these 4 derivations will be built:
  /nix/store/qw2iyhgzpd2fmwkd4nlw2yrfwgfzs7mx-test-script.drv
  /nix/store/5g7hgs8p1smm4hjrf8gq5j9a9paybpxw-driverConfiguration.json.drv
  /nix/store/bw4d9gycszy48z3yzm6fb2sa30al3pr1-nixos-test-driver-iets-flaketest.drv
  /nix/store/gkdbw2njri8wibwv9545cx7yhvv0zsnc-container-test-run-iets-flaketest.drv