this derivation will be built:
  /nix/store/ba7j4ak92q8y9wz6xry2bf8y7sq30vm9-treefmt-check.drv
building '/nix/store/ba7j4ak92q8y9wz6xry2bf8y7sq30vm9-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 18.212s

post-build step Upload to niks3: ok
time=2026-08-22T04:26:32.423Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-22T04:26:32.842Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-22T04:26:33.215Z level=INFO msg="Upload complete. (891ms)"