these 6 derivations will be built:
  /nix/store/0jpixj59pj9c1ibqzz5zwymf79yqpk1y-iets-0.1.0.drv
  /nix/store/vpdcbcffw4hjl1c7nfl7cmvy41cikrh6-closure-info.drv
  /nix/store/z2aw9kw88h81ira6p1rlqikl07pgif0h-test-script.drv
  /nix/store/b3llyjlxsnbp7rg3ridk3hcg39as5xpy-driverConfiguration.json.drv
  /nix/store/h34g2cxyxckcpqd981f06p6dipivasil-nixos-test-driver-iets-prefetch-e2e.drv
  /nix/store/vrya5jw99p0fv53dvgg8h1j80zfcxvbz-container-test-run-iets-prefetch-e2e.drv