this derivation will be built:
  /nix/store/sfvfkj65x5qbmswwxsfrchk3vb4xxrbf-treefmt-check.drv
building '/nix/store/sfvfkj65x5qbmswwxsfrchk3vb4xxrbf-treefmt-check.drv'
treefmt-check> traversed 453 files
treefmt-check> emitted 316 files for processing
treefmt-check> formatted 316 files (0 changed) in 17.834s

post-build step Upload to niks3: ok
time=2026-08-27T06:47:15.653Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-27T06:47:16.109Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-27T06:47:16.508Z level=INFO msg="Upload complete. (935ms)"