### Expected behavior
Tell us what should happen
### Actual behavior
Tell us what happens instead.
### System configuration
- net-ssh version
- Ruby version
### Example App
Please provide an example script that reproduces the problem. This will save maintainers time so they can spend it fixing your issues instead of trying to build a reproduction case from sparse instructions.
You can use this as stating point:
```ruby
gem 'net-ssh', '= 4.0.0.beta3'
require 'net/ssh'
puts Net::SSH::Version::CURRENT
@host = 'localhost'
@user = ENV['USER']
Net::SSH.start(@host, @user) do |ssh|
puts ssh.exec!('echo "hello"')
end
```
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