these 6 derivations will be built:
  /nix/store/l71h95lnka6i4hi4x41qf0sy4n500720-iets-0.1.0.drv
  /nix/store/1ycchcpi0mawxfnmpcfc5za2rsmfx8yw-closure-info.drv
  /nix/store/frq8nfam5l9hhfswa1vb0qsb83wbgngi-test-script.drv
  /nix/store/pq2a6hivaaalxlv5qwjp0xm1cfas5nmc-driverConfiguration.json.drv
  /nix/store/8dffwbrz2dgr1gzxhpswv8ayj4wykgfj-nixos-test-driver-iets-flaketest.drv
  /nix/store/17l7364jkh98j742p39b6xbkhy6ny254-container-test-run-iets-flaketest.drv