these 3 derivations will be built:
  /nix/store/3hrnp6qikf56bf5y09zi81jkx97lh2ir-iets-fuzzers-0.0.0.drv
  /nix/store/fi1j333d0bs7gprixsis5w7lla6fhlyw-iets-fuzz-diff-0.0.0.drv
  /nix/store/9wvhqyidbi8xmsam999im5iymw5ldc80-iets-fuzz-drv-eval-check.drv