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Proof step 7 from proof inv-evict (previous step)

inode = mkinode(m, md, boolvar, m0, m1, m2), afs-cons(dirs, files), dcache-cons(dcache, dirs, files), icache-cons(icache, dirs, files), pcache-cons(pcache, dirs, files), synced(dirs, icache, pcache), asynced → synced(files, icache, pcache), m ∈ dirs ∧ m0 = dirs[m].nlink ∧ m2 = dirs[m].size ∧ m1 = dirs[m].nsubdirs ∧ boolvar ∨ m ∈ files ∧ m0 = files[m].nlink ∧ m1 = 0 ∧ ¬ boolvar ⊦ ⟪let asynced = inode.directory in {afs_evict#(inode, asynced0; err, dirs, files); if err = ESUCCESS ∧ inode.nlink = 0 then {icache_delete#(inode.ino; err, icache); if ¬ asynced then pcache_evict#(inode.ino; err, pcache)}}⟫ ( icache-cons(icache, dirs, files) ∧ dcache-cons(dcache, dirs, files) ∧ pcache-cons(pcache, dirs, files) ∧ synced(dirs, icache, pcache) ∧ (asynced → synced(files, icache, pcache)) ∧ afs-cons(dirs, files)), m = ROOT_INO

Heuristic symbolic execution applied rule let right

And obtained the following new goals

Rule argument

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