Ошибка Emerge и cl-update

cat /var/log/calculate/lastcommand.log

Traceback (most recent call last):
File “/usr/lib/python-exec/python3.6/emerge”, line 46, in
from _emerge.main import emerge_main
File “/usr/lib64/python3.6/site-packages/_emerge/main.py”, line 23, in
from portage.sync import _SUBMODULE_PATH_MAP
File “/usr/lib64/python3.6/site-packages/portage/sync/init.py”, line 22, in
module_controller = Modules(path=path, namepath=“portage.sync.modules”)
File “/usr/lib64/python3.6/site-packages/portage/module.py”, line 99, in init
self._modules = self._get_all_modules()
File “/usr/lib64/python3.6/site-packages/portage/module.py”, line 124, in _get_all_modules
new_module = Module(entry, self._namepath)
File “/usr/lib64/python3.6/site-packages/portage/module.py”, line 36, in init
self.initialized = self._initialize()
File “/usr/lib64/python3.6/site-packages/portage/module.py”, line 51, in _initialize
self.module_spec = self._module.module_spec
AttributeError: module ‘portage.sync.modules.calculate’ has no attribute ‘module_spec’

Куда рыть?

Дополнение:

calculate /home/user # df -h
Файловая система Размер Использовано Дост Использовано% Cмонтировано в
devtmpfs 10M 0 10M 0% /dev
shm 3.9G 73M 3.9G 2% /dev/shm
tmpfs 64M 1.2M 63M 2% /run
/dev/sda3 15G 13G 2.1G 86% /
cgroup_root 10M 0 10M 0% /sys/fs/cgroup
/dev/sda1 488M 88M 365M 20% /boot
/dev/sda4 97G 75G 23G 77% /var/calculate
tmpfs 3.9G 28K 3.9G 1% /tmp
tmpfs 3.9G 0 3.9G 0% /var/tmp
tmpfs 64M 4.0K 64M 1% /run/lock
tmpfs 3.9G 75M 3.9G 2% /home/user/.cache
none 3.9G 36K 3.9G 1% /run/user/1000
none 3.9G 0 3.9G 0% /run/user/0

Смущают последние строки. Что это не пойму.