these 3 derivations will be built:
  /nix/store/7c5bdxgd8g562srdjqd0f77j6ksdlfzi-iets-fuzzers-0.0.0.drv
  /nix/store/px5iqqr3si7ipvzhp5ip4nihl4xng5cj-iets-fuzz-diff-0.0.0.drv
  /nix/store/4zpw1ym3kv7hdqxp52p4ba5vv0skyi58-iets-fuzz-parse-check.drv