this derivation will be built:
  /nix/store/f0pm9bhg9wwnp80vidv7ygn9ikz62s9g-treefmt-check.drv
building '/nix/store/f0pm9bhg9wwnp80vidv7ygn9ikz62s9g-treefmt-check.drv'
treefmt-check> traversed 531 files
treefmt-check> emitted 288 files for processing
treefmt-check> formatted 288 files (0 changed) in 1.413s

post-build step Upload to niks3: ok
time=2026-09-22T05:09:31.649Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-22T05:09:32.122Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-22T05:09:32.308Z level=INFO msg="Upload complete. (680ms)"