password authentication not available, IO::Pty is not installed or failed to load: Can't locate loadable object for module IO::Tty in @INC (@INC contains: /usr/lib64/perl5/site_perl/5.8.8/x86_64-linux-thread-multi /usr/lib/perl5/site_perl/5.8.8 /usr/lib/perl5/site_perl /usr/lib64/perl5/vendor_perl/5.8.8/x86_64-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.8 /usr/lib/perl5/vendor_perl /usr/lib64/perl5/5.8.8/x86_64-linux-thread-multi /usr/lib/perl5/5.8.8 .) at /usr/lib64/perl5/site_perl/5.8.8/x86_64-linux-thread-multi/IO/Tty.pm line 30
Compilation failed in require at /usr/lib64/perl5/site_perl/5.8.8/x86_64-linux-thread-multi/IO/Pty.pm line 7.
BEGIN failed--compilation aborted at /usr/lib64/perl5/site_perl/5.8.8/x86_64-linux-thread-multi/IO/Pty.pm line 7.
Compilation failed in require at /usr/lib/perl5/site_perl/5.8.8/Net/SFTP/Foreign/Backend/Unix.pm line 240.
at test.pl line 9