Yes, 0.86.3 still crashes. Here is the backtrace:
/etc/cron.daily/apt:
Exception: unsupported operand type(s) for %: 'bytes' and 'tuple'
Traceback (most recent call last):
File "/usr/bin/unattended-upgrade", line 1435, in <module>
main(options)
File "/usr/bin/unattended-upgrade", line 1382, in main
pkgs, pkg_install_success, pkgs_kept_back, mem_log, log_content)
File "/usr/bin/unattended-upgrade", line 815, in send_summary_mail
host(), res)
TypeError: unsupported operand type(s) for %: 'bytes' and 'tuple'
