these 4 derivations will be built:
  /nix/store/9b6dvqpgxdmzkl367a4i0688sq3dl6bm-etc-nix-registry.json.drv
  /nix/store/4iwmz986afkmkh8i7ad05rrqwg6xm1kb-etc.drv
  /nix/store/6ly3lwwi40lp2j3pkmhyshsc7naa8vka-activate.drv
  /nix/store/hp96c457sgc1gj494kyv58rhik57m1w5-nixos-system-cask-26.11.20260916.bb79322.drv
building '/nix/store/4iwmz986afkmkh8i7ad05rrqwg6xm1kb-etc.drv'
building '/nix/store/6ly3lwwi40lp2j3pkmhyshsc7naa8vka-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/hp96c457sgc1gj494kyv58rhik57m1w5-nixos-system-cask-26.11.20260916.bb79322.drv'
nixos-system-cask-26.11.20260916.bb79322> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-10-01T20:28:06.436+09:00 level=INFO msg="Uploading 2 paths to niks3.mulatta.io (1036 already cached)"
time=2026-10-01T20:28:06.436+09:00 level=INFO msg="Uploading 2mvjm9vdh8q0v62z8kfljnq13h3z9ll6-etc (105.7KB)"
time=2026-10-01T20:28:06.436+09:00 level=INFO msg="Uploading wb6y47p4lgdz8hjh27cw60i3xnl4j3lh-nixos-system-cask-26.11.20260916.bb79322 (248.7KB)"
time=2026-10-01T20:28:07.016+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-10-01T20:28:07.362+09:00 level=INFO msg="Upload complete. (1.196s)"