these 9 derivations will be built:
  /nix/store/kkb4n5j9gblhlaa66rkzbwjlx3ckd352-Cargo.toml.drv
  /nix/store/bsjvc85vzpiphc0r6yag2zh2kbqynh4k-source.drv
  /nix/store/8wmliw8njnc93wifgkn9s35642b3665w-iets-deps-0.1.0.drv
  /nix/store/s1nngg6l1853bndmizkzq9sfz10kg66j-iets-0.1.0.drv
  /nix/store/r7ryxdlv75j832c7v7chi87aybvfm1av-closure-info.drv
  /nix/store/wqs1b9hnb1mc32wxf7pp0qrlfdlnvrv4-test-script.drv
  /nix/store/basqhd9gxqjipfmynkba9cgxy2cflhwr-driverConfiguration.json.drv
  /nix/store/n2pfjqz3l17phj6zvs9c0l24p1vgp658-nixos-test-driver-iets-build-e2e.drv
  /nix/store/w518066c4ba38gdplxgda8f1s07s88gh-container-test-run-iets-build-e2e.drv