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Proof step 519 from proof inv-write (previous step)

of[fd] = mkfile(m, mode, m0), files0[m] = mkfile(m1, md, # links(m, dirs), content0), dirs1 = dirs, err = err0, err0 = ESUCCESS, inode = mkinode(m, md, false, # links(m, dirs), 0, m0 + ino4), m1 < m0 + ino4, dom of < ino3, afs-cons(dirs, files), afs-cons(dirs, files0), of-cons(of, dirs, files), of-cons(of, dirs, files0), pre-write-inode(inode, dirs, files), m ∈ files0, fd ∈ of, n ≤ # buf0 ⊦ [err := ESUCCESS; asynced := ?; if err ≠ ESUCCESS then ino4 := (m0 ≤ m1 ⊃ m1 - m0;0), err0 := ESUCCESS; of[fd].pos := m0 + ino4] ( dirs1 = dirs → of-cons (of, dirs, files[inode.ino, files[inode.ino].meta:= inode.meta] [inode.ino, files[inode.ino, files[inode.ino].meta:= inode.meta][inode.ino].size:= inode.size ]) ∧ dom of < ino3 ∧ afs-cons (dirs, files[inode.ino, files[inode.ino].meta:= inode.meta] [inode.ino, files[inode.ino, files[inode.ino].meta:= inode.meta][inode.ino].size:= inode.size ])), ino4 = 0, n = 0, err1 = ESUCCESS ∧ ¬ isdir, m1 % VFS_PAGE_SIZE ≠ 0 ∧ m1 / VFS_PAGE_SIZE ∈ content0, mode ≠ MODE_W ∧ mode ≠ MODE_RW

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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