this derivation will be built:
  /nix/store/pv3pq0b3hklgzjzz9mc1nz4qvr4j3am0-treefmt-check.drv
building '/nix/store/pv3pq0b3hklgzjzz9mc1nz4qvr4j3am0-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 17.788s

post-build step Upload to niks3: ok
time=2026-08-23T00:18:26.330Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-23T00:18:26.749Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-23T00:18:27.066Z level=INFO msg="Upload complete. (804ms)"