Result of trunk-cross-mingw64@silicon-docker at 2020-10-07 11:19:10 +0900

• NG (cdc4084b0a) [LOG]

• Linux silicon-docker 4.9.0-9-amd64 #1 SMP Debian 4.9.168-1+deb9u5 (2019-08-11) x86_64 x86_64 x86_64 GNU/Linux
  

• rev: cdc4084b0a
  test-all : 
  test-spec: 
  exit statuses:
    "rm -f .revision.time" exit with 0.
    "make update-unicode  -j6" exit with 0.
    "make update-download -j6" exit with 512.
    "make update-src      -j6" exit with 0.
    "make after-update    -j6" exit with 512.
    "make miniruby -j6" exit with 0.
    "make ruby -j6" exit with 0.
    "make all -j6" exit with 0.
    "make install -j6" exit with 512.
  Logfile: /home/ko1/ruby/logs/brlog.trunk-cross-mingw64.20201007-015942
  #<BuildRuby:0x0000555cba4c56c8
   @BUILD_DIR="/tmp/ruby/v3/build",
   @INSTALL_DIR="/tmp/ruby/v3/install",
   @REPOSITORY="https://github.com/ruby/ruby.git",
   @REPOSITORY_TYPE=:git,
   @SRC_DIR="/tmp/ruby/v3/src",
   @TARGET_BUILD_DIR="/tmp/ruby/v3/build/trunk-cross-mingw64",
   @TARGET_INSTALL_DIR="/tmp/ruby/v3/install/trunk-cross-mingw64",
   @TARGET_NAME="trunk-cross-mingw64",
   @TARGET_SRC_DIR="/tmp/ruby/v3/src/trunk-cross-mingw64",
   @build_opts="-j6",
   @configure_opts=
    ["--host=x86_64-w64-mingw32 --with-baseruby=/home/ko1/ruby/v2/install/trunk/bin/ruby"],
   @gist=false,
   @git_branch=nil,
   @incremental=true,
   @logfile="/home/ko1/ruby/logs/brlog.trunk-cross-mingw64.20201007-015942",
   @quiet=false,
   @ruby_env=[["RUBY_DEBUG", "ci"]],
   @steps=
    ["checkout",
     "autoconf",
     "configure",
     "build_up",
     "build_miniruby",
     "build_ruby",
     "build_all",
     "build_install"],
   @svn_revision=nil,
   @test_opts="TESTS='-j6'",
   @timeout=10800>
                             user     system      total        real
  checkout               0.000000   0.000000   0.000000 (  0.000022)
  autoconf               0.000000   0.000000   0.000000 (  0.000053)
  configure              0.000000   0.000000   0.000000 (  0.000043)
  build_up             retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download rss-0.2.9.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/rss-0.2.9.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/rss-0.2.9.gem] Error 1
  make: *** Waiting for unfinished jobs....
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download rexml-3.2.4.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/rexml-3.2.4.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download power_assert-1.2.0.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/power_assert-1.2.0.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download minitest-5.14.2.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/minitest-5.14.2.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/rexml-3.2.4.gem] Error 1
  make: *** [gems/power_assert-1.2.0.gem] Error 1
  make: *** [gems/minitest-5.14.2.gem] Error 1
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download rake-13.0.1.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/rake-13.0.1.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/rake-13.0.1.gem] Error 1
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download test-unit-3.3.6.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/test-unit-3.3.6.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/test-unit-3.3.6.gem] Error 1
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download power_assert-1.2.0.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/power_assert-1.2.0.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/power_assert-1.2.0.gem] Error 1
  make: *** Waiting for unfinished jobs....
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download'/tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': : failed to download test-unit-3.3.6.gemfailed to download rss-0.2.9.gem ( (RuntimeErrorRuntimeError))
  
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/test-unit-3.3.6.gemSocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/rss-0.2.9.gem
  
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)/home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize' (: SocketError)Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)
   (SocketError	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  )
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': 	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  getaddrinfo: Temporary failure in name resolution	from -e:3:in `<main>'
   (SocketError)/home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize'
  : getaddrinfo: Temporary failure in name resolution	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
   (SocketError	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  )
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from -e:3:in `<main>'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/rss-0.2.9.gem] Error 1
  make: *** [gems/test-unit-3.3.6.gem] Error 1
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download rake-13.0.1.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/rake-13.0.1.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download rexml-3.2.4.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/rexml-3.2.4.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download minitest-5.14.2.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/minitest-5.14.2.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/rake-13.0.1.gem] Error 1
  make: *** [gems/rexml-3.2.4.gem] Error 1
  make: *** [gems/minitest-5.14.2.gem] Error 1
    0.008000   0.008000   4.708000 (779.545404)
  build_miniruby         0.000000   0.004000   0.156000 (  0.181226)
  build_ruby             0.000000   0.000000   0.172000 (  0.198107)
  build_all              0.012000   0.008000   3.340000 (  2.148108)
  build_install        retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 1 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 4 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 9 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 16 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 25 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 36 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 49 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 64 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  retrying SocketError (Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution)) after 81 seconds...
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download test-unit-3.3.6.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/test-unit-3.3.6.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/test-unit-3.3.6.gem] Error 1
  make: *** Waiting for unfinished jobs....
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download power_assert-1.2.0.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/power_assert-1.2.0.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download minitest-5.14.2.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/minitest-5.14.2.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/power_assert-1.2.0.gem] Error 1
  make: *** [gems/minitest-5.14.2.gem] Error 1
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download rss-0.2.9.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/rss-0.2.9.gem
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': getaddrinfo: Temporary failure in name resolution (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/rss-0.2.9.gem] Error 1
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': failed to download rake-13.0.1.gem (RuntimeError)
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/rake-13.0.1.gem
  /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:243:in `rescue in download': 	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  failed to download rexml-3.2.4.gem	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
   (RuntimeError	from -e:3:in `<main>'
  )
  SocketError: Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution): https://rubygems.org/downloads/rexml-3.2.4.gem
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:152:in `download'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from -e:3:in `<main>'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize'	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  : 	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  Failed to open TCP connection to rubygems.org:443 (getaddrinfo: Temporary failure in name resolution) (	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  SocketError)	from -e:3:in `<main>'
  
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': 	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  getaddrinfo: Temporary failure in name resolution (	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  SocketError)	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from -e:3:in `<main>'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `initialize': 	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  getaddrinfo: Temporary failure in name resolution (	from -e:3:in `<main>'
  SocketError)
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:966:in `block in connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:95:in `block in timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/timeout.rb:105:in `timeout'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:964:in `connect'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:949:in `do_start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/net/http.rb:938:in `start'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:346:in `open_http'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:764:in `buffer_open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:235:in `block in open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `catch'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:233:in `open_loop'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:174:in `open_uri'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:744:in `open'
  	from /home/ko1/ruby/v2/install/trunk/lib/ruby/2.8.0/open-uri.rb:752:in `read'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:196:in `block in download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:310:in `with_retry'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:195:in `download'
  	from /tmp/ruby/v3/src/trunk-cross-mingw64/tool/downloader.rb:66:in `download'
  	from -e:3:in `<main>'
  make: *** [gems/rexml-3.2.4.gem] Error 1
  make: *** [gems/rake-13.0.1.gem] Error 1
    0.004000   0.000000   1.752000 (385.855937)
  $$$[end] "make install -j6" exit with 512.
  /home/ko1/ruby/logs/brlog.trunk-cross-mingw64.20201007-015942
  total: 1167.93 sec