these 3 derivations will be built:
  /nix/store/m8wmm6cl0lz6fvmx6ld7swikprcj4y00-iets-fuzzers-0.0.0.drv
  /nix/store/xz3w8qsjv8z44g0awj4igdg370g7vz62-iets-fuzz-diff-0.0.0.drv
  /nix/store/nw4f235aiq4xr12sscs5gjlcxnd6cqvr-iets-fuzz-drv-check.drv