these 3 derivations will be built:
  /nix/store/lam51s83gykm3x96a2jlwb46mmwmgxz8-iets-fuzz-diff-0.0.0.drv
  /nix/store/pgkyyhpbg5b561lbd4vi940rvm1jd1jp-iets-fuzzers-0.0.0.drv
  /nix/store/8k83wnqmjiv2bn1s0jxz8lm393fddhc7-iets-fuzz-drv-eval-check.drv