these 2 derivations will be built:
  /nix/store/ayzj3l3i2qsrz8hkvfypjwg37d5sqin9-nix-grpc-store-0.2.3.drv
  /nix/store/06k7xadwlw3i0280590wjf05a3kv0zmr-nix-grpc-store-exit-stress.drv