these 3 derivations will be built:
  /nix/store/5rvxk8rk570rgpch8m51h8ywhvpbz17y-home-manager-path.drv
  /nix/store/4j4p2pxnlvcnhg496vr5shh4gxbj4j1n-activation-script.drv
  /nix/store/l44jxk04gb0410k8vsc9slzmnb5gi313-home-manager-generation.drv