these 3 derivations will be built:
  /nix/store/hnkvlhx20pf9da8vjg5zj6vxlbc5npbm-treefmt.toml.drv
  /nix/store/8pjv4rii2rblm3ziisbz0bvzcdqzf6iq-treefmt.drv
  /nix/store/winlsybbf7hvjqr8jjq32g5y9p8kcy1i-treefmt-check.drv
this path will be fetched (6.0 MiB download, 18.4 MiB unpacked):
  /nix/store/47k26k98v32x56rxiqawdk5qk0r0b6w1-rustfmt-1.97.1
building '/nix/store/hnkvlhx20pf9da8vjg5zj6vxlbc5npbm-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/8pjv4rii2rblm3ziisbz0bvzcdqzf6iq-treefmt.drv'
building '/nix/store/winlsybbf7hvjqr8jjq32g5y9p8kcy1i-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 69ms

post-build step Route build to niks3: ok
Pushing mulatta/zhost to https://niks3.mulatta.io
time=2026-09-03T06:45:17.371+09:00 level=INFO msg="Uploading 0 paths to niks3.mulatta.io (1 already cached)"
time=2026-09-03T06:45:18.252+09:00 level=INFO msg="Uploading 1 narinfos"
time=2026-09-03T06:45:18.855+09:00 level=INFO msg="Upload complete. (1.683s)"