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Proof step 41 from proof crash-neutral-evict (previous step)

files[ino].nlink = 0, asynced ↔ true, dirs0 = dirs \ orphans(dirs, files), files0 = files \ orphans(dirs, files), ino = inode.ino, afs-cons(dirs, files), inode.ino ∈ dirs ∧ inode.nlink = dirs[inode.ino].nlink ∧ inode.size = dirs[inode.ino].size ∧ inode.nsubdirs = dirs[inode.ino].nsubdirs ∧ inode.directory ∨ inode.ino ∈ files ∧ inode.nlink = files[inode.ino].nlink ∧ inode.nsubdirs = 0 ∧ ¬ inode.directory ⊦ ⟨files := files -- ino⟩ (dirs0 = dirs \ orphans(dirs, files) ∧ files0 = files \ orphans(dirs, files)), inode.ino = ROOT_INO, ino ∈ dirs

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 42:
files[ino].nlink = 0, asynced ↔ true, dirs0 = dirs \ orphans(dirs, files), files0 = files \ orphans(dirs, files), ino = inode.ino, afs-cons(dirs, files), inode.ino ∈ dirs ∧ inode.nlink = dirs[inode.ino].nlink ∧ inode.size = dirs[inode.ino].size ∧ inode.nsubdirs = dirs[inode.ino].nsubdirs ∧ inode.directory ∨ inode.ino ∈ files ∧ inode.nlink = files[inode.ino].nlink ∧ inode.nsubdirs = 0 ∧ ¬ inode.directory ⊦ inode.ino = ROOT_INO, ino ∈ dirs, dirs0 = dirs \ orphans(dirs, files -- ino) ∧ files0 = (files -- ino) \ orphans(dirs, files -- ino)

Proof step 41 from proof crash-neutral-evict (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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