these 3 derivations will be built:
  /nix/store/d8ahr8pkvmrjdn7h94y0zp6gvai8m01h-iets-fuzz-diff-0.0.0.drv
  /nix/store/jjkqqhk960kib327y6gr1gwvjhbgpm3k-iets-fuzzers-0.0.0.drv
  /nix/store/j2937ia7s7jy9qlxh9g6avph1ahd4rjg-iets-fuzz-parse-check.drv