these 6 derivations will be built:
  /nix/store/j7pzmk6n6wzdnlc3g5xhwzlgprj3j463-iets-0.1.0.drv
  /nix/store/sa724lny6k8f6spl357ij2zbg1k7kgbd-closure-info.drv
  /nix/store/dhhk3kay7c7v76fk75m6y2cm1qr8qk7g-test-script.drv
  /nix/store/wc703q8nvlaixrvbb4pb3v4jfd74p7ab-driverConfiguration.json.drv
  /nix/store/7qy911mmn0rv82l79m1xqx7p94calpn5-nixos-test-driver-iets-classic-e2e.drv
  /nix/store/96da8h98qxiw73gnsxr7ndx861hpkqbw-container-test-run-iets-classic-e2e.drv