these 5 derivations will be built:
  /nix/store/0g5zdqxbhqacycibjawwc79s4b1wyqa9-closure-info.drv
  /nix/store/kajyiyiddxrsm6zn6nvw2lf68gqbc6n1-test-script.drv
  /nix/store/mb50c7ivcp87a8712an1fkw6gjc12ay3-driverConfiguration.json.drv
  /nix/store/gppx1gs5v2giimlipb0fzpa2r9iqsmna-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/ylslrj1pfhrvv29l2vz0ngp7nfb967j2-container-test-run-iets-grpc-e2e.drv