this derivation will be built:
  /nix/store/7v11qj7sm117a3ln0imngpf1y6bdg4p2-treefmt-check.drv
building '/nix/store/7v11qj7sm117a3ln0imngpf1y6bdg4p2-treefmt-check.drv'
treefmt-check> traversed 436 files
treefmt-check> emitted 304 files for processing
treefmt-check> formatted 304 files (0 changed) in 12.089s

post-build step Upload to niks3: ok
time=2026-08-17T08:20:21.500Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-17T08:20:21.860Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-17T08:20:22.178Z level=INFO msg="Upload complete. (777ms)"