SSH not working after assh upgrade from 2.14.0 to 2.15.0.
> which assh
/home/linuxbrew/.linuxbrew/bin/assh
> which assh | xargs ls -l
lrwxrwxrwx 1 linuxbrew linuxbrew 30 Oct 17 11:29 /home/linuxbrew/.linuxbrew/bin/assh -> ../Cellar/assh/2.15.0/bin/assh
> grep -r assh $HOME/.ssh/config
...
ProxyCommand /home/linuxbrew/.linuxbrew/Cellar/assh/2.14.0/bin/assh connect --port=%p %h