these 3 derivations will be built:
  /nix/store/wlbmwbravd7g75l26cjnr0ivghp9ky3z-home-manager-path.drv
  /nix/store/wws7a3ml82b6n22lifznpr9d8yjs4qj8-activation-script.drv
  /nix/store/fk59kh61ipp4abzky0kdrshm1dfdag25-home-manager-generation.drv