these 4 derivations will be built:
  /nix/store/rfp3sql17l128kdqnliw2xy8g1z5i13l-etc-nix-registry.json.drv
  /nix/store/vfnvna52wnm6qj8mrdgl1ci9jfbhzknv-etc.drv
  /nix/store/7pwxfh3bsmanf9nqr3zprhlabj7g7ypf-activate.drv
  /nix/store/1fyg7qsfc2ahsamy6dpx3xxd5xbdzlsf-nixos-system-taps-26.11.20260727.fc72407.drv
building '/nix/store/rfp3sql17l128kdqnliw2xy8g1z5i13l-etc-nix-registry.json.drv'
building '/nix/store/vfnvna52wnm6qj8mrdgl1ci9jfbhzknv-etc.drv'
building '/nix/store/7pwxfh3bsmanf9nqr3zprhlabj7g7ypf-activate.drv'
building '/nix/store/1fyg7qsfc2ahsamy6dpx3xxd5xbdzlsf-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=2026-08-29T00:16:30.728+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (1321 already cached)"
time=2026-08-29T00:16:30.729+09:00 level=INFO msg="Uploading iq3ig4c04jzwddkdkkn9bsvxfdgwa7n6-etc (99.8KB)"
time=2026-08-29T00:16:30.729+09:00 level=INFO msg="Uploading x6jg9wp4a1b5169jajz6j9xvw1546z29-etc-nix-registry.json (416B)"
time=2026-08-29T00:16:30.729+09:00 level=INFO msg="Uploading wcn4874g9kxbp0ka6zzhficcbmh48pwx-source (3.9MB)"
time=2026-08-29T00:16:30.729+09:00 level=INFO msg="Uploading 7biqq1kw34b7r356lazc8wy4zhn4n77j-nixos-system-taps-26.11.20260727.fc72407 (248.7KB)"
time=2026-08-29T00:16:31.928+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-08-29T00:16:32.576+09:00 level=INFO msg="Upload complete. (2.281s)"