these 3 derivations will be built:
  /nix/store/9fli4f3lhdag9wx9x9ciqmrxd629l6fg-iets-fuzzers-0.0.0.drv
  /nix/store/h9p4xn70d446b3chis3yfz7153n8f8cj-iets-fuzz-diff-0.0.0.drv
  /nix/store/maqjnx6gq0fg748nqbb2mkggsk92skxq-iets-fuzz-eval-check.drv