this derivation will be built:
  /nix/store/62r2lnfdg6n9gwfzp7j383fpzv0h8gfb-treefmt-check.drv
building '/nix/store/62r2lnfdg6n9gwfzp7j383fpzv0h8gfb-treefmt-check.drv'
treefmt-check> traversed 437 files
treefmt-check> emitted 312 files for processing
treefmt-check> formatted 312 files (0 changed) in 2.821s

post-build step Upload to niks3: ok
time=2026-08-14T00:34:01.149Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T00:34:01.479Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T00:34:01.782Z level=INFO msg="Upload complete. (738ms)"