| dirs[entries0[str]] = mkdir(m1, md0, # links(entries0[str], dirs), m4, ∅), dirs[m] = mkdir(m0, md, # links(m, dirs), m2, entries0), afs-cons(dirs, files), entries0[str] ∈ dirs, str ∈ entries0, m ∈ dirs, ⌊err0⌋ , links(m, dirs) ≠ ∅ ∨ m = ROOT_INO ⊦ ⟪asynced := ?⟫ true, entries0[str] = ROOT_INO |