this derivation will be built:
  /nix/store/g026mni1dzfv3d0fd5fhfnbc1wk8idsl-treefmt-check.drv
building '/nix/store/g026mni1dzfv3d0fd5fhfnbc1wk8idsl-treefmt-check.drv'
treefmt-check> traversed 458 files
treefmt-check> emitted 320 files for processing
treefmt-check> formatted 320 files (0 changed) in 21.397s

post-build step Upload to niks3: ok
time=2026-08-31T19:18:32.122Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-31T19:18:32.525Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-31T19:18:32.872Z level=INFO msg="Upload complete. (1.191s)"