Eliminate HRTB on GAT to make cargo build succeed succeed

Author: vandenheuvel

src/algorithm/two_phase/phase_two.rs

@@ -19,12 +19,15 @@ use crate::algorithm::two_phase::tableau::kind::non_artificial::NonArtificial;
 ///
 /// An `OptimizationResult` indicating whether or not the problem has a finite optimum. It cannot be
 /// infeasible, as a feasible solution is needed to start using this method.
-pub fn primal<IM, MP, PR>(
-    tableau: &mut Tableau<IM, NonArtificial<MP>>,
+pub fn primal<'provider, IM, MP, PR>(
+    tableau: &mut Tableau<IM, NonArtificial<'provider, MP>>,
 ) -> OptimizationResult<IM::F>
 where
-    IM: InverseMaintener<F: im_ops::FieldHR + im_ops::Column<<MP::Column as Column>::F>>,
-    for<'r> IM::F: im_ops::Cost<MP::Cost<'r>>,
+    IM: InverseMaintener<F:
+        im_ops::FieldHR +
+        im_ops::Column<<MP::Column as Column>::F> +
+        im_ops::Cost<MP::Cost<'provider>> +
+    >,
     MP: MatrixProvider,
     PR: PivotRule<IM::F>,
 {