this derivation will be built:
  /nix/store/494hslckyzm8gcy2xbl0q5r08dfgmlaq-treefmt-check.drv
building '/nix/store/494hslckyzm8gcy2xbl0q5r08dfgmlaq-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 549 files
treefmt-check> emitted 369 files for processing
treefmt-check> formatted 369 files (0 changed) in 1.012s

post-build step Upload to niks3: ok
time=2026-09-02T10:34:16.601Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-02T10:34:16.822Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-02T10:34:17.633Z level=INFO msg="Upload complete. (1.057s)"