this derivation will be built: /nix/store/5mfy2ci5kixaywq2zjq5p1189z4acg5c-nixos-system-fnuc-26.11.20261103.1d06008.drv building '/nix/store/5mfy2ci5kixaywq2zjq5p1189z4acg5c-nixos-system-fnuc-26.11.20261103.1d06008.drv' nixos-system-fnuc-26.11.20261103.1d06008> structuredAttrs is enabled upload niks3: ok post-build step niks3 pin: ok post-build step LAN mirror trigger: ok