  DIRECTOR │ Launched worker 0
     PHASE │ run
     START │ ./plan.py
   SUCCESS │ ./plan.py
     START │ cp input.txt output.txt
   SUCCESS │ cp input.txt output.txt
  WORKFLOW │ Dumped to .stepup/workflow.mpk.xz
     PHASE │ watch
   DELETED │ input.txt
     PHASE │ run
   WARNING │ 1 step remains pending due to incomplete requirements
───────────────────────────────── PENDING Step ─────────────────────────────────
Command               cp input.txt output.txt
Working directory     ./
Inputs        STATIC  ./
             MISSING  input.txt
Outputs      PENDING  output.txt
────────────────────────────────────────────────────────────────────────────────
   WARNING │ Skipping cleanup due to incomplete build.
  WORKFLOW │ Dumped to .stepup/workflow.mpk.xz
     PHASE │ watch
   UPDATED │ input.txt
     PHASE │ run
     START │ cp input.txt output.txt
   SUCCESS │ cp input.txt output.txt
  WORKFLOW │ Dumped to .stepup/workflow.mpk.xz
     PHASE │ watch
  DIRECTOR │ Stopping workers.
  DIRECTOR │ See you!
