these 6 derivations will be built:
  /nix/store/4sdj4jakwy4rsjhsdp0bsmbvi808zk0w-iets-0.1.0.drv
  /nix/store/lhzzwna6fi4l0sh9lbi0nf45mcahmgcd-closure-info.drv
  /nix/store/w073m80wq16qsvr7q22741zxh8am6giz-test-script.drv
  /nix/store/vxn4fqb5gpf8wf8p9fzf7yy15lv4na9q-driverConfiguration.json.drv
  /nix/store/6s1g5h8i6siki7bc7m0d3hgndx1fwcl8-nixos-test-driver-iets-prefetch-e2e.drv
  /nix/store/rsch72af86qfqfgjdc18r6q0w14nmg10-container-test-run-iets-prefetch-e2e.drv