these 3 derivations will be built:
  /nix/store/4kkvzzshg9ppv85wl4ks99c0g26h4s9w-iets-fuzz-diff-0.0.0.drv
  /nix/store/yyp72ab9r99z5ic96g998cci7g0fz4p9-iets-fuzzers-0.0.0.drv
  /nix/store/81q8mw5qafs1ldlb5yq68l3vr4rayqmb-iets-fuzz-nar-check.drv