these 4 derivations will be built:
  /nix/store/b2vgnp5pfridd9jpdjsy8v36ji6kfixy-etc-nix-registry.json.drv
  /nix/store/ai7dgw9gp5knplkpyk8fzw7nasqdg29l-etc.drv
  /nix/store/k7g6xb4bzdjzl3c69jgnn0w5h1a48dak-activate.drv
  /nix/store/d33blgsmyk1fxi6bch24sigy5nph47g0-nixos-system-cask-26.11.20260727.fc72407.drv
building '/nix/store/b2vgnp5pfridd9jpdjsy8v36ji6kfixy-etc-nix-registry.json.drv'
building '/nix/store/ai7dgw9gp5knplkpyk8fzw7nasqdg29l-etc.drv'
building '/nix/store/k7g6xb4bzdjzl3c69jgnn0w5h1a48dak-activate.drv'
building '/nix/store/d33blgsmyk1fxi6bch24sigy5nph47g0-nixos-system-cask-26.11.20260727.fc72407.drv'
nixos-system-cask-26.11.20260727.fc72407> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-09-01T13:21:02.468+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (1341 already cached)"
time=2026-09-01T13:21:02.468+09:00 level=INFO msg="Uploading s5wq7qvmrijg5pb87pn7xyllqk4jc2dk-etc-nix-registry.json (416B)"
time=2026-09-01T13:21:02.468+09:00 level=INFO msg="Uploading 0rrdvjl72qps9i7dz98q2sb1gxm50m9l-nixos-system-cask-26.11.20260727.fc72407 (248.6KB)"
time=2026-09-01T13:21:02.468+09:00 level=INFO msg="Uploading 74h0z11yqpbr1y2aq9qjmvnkvry9vrkv-etc (104.2KB)"
time=2026-09-01T13:21:02.468+09:00 level=INFO msg="Uploading 696gqm8aw9p2mal3yz6six6r8acbg61m-source (4.0MB)"
time=2026-09-01T13:21:04.058+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-01T13:21:04.607+09:00 level=INFO msg="Upload complete. (2.438s)"