these 4 derivations will be built:
  /nix/store/a1ngw83rs0lvnfcrdrgpc4aqbdlhmzar-etc-nix-registry.json.drv
  /nix/store/yd9ygnla85pxr82xq24qda798rf9gw92-etc.drv
  /nix/store/gh3zns3xa7pp5l35xm1wisg9nk9v33wk-activate.drv
  /nix/store/w968za44xd3dwbp47cmpl743rbcls1vm-nixos-system-taps-26.11.20260727.fc72407.drv
building '/nix/store/a1ngw83rs0lvnfcrdrgpc4aqbdlhmzar-etc-nix-registry.json.drv'
building '/nix/store/yd9ygnla85pxr82xq24qda798rf9gw92-etc.drv'
building '/nix/store/gh3zns3xa7pp5l35xm1wisg9nk9v33wk-activate.drv'
building '/nix/store/w968za44xd3dwbp47cmpl743rbcls1vm-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=2026-08-18T14:08:48.543+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (1335 already cached)"
time=2026-08-18T14:08:48.543+09:00 level=INFO msg="Uploading w4ad413kavq4sih6rj1vav9r5zj77s1s-etc (99.1KB)"
time=2026-08-18T14:08:48.543+09:00 level=INFO msg="Uploading aaam07iwv49rdpn3484yivkj41y3kqh9-etc-nix-registry.json (416B)"
time=2026-08-18T14:08:48.543+09:00 level=INFO msg="Uploading qcw0rj18z22ggqbzi6z8kv7ck0xmmwkw-nixos-system-taps-26.11.20260727.fc72407 (248.7KB)"
time=2026-08-18T14:08:48.543+09:00 level=INFO msg="Uploading 51j6v9pfgyh3jdia1xw22hcj61xaqms4-source (3.8MB)"
time=2026-08-18T14:08:49.521+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-08-18T14:08:50.043+09:00 level=INFO msg="Upload complete. (1.834s)"