#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/math/lp/core_solver_pretty_printer.h

@@ -118,10 +118,6 @@ public:
 
     void print_basis_heading();
 
-    void print_bottom_line() {
-        m_out << "----------------------" << std::endl;
-    }
-
     void print_cost();
 
     void print_given_row(vector<string> & row, vector<string> & signs, X rst);

src/math/lp/core_solver_pretty_printer_def.h

@@ -345,12 +345,6 @@ template <typename T, typename X> void core_solver_pretty_printer<T, X>::print()
     for (unsigned i = 0; i < nrows(); i++) {
         print_row(i);
     }
-    print_bottom_line();
-    print_cost();
-    print_x();
-    print_basis_heading();
-    print_lows();
-    print_upps();
     print_exact_norms();
     if (!m_core_solver.m_column_norms.empty())
         print_approx_norms();