these 3 derivations will be built:
  /nix/store/iaj38pgzblkgs69cs5nq4jj2civ4pcna-home-manager-path.drv
  /nix/store/q5zlala9hwva01jnj1rxfhj8k8gmy6jx-activation-script.drv
  /nix/store/yw9a1angq73kj4xd8n8k1fy6wp8g01f0-home-manager-generation.drv