diff --git a/src/storm/solver/GurobiLpSolver.cpp b/src/storm/solver/GurobiLpSolver.cpp index 445491fc3..c91144952 100644 --- a/src/storm/solver/GurobiLpSolver.cpp +++ b/src/storm/solver/GurobiLpSolver.cpp @@ -345,9 +345,10 @@ namespace storm { double value = 0; int error = GRBgetdblattrelement(model, GRB_DBL_ATTR_X, variableIndexPair->second, &value); STORM_LOG_THROW(error == 0, storm::exceptions::InvalidStateException, "Unable to get Gurobi solution (" << GRBgeterrormsg(env) << ", error code " << error << ")."); - STORM_LOG_THROW(std::abs(std::round(value) - value) <= storm::settings::getModule().getIntegerTolerance(), storm::exceptions::InvalidStateException, "Illegal value for integer variable in Gurobi solution (" << value << ")."); - - return static_cast(std::round(value)); + double roundedValue = std::round(value); + double diff = std::abs(roundedValue - value); + STORM_LOG_ERROR_COND(diff <= storm::settings::getModule().getIntegerTolerance(), "Illegal value for integer variable in Gurobi solution (" << value << "). Difference to nearest int is " << diff); + return static_cast(roundedValue); } template @@ -366,10 +367,10 @@ namespace storm { STORM_LOG_THROW(error == 0, storm::exceptions::InvalidStateException, "Unable to get Gurobi solution (" << GRBgeterrormsg(env) << ", error code " << error << ")."); if (value > 0.5) { - STORM_LOG_THROW(std::abs(value - 1.0) <= storm::settings::getModule().getIntegerTolerance(), storm::exceptions::InvalidStateException, "Illegal value for integer variable in Gurobi solution (" << value << ")."); + STORM_LOG_ERROR_COND(std::abs(value - 1.0) <= storm::settings::getModule().getIntegerTolerance(), "Illegal value for integer variable in Gurobi solution (" << value << ")."); return true; } else { - STORM_LOG_THROW(std::abs(value) <= storm::settings::getModule().getIntegerTolerance(), storm::exceptions::InvalidStateException, "Illegal value for integer variable in Gurobi solution (" << value << ")."); + STORM_LOG_ERROR_COND(std::abs(value) <= storm::settings::getModule().getIntegerTolerance(), "Illegal value for integer variable in Gurobi solution (" << value << ")."); return false; } } @@ -499,9 +500,10 @@ namespace storm { STORM_LOG_THROW(error == 0, storm::exceptions::InvalidStateException, "Unable to set Gurobi solution index (" << GRBgeterrormsg(env) << ", error code " << error << ")."); error = GRBgetdblattrelement(model, GRB_DBL_ATTR_Xn, variableIndexPair->second, &value); STORM_LOG_THROW(error == 0, storm::exceptions::InvalidStateException, "Unable to get Gurobi solution (" << GRBgeterrormsg(env) << ", error code " << error << ")."); - STORM_LOG_THROW(std::abs(std::round(value) - value) <= storm::settings::getModule().getIntegerTolerance(), storm::exceptions::InvalidStateException, "Illegal value for integer variable in Gurobi solution (" << value << ")."); - - return static_cast(std::round(value)); + double roundedValue = std::round(value); + double diff = std::abs(roundedValue - value); + STORM_LOG_ERROR_COND(diff <= storm::settings::getModule().getIntegerTolerance(), "Illegal value for integer variable in Gurobi solution (" << value << "). Difference to nearest int is " << diff); + return static_cast(roundedValue); } template @@ -523,10 +525,10 @@ namespace storm { STORM_LOG_THROW(error == 0, storm::exceptions::InvalidStateException, "Unable to get Gurobi solution (" << GRBgeterrormsg(env) << ", error code " << error << ")."); if (value > 0.5) { - STORM_LOG_THROW(std::abs(value - 1) <= storm::settings::getModule().getIntegerTolerance(), storm::exceptions::InvalidStateException, "Illegal value for integer variable in Gurobi solution (" << value << ")."); + STORM_LOG_ERROR_COND(std::abs(value - 1) <= storm::settings::getModule().getIntegerTolerance(), "Illegal value for integer variable in Gurobi solution (" << value << ")."); return true; } else { - STORM_LOG_THROW(std::abs(value) <= storm::settings::getModule().getIntegerTolerance(), storm::exceptions::InvalidStateException, "Illegal value for integer variable in Gurobi solution (" << value << ")."); + STORM_LOG_ERROR_COND(std::abs(value) <= storm::settings::getModule().getIntegerTolerance(), "Illegal value for integer variable in Gurobi solution (" << value << ")."); return false; } }