these 4 derivations will be built:
  /nix/store/7s5v1kkig6sz2x2dqrdblj99k8c661a5-etc-nix-registry.json.drv
  /nix/store/j6flcmnma4fgwskbfmccnqqplga4fj6f-etc.drv
  /nix/store/hdcdy3hrc87l4plz72phyy8687hxy9g4-activate.drv
  /nix/store/0447098jnsamw4bda52jbmgcmzy6mh99-nixos-system-taps-26.11.20260727.fc72407.drv
building '/nix/store/7s5v1kkig6sz2x2dqrdblj99k8c661a5-etc-nix-registry.json.drv'
building '/nix/store/j6flcmnma4fgwskbfmccnqqplga4fj6f-etc.drv'
building '/nix/store/hdcdy3hrc87l4plz72phyy8687hxy9g4-activate.drv'
building '/nix/store/0447098jnsamw4bda52jbmgcmzy6mh99-nixos-system-taps-26.11.20260727.fc72407.drv'
nixos-system-taps-26.11.20260727.fc72407> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-08-28T22:21:18.436+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (1325 already cached)"
time=2026-08-28T22:21:18.436+09:00 level=INFO msg="Uploading l0kcyw2fz0a3csi3riba12s96hxayl3l-etc-nix-registry.json (416B)"
time=2026-08-28T22:21:18.437+09:00 level=INFO msg="Uploading 8lb0in0ngrdhd53ch0vqw7ksy4y0d4n5-etc (99.8KB)"
time=2026-08-28T22:21:18.437+09:00 level=INFO msg="Uploading iqwslkpkaw9bqbj04b1z9yj3dyvigzwz-source (3.8MB)"
time=2026-08-28T22:21:18.437+09:00 level=INFO msg="Uploading xj1mbvjgc9krm5rbcwg94mksp50zawmf-nixos-system-taps-26.11.20260727.fc72407 (248.7KB)"
time=2026-08-28T22:21:19.774+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-08-28T22:21:20.561+09:00 level=INFO msg="Upload complete. (2.431s)"