these 3 derivations will be built:
  /nix/store/f1msl8ha0843xw830jjikp7acmdmil8s-home-manager-path.drv
  /nix/store/5w067irmr4813l5mir5hg51xb6r9mw78-activation-script.drv
  /nix/store/q3i3gy960kjvxzkcxz1zaf4dwavrq7iy-home-manager-generation.drv