these 3 derivations will be built:
  /nix/store/022w1pib5dvlffzpiwlyxqpjfq9mwdh3-iets-fuzzers-0.0.0.drv
  /nix/store/a9bf5xjgc37frdgvdfq3cz904ghzf0j0-iets-fuzz-diff-0.0.0.drv
  /nix/store/n1dmqm4pmhsrxcc2nfja4vsjpzp3skzj-iets-fuzz-parse-check.drv