these 3 derivations will be built:
  /nix/store/2jvgi73g70h2rfim2fnrimz00gkv2g26-iets-fuzz-diff-0.0.0.drv
  /nix/store/93vz137jr0q0qbri6wcnpkki3ddsnppq-iets-fuzzers-0.0.0.drv
  /nix/store/cp69wyyywn8q41xmpshycxhqvqhvq1q4-iets-fuzz-eval-check.drv