these 3 derivations will be built:
  /nix/store/a1vy5nrhn8n62pnwpbp5crixngv5k5bw-iets-fuzz-diff-0.0.0.drv
  /nix/store/f8anllvhz5rllnx2rmwpx1mdd9nxzmwk-iets-fuzzers-0.0.0.drv
  /nix/store/pv70r22ykkyks2ws9ynmnavn2k9yjc81-iets-fuzz-nar-check.drv