these 3 derivations will be built:
  /nix/store/c7pn9rs9p0ilvg50699z3vfv74lgh7mf-iets-fuzzers-0.0.0.drv
  /nix/store/zlsz5mp0gpclvg5j28xc5r3zjzb7ay1a-iets-fuzz-diff-0.0.0.drv
  /nix/store/cnh8bl3npy2j8kanaaxk720bb1h603lh-iets-fuzz-nar-check.drv