this derivation will be built:
  /nix/store/91f3zviw00wmgdw30df1m18azq214c1v-treefmt-check.drv
building '/nix/store/91f3zviw00wmgdw30df1m18azq214c1v-treefmt-check.drv'
treefmt-check> traversed 236 files
treefmt-check> emitted 121 files for processing
treefmt-check> formatted 121 files (0 changed) in 721ms

post-build step Upload to niks3: ok
time=2026-08-26T10:03:56.123Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-08-26T10:03:56.971Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-26T10:03:57.036Z level=INFO msg="Upload complete. (932ms)"