  DIRECTOR │ Listening on /tmp/stepup-########/director
  DIRECTOR │ Launched worker 0
     PHASE │ run
     START │ ./plan.py
   SUCCESS │ ./plan.py
     START │ echo hello > a.txt
   SUCCESS │ echo hello > a.txt
   WARNING │ 2 steps remain pending due to blocked steps
──────────────────────────────── Blocked steps ─────────────────────────────────
step:cp -aT a.txt b.txt
────────────────────────────────────────────────────────────────────────────────
   WARNING │ Skipping cleanup due to incomplete build.
  WORKFLOW │ Dumped to .stepup/workflow.mpk.xz
     PHASE │ watch
  DIRECTOR │ Stopping workers.
  DIRECTOR │ See you!
