Codegen error when using container of containers

[endragor]

import lists

type
  Container[T] = ref object
    obj: T

  ListOfContainers[T] = ref object
    list: DoublyLinkedList[Container[T]]

proc contains[T](this: ListOfContainers[T], obj: T): bool =
  for item in this.list.items():
    if item.obj == obj: return true
  return false

proc newListOfContainers[T](): ListOfContainers[T] =
  new(result)
  result.list = initDoublyLinkedList[Container[T]]()

let q = newListOfContainers[int64]()
echo q.contains(123)

Errors after invoking nim c:

sample.c:425:14: error: expected identifier
                colontmp_. = (*this_0).list.;
                           ^
sample.c:425:31: error: expected identifier
                colontmp_. = (*this_0).list.;
                                            ^
sample.c:426:14: error: expected identifier
                colontmp_. = (*this_0).list.;
                           ^
sample.c:426:31: error: expected identifier
                colontmp_. = (*this_0).list.;
                                            ^
4 errors generated.

Git hash: 5b5bd38