these 4 derivations will be built:
  /nix/store/nf1pzh97v9bjmwqs1lh39hjraqv12g2v-pi.drv
  /nix/store/p5xf1x4nbjwdf0pwa53sdb1131qqvmn3-home-manager-path.drv
  /nix/store/xz0sqvzjk4pgnazvrmnkbpkcjrkdd4da-activation-script.drv
  /nix/store/3rp1bgv9cij6fzfc3m73ahbl85if0xz0-home-manager-generation.drv