diff --git a/test/unit/solver/test_linear_solver_policy.hpp b/test/unit/solver/test_linear_solver_policy.hpp
index d5589919d..f674e4774 100644
--- a/test/unit/solver/test_linear_solver_policy.hpp
+++ b/test/unit/solver/test_linear_solver_policy.hpp
@@ -217,10 +217,15 @@ void testExtremeInitialValue(std::size_t number_of_blocks, double initial_value)
   const size_t size = 5;
 
   auto builder = SparseMatrixPolicy::Create(size).SetNumberOfBlocks(number_of_blocks).InitialValue(1e-30);
-  for (std::size_t i = 0; i < size; ++i)
-    for (std::size_t j = 0; j < size; ++j)
-      if (i == j || gen_bool())
+  for (std::size_t i = 0; i < size; ++i) {
+    for (std::size_t j = 0; j < size; ++j) {
+      if (i == j || gen_bool()) {
+        std::cout << i << ", " << j << "; ";
         builder = builder.WithElement(i, j);
+      }
+    }
+    std::cout << std::endl;
+  }
 
   SparseMatrixPolicy A(builder);
   MatrixPolicy b(number_of_blocks, size, 0.0);