these 6 derivations will be built:
  /nix/store/i0905g305xbivhmbgxn8zk2r4jnqcil6-iets-0.1.0.drv
  /nix/store/1ifm86ylja6jr3j697kq8s75prz65c95-closure-info.drv
  /nix/store/wk8xkcrp7bvffj7qc1sgmglqih3fks65-test-script.drv
  /nix/store/pbhwp5wb3b2bg8viqy0lp0v57cim5pl8-driverConfiguration.json.drv
  /nix/store/k1kkz23f1q8i7d2kwgqxw4k103v84cgy-nixos-test-driver-iets-prefetch-e2e.drv
  /nix/store/a58c6bxy35936aavrlvm7hlqdg8d04zy-container-test-run-iets-prefetch-e2e.drv