this derivation will be built:
  /nix/store/0qgyzn1cs1j2jgh6c93s0c562jyama0w-treefmt-check.drv
building '/nix/store/0qgyzn1cs1j2jgh6c93s0c562jyama0w-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 565 files
treefmt-check> emitted 374 files for processing
treefmt-check> formatted 374 files (0 changed) in 859ms

post-build step Upload to niks3: ok
time=2026-09-03T10:09:22.082Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-03T10:09:22.574Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-03T10:09:23.525Z level=INFO msg="Upload complete. (1.487s)"