these 6 derivations will be built:
  /nix/store/j7pzmk6n6wzdnlc3g5xhwzlgprj3j463-iets-0.1.0.drv
  /nix/store/d0k625w3xipsgm50ws9q2fjwjibzlr1x-closure-info.drv
  /nix/store/pwdll7zzakpr54fyxnipaflci8ygx7bz-test-script.drv
  /nix/store/axnjxkld1vasgiy8cqv4slvpcilf68nl-driverConfiguration.json.drv
  /nix/store/lpks39jlg99yks3n352cl9y9kgw2g36z-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/49adml0mh6jx37swshdrv87pm1hjr4y3-container-test-run-iets-grpc-e2e.drv