these 3 derivations will be built:
  /nix/store/33cmlkhdkpz5byw8hij1y3gkdrbl856n-home-manager-path.drv
  /nix/store/wcx25cjqlygpxf1z84sz1fdpkib13qbz-activation-script.drv
  /nix/store/8y5q4cdpnl5fhmbkxcjkj41335nq8000-home-manager-generation.drv