these 6 derivations will be built:
  /nix/store/vs7h9kn28cg90whp1bmpf9h8669v3xs3-iets-0.1.0.drv
  /nix/store/8375sl1953yd1xpmd3dga8y9rpzyfdpm-closure-info.drv
  /nix/store/vw0z2wm63cpiqynvz86ni3vj2rvh3vq0-test-script.drv
  /nix/store/74pscpffx357l6ni7rla5kf587iy2z40-driverConfiguration.json.drv
  /nix/store/jzmxx8nly6vrg7j1zpm0h4va0l1cd5x2-nixos-test-driver-iets-flaketest.drv
  /nix/store/myiv6zyncks27pmifmck579plzsdkvxg-container-test-run-iets-flaketest.drv