absinth portage-2.1-r2 # emerge --sync
--- 'profiles/arch.list' is empty or not available. Empty portage tree?
--- 'profiles/updates' is empty or not available. Empty portage tree?
Traceback (most recent call last):
  File "/usr/bin/emerge", line 2650, in ?
    if myportdir[-1]=="/":
IndexError: string index out of range