this derivation will be built:
  /nix/store/9y6jf633m7xif8xc9vigbbwg40c4dsyl-treefmt-check.drv
building '/nix/store/9y6jf633m7xif8xc9vigbbwg40c4dsyl-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 4.869s

post-build step Upload to niks3: ok
time=2026-08-24T21:15:40.171Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-24T21:15:40.583Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-24T21:15:40.935Z level=INFO msg="Upload complete. (882ms)"