these 6 derivations will be built:
  /nix/store/iprn2rf3b33yga7drscc1avhgavd7qc0-iets-0.1.0.drv
  /nix/store/82shb4phr2442swprdf7jb3mkkvnwy95-closure-info.drv
  /nix/store/alwbvibzgk5zn3j2yh62llypw5ry9ksh-test-script.drv
  /nix/store/11558wjynvc9aansc3lqri6x67h7cd57-driverConfiguration.json.drv
  /nix/store/y9770fjp3qwdbfgb286i7dmz92xnykzp-nixos-test-driver-iets-build-e2e.drv
  /nix/store/mjrmjbs72pf46crgkfiklm8fh34pia5d-container-test-run-iets-build-e2e.drv