these 3 derivations will be built:
  /nix/store/8ywmpsinqbwg13gqcf0ka5f8lswlch8m-iets-fuzzers-0.0.0.drv
  /nix/store/qw5a5igw9lpl6lhdyr2vyb14z504p46p-iets-fuzz-diff-0.0.0.drv
  /nix/store/dg3dk4hvp65crjn5hns8k2f9ycb7sh78-iets-fuzz-drv-eval-check.drv