▿ Swift.CollectionDifference<Swift.Int> ▿ insertions: 2 elements ▿ Swift.CollectionDifference<Swift.Int>.Change.insert ▿ insert: (3 elements) - offset: 0 - element: 1 - associatedWith: nil ▿ Swift.CollectionDifference<Swift.Int>.Change.insert ▿ insert: (3 elements) - offset: 2 - element: 3 - associatedWith: nil - removals: 0 elements