Move apply_condition from symex_assume_l2 to symex_assume

This is in preparation for putting try_filter_value_sets after it.
As noted in the comment, it is important that it comes after rename.

Author: Owen

src/goto-symex/symex_main.cpp

@@ -130,6 +130,10 @@ void goto_symext::symex_assume(statet &state, const exprt &cond)
   simplified_cond = state.rename(std::move(simplified_cond), ns).get();
   do_simplify(simplified_cond);
 
+  // apply_condition must come after rename because it might change the
+  // constant propagator and the value-set and we read from those in rename
+  state.apply_condition(simplified_cond, state, ns);
+
   symex_assume_l2(state, simplified_cond);
 }
 
@@ -160,8 +164,6 @@ void goto_symext::symex_assume_l2(statet &state, const exprt &cond)
   if(state.atomic_section_id!=0 &&
      state.guard.is_false())
     symex_atomic_end(state);
-
-  state.apply_condition(cond, state, ns);
 }
 
 void goto_symext::rewrite_quantifiers(exprt &expr, statet &state)