these 7 derivations will be built:
  /nix/store/dzmwj8k56i3bq67mq4hk0bjf47vdyj1h-syn-3.0.3.drv
  /nix/store/xfgjlcwy0l9crvqzarp7q9cc9ja265a2-cargo-vendor-dir.drv
  /nix/store/wsy22yxw9ap6ks6w2c7z19m5ms0cfd2y-nix-diff-0.1.0.drv
  /nix/store/g5acf8w4056gi59xwz4hpcwr411lhssp-home-manager-path.drv
  /nix/store/ja6lmaz0127d051qivfhc9gizj3rbwci-activation-script.drv
  /nix/store/wap2arp76iyz2f56i3fivpvwf9j8yfbk-home-manager-files.drv
  /nix/store/l3g912f6s6k8ismlrfzw3cqdq4kk4ig0-home-manager-generation.drv