this derivation will be built:
  /nix/store/rjc5w1cnsh5jk1g8w7lxgy6rzfxxaky8-treefmt-check.drv
building '/nix/store/rjc5w1cnsh5jk1g8w7lxgy6rzfxxaky8-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 566 files
treefmt-check> emitted 376 files for processing
treefmt-check> formatted 376 files (0 changed) in 1.211s

post-build step Upload to niks3: ok
time=2026-09-01T11:10:35.710Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-01T11:10:35.954Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T11:10:36.054Z level=INFO msg="Upload complete. (440ms)"