these 2 derivations will be built:
  /nix/store/417jq7jv7v0ym55cg6nn0vnknqlw67cx-nix-grpc-store-0.2.0.drv
  /nix/store/sxpwnzffdfgrds95hp63zvhgqy1kg90f-nix-grpc-store-exit-stress.drv