these 3 derivations will be built:
  /nix/store/d68izw4g5pqy19yid9y79b3dw7pg8v8f-iets-fuzz-diff-0.0.0.drv
  /nix/store/wk6gvzqg2c5gjhdm4i64hdjaa34aws1g-iets-fuzzers-0.0.0.drv
  /nix/store/bjvkj6y0nlg064p7qwmzdvl151ccys8m-iets-fuzz-drv-check.drv