Segmentation Fault when importing aruco with python3 - FaultHandler included

[ghost]

rory@rory-MS-7850:/$ sudo -H pip3 install aruco
[sudo] password for rory:
Collecting aruco
Using cached https://files.pythonhosted.org/packages/ab/e0/ed8d9d366a9816ba34908ca91d88149a7b3dcc61f91c76850269639965a0/aruco-3.1.2.0.tar.gz
Requirement already satisfied: numpy in /usr/lib/python3/dist-packages (from aruco)
Requirement already satisfied: opencv-contrib-python in /usr/local/lib/python3.6/dist-packages (from aruco)
Building wheels for collected packages: aruco
Running setup.py bdist_wheel for aruco ... done
Stored in directory: /root/.cache/pip/wheels/29/8e/14/c9a9515da82339e360073639926a54c32adea4d62cff649196
Successfully built aruco
Installing collected packages: aruco
Successfully installed aruco-3.1.2.0
rory@rory-MS-7850:/$ python3
Python 3.6.9 (default, Nov 7 2019, 10:44:02)
[GCC 8.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.

import aruco
Segmentation fault
rory@rory-MS-7850:/$ python3
Python 3.6.9 (default, Nov 7 2019, 10:44:02)
[GCC 8.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
import faulthandler
faulthandler.enable()
import aruco
Fatal Python error: Segmentation fault

Current thread 0x00007fd8f6007740 (most recent call first):
File "/usr/lib/python3/dist-packages/apt/init.py", line 34 in
File "", line 219 in _call_with_frames_removed
File "", line 678 in exec_module
File "", line 665 in _load_unlocked
File "", line 955 in _find_and_load_unlocked
File "", line 971 in _find_and_load
File "/usr/lib/python3/dist-packages/apport/packaging_impl.py", line 24 in
File "", line 219 in _call_with_frames_removed
File "", line 678 in exec_module
File "", line 665 in _load_unlocked
File "", line 955 in _find_and_load_unlocked
File "", line 971 in _find_and_load
File "/usr/lib/python3/dist-packages/apport/fileutils.py", line 23 in
File "", line 219 in _call_with_frames_removed
File "", line 678 in exec_module
File "", line 665 in _load_unlocked
File "", line 955 in _find_and_load_unlocked
File "", line 971 in _find_and_load
File "/usr/lib/python3/dist-packages/apport/report.py", line 30 in
File "", line 219 in _call_with_frames_removed
File "", line 678 in exec_module
File "", line 665 in _load_unlocked
File "", line 955 in _find_and_load_unlocked
File "", line 971 in _find_and_load
File "/usr/lib/python3/dist-packages/apport/init.py", line 5 in
File "", line 219 in _call_with_frames_removed
File "", line 678 in exec_module
File "", line 665 in _load_unlocked
File "", line 955 in _find_and_load_unlocked
File "", line 971 in _find_and_load
File "", line 219 in _call_with_frames_removed
File "", line 941 in _find_and_load_unlocked
File "", line 971 in _find_and_load
File "/usr/lib/python3/dist-packages/apport_python_hook.py", line 63 in apport_excepthook
Segmentation fault
rory@rory-MS-7850:/$