these 3 derivations will be built:
  /nix/store/6yg2ysv8b1a3cg733wxhd1gv646fgirl-iets-fuzzers-0.0.0.drv
  /nix/store/7i5xf3vzblx5sf03s2in7ikz6ydgwyx4-iets-fuzz-diff-0.0.0.drv
  /nix/store/1bm52nrxs5258iqpjx3vnmrax5xkgzr2-iets-fuzz-nar-check.drv