these 2 derivations will be built:
  /nix/store/5piifkzgn0kw6iif24767wxhbk4bs94n-iets-fuzzers-0.0.0.drv
  /nix/store/s8ka8c2hl6rxzmdwcdvk0765w4my7s6a-iets-fuzz-drv-eval-check.drv