these 3 derivations will be built:
  /nix/store/mci0wv46qhh6syjnpfqh6ij1gp2v14hb-treefmt.toml.drv
  /nix/store/qvsf2rxk20ksiazqpr794ppha78jd7fh-treefmt.drv
  /nix/store/dvw6xwp836aj0hw347pq0vs2b0fyz51g-treefmt-check.drv
building '/nix/store/mci0wv46qhh6syjnpfqh6ij1gp2v14hb-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/qvsf2rxk20ksiazqpr794ppha78jd7fh-treefmt.drv'
building '/nix/store/dvw6xwp836aj0hw347pq0vs2b0fyz51g-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 65ms

post-build step Route build to niks3: ok
Pushing mulatta/uv2nix-env to https://niks3.mulatta.io
time=2026-09-08T19:44:47.785+09:00 level=INFO msg="Uploading 0 paths to niks3.mulatta.io (1 already cached)"
time=2026-09-08T19:44:48.527+09:00 level=INFO msg="Uploading 1 narinfos"
time=2026-09-08T19:44:49.211+09:00 level=INFO msg="Upload complete. (1.5s)"