these 2 derivations will be built:
  /nix/store/cyn2dmm48rj97nc36gjkj3qdfmgqr4rb-iets-fuzzers-0.0.0.drv
  /nix/store/vqnfx9gi3d67mxjsqyq7ps8g8jll8i37-iets-fuzz-drv-check.drv