these 3 derivations will be built:
  /nix/store/28jmkdxs9sd7yvs5ridlqnsdbaxkim4b-iets-fuzzers-0.0.0.drv
  /nix/store/qa9fjfxrkcxgzafsxm19iz5635d1j6lz-iets-fuzz-diff-0.0.0.drv
  /nix/store/l7z5afifbss4zvkmpgp8ndsbzsrr5bpy-iets-fuzz-drv-check.drv