this derivation will be built:
  /nix/store/588fjjcqc8g93xaw528v2da8qf9snkn9-treefmt-check.drv
building '/nix/store/588fjjcqc8g93xaw528v2da8qf9snkn9-treefmt-check.drv'
treefmt-check> traversed 440 files
treefmt-check> emitted 306 files for processing
treefmt-check> formatted 306 files (0 changed) in 2.225s

post-build step Upload to niks3: ok
time=2026-08-19T14:59:44.770Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-19T14:59:45.334Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-19T14:59:45.708Z level=INFO msg="Upload complete. (1.009s)"