these 4 derivations will be built:
  /nix/store/28kpkv1pbm54rj3cv4n0zifa3pf2r56y-etc-nix-registry.json.drv
  /nix/store/b1i2kxi1vy7dk8vsahc8m4xdafp4dh7y-etc.drv
  /nix/store/32kapvq0p55hylxl6xf426a43a6axibl-activate.drv
  /nix/store/cww6yq479w5hyzagjjllpwmh5yiwc65s-nixos-system-cask-26.11.20260916.bb79322.drv
building '/nix/store/28kpkv1pbm54rj3cv4n0zifa3pf2r56y-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/b1i2kxi1vy7dk8vsahc8m4xdafp4dh7y-etc.drv'
building '/nix/store/32kapvq0p55hylxl6xf426a43a6axibl-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/cww6yq479w5hyzagjjllpwmh5yiwc65s-nixos-system-cask-26.11.20260916.bb79322.drv'
nixos-system-cask-26.11.20260916.bb79322> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-10-02T08:02:14.587+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (1034 already cached)"
time=2026-10-02T08:02:14.587+09:00 level=INFO msg="Uploading c7r9ky0fs029z55s7vzaqxbsc481mrfx-etc-nix-registry.json (416B)"
time=2026-10-02T08:02:14.587+09:00 level=INFO msg="Uploading lradhbppprny46zgm2wwb5r3h9v46n63-etc (105.7KB)"
time=2026-10-02T08:02:14.587+09:00 level=INFO msg="Uploading c7pra19b22i00ssr09iyf5l9sylxj67g-source (2.2MB)"
time=2026-10-02T08:02:14.587+09:00 level=INFO msg="Uploading v8w8109xlk981p6nji7g1rb79yqg34af-nixos-system-cask-26.11.20260916.bb79322 (248.7KB)"
time=2026-10-02T08:02:15.373+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-10-02T08:02:16.086+09:00 level=INFO msg="Upload complete. (1.767s)"