these 3 derivations will be built:
  /nix/store/w5rd8dgpyaig0zxxajdyiz83a5fx0fzi-iets-fuzz-diff-0.0.0.drv
  /nix/store/zpqz1prl1agq9p0z3ys0yqg0rxjvp2y9-iets-fuzzers-0.0.0.drv
  /nix/store/j3ds9ik75y6r32y0kdwrzhlypba1zjpm-iets-fuzz-nar-check.drv