these 3 derivations will be built:
  /nix/store/kw4grwq2a23pvw8j3pl5kc7hgx51dai6-home-manager-path.drv
  /nix/store/yabdzmig34vmswcdkyl1clj4fy4jy8qg-activation-script.drv
  /nix/store/q17pa12sbcpr3pilpz9bb3j3nvwa7k7i-home-manager-generation.drv