Remove Real from src/sim.rs

src/render.rs

@@ -643,7 +643,7 @@ pub struct SerializedFrame<S=StaticSim> {
 impl<S: GenericSim> SerializedFrame<S> {
     pub fn to_static(self) -> SerializedFrame<StaticSim> {
         SerializedFrame {
-            state: self.state.to_static(),
+            state: GenericSim::to_static(&self.state),
             measurements: self.measurements,
         }
     }