this derivation will be built:
  /nix/store/nwp2ky9q1jj1rk2l9s46rp3lknd8rj4s-treefmt-check.drv
building '/nix/store/nwp2ky9q1jj1rk2l9s46rp3lknd8rj4s-treefmt-check.drv'
treefmt-check> traversed 458 files
treefmt-check> emitted 320 files for processing
treefmt-check> formatted 320 files (0 changed) in 26.348s

post-build step Upload to niks3: ok
time=2026-08-30T18:20:33.685Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-30T18:20:34.129Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-30T18:20:34.560Z level=INFO msg="Upload complete. (1.481s)"