this derivation will be built:
  /nix/store/9sdl3q0vmg36g50gk2n90wxnjkamnmk5-treefmt-check.drv
building '/nix/store/9sdl3q0vmg36g50gk2n90wxnjkamnmk5-treefmt-check.drv'
treefmt-check> traversed 386 files
treefmt-check> emitted 185 files for processing
treefmt-check> formatted 185 files (0 changed) in 1.012s

post-build step Upload to niks3: ok
time=2026-09-18T04:01:35.741Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-18T04:01:36.007Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-18T04:01:36.311Z level=INFO msg="Upload complete. (590ms)"