these 3 derivations will be built:
  /nix/store/q6ngvw71ajfpmfyixv49hi0ywsba73v3-home-manager-path.drv
  /nix/store/9cdsv9my0rl38qva69nwgljjhrkz242d-activation-script.drv
  /nix/store/jm69lgm43jk2g2i14m6w6q3h1bnkmy42-home-manager-generation.drv