Astroid Infinite loop when __len__(self) is mistakenly defined as return len(self)

[simonepri]

Steps to reproduce

Lint the following program with pylint

class Crash:
    def __len__(self) -> int:
        return len(self)

Current behavior

The following error is thrown and pylint crashes

RecursionError: maximum recursion depth exceeded

Expected behavior

It should not crash.

Asteroid version

2.4.0