these 4 derivations will be built:
  /nix/store/kqyjlvq22n9i49sdx5cbynf9ykar24ik-iets-0.2.0.drv
  /nix/store/shvpvi1h079fvwzznwgmzwmiqdww2qhn-iets-fuzz-diff-0.0.0.drv
  /nix/store/6dyqsvczk2sdb5rn5hbv62rwji096ms0-iets-conformance-adapter.drv
  /nix/store/8qma6ygyz2dlmzk343j1zw0ca5a07336-nix-conformance-iets.drv