Script exit with exit code 1

./src/news.rb:37:in `each_slice': invalid slice size (ArgumentError)
	from ./src/news.rb:37:in `block (2 levels) in start'
	from ./src/news.rb:35:in `each'
	from ./src/news.rb:35:in `block in start'
	from /usr/lib/ruby/2.5.0/benchmark.rb:293:in `measure'
	from ./src/news.rb:15:in `start'
	from src/main.rb:22:in `news'
	from /usr/lib/ruby/vendor_ruby/thor/command.rb:27:in `run'
	from /usr/lib/ruby/vendor_ruby/thor/invocation.rb:126:in `invoke_command'
	from /usr/lib/ruby/vendor_ruby/thor.rb:369:in `dispatch'
	from /usr/lib/ruby/vendor_ruby/thor/base.rb:444:in `start'
	from src/main.rb:44:in `<main>'