these 4 derivations will be built:
  /nix/store/d5rsqldgc4v257g8hzg4a299hp3idpbq-etc-nix-registry.json.drv
  /nix/store/z3ls63ijfcx9lb5d0fynimbgrj66cd9l-etc.drv
  /nix/store/vjqwq7w3xwc23pygd3sb5a8k3whcf0sw-activate.drv
  /nix/store/xh2306yh39wy5k2nicskc9zmwgs6dld3-nixos-system-cask-26.11.20260916.bb79322.drv
building '/nix/store/z3ls63ijfcx9lb5d0fynimbgrj66cd9l-etc.drv'
building '/nix/store/vjqwq7w3xwc23pygd3sb5a8k3whcf0sw-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/xh2306yh39wy5k2nicskc9zmwgs6dld3-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=2026-10-01T00:22:47.737+09:00 level=INFO msg="Uploading 2 paths to niks3.mulatta.io (1036 already cached)"
time=2026-10-01T00:22:47.737+09:00 level=INFO msg="Uploading 1cdsr7dk1dps4nms3j3rrpj3231haa8i-nixos-system-cask-26.11.20260916.bb79322 (248.7KB)"
time=2026-10-01T00:22:47.737+09:00 level=INFO msg="Uploading nwnr05vgsqnfqiv5d6hbdcd5mn3759p8-etc (105.7KB)"
time=2026-10-01T00:22:48.244+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-10-01T00:22:48.631+09:00 level=INFO msg="Upload complete. (1.172s)"