these 6 derivations will be built:
  /nix/store/9904hs7yma8h2fniyxr7dag1h0zdixdz-iets-0.1.0.drv
  /nix/store/k22g7l21cxdqx9d3a3cjkpp7yp60lskx-closure-info.drv
  /nix/store/z247xc78chj12cv6fhqdw6h17rr1g1sp-test-script.drv
  /nix/store/r5jp8na39x2g5w6dfj38xjzp2zlmwlna-driverConfiguration.json.drv
  /nix/store/i9zm308xc9na1bdjb112z9r04azmg9lk-nixos-test-driver-iets-flaketest.drv
  /nix/store/07n32zrwackj9c04hfy5lw01fvky3fjc-container-test-run-iets-flaketest.drv