these 5 derivations will be built:
  /nix/store/63hrm90g04alspsgx6gvisv79gxllgyg-nix-grpc-e2e.drv
  /nix/store/cvmjbjqcdnwhkhhwzzfaxyn427xcggwi-test-script.drv
  /nix/store/wypalwxphh0ripr2915hmhbxn6dqdanz-driverConfiguration.json.drv
  /nix/store/nlmaqvfpq0mm04bf9ciz5jk9y4am3vxd-nixos-test-driver-nix-grpc-store-acme-substituter.drv
  /nix/store/vfxrpfxi8qj2jr52xm4xwl5kja6d2xik-vm-test-run-nix-grpc-store-acme-substituter.drv