private static ImmutableArray <ExceptionRedlockInstance> ErrInstances(int count, MinValidityDelegate minValidity) => Instances(count, (i) => ExceptionRedlockInstance.Create(i.ToString(), minValidity));
private static ImmutableArray <ExceptionRedlockInstance> ErrInstances(int count) => Instances(count, (i) => ExceptionRedlockInstance.Create(i.ToString()));