these 3 derivations will be built:
  /nix/store/55r1assmhsbkbdii0xrlrxqc6z750lxk-iets-fuzzers-0.0.0.drv
  /nix/store/8s6bra5ld0qq9k87l47q5n9ifn4n76xy-iets-fuzz-diff-0.0.0.drv
  /nix/store/kpvlxyq4ljzidk4v50lq742rfncbs1gh-iets-fuzz-drv-eval-check.drv