these 3 derivations will be built:
  /nix/store/a94d9rjl0v27m54k338gjrrnjp9bdyig-home-manager-path.drv
  /nix/store/5cd8acm7y1vzvw46mafgcpblaypb8xwj-activation-script.drv
  /nix/store/6cfqmpcziqkbqij22w476gwnjshn27v6-home-manager-generation.drv