these 4 derivations will be built:
  /nix/store/1ldk552xcnjncmxm6grndfcs3av96cga-etc-nix-registry.json.drv
  /nix/store/j3zzc35vhjfjjxl0vxrv3b29cyzymmfg-etc.drv
  /nix/store/5d4grjjg43bpm2cb6nz1mpkgfnyhjg7k-activate.drv
  /nix/store/khy204gfzgav8rhkdsb9lkgvd3ajm27h-nixos-system-cask-26.11.20260916.bb79322.drv
building '/nix/store/1ldk552xcnjncmxm6grndfcs3av96cga-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/j3zzc35vhjfjjxl0vxrv3b29cyzymmfg-etc.drv'
building '/nix/store/5d4grjjg43bpm2cb6nz1mpkgfnyhjg7k-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/khy204gfzgav8rhkdsb9lkgvd3ajm27h-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=2026-10-01T23:07:58.149+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (1034 already cached)"
time=2026-10-01T23:07:58.149+09:00 level=INFO msg="Uploading zdy08dql7kcw4igjsxag43f49dpj5v7z-source (2.2MB)"
time=2026-10-01T23:07:58.151+09:00 level=INFO msg="Uploading 28ly6gay546g78y0jipkkbq0qqf6146j-nixos-system-cask-26.11.20260916.bb79322 (248.7KB)"
time=2026-10-01T23:07:58.152+09:00 level=INFO msg="Uploading nng8zj1ab3143q61sk2abwm2k9arsh1y-etc (105.7KB)"
time=2026-10-01T23:07:58.155+09:00 level=INFO msg="Uploading 1zn8ysg5pwhx30k8141rni9vwjb8wlpr-etc-nix-registry.json (416B)"
time=2026-10-01T23:07:59.071+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-10-01T23:07:59.650+09:00 level=INFO msg="Upload complete. (2.164s)"