this derivation will be built:
  /nix/store/pbhr4dsmiq4y4hxsvn0sidjy77awc7if-treefmt-check.drv
building '/nix/store/pbhr4dsmiq4y4hxsvn0sidjy77awc7if-treefmt-check.drv'
treefmt-check> traversed 473 files
treefmt-check> emitted 245 files for processing
treefmt-check> formatted 245 files (0 changed) in 1.221s

post-build step Upload to niks3: ok
time=2026-09-18T19:46:33.862Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-18T19:46:34.125Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-18T19:46:34.584Z level=INFO msg="Upload complete. (750ms)"