these 3 derivations will be built:
  /nix/store/9rrbm5kznway4w74s9lcsk6mkkjay8n9-iets-fuzzers-0.0.0.drv
  /nix/store/xzvh5wbwmy9iqfsg1yb660pvf02npfif-iets-fuzz-diff-0.0.0.drv
  /nix/store/6d1ca9jpxcal4y2zqppsizg8k3vydz8c-iets-fuzz-parse-check.drv