these 4 derivations will be built:
  /nix/store/sf4f4izdcxdh03i8p4slgnk0igciisfs-etc-nix-registry.json.drv
  /nix/store/44pjpzlsk4ixcpj7s2nhy0zglivyyhk4-etc.drv
  /nix/store/dgrszllj5jc3aihcmcwh57pk4ngxm8cq-activate.drv
  /nix/store/fjg1m3h34szyvfws7vawgxvff45a6lg2-nixos-system-cask-26.11.20260916.bb79322.drv
building '/nix/store/44pjpzlsk4ixcpj7s2nhy0zglivyyhk4-etc.drv'
building '/nix/store/dgrszllj5jc3aihcmcwh57pk4ngxm8cq-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/fjg1m3h34szyvfws7vawgxvff45a6lg2-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=2026-10-01T23:29:55.037+09:00 level=INFO msg="Uploading 2 paths to niks3.mulatta.io (1036 already cached)"
time=2026-10-01T23:29:55.038+09:00 level=INFO msg="Uploading hsr6ffhwf88d0ynwaxhgsbjkgdy36v9w-etc (105.7KB)"
time=2026-10-01T23:29:55.038+09:00 level=INFO msg="Uploading cn9ngsinn0rwr2m5wx4g3xmfn9j2bhqn-nixos-system-cask-26.11.20260916.bb79322 (248.7KB)"
time=2026-10-01T23:29:55.521+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-10-01T23:29:55.971+09:00 level=INFO msg="Upload complete. (1.242s)"