these 4 derivations will be built:
  /nix/store/mx1lv17ny6kbf9akqy6q8a0f03y3cn9l-etc-nix-registry.json.drv
  /nix/store/9kf6488q9ym800wr0g7xzdpjyk2xa20z-etc.drv
  /nix/store/lhcpsndj8xzpi8cslvkvqj9614hjw8yd-activate.drv
  /nix/store/dwk3zyck8pc1sn17crsk5k9s0sjq5i4w-nixos-system-taps-26.11.20260916.bb79322.drv
building '/nix/store/mx1lv17ny6kbf9akqy6q8a0f03y3cn9l-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/9kf6488q9ym800wr0g7xzdpjyk2xa20z-etc.drv'
building '/nix/store/lhcpsndj8xzpi8cslvkvqj9614hjw8yd-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/dwk3zyck8pc1sn17crsk5k9s0sjq5i4w-nixos-system-taps-26.11.20260916.bb79322.drv'
nixos-system-taps-26.11.20260916.bb79322> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-10-01T00:04:03.507+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (714 already cached)"
time=2026-10-01T00:04:03.508+09:00 level=INFO msg="Uploading 03ak1bpr3ginmxq75zgyha5sazxbiysi-source (2.9MB)"
time=2026-10-01T00:04:03.508+09:00 level=INFO msg="Uploading czqfvysan3rhfnvdzlznh9b98c4bp434-etc (46.8KB)"
time=2026-10-01T00:04:03.508+09:00 level=INFO msg="Uploading 8hga6lkwwsl9j42k0wwcnrg9864jiq8d-etc-nix-registry.json (416B)"
time=2026-10-01T00:04:03.508+09:00 level=INFO msg="Uploading xxndzgwcksc6ibx15llirv5cwmc86ggl-nixos-system-taps-26.11.20260916.bb79322 (248.7KB)"
time=2026-10-01T00:04:09.141+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-10-01T00:04:13.541+09:00 level=INFO msg="Upload complete. (10.243s)"