these 3 derivations will be built:
  /nix/store/bwsngymhalvgzk8kb820f5qp6hmna3vv-iets-fuzzers-0.0.0.drv
  /nix/store/s11vpyrb6hcs78827vzy3yvavqk24vqw-iets-fuzz-diff-0.0.0.drv
  /nix/store/jm8hh5rlcg97fnxv73ix5p3sfjyx5hy9-iets-fuzz-nar-check.drv