RsBundle  Diff

            debug!("Use CPLEX master problem");
            Box::new(BoxedMasterProblem::<CplexMaster>::new().unwrap())
        };

        let lb = self.problem.lower_bounds().map(DVector);
        let ub = self.problem.upper_bounds().map(DVector);

        if let Some(ref x) = lb {
            if x.len() != self.problem.num_variables() {
                return Err(SolverError::Dimension);
            }
        if lb.as_ref().map(|lb| lb.len() != self.problem.num_variables()).unwrap_or(false) {
            return Err(SolverError::Dimension);
        }
        if ub.as_ref().map(|ub| ub.len() != self.problem.num_variables()).unwrap_or(false) {
            return Err(SolverError::Dimension);
        }

        self.master.set_num_subproblems(m).map_err(SolverError::Master)?;
        self.master.set_vars(self.problem.num_variables(), lb, ub).map_err(SolverError::Master)?;
        self.master.set_max_updates(self.params.max_updates).map_err(SolverError::Master)?;

        self.minorants = (0..m).map(|_| vec![]).collect();