Fixed failing test. Re-added cutpool_num_cut, it's redundant, but probably easier to use.

Author: mathgeekcoder

check/TestCallbacks.cpp

@@ -174,7 +174,7 @@ HighsCallbackFunctionType userMipCutPoolCallback =
       if (dev_run) {
         printf("userMipCutPoolCallback: dim(%2d, %2d, %2d)\n",
                int(data_out->cutpool_num_col), int(data_out->cutpool_num_cut),
-               int(data_out->cutpool_num_nz));
+               int(data_out->cutpool_value.size()));
         for (HighsInt iCut = 0; iCut < data_out->cutpool_num_cut; iCut++) {
           printf("Cut %d\n", int(iCut));
           for (HighsInt iEl = data_out->cutpool_start[iCut];

src/lp_data/HighsCallback.h

@@ -43,6 +43,7 @@ struct HighsCallbackDataOut {
   double mip_gap;
   std::vector<double> mip_solution;
   HighsInt cutpool_num_col;
+  HighsInt cutpool_num_cut;
   std::vector<HighsInt> cutpool_start;
   std::vector<HighsInt> cutpool_index;
   std::vector<double> cutpool_value;

src/mip/HighsMipSolver.cpp

@@ -851,9 +851,7 @@ void HighsMipSolver::callbackGetCutPool() const {
   HighsCallbackDataOut& data_out = callback_->data_out;
 
   HighsSparseMatrix cut_matrix;
-  HighsInt num_cut;
-
-  mipdata_->lp.getCutPool(data_out.cutpool_num_col, num_cut,
+  mipdata_->lp.getCutPool(data_out.cutpool_num_col, data_out.cutpool_num_cut,
                           data_out.cutpool_lower, data_out.cutpool_upper,
                           cut_matrix);