these 3 derivations will be built:
  /nix/store/ixkfr4v37rhym62sa5hrgyv6189l85hv-iets-fuzz-diff-0.0.0.drv
  /nix/store/kgrvjvphfs65fcb8s3lmcrs6mb7mrpwq-iets-fuzzers-0.0.0.drv
  /nix/store/lrqwr57p69m77q6dlgn92hdlj48iqnjv-iets-fuzz-eval-check.drv