C:/Ruby25/lib/ruby/2.5.0/net/http.rb:939:in `rescue in block in connect': Failed to open TCP connection to ncode.syosetu.com:443 (A connectio
n attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connec
ted host has failed to respond. - connect(2) for "ncode.syosetu.com" port 443) (Errno::ETIMEDOUT)
from C:/Ruby25/lib/ruby/2.5.0/net/http.rb:936:in `block in connect'
from C:/Ruby25/lib/ruby/2.5.0/timeout.rb:93:in `block in timeout'
from C:/Ruby25/lib/ruby/2.5.0/timeout.rb:103:in `timeout'
from C:/Ruby25/lib/ruby/2.5.0/net/http.rb:935:in `connect'
from C:/Ruby25/lib/ruby/2.5.0/net/http.rb:920:in `do_start'
from C:/Ruby25/lib/ruby/2.5.0/net/http.rb:909:in `start'
from C:/Ruby25/lib/ruby/2.5.0/open-uri.rb:337:in `open_http'
from C:/Ruby25/lib/ruby/2.5.0/open-uri.rb:755:in `buffer_open'
from C:/Ruby25/lib/ruby/2.5.0/open-uri.rb:226:in `block in open_loop'
from C:/Ruby25/lib/ruby/2.5.0/open-uri.rb:224:in `catch'
from C:/Ruby25/lib/ruby/2.5.0/open-uri.rb:224:in `open_loop'
from C:/Ruby25/lib/ruby/2.5.0/open-uri.rb:165:in `open_uri'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/open_uri_redirections-0.2.1/lib/open-uri/redirections_patch.rb:55:in `open_uri'
from C:/Ruby25/lib/ruby/2.5.0/open-uri.rb:735:in `open'
from C:/Ruby25/lib/ruby/2.5.0/open-uri.rb:35:in `open'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/downloader.rb:711:in `get_toc_source'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/downloader.rb:746:in `get_latest_table_of_contents'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/downloader.rb:339:in `run_download'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/downloader.rb:322:in `start_download'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/command/update.rb:193:in `block (2 levels) in execute'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/command/update.rb:168:in `each'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/command/update.rb:168:in `each_with_index'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/command/update.rb:168:in `block in execute'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/narou_logger.rb:81:in `capture'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/command/update.rb:167:in `execute'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/commandline.rb:46:in `run'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/narou.rb:48:in `block in <top (required)>'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/lib/backtracer.rb:16:in `capture'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/narou.rb:47:in `<top (required)>'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/bin/narou:13:in `require_relative'
from C:/Ruby25/lib/ruby/gems/2.5.0/gems/narou-3.2.4/bin/narou:13:in `<top (required)>'
from C:/Ruby25/bin/narou:23:in `load'
from C:/Ruby25/bin/narou:23:in `<main>'