these 6 derivations will be built:
  /nix/store/jihiacxw39ziis07i30ira656bpg60wa-iets-0.1.0.drv
  /nix/store/kz4a2i958wbw275x07196h0a4dfgry3q-closure-info.drv
  /nix/store/ww4qrbw5vghlhn4m8xbb0sjk0b9yffzy-test-script.drv
  /nix/store/2fq4k8cdwyj6dkvpkqx28cmn090ld27j-driverConfiguration.json.drv
  /nix/store/c7ylb2cswf2aahsg31rw1jj76m8mzrfi-nixos-test-driver-iets-build-e2e.drv
  /nix/store/jqp7kqzdyscidp447lhvc68hipja9xay-container-test-run-iets-build-e2e.drv