this derivation will be built:
  /nix/store/m7ry01las6w9cfqc4yrifkn92mnd8krx-treefmt-check.drv
building '/nix/store/m7ry01las6w9cfqc4yrifkn92mnd8krx-treefmt-check.drv'
treefmt-check> traversed 258 files
treefmt-check> emitted 138 files for processing
treefmt-check> formatted 138 files (0 changed) in 789ms

post-build step Upload to niks3: ok
time=2026-09-09T04:14:01.543Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-09T04:14:02.114Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-09T04:14:02.358Z level=INFO msg="Upload complete. (837ms)"