these 4 derivations will be built:
  /nix/store/4g2gavadcxxfpn6p0f5dz97zgxxjmg9j-system-units.drv
  /nix/store/vf7slcc7cddm4m4hhcdv99r64g5np6av-etc.drv
  /nix/store/s5l8kjfw62adk2ybn17yrjax8jwn2l93-activate.drv
  /nix/store/9qa110jy5iwdr2q0vgl50laq5g6n90b2-nixos-system-rofl-12-26.11.20261027.31ecbac.drv