#5532

bugs in:
- rewriting of 0-ary expressions was incomplete
- sharing annotations when a node has two theories attached it is shared
- sharing of const of an array

Remove unreadable part of pretty printer for lp solver.

src/ast/rewriter/array_rewriter.cpp

@@ -247,7 +247,6 @@ br_status array_rewriter::mk_select_core(unsigned num_args, expr * const * args,
         // select(as-array[f], I) --> f(I)
         func_decl * f = m_util.get_as_array_func_decl(to_app(args[0]));
         result = m().mk_app(f, num_args - 1, args + 1);
-        TRACE("array", tout << mk_pp(args[0], m()) << " " << result << "\n";);
         return BR_REWRITE1;
     }