this derivation will be built:
  /nix/store/nfdg1yk4lq93x20jcfbfn4yl4m52bn2m-treefmt-check.drv
building '/nix/store/nfdg1yk4lq93x20jcfbfn4yl4m52bn2m-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 13.821s

post-build step Upload to niks3: ok
time=2026-08-23T21:18:12.758Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-23T21:18:13.117Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-23T21:18:13.447Z level=INFO msg="Upload complete. (746ms)"