these 3 derivations will be built:
  /nix/store/572ghjldqs5krg048gyf9a09zlw8shf6-iets-fuzz-diff-0.0.0.drv
  /nix/store/mypcngmvq62xz8p7qcgb0fyl4igr04y2-iets-fuzzers-0.0.0.drv
  /nix/store/hjy649zks26lnsp8g9pw8qcmbwk4x9bs-iets-fuzz-nar-check.drv