these 6 derivations will be built:
  /nix/store/b88dfw6pl3hzx9ikm2vc63gi9wqq8xif-iets-0.1.0.drv
  /nix/store/2y9l34y9qcxhns3z3b6l6rvzbn9nmpsr-closure-info.drv
  /nix/store/l78r2wrn1j0p5dvmfjmxzldwz8hyapzk-test-script.drv
  /nix/store/9xljmpaw05igqca5b86r8k64w8nc2hiy-driverConfiguration.json.drv
  /nix/store/grpib3634k4vcf62kw0fb491y1gi79qi-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/3nwvl8lfw8hig0bszk9bxh67n36fidk4-container-test-run-iets-plumbing-e2e.drv