this derivation will be built:
  /nix/store/jkwjj6w3s7d628l072b9rxxs6fp1sx4j-treefmt-check.drv
building '/nix/store/jkwjj6w3s7d628l072b9rxxs6fp1sx4j-treefmt-check.drv'
treefmt-check> traversed 387 files
treefmt-check> emitted 186 files for processing
treefmt-check> formatted 186 files (0 changed) in 1.009s

post-build step Upload to niks3: ok
time=2026-09-18T08:25:20.378Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-18T08:25:20.954Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-18T08:25:21.019Z level=INFO msg="Upload complete. (660ms)"