these 3 derivations will be built:
  /nix/store/87hzppr5ysdy6mqb1f14b5ply2rvrigm-iets-fuzz-diff-0.0.0.drv
  /nix/store/ywcx795r61z97amixd6q873lmcq4jbs9-iets-fuzzers-0.0.0.drv
  /nix/store/a519cldgfzalx26q6dy41h34g1dwmz0m-iets-fuzz-eval-check.drv