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Proof step 48 from proof inv-readpage (previous step)

# buf0 = VFS_PAGE_SIZE, files[m] = mkfile(m0, md, # links(m, dirs), content), afs-cons(dirs, files), synced(files, icache, pcache), synced(dirs, icache, pcache), synced(dirs, icache, pcache[datakey(m, pageno), mkpentry(false, content[pageno])]), pageno ∈ content, m ∈ files ⊦ content[pageno] = zeropage, synced(files, icache, pcache[datakey(m, pageno), mkpentry(false, content[pageno])]), datakey(m, pageno) ∈ pcache

Heuristic use patterns applied rule weakening

And obtained the following new goals

Proof step 49:
# buf0 = VFS_PAGE_SIZE, files[m] = mkfile(m0, md, # links(m, dirs), content), afs-cons(dirs, files), synced(dirs, icache, pcache[datakey(m, pageno), mkpentry(false, content[pageno])]), synced(files, icache, pcache), m ∈ files, pageno ∈ content ⊦ content[pageno] = zeropage, synced(files, icache, pcache[datakey(m, pageno), mkpentry(false, content[pageno])]), datakey(m, pageno) ∈ pcache

Rule argument

poslist: left 5

Proof step 48 from proof inv-readpage (previous step)

Heuristic use patterns applied rule weakening

And obtained the following new goals

Rule argument

Additional information