these 4 derivations will be built:
  /nix/store/mk3lw7vyaian6si5qd2hgk6gwqf9l94a-etc-nix-registry.json.drv
  /nix/store/pp2iz14dcpry9mj9vlgvw9hn8chva9ja-etc.drv
  /nix/store/s4s0mgqaqnlvhfcln3xl1x559s2lk3pc-activate.drv
  /nix/store/yh58vhs3hgd0x4jdpki9s8aywwv04f8k-nixos-system-cask-26.11.20260908.043b053.drv
building '/nix/store/pp2iz14dcpry9mj9vlgvw9hn8chva9ja-etc.drv'
building '/nix/store/s4s0mgqaqnlvhfcln3xl1x559s2lk3pc-activate.drv'
building '/nix/store/yh58vhs3hgd0x4jdpki9s8aywwv04f8k-nixos-system-cask-26.11.20260908.043b053.drv'
nixos-system-cask-26.11.20260908.043b053> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-09-10T00:12:53.082+09:00 level=INFO msg="Uploading 2 paths to niks3.mulatta.io (1128 already cached)"
time=2026-09-10T00:12:53.082+09:00 level=INFO msg="Uploading s3fixxg62vswk8b2lp0g2c1b49agiw77-etc (105.3KB)"
time=2026-09-10T00:12:53.082+09:00 level=INFO msg="Uploading xfaqr6b4r9a90grjnkc7ymy0y2ww1v5a-nixos-system-cask-26.11.20260908.043b053 (248.7KB)"
time=2026-09-10T00:12:54.616+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-10T00:12:55.595+09:00 level=INFO msg="Upload complete. (2.846s)"