these 3 derivations will be built:
  /nix/store/hkddxl3iqirsh06c21ymgqg36ppb1gcf-iets-fuzzers-0.0.0.drv
  /nix/store/snhh7x4z44spacck8mpnmj7yx23kca50-iets-fuzz-diff-0.0.0.drv
  /nix/store/vr4mb7zbxqlag9n84yv74zh1ym6dh5r7-iets-fuzz-drv-check.drv