these 4 derivations will be built:
  /nix/store/9wqqaig0s5qngw4q6mqywbbr81m1hghq-etc-nix-registry.json.drv
  /nix/store/9ldhl01jrpyp524znh011fb3vcwml937-etc.drv
  /nix/store/fpxda0najp1448nl20iqs90rfm371rl4-activate.drv
  /nix/store/ysmsagyrfhc2c2lwnx4paqpmwj97nphb-nixos-system-cask-26.11.20260908.043b053.drv
building '/nix/store/9ldhl01jrpyp524znh011fb3vcwml937-etc.drv'
building '/nix/store/fpxda0najp1448nl20iqs90rfm371rl4-activate.drv'
building '/nix/store/ysmsagyrfhc2c2lwnx4paqpmwj97nphb-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=2026-09-15T13:17:44.200+09:00 level=INFO msg="Uploading 2 paths to niks3.mulatta.io (1138 already cached)"
time=2026-09-15T13:17:44.200+09:00 level=INFO msg="Uploading 6ma1yy2bzc1xs5n6yispdnl71g9syrfc-etc (105.3KB)"
time=2026-09-15T13:17:44.200+09:00 level=INFO msg="Uploading 7mqap63hbypyrmw3kyiwb6rbf96r63a8-nixos-system-cask-26.11.20260908.043b053 (248.7KB)"
time=2026-09-15T13:17:45.740+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-15T13:17:46.478+09:00 level=INFO msg="Upload complete. (2.562s)"