these 3 derivations will be built:
  /nix/store/y0cl8p3ad30n5nz3cfq7z70nqam6py6c-home-manager-path.drv
  /nix/store/w4gdsa965dsapkqs7fl08wwbf7i5h1ki-activation-script.drv
  /nix/store/jmff8q2asjixa8802lyaqh607w2qxncv-home-manager-generation.drv