these 3 derivations will be built:
  /nix/store/66jg580bs24c1ghqzifsfcs6z9x10rrn-iets-fuzzers-0.0.0.drv
  /nix/store/pb1w1rjb1ijjy9z8ilwcsrhj9vdh79yx-iets-fuzz-diff-0.0.0.drv
  /nix/store/7ffsgykra1dgxv1r58ji65l8w61hm2cw-iets-fuzz-drv-eval-check.drv