these 3 derivations will be built:
  /nix/store/db5fiqgpa8ilv4dhqlnbm97j3qiicmfg-home-manager-path.drv
  /nix/store/3ml895gyvqzk99fk0bjs96s0sznzpn3m-activation-script.drv
  /nix/store/xydrjq7rd98xkinks692151yxnk4wrrc-home-manager-generation.drv