Error: Failed to build gem native extension.

[zmd94]

Hi, I get this error when try to install font-awesome-sass gem with the latest version:

Installing sassc 2.0.0 with native extensions
Gem::Ext::BuildError: ERROR: Failed to build gem native extension.

    current directory: /var/lib/gems/2.5.0/gems/sassc-2.0.0/ext
/usr/bin/ruby2.5 -rrubygems
/usr/share/rubygems-integration/all/gems/rake-12.3.1/exe/rake
RUBYARCHDIR=/var/lib/gems/2.5.0/extensions/x86_64-linux/2.5.0/sassc-2.0.0
RUBYLIBDIR=/var/lib/gems/2.5.0/extensions/x86_64-linux/2.5.0/sassc-2.0.0
/usr/bin/ruby2.5: No such file or directory --
/usr/share/rubygems-integration/all/gems/rake-12.3.1/exe/rake (LoadError)

rake failed, exit code 1

Gem files will remain installed in /var/lib/gems/2.5.0/gems/sassc-2.0.0 for
inspection.
Results logged to
/var/lib/gems/2.5.0/extensions/x86_64-linux/2.5.0/sassc-2.0.0/gem_make.out

An error occurred while installing sassc (2.0.0), and Bundler cannot continue.
Make sure that `gem install sassc -v '2.0.0' --source 'https://rubygems.org/'`
succeeds before bundling.

In Gemfile:
  font-awesome-sass was resolved to 5.5.0.1, which depends on
    sassc
{"code":5,"message":"The command '/bin/sh -c bundle install' returned a non-zero code: 5"}
The command '/bin/sh -c bundle install' returned a non-zero code: 5
----------------------
Deploy failed!
Error: {"code":5,"message":"The command '/bin/sh -c bundle install' returned a non-zero code: 5"}
The command '/bin/sh -c bundle install' returned a non-zero code: 5

I'm trying to install this gem in docker ubuntu. Kindly to help.

[zmd94]

Nevermind. I just use different gem.