these 4 derivations will be built:
  /nix/store/2340ai8frylm4m4j8f35bjiq26ib9qr8-system-units.drv
  /nix/store/3z2r8shzdxqavhv3b1jkyrszw0dl31zs-etc.drv
  /nix/store/zjwwjaawqd4pbxbvq4dh5621c0nl25gh-activate.drv
  /nix/store/7nsvwh3g2dkznfaj6ax256dlvyv4kl4g-nixos-system-gk4-26.11.20261101.0bb2eed.drv
building '/nix/store/2340ai8frylm4m4j8f35bjiq26ib9qr8-system-units.drv'
building '/nix/store/3z2r8shzdxqavhv3b1jkyrszw0dl31zs-etc.drv'
building '/nix/store/zjwwjaawqd4pbxbvq4dh5621c0nl25gh-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/7nsvwh3g2dkznfaj6ax256dlvyv4kl4g-nixos-system-gk4-26.11.20261101.0bb2eed.drv'
nixos-system-gk4-26.11.20261101.0bb2eed> structuredAttrs is enabled

upload niks3: ok

post-build step niks3 pin: ok

post-build step LAN mirror trigger: ok