these 3 derivations will be built:
  /nix/store/hvnrrawh0jq8g5mlkmbzqmk0zhkhr5q5-home-manager-path.drv
  /nix/store/y6dp0abyrwd8p4j4v86rmpqba3mcncw0-activation-script.drv
  /nix/store/gzqjqmym95v3rsp8nl3bamylmhh37gxw-home-manager-generation.drv