this derivation will be built:
  /nix/store/8r8y2yxc5dvaspp16c2vdyc2v8hns5h3-treefmt-check.drv
building '/nix/store/8r8y2yxc5dvaspp16c2vdyc2v8hns5h3-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 560 files
treefmt-check> emitted 369 files for processing
treefmt-check> formatted 369 files (0 changed) in 933ms

post-build step Upload to niks3: ok
time=2026-09-02T16:21:00.656Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-02T16:21:01.506Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-02T16:21:01.577Z level=INFO msg="Upload complete. (953ms)"