```
[] ~/projects/jruby $ jruby --disable-gems -X-C -rcoverage -e 'Coverage.start(oneshot_lines: true); load "./blah.rb"; pp Coverage.result'
1
2
2
2
3
{"/Users/headius/projects/jruby/blah.rb"=>[1, 1, 1, nil, 1]}

[] ~/projects/jruby $ cat blah.rb
puts 1
3.times {
  puts 2
}
puts 3

```