  WORKFLOW │ Loaded from .stepup/workflow.mpk.xz
     PHASE │ run
  DIRECTOR │ Launched worker 0
      SKIP │ ./plan.py
───────────────────────────── No changes observed ──────────────────────────────
Same step hash       extended, digest 97a2efee, inp_digset 97a2efee
Same inp hash        ./
Same inp hash        plan.py
────────────────────────────────────────────────────────────────────────────────
     START │ ./plan.py  # wd=sub/
   SUCCESS │ ./plan.py  # wd=sub/
     START │ touch done.txt  # wd=sub/
   SUCCESS │ touch done.txt  # wd=sub/
  WORKFLOW │ Dumped to .stepup/workflow.mpk.xz
     PHASE │ watch
  DIRECTOR │ Stopping workers.
  DIRECTOR │ See you!
