these 6 derivations will be built:
  /nix/store/88qb866aj9y0qqy17hc2cxx7674ij3i0-iets-0.1.0.drv
  /nix/store/qq0ig25fh0gck0d5fdzkr6m1yj594jl3-closure-info.drv
  /nix/store/c3gflg53j0rany921kc4b4kygll647ia-test-script.drv
  /nix/store/gx1kcahng0iqz67d891ry0z0sq6pypz7-driverConfiguration.json.drv
  /nix/store/5xknl0z6l56sr1khc962gznn8g0hr37a-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/mx0l3k1s2zqvmhglw2cm08h1vy1s91d0-container-test-run-iets-grpc-e2e.drv