this derivation will be built:
  /nix/store/s4m3n28r8gzagd7yj4z8qz6rhxib5v0f-treefmt-check.drv
building '/nix/store/s4m3n28r8gzagd7yj4z8qz6rhxib5v0f-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 30 files
treefmt-check> emitted 26 files for processing
treefmt-check> formatted 26 files (0 changed) in 70ms

post-build step Route build to niks3: ok
Pushing mulatta/zhost to https://niks3.mulatta.io
time=2026-08-26T21:34:55.678+09:00 level=INFO msg="Uploading 0 paths to niks3.mulatta.io (1 already cached)"
time=2026-08-26T21:34:56.238+09:00 level=INFO msg="Uploading 1 narinfos"
time=2026-08-26T21:34:56.755+09:00 level=INFO msg="Upload complete. (1.156s)"