these 6 derivations will be built:
  /nix/store/37l3cw5awml4l0bdhvjfgdsdr0c66ykd-iets-0.1.0.drv
  /nix/store/bmnkvj24i855i9zl6abqmmywnwg4qy2b-closure-info.drv
  /nix/store/klkqz970abihp9smb0c94835klym3j7v-test-script.drv
  /nix/store/l5abz1g5vp3h7y16gs6bmnih73zpvnm7-driverConfiguration.json.drv
  /nix/store/bny3f29vn3083263sdcbg673241zig94-nixos-test-driver-iets-flaketest.drv
  /nix/store/5sr5gc9nijcyc242h2gv35j231pdymv9-container-test-run-iets-flaketest.drv