these 4 derivations will be built:
  /nix/store/cc2qc8lzhja325fzgm36m85dzdsj76xf-etc-nix-registry.json.drv
  /nix/store/98mr7v7bbn51b176qxhlzyjb069dh92y-etc.drv
  /nix/store/j44sjw4i3n7jb3nhyyv70qln3myzjd32-activate.drv
  /nix/store/lxiri31znb7a0abzsmjk1n3wh38w7yyy-nixos-system-taps-26.11.20260916.bb79322.drv
building '/nix/store/cc2qc8lzhja325fzgm36m85dzdsj76xf-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/98mr7v7bbn51b176qxhlzyjb069dh92y-etc.drv'
building '/nix/store/j44sjw4i3n7jb3nhyyv70qln3myzjd32-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/lxiri31znb7a0abzsmjk1n3wh38w7yyy-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=2026-10-01T20:03:20.928+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (714 already cached)"
time=2026-10-01T20:03:20.928+09:00 level=INFO msg="Uploading bd2kzjzmi04gspzznxnhk657bhxx03c6-etc-nix-registry.json (416B)"
time=2026-10-01T20:03:20.928+09:00 level=INFO msg="Uploading x8x2g1h0yjzizz11xf3lr0v83lwsk7wh-nixos-system-taps-26.11.20260916.bb79322 (248.7KB)"
time=2026-10-01T20:03:20.928+09:00 level=INFO msg="Uploading n719xm5gjn0a978m4zs4scxmsvyw4dd8-source (2.2MB)"
time=2026-10-01T20:03:20.928+09:00 level=INFO msg="Uploading z5xx9xxp86g67vfbnjn228ql47fykgsc-etc (46.8KB)"
time=2026-10-01T20:03:21.955+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-10-01T20:03:22.608+09:00 level=INFO msg="Upload complete. (1.96s)"