these 2 derivations will be built:
  /nix/store/xrcpw6a4g311p18almhznzgv4djl7fd8-nix-grpc-store-0.2.2.drv
  /nix/store/nfl19z1fcf5gwafsk94y464zwwc4agl6-nix-grpc-store-exit-stress.drv