this derivation will be built:
  /nix/store/cr2bdm3k5ffla9w963vapmf0fmhrix03-treefmt-check.drv
building '/nix/store/cr2bdm3k5ffla9w963vapmf0fmhrix03-treefmt-check.drv'
treefmt-check> traversed 211 files
treefmt-check> emitted 109 files for processing
treefmt-check> formatted 109 files (0 changed) in 627ms

post-build step Upload to niks3: ok
time=2026-08-19T21:14:32.256Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-08-19T21:14:32.781Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-19T21:14:32.986Z level=INFO msg="Upload complete. (751ms)"