these 3 derivations will be built:
  /nix/store/5yxa1szcvc8l37dwkh1g3r7b27xlsmdv-iets-fuzzers-0.0.0.drv
  /nix/store/ixk7c25jbm8mf1q7zz0cmfynrc01pzdw-iets-fuzz-diff-0.0.0.drv
  /nix/store/ybbkhqx7lr3hv5ac90mg89irkpfqvwf6-iets-fuzz-nar-check.drv