these 3 derivations will be built:
  /nix/store/n33s9ssmdpyyzdvmy6mhvydnllamdxl3-iets-fuzz-diff-0.0.0.drv
  /nix/store/w74aps601zyfm0whp3dh41ph5gam06v2-iets-fuzzers-0.0.0.drv
  /nix/store/31xyq2w7k0smcnbj0l9jqpvv40w85pqd-iets-fuzz-wire-check.drv