Ruby 3.1.0-dev warning: Exception in finalizer

Unfortunately I have no more information than that.
```
warning: Exception in finalizer #<FFI::AutoPointer::CallableReleaser:0x00007fdb4a4f3d00 @ptr=#<FFI::Pointer address=0x00007fdb3ef12800>, @proc=#<Method: Ethon::Easy::Operations::PointerHelper.release(pointer) /tmp/bundle/ruby/3.1.0/gems/ethon-0.14.0/lib/ethon/easy/operations.rb:14>, @autorelease=true>
```