this derivation will be built:
  /nix/store/zg23kw29li5lgf3c6fqaify1x4ipw5z6-treefmt-check.drv
building '/nix/store/zg23kw29li5lgf3c6fqaify1x4ipw5z6-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 36 files
treefmt-check> emitted 27 files for processing
treefmt-check> formatted 27 files (0 changed) in 62ms

post-build step Route build to niks3: ok
Pushing mulatta/uv2nix-env to https://niks3.mulatta.io
time=2026-09-29T19:45:27.156+09:00 level=INFO msg="Uploading 0 paths to niks3.mulatta.io (1 already cached)"
time=2026-09-29T19:45:27.660+09:00 level=INFO msg="Uploading 1 narinfos"
time=2026-09-29T19:45:28.077+09:00 level=INFO msg="Upload complete. (999ms)"