these 3 derivations will be built:
  /nix/store/fa4n413inlzfasn3svgjln5smzwf4z6s-unreal-agent-0.3.1-go-modules.drv
  /nix/store/85wmhczxd6pg4mz18fi6d4w23fjcs3fb-unreal-agent-0.3.1.drv
  /nix/store/rzagl95kmq4lvzmz6fbji7kswykgg222-check-unreal-agent.drv