these 6 derivations will be built:
  /nix/store/gyw6n2i6q8b69rwz2fidbacxhca69jfs-iets-0.1.0.drv
  /nix/store/rqh3g0xvpi13c85nw06lkyq1j6a0si5k-closure-info.drv
  /nix/store/r8ysv8kmxzhz9a840aqnighcysrf2k8b-test-script.drv
  /nix/store/2xplagqc8an7fi06z88x0pbz729v5jl6-driverConfiguration.json.drv
  /nix/store/7b2vrmn272ywn9pkwj5c7fgvmb7m65l8-nixos-test-driver-iets-evaljobs-flags.drv
  /nix/store/9y3dhhw80bbkl7z4y9c3icjw170pvl22-container-test-run-iets-evaljobs-flags.drv