these 3 derivations will be built:
  /nix/store/ynaj29xbwypln2d62wxi5w9zwf8k5y5y-etc.drv
  /nix/store/zlvdvk1cvna12jjll2rfjk5vxky43qbs-activate.drv
  /nix/store/31lsm9l32gzjk0wr2fzd6a5xp7hajlgn-nixos-system-cask-26.11.20260727.fc72407.drv
building '/nix/store/ynaj29xbwypln2d62wxi5w9zwf8k5y5y-etc.drv'
building '/nix/store/zlvdvk1cvna12jjll2rfjk5vxky43qbs-activate.drv'
building '/nix/store/31lsm9l32gzjk0wr2fzd6a5xp7hajlgn-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=2026-09-03T23:21:14.695+09:00 level=INFO msg="Uploading 2 paths to niks3.mulatta.io (1339 already cached)"
time=2026-09-03T23:21:14.695+09:00 level=INFO msg="Uploading p7gmw86wwambi48jhvjw8ah18fi63lav-etc (104.0KB)"
time=2026-09-03T23:21:14.695+09:00 level=INFO msg="Uploading 9d7ygxlfqqyxsziaz2pqwmja00kksvmm-nixos-system-cask-26.11.20260727.fc72407 (248.6KB)"
time=2026-09-03T23:21:16.288+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-03T23:21:17.223+09:00 level=INFO msg="Upload complete. (2.834s)"