these 6 derivations will be built:
  /nix/store/48ckqcqq2h2jkqb2vvpw6nqvnz4jy95d-iets-0.1.0.drv
  /nix/store/127ycz73087ykf1lidymzg6nlcnpqic3-closure-info.drv
  /nix/store/mf17c99hp2kymflyk0zrn1ri2pl0y9nk-test-script.drv
  /nix/store/hy2nyr9awnz64n4xfajz2yl2v7xi8ni8-driverConfiguration.json.drv
  /nix/store/qjydgf60jv4xvx826925r60s3c1zyziz-nixos-test-driver-iets-flaketest.drv
  /nix/store/7valq96a003mxiyky330x582j1bb29g0-container-test-run-iets-flaketest.drv