this derivation will be built:
  /nix/store/x2gin0cpvwwk870ick0hab5s8k8vvx81-treefmt-check.drv
building '/nix/store/x2gin0cpvwwk870ick0hab5s8k8vvx81-treefmt-check.drv'
treefmt-check> traversed 427 files
treefmt-check> emitted 299 files for processing
treefmt-check> formatted 299 files (0 changed) in 16.905s

post-build step Upload to niks3: ok
time=2026-08-14T18:36:52.534Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T18:36:52.923Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T18:36:53.230Z level=INFO msg="Upload complete. (775ms)"