this derivation will be built:
  /nix/store/ff3ar3dk3vidrx8n6dsg2xi8n0q8vbqy-treefmt-check.drv
building '/nix/store/ff3ar3dk3vidrx8n6dsg2xi8n0q8vbqy-treefmt-check.drv'
treefmt-check> traversed 252 files
treefmt-check> emitted 133 files for processing
treefmt-check> formatted 133 files (0 changed) in 786ms

post-build step Upload to niks3: ok
time=2026-09-02T09:01:03.734Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-02T09:01:04.735Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-02T09:01:05.037Z level=INFO msg="Upload complete. (1.323s)"