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Proof step 1006 from proof inv-renam (previous step)

isdir1 ↔ false, isdir ↔ p_inode.directory, dirs[ino1] = mkdir(m0, md0, # links(ino1, dirs), m3, entries0), dirs[ino0] = mkdir(m4, md2, # links(ino0, dirs), m6, entries1), files[entries0[str]] = mkfile(m1, md1, # links(entries0[str], dirs), content), err = ENOTEMPTY, err0 = ESUCCESS, err1 = ESUCCESS, ino = mkdentry(str0, entries1[str0]).ino, inode = p_inode0, isdir, p_inode = getinode(ino, dirs, files), p_inode0 = mkinode(entries0[str], md1, false, # links(entries0[str], dirs), 0, m1), mkdentry(str0, entries1[str0]).dentry?, dom of < ino2, afs-cons(dirs, files), ispath(q, ROOT_INO, ino1, dirs, files), ispath(q0, ROOT_INO, ino0, dirs, files), of-cons(of, dirs, files), pre-iget(ino, dirs, files), pw(user, md2), pw(user, md0), px(user, md0), px(user, md2), px-parent(user, q, ROOT_INO, dirs, files), px-parent(user, q0, ROOT_INO, dirs, files), str0 ∈ entries1, ino0 ∈ dirs, entries0[str] ∈ files, ino1 ∈ dirs, str ∈ entries0, links(ino1, dirs) ≠ ∅ ∨ ino1 = ROOT_INO, links(ino0, dirs) ≠ ∅ ∨ ino0 = ROOT_INO ⊦ ⟪isdir0 := isdir; isdir := false; if isdir ∧ ¬ isdir0 then err := ENOTDIR; if ¬ isdir ∧ isdir0 then err := EISDIR; new_inode := (ino0 ∈ dirs ⊃ mkinode(ino0, md2, true, # links(ino0, dirs), m6, m4) ;mkinode(ino0, files[ino0].meta, false, files[ino0].nlink, 0, files[ino0].size) ); new_dent := mkdentry(mkdentry(str0, entries1[str0]).name, entries1[mkdentry(str0, entries1[str0]).name]); new_dent_inode := p_inode; if err = ESUCCESS then afs_check_commit#(dirs, files; err; asynced); if err = ESUCCESS then let dent = new_dent in {old_inode := (ino1 ∈ dirs ⊃ mkinode(ino1, md0, true, # links(ino1, dirs), m3, m0) ;mkinode(ino1, files[ino1].meta, false, files[ino1].nlink, 0, files[ino1].size) ); old_dent := mkdentry(str, entries0[str]); old_dent_inode := getinode(mkdentry(str, entries0[str]).ino, dirs, files); afs_rename#(; old_inode, new_inode, old_dent_inode, new_dent_inode, old_dent, new_dent, err, dirs, files; asynced); if dent.dentry? then vfs_put_inode#(new_dent_inode, of, asynced; err, dirs, files)}⟫ (of-cons(of, dirs, files) ∧ afs-cons(dirs, files)), p_inode.ino = ROOT_INO, p_inode.size = 0, entries0[str] ∈ dirs, q + str ' ⊑ q0 + str0 '

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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