this derivation will be built:
  /nix/store/9i0di6mkwsqacb3mh3qyrn0wrv8pb73g-treefmt-check.drv
building '/nix/store/9i0di6mkwsqacb3mh3qyrn0wrv8pb73g-treefmt-check.drv'
treefmt-check> traversed 427 files
treefmt-check> emitted 299 files for processing
treefmt-check> formatted 299 files (0 changed) in 2.367s

post-build step Upload to niks3: ok
time=2026-08-15T00:22:21.484Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-15T00:22:21.792Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-15T00:22:22.041Z level=INFO msg="Upload complete. (624ms)"