these 4 derivations will be built:
  /nix/store/4rjk92hwvaqj31kv6zm3wg4gdgkvbnxx-etc-nix-registry.json.drv
  /nix/store/1xkf3qnrirv35ypndxcy8232na5w68nv-etc.drv
  /nix/store/mpjvfmy11qdmr8d784jq20vyk99kpnvq-activate.drv
  /nix/store/yr25pf4mzamk32v51n5ci0qfznqii85s-nixos-system-taps-26.11.20260916.bb79322.drv
building '/nix/store/4rjk92hwvaqj31kv6zm3wg4gdgkvbnxx-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/1xkf3qnrirv35ypndxcy8232na5w68nv-etc.drv'
building '/nix/store/mpjvfmy11qdmr8d784jq20vyk99kpnvq-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/yr25pf4mzamk32v51n5ci0qfznqii85s-nixos-system-taps-26.11.20260916.bb79322.drv'
nixos-system-taps-26.11.20260916.bb79322> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-09-29T13:17:49.378+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (714 already cached)"
time=2026-09-29T13:17:49.378+09:00 level=INFO msg="Uploading cxgvzq40vs9mzz8fbdsp24cdhd8z29w1-etc (46.8KB)"
time=2026-09-29T13:17:49.378+09:00 level=INFO msg="Uploading n2v9pwp86gnwn8lm0icp3hzrrllcz5r7-nixos-system-taps-26.11.20260916.bb79322 (248.7KB)"
time=2026-09-29T13:17:49.378+09:00 level=INFO msg="Uploading i8b7dbha0r7gsb5vyadpr7pi4vhlccji-source (2.8MB)"
time=2026-09-29T13:17:49.378+09:00 level=INFO msg="Uploading a04jbicg1f7610asm2vkgjsm94bv83hi-etc-nix-registry.json (416B)"
time=2026-09-29T13:17:49.857+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-29T13:17:50.264+09:00 level=INFO msg="Upload complete. (1.085s)"