this derivation will be built:
  /nix/store/fmqy6l7jssi6fcnp7yd06y6r7y9dx167-treefmt-check.drv
building '/nix/store/fmqy6l7jssi6fcnp7yd06y6r7y9dx167-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 568 files
treefmt-check> emitted 378 files for processing
treefmt-check> formatted 378 files (0 changed) in 850ms

post-build step Upload to niks3: ok
time=2026-09-01T12:32:22.335Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-01T12:32:22.931Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T12:32:23.792Z level=INFO msg="Upload complete. (1.479s)"