  WORKFLOW │ Loaded from .stepup/workflow.mpk.xz
     PHASE │ run
  DIRECTOR │ Launched worker 0
    NOSKIP │ ./plan.py
──────────────────────────── Changes causing rerun ─────────────────────────────
Modified step hash   extended, digest 20bbb647 ➜ c4b2f903, inp_digset 20bbb647 ➜ c4b2f903
Modified env var     ENV_VAR_TEST_STEPUP_PREFIX ='README' ➜ ='FOO'
────────────────────────────── Remained the same ───────────────────────────────
Same inp hash        ./
Same inp hash        plan.py
────────────────────────────────────────────────────────────────────────────────
     START │ ./plan.py
   SUCCESS │ ./plan.py
     START │ grep variable FOO.md ${ENV_VAR_TEST_STEPUP_PREFIX}.txt > FOO-stdout.txt 2> FOO-stderr.txt
   SUCCESS │ grep variable FOO.md ${ENV_VAR_TEST_STEPUP_PREFIX}.txt > FOO-stdout.txt 2> FOO-stderr.txt
     CLEAN │ README-stdout.txt
     CLEAN │ README-stderr.txt
  WORKFLOW │ Dumped to .stepup/workflow.mpk.xz
     PHASE │ watch
  DIRECTOR │ Stopping workers.
  DIRECTOR │ See you!
