these 2 derivations will be built:
  /nix/store/qfwj3n9bkssbnxip569pvc7jlcqm62fs-iets-fuzzers-0.0.0.drv
  /nix/store/bzcnlqr1gab8g1hi22qpa18n6zcym4nj-iets-fuzz-parse-check.drv