Enforce timeout during sub-mip creation

Author: Opt-Mucca

highs/mip/HighsPrimalHeuristics.cpp

@@ -644,8 +644,7 @@ void HighsPrimalHeuristics::RENS(HighsMipWorker& worker,
     }
 
     targetdepth = heur.getCurrentDepth() / 2;
-    if (targetdepth <= 1 || (!mipsolver.mipdata_->parallelLockActive() &&
-                             mipsolver.mipdata_->checkLimits())) {
+    if (targetdepth <= 1 || worker.search_ptr_->checkLimits()) {
       worker.getHeurLpIterations() = new_lp_iterations;
       return;
     }
@@ -955,8 +954,7 @@ void HighsPrimalHeuristics::RINS(HighsMipWorker& worker,
     }
 
     targetdepth = heur.getCurrentDepth() / 2;
-    if (targetdepth <= 1 || (!mipsolver.mipdata_->parallelLockActive() &&
-                             mipsolver.mipdata_->checkLimits())) {
+    if (targetdepth <= 1 || worker.search_ptr_->checkLimits()) {
       worker.getHeurLpIterations() = new_lp_iterations;
       return;
     }