these 3 derivations will be built:
  /nix/store/80ybg8cpxmi1cj3f1i2ns7zg0i12zbax-home-manager-path.drv
  /nix/store/rbghya635pj7yrgxzwn6p8ggm1d0jqhz-activation-script.drv
  /nix/store/x70ilc314v07wrfzlfyyya5appwnn2d3-home-manager-generation.drv