rust•armanriazi•error•thread 'main' has overflowed its stack fatal runtime error: stack overflow
on-ownership relationships are an appropriate way to prevent reference cycles.
Preventing Reference Cycles: Turning an Rc<T> into a Weak<T>. Creating a Tree Data Structure: a Node with Child Nodes
Strong references are how you can share ownership of an Rc<T> instance. Weak references don’t express an ownership relationship. They won’t cause a reference cycle because any cycle involving some weak references will be broken once the strong reference count of values involved is 0.