these 3 derivations will be built:
  /nix/store/19mmk8kkm71pmw49pyljw73zq8m3np3k-home-manager-path.drv
  /nix/store/zqxcp5y5h0wld644j8gdzn2fxmrziwsg-activation-script.drv
  /nix/store/0mw83hnhb1g16hvx75v9f91ya0dyz137-home-manager-generation.drv