these 3 derivations will be built:
  /nix/store/73npdrhg3vjlw3lj264ysar57h3sla7j-iets-fuzzers-0.0.0.drv
  /nix/store/8gvc19sfbcf47y7fbdy8vqdsc9rvs1b9-iets-fuzz-diff-0.0.0.drv
  /nix/store/nj8hrxx9z5xvgswbr971r74grnnyfzqn-iets-fuzz-eval-check.drv