this derivation will be built:
  /nix/store/ik9ggjq96b2wkvl9lljh78dkgi7lh18l-treefmt-check.drv
building '/nix/store/ik9ggjq96b2wkvl9lljh78dkgi7lh18l-treefmt-check.drv'
treefmt-check> traversed 341 files
treefmt-check> emitted 165 files for processing
treefmt-check> formatted 165 files (0 changed) in 932ms

post-build step Upload to niks3: ok
time=2026-09-17T14:46:20.878Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-17T14:46:21.536Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-17T14:46:22.131Z level=INFO msg="Upload complete. (1.272s)"