these 3 derivations will be built:
  /nix/store/71v9dkpw2ccvpj5v89az2yr4mvw98y6q-iets-fuzzers-0.0.0.drv
  /nix/store/b44p271sydhl8ms301djyl4v7haxzjpx-iets-fuzz-diff-0.0.0.drv
  /nix/store/zz9xn3ra8facb9ycg97ycg898s9jhpqw-iets-fuzz-drv-check.drv