these 3 derivations will be built:
  /nix/store/74zszjvxh2chfz7fzx71sixp32930fg8-iets-fuzzers-0.0.0.drv
  /nix/store/7n6mizq8bnw5ikzcq0ra7sp26nfdcmk9-iets-fuzz-diff-0.0.0.drv
  /nix/store/m1iq32gdj7874g5xmz3cafhgfd19lp89-iets-fuzz-drv-check.drv