this derivation will be built:
  /nix/store/v2fjk4fjkns2ah0w00kdpkhiqfj2dih5-treefmt-check.drv
building '/nix/store/v2fjk4fjkns2ah0w00kdpkhiqfj2dih5-treefmt-check.drv'
treefmt-check> traversed 457 files
treefmt-check> emitted 319 files for processing
treefmt-check> formatted 319 files (0 changed) in 18.362s

post-build step Upload to niks3: ok
time=2026-08-29T13:41:28.592Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-29T13:41:29.131Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T13:41:29.566Z level=INFO msg="Upload complete. (1.058s)"