these 4 derivations will be built:
  /nix/store/syflqs3zklfdsp1m1slx0xr57i685m2k-system-units.drv
  /nix/store/9259psxqn5kgxvd6732d5r3mxc0m3s4g-etc.drv
  /nix/store/vlcl4aqrdd4p560mmz1yjcijv6r0m1ry-activate.drv
  /nix/store/fhayzb87hawc5lhrpn5jbwyjdsjwm3dd-nixos-system-gk4-26.11.20261103.1d06008.drv