     PHASE │ run
  DIRECTOR │ Launched worker 0
     START │ ./plan.py
      FAIL │ ./plan.py
────────────────────────────────── Step info ───────────────────────────────────
Command               ./plan.py
Return code           1
──────────────────────────────── Standard error ────────────────────────────────
Traceback (most recent call last):
  File "${CASE}/./plan.py", line ---, in <module>
    static("subdir")
  File "${PWD}/stepup/core/api.py", line ---, in static
    check_inp_paths(su_paths)
  File "${PWD}/stepup/core/api.py", line ---, in check_inp_paths
    raise ValueError(f"{message}: {inp_path}")
ValueError: Directory without trailing separator: subdir
────────────────────────────────────────────────────────────────────────────────
   WARNING │ 1 step(s) failed, see error messages above
   WARNING │ Skipping cleanup due to incomplete build.
  WORKFLOW │ Dumped to .stepup/workflow.mpk.xz
     PHASE │ watch
  DIRECTOR │ Stopping workers.
  DIRECTOR │ See you!
