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Proof step 19 from proof refine-readpage (previous step)

# buf0 = VFS_PAGE_SIZE, asynced ↔ asynced0, afs_files = (cache_files ⊕ cache_pcache) ⊕ cache_icache, ¬ asynced0, buf = pe.page, buf1 = buf0, err = ESUCCESS, err1 = err0, ino = m, key = datakey(ino, pageno), pcache = cache_pcache, pe = pcache[key], afs-cons(cache_dirs, (cache_files ⊕ cache_pcache) ⊕ cache_icache), afs-cons(cache_dirs, cache_files), 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), m ∈ cache_files, key ∈ pcache, cache_sync → synced(cache_files, cache_icache, cache_pcache) ⊦ ⟨afs_readpage#(mkinode(m, md, boolvar, m0, m1, m2), pageno, cache_dirs, afs_files, cache_asynced; buf0, err0)⟩ (afs_files = (cache_files ⊕ cache_pcache) ⊕ cache_icache ∧ buf = buf0 ∧ err = err0)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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