these 2 derivations will be built:
  /nix/store/aj6g06db1rzwqp4b5ayiday6wzhc368y-jwt-cpp-0.7.2.drv
  /nix/store/9hw19f7iy08n1xb4hcy12prclzv7qls8-nix-grpc-store-0.1.0.drv