these 3 derivations will be built:
  /nix/store/3i43g6z5k932bxj0s7jq6vkhfc0dax5c-iets-fuzz-diff-0.0.0.drv
  /nix/store/g8z96vyxafx6c39a3bi575p1di01am6f-iets-fuzzers-0.0.0.drv
  /nix/store/sj2x344p5yp9w87px3yprfw3xm5r5hp7-iets-fuzz-drv-eval-check.drv