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Proof step 12 from proof truncate-greater (previous step)

files[m0] = mkfile(m, md0, # links(m0, dirs), content), files0 = files, inode = mkinode(m0, md, false, # links(m0, dirs), 0, m3), old_ino = 0, old_ino0 = 0, m3 < n, afs-cons(dirs, files), m0 ∈ files ⊦ [buf-opt := none; afs_truncate_internal#(n, m3 / VFS_PAGE_SIZE; inode, buf-opt, old_ino0, old_ino, asynced0, err, dirs, files; asynced)] (err = ESUCCESS ⊃ files[inode.ino].content.stream to files[inode.ino].size = (files0[inode.ino].content.stream to m3) + (σ⊥ to (files[inode.ino].size - m3)) ∧ inode.ino ∈ files ∧ n = files[inode.ino].size ∧ files0[inode.ino].nlink = files[inode.ino].nlink ∧ files0 -- inode.ino = files -- inode.ino ;⌊err⌋ ∧ files0 = files )

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 13:
files[m0] = mkfile(m, md0, # links(m0, dirs), content), buf-opt = none, files0 = files, inode = mkinode(m0, md, false, # links(m0, dirs), 0, m3), old_ino = 0, old_ino0 = 0, m3 < n, afs-cons(dirs, files), m0 ∈ files ⊦ [afs_truncate_internal#(n, m3 / VFS_PAGE_SIZE; inode, buf-opt, old_ino0, old_ino, asynced0, err, dirs, files; asynced)] (err = ESUCCESS ⊃ files[inode.ino].content.stream to files[inode.ino].size = (files0[inode.ino].content.stream to m3) + (σ⊥ to (files[inode.ino].size - m3)) ∧ inode.ino ∈ files ∧ n = files[inode.ino].size ∧ files0[inode.ino].nlink = files[inode.ino].nlink ∧ files0 -- inode.ino = files -- inode.ino ;⌊err⌋ ∧ files0 = files )

Proof step 12 from proof truncate-greater (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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