these 3 derivations will be built:
  /nix/store/ar6yrqv0rcb9zvlamjgjp37xznimzxq9-iets-fuzz-diff-0.0.0.drv
  /nix/store/kbr744yl9v4w514r7lq3qh00n8scrzlr-iets-fuzzers-0.0.0.drv
  /nix/store/cw400k19rhgrrfnjdzk440lq9hy9sn14-iets-fuzz-drv-eval-check.drv