these 6 derivations will be built:
  /nix/store/7aizim903q93kmscya093w4i9yhyafp5-iets-0.1.0.drv
  /nix/store/xdwg3r5zw1jlm59kmn3ndyrmp3s7p1fj-closure-info.drv
  /nix/store/mfmi1nc654jkca8zlqzrn0x0z0cxh0bk-test-script.drv
  /nix/store/vzc946yy8mazsgswkzaq74ha8c0mi7az-driverConfiguration.json.drv
  /nix/store/hjaajw6717xppnv39ikghrg8k9msvhsx-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/kdxwr775mhv7zv0kkr72h1jwgigj71w6-container-test-run-iets-plumbing-e2e.drv