these 4 derivations will be built:
  /nix/store/b238ahl4jpaanz9yipzc0vlcab1jkzp5-etc-nix-registry.json.drv
  /nix/store/5bmyzizpcdbfipch0ic95r4r92hqr7gz-etc.drv
  /nix/store/aj38j7ji738x37vikyznnbf7aib0n34w-activate.drv
  /nix/store/h1j0vf12mqhnq0yxpypi9dw53r4kaqdw-nixos-system-cask-26.11.20260908.043b053.drv
building '/nix/store/5bmyzizpcdbfipch0ic95r4r92hqr7gz-etc.drv'
building '/nix/store/aj38j7ji738x37vikyznnbf7aib0n34w-activate.drv'
building '/nix/store/h1j0vf12mqhnq0yxpypi9dw53r4kaqdw-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=2026-09-15T13:13:36.553+09:00 level=INFO msg="Uploading 2 paths to niks3.mulatta.io (1138 already cached)"
time=2026-09-15T13:13:36.553+09:00 level=INFO msg="Uploading vfzvc1xhj15aglnfa64gphrsgmp411bn-etc (105.3KB)"
time=2026-09-15T13:13:36.553+09:00 level=INFO msg="Uploading dy9xrxjhb1d1k3hf60g8q6ns9s1acs1r-nixos-system-cask-26.11.20260908.043b053 (248.7KB)"
time=2026-09-15T13:13:38.077+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-15T13:13:38.940+09:00 level=INFO msg="Upload complete. (2.699s)"