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Proof step 90 from proof truncate-smaller (previous step)

files[m] = mkfile(m0, md0, # links(m, dirs), content), buf-opt = none, files0 = files, inode = mkinode(m, md, false, # links(m, dirs), 0, m2), old_ino = 0, old_ino0 = 0, pageno = m2 / VFS_PAGE_SIZE, afs-cons(dirs, files), m ∈ files, n ≤ m2, ⌊err0⌋ ⊦ [err := err0; asynced := ?] (err = ESUCCESS ⊃ files[inode.ino].content.stream to files[inode.ino].size = files0[inode.ino].content.stream to files[inode.ino].size ∧ 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 ), VFS_PAGE_SIZE = 0

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 91:
files[m] = mkfile(m0, md0, # links(m, dirs), content), buf-opt = none, files0 = files, inode = mkinode(m, md, false, # links(m, dirs), 0, m2), old_ino = 0, old_ino0 = 0, pageno = m2 / VFS_PAGE_SIZE, afs-cons(dirs, files), m ∈ files, n ≤ m2, ⌊err0⌋ ⊦ [asynced := ?] (err0 = ESUCCESS ⊃ files[inode.ino].content.stream to files[inode.ino].size = files0[inode.ino].content.stream to files[inode.ino].size ∧ inode.ino ∈ files ∧ n = files[inode.ino].size ∧ files0[inode.ino].nlink = files[inode.ino].nlink ∧ files0 -- inode.ino = files -- inode.ino ;⌊err0⌋ ∧ files0 = files ), VFS_PAGE_SIZE = 0

Proof step 90 from proof truncate-smaller (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

Additional information