An error occurred while installing nokogiri (1.10.9), and Bundler cannot continue.

I tried to install and received the following error message: Gem::Ext::BuildError: ERROR: Failed to build gem native extension.

current directory: /root/Tools/CVE-2020-8165/vendor/bundle/ruby/2.7.0/gems/nokogiri-1.10.9/ext/nokogiri /usr/bin/ruby2.7 -I /usr/lib/ruby/2.7.0 -r ./siteconf20201130-4800-ae9ah6.rb extconf.rb checking if the C compiler accepts ... extconf.rb failed Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options.

Provided configuration options: --with-opt-dir --without-opt-dir --with-opt-include --without-opt-include=${opt-dir}/include --with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog --without-make-prog --srcdir=. --curdir --ruby=/usr/bin/$(RUBY_BASE_NAME)2.7 --help --clean /usr/lib/ruby/2.7.0/mkmf.rb:471:in try_do': The compiler failed to generate an executable file. (RuntimeError) You have to install development tools first. from /usr/lib/ruby/2.7.0/mkmf.rb:597:inblock in try_compile' from /usr/lib/ruby/2.7.0/mkmf.rb:544:in with_werror' from /usr/lib/ruby/2.7.0/mkmf.rb:597:intry_compile' from extconf.rb:138:in nokogiri_try_compile' from extconf.rb:162:inblock in add_cflags' from /usr/lib/ruby/2.7.0/mkmf.rb:655:in with_cflags' from extconf.rb:161:inadd_cflags' from extconf.rb:416:in `

To see why this extension failed to compile, please check the mkmf.log which can be found here:

/root/Tools/CVE-2020-8165/vendor/bundle/ruby/2.7.0/extensions/x86_64-linux/2.7.0/nokogiri-1.10.9/mkmf.log

extconf failed, exit code 1

Gem files will remain installed in /root/Tools/CVE-2020-8165/vendor/bundle/ruby/2.7.0/gems/nokogiri-1.10.9 for inspection. Results logged to /root/Tools/CVE-2020-8165/vendor/bundle/ruby/2.7.0/extensions/x86_64-linux/2.7.0/nokogiri-1.10.9/gem_make.out

An error occurred while installing nokogiri (1.10.9), and Bundler cannot continue. Make sure that gem install nokogiri -v '1.10.9' --source 'https://rubygems.org/' succeeds before bundling.

In Gemfile: rails was resolved to 5.2.3, which depends on actioncable was resolved to 5.2.3, which depends on actionpack was resolved to 5.2.3, which depends on actionview was resolved to 5.2.3, which depends on rails-dom-testing was resolved to 2.0.3, which depends on nokogiri

gem_make.out OUTPUT:

current directory: /root/Tools/CVE-2020-8165/vendor/bundle/ruby/2.7.0/gems/nokog iri-1.10.9/ext/nokogiri /usr/bin/ruby2.7 -I /usr/lib/ruby/2.7.0 -r ./siteconf20201130-4800-ae9ah6.rb ext conf.rb checking if the C compiler accepts ... extconf.rb failed Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options.

To see why this extension failed to compile, please check the mkmf.log which can be found here:

/root/Tools/CVE-2020-8165/vendor/bundle/ruby/2.7.0/extensions/x86_64-linux/2.7 .0/nokogiri-1.10.9/mkmf.log

extconf failed, exit code 1

mkmf.log OUTPUT:

"x86_64-linux-gnu-gcc -o conftest -I/usr/include/x86_64-linux-gnu/ruby-2.7.0 -I/ usr/include/ruby-2.7.0/ruby/backward -I/usr/include/ruby-2.7.0 -I. -Wdate-time - D_FORTIFY_SOURCE=2 -g -O2 -fdebug-prefix-map=/build/ruby2.7-PnoFQD/ruby2.7-2.7 .2=. -fstack-protector-strong -Wformat -Werror=format-security -fPIC conftest.c -L. -L/usr/lib/x86_64-linux-gnu -L. -Wl,-z,relro -Wl,-z,now -fstack-protector- strong -rdynamic -Wl,-export-dynamic -lruby-2.7 -lm -lc " checked program was: / begin / 1: #include "ruby.h" 2: 3: int main(int argc, char *argv) 4: { 5: return !!argv[argc]; 6: } / end */

Any assistance would be appreciated.

masahiro331 / CVE-2020-8165

An error occurred while installing nokogiri (1.10.9), and Bundler cannot continue. #5