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Proof step 434 from proof refine-evict (previous step)

files[ino].nlink = 0, asynced ↔ cache_asynced, afs_dirs = cache_dirs, afs_files = (cache_files ⊕ cache_pcache) ⊕ cache_icache, dirs = cache_dirs, err = ESUCCESS, err1 = err0, files = cache_files, ino = inode.ino, inode = mkinode(m, md, boolvar, m0, m1, m2), afs-cons(cache_dirs, cache_files), afs-cons(cache_dirs, (cache_files ⊕ cache_pcache) ⊕ cache_icache), dcache-cons(cache_dcache, cache_dirs, cache_files), icache-cons(cache_icache, cache_dirs, cache_files), pcache-cons(cache_pcache, cache_dirs, cache_files), synced(cache_dirs, cache_icache, cache_pcache), cache_sync → synced(cache_files, cache_icache, cache_pcache), m ∈ cache_dirs ∧ m0 = cache_dirs[m].nlink ∧ m2 = cache_dirs[m].size ∧ m1 = cache_dirs[m].nsubdirs ∧ boolvar ∨ m ∈ cache_files ∧ m0 = cache_files[m].nlink ∧ m1 = 0 ∧ ¬ boolvar, m ∈ cache_dirs ∧ m0 = cache_dirs[m].nlink ∧ m2 = cache_dirs[m].size ∧ m1 = cache_dirs[m].nsubdirs ∧ boolvar ∨ m ∈ cache_files ∧ m0 = ((cache_files ⊕ cache_pcache) ⊕ cache_icache)[m].nlink ∧ m1 = 0 ∧ ¬ boolvar ⊦ ⟪skip⟫ ⟨afs_evict#(mkinode(m, md, boolvar, m0, m1, m2), cache_asynced; err0, afs_dirs, afs_files)⟩ (afs_dirs = dirs ∧ afs_files = ((files -- ino) ⊕ cache_pcache) ⊕ cache_icache ∧ err = err0), m = ROOT_INO, ino ∈ dirs, err = ESUCCESS ∧ m0 = 0

Heuristic symbolic execution applied rule skip right

And obtained the following new goals

Rule argument

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