these 6 derivations will be built:
  /nix/store/pysdg60bxwkp93vkr34wgpjaciwsb4mg-iets-0.1.0.drv
  /nix/store/n1im4d4n2vs29nvsmcdn3drynysv0xnw-closure-info.drv
  /nix/store/9ad67knw6a78g0d635mavv9akqqpnbwf-test-script.drv
  /nix/store/fs3qv77lwzzwdf8zi34k7vhqq927h17r-driverConfiguration.json.drv
  /nix/store/6l3srvfs4ihpzjy2lwclnm492wfxjg74-nixos-test-driver-iets-classic-e2e.drv
  /nix/store/jw5pg259q4yndlm2lghvkxnhgg04rlw9-container-test-run-iets-classic-e2e.drv