these 4 derivations will be built:
  /nix/store/zfnnrqjmi8nr1z5asz95scd5h6wwgr97-etc-nix-registry.json.drv
  /nix/store/cyhlv5yaj35jwflsxdpal5fwakjmamqv-etc.drv
  /nix/store/fpp6bp1lq5lci11g4amik1nlwp6bljw2-activate.drv
  /nix/store/ikmp5qmacpmwfmcfd8jzmsrwg2nivh47-nixos-system-taps-26.11.20260727.fc72407.drv
building '/nix/store/zfnnrqjmi8nr1z5asz95scd5h6wwgr97-etc-nix-registry.json.drv'
building '/nix/store/cyhlv5yaj35jwflsxdpal5fwakjmamqv-etc.drv'
building '/nix/store/fpp6bp1lq5lci11g4amik1nlwp6bljw2-activate.drv'
building '/nix/store/ikmp5qmacpmwfmcfd8jzmsrwg2nivh47-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=2026-08-29T19:32:02.078+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (688 already cached)"
time=2026-08-29T19:32:02.078+09:00 level=INFO msg="Uploading phb3a1whs3br68z6yrhcc3ar9wh0xfhm-nixos-system-taps-26.11.20260727.fc72407 (248.6KB)"
time=2026-08-29T19:32:02.078+09:00 level=INFO msg="Uploading 5jrzdqc8q76mn9zrc95c8xwxdl7srkbk-source (4.0MB)"
time=2026-08-29T19:32:02.078+09:00 level=INFO msg="Uploading nbiw7r5212jpdn60pnp5gykq8xrwbnww-etc-nix-registry.json (416B)"
time=2026-08-29T19:32:02.078+09:00 level=INFO msg="Uploading nrrhn0cc5yb37p2iim7nlw0yp8vg5hgr-etc (45.3KB)"
time=2026-08-29T19:32:03.234+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-08-29T19:32:03.746+09:00 level=INFO msg="Upload complete. (1.903s)"