ¬ asynced0, buf = pe.page, err = ESUCCESS, ino = m, key = datakey(ino, pageno), pe = pcache[key], afs-cons(dirs, files), dcache-cons(dcache, dirs, files), icache-cons(icache, dirs, files), pcache-cons(pcache, dirs, files), synced(dirs, icache, pcache), m ∈ files, key ∈ pcache, asynced2 → synced(files, icache, pcache) ⊦ ⟪skip⟫ (pcache-cons(pcache, dirs, files) ∧ synced(dirs, icache, pcache) ∧ (asynced2 → synced(files, icache, pcache)))

Heuristic symbolic execution applied rule skip right

And closed the goal!

Rule argument

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