these 4 derivations will be built:
  /nix/store/1qrn1n7rx7ljxbjn44m3dkhdrmclk9hm-etc-nix-registry.json.drv
  /nix/store/dfrc0763jxg6diw6xwn592gvlpkl7v0b-etc.drv
  /nix/store/q2rxf6xvk4k75n7imfwzp406pydgnjs9-activate.drv
  /nix/store/jw27pqgcsm0p1m0lsi38aahx5k12a3y4-nixos-system-taps-26.11.20260916.bb79322.drv
building '/nix/store/1qrn1n7rx7ljxbjn44m3dkhdrmclk9hm-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/dfrc0763jxg6diw6xwn592gvlpkl7v0b-etc.drv'
building '/nix/store/q2rxf6xvk4k75n7imfwzp406pydgnjs9-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/jw27pqgcsm0p1m0lsi38aahx5k12a3y4-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=2026-10-01T23:33:21.144+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (714 already cached)"
time=2026-10-01T23:33:21.144+09:00 level=INFO msg="Uploading 4pxx5bp1h5kqb17vl46vcak57s740y69-source (2.2MB)"
time=2026-10-01T23:33:21.144+09:00 level=INFO msg="Uploading v3k4hdvj1w67jglb6hf4i58w05kdccwa-nixos-system-taps-26.11.20260916.bb79322 (248.7KB)"
time=2026-10-01T23:33:21.144+09:00 level=INFO msg="Uploading ldpkbima07gmlyc1l079b64mslkqjm88-etc (46.8KB)"
time=2026-10-01T23:33:21.144+09:00 level=INFO msg="Uploading w0wrfla4l2rariwklg60rzjgjilgcwpa-etc-nix-registry.json (416B)"
time=2026-10-01T23:33:21.724+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-10-01T23:33:22.302+09:00 level=INFO msg="Upload complete. (1.367s)"