these 3 derivations will be built:
  /nix/store/4nkpii2zlqz1nzljz2n352ybbgxnxfhj-home-manager-path.drv
  /nix/store/sh2b96s9nkk62l1z8lkfl2a8f1jgzns3-activation-script.drv
  /nix/store/71hs322fq6c4lp648jknv4w2vl7g694i-home-manager-generation.drv