these 5 derivations will be built:
  /nix/store/mz27gw9scrmqnj2xr32x03wp26s6l7ny-nix-grpc-e2e.drv
  /nix/store/i58mlyjcxjrqclf5bmrga3s7wkvz3p1a-test-script.drv
  /nix/store/449sa3w63lsgyrprgk5lgqh8imra9jdy-driverConfiguration.json.drv
  /nix/store/bmjw2xf3z7v8r1rm9ndh43dgn6fpfh7z-nixos-test-driver-nix-grpc-store-main.drv
  /nix/store/9hp87kkyfr7pyiqz822hprwc5a8072j7-vm-test-run-nix-grpc-store-main.drv