these 3 derivations will be built:
  /nix/store/02rfxhsgx91qjgwikfcfsxdhdps60c6j-iets-0.1.0.drv
  /nix/store/rpwvagx92d5f2pmjihwapgfj7lkaqcbm-iets-conformance-adapter.drv
  /nix/store/8z5xgg4w5xysx1gjna60041xwxkl9q0i-nix-conformance-iets.drv
this path will be fetched (0.0 KiB download, 9.4 MiB unpacked):
  /nix/store/v55nlf6zjm5dvgd0hbzp6gavikcgchsi-iets-fuzz-diff-0.0.0