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Proof step 416 from proof inv-truncate-buff-none-uncached (previous step)

asynced4 ↔ asynced0, files[m] = mkfile(m1, md1, # links(m, dirs), content0), err = err0, 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, ⌊err0⌋ , asynced2 → synced(files, icache, pcache) ⊦ ⟪skip; if ¬ asynced4 ∨ err ≠ ESUCCESS then buf-opt := none⟫ (icache-cons(icache, dirs, files) ∧ pcache-cons(pcache, dirs, files) ∧ synced(dirs, icache, pcache) ∧ (asynced2 → synced(files, icache, pcache))), datakey(m, m2 / VFS_PAGE_SIZE) ∈ pcache

Heuristic symbolic execution applied rule skip right

And obtained the following new goals

Proof step 417:
asynced4 ↔ asynced0, files[m] = mkfile(m1, md1, # links(m, dirs), content0), err = err0, 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, ⌊err0⌋ , asynced2 → synced(files, icache, pcache) ⊦ ⟪if ¬ asynced4 ∨ err ≠ ESUCCESS then buf-opt := none⟫ (icache-cons(icache, dirs, files) ∧ pcache-cons(pcache, dirs, files) ∧ synced(dirs, icache, pcache) ∧ (asynced2 → synced(files, icache, pcache))), datakey(m, m2 / VFS_PAGE_SIZE) ∈ pcache

Proof step 416 from proof inv-truncate-buff-none-uncached (previous step)

Heuristic symbolic execution applied rule skip right

And obtained the following new goals

Rule argument

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