these 2 derivations will be built:
  /nix/store/2359hcffnahk7sxhli5znjbzq77ka1l9-nix-grpc-store-asan-0.1.0.drv
  /nix/store/4a8ca2css98apnn36j1cb7b6772zmzcb-nix-grpc-store-sanitize-smoke.drv