| dirs[entries0[str]] = mkdir(0, md1, # links(entries0[str], dirs), m1, ∅), dirs[ino1] = mkdir(m, md0, # links(ino1, dirs), m2, entries0), c_inode = p_inode0, dent = mkdentry(str, entries0[str]), err = ESUCCESS, inode = mkinode(ino1, md0, true, # links(ino1, dirs), m2, m), p_inode = inode, p_inode0 = mkinode(entries0[str], md1, true, # links(entries0[str], dirs), m1, 0), dom of < ino0, afs-cons(dirs, files), ispath(q, ROOT_INO, ino1, dirs, files), of-cons(of, dirs, files), pw(user, md0), px(user, md0), px-parent(user, q, ROOT_INO, dirs, files), str ∈ entries0, ino1 ∈ dirs, entries0[str] ∈ dirs, links(ino1, dirs) ≠ ∅ ∨ ino1 = ROOT_INO ⊦ [abort] (afs-cons(dirs, files) → ⟪vfs_put_inode#(c_inode, of, asynced; err, dirs, files)⟫ (of-cons(of, dirs, files) ∧ afs-cons(dirs, files))), entries0[str] = ROOT_INO, pre-rmdir(p_inode, c_inode, dent, dirs, files) |