this derivation will be built:
  /nix/store/ibyy1ncb2px9wnz6y1c0ss4gpnvwd2m8-treefmt-check.drv
building '/nix/store/ibyy1ncb2px9wnz6y1c0ss4gpnvwd2m8-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 2.473s

post-build step Upload to niks3: ok
time=2026-08-23T18:14:37.874Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-23T18:14:38.343Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-23T18:14:38.733Z level=INFO msg="Upload complete. (929ms)"