these 2 derivations will be built:
  /nix/store/z4rbdxg6iq7cnmhwfxzzqm9m3z8vflm4-nix-grpc-store-fuzzers-0.1.0-beta.2.drv
  /nix/store/bv4k0nlxgpvjcxxz5s0p5l2dz5srn26b-nix-grpc-store-fuzz-smoke.drv