Любая попытка воспользоваться gem-sassc приводит к одной и той же проблеме: irb(main):001:0> require "sassc" Traceback (most recent call last): 14: from /usr/bin/irb:11:in `<main>' 13: from (irb):1 12: from /usr/lib/ruby/rubygems/core_ext/kernel_require.rb:39:in `require' 11: from /usr/lib/ruby/rubygems/core_ext/kernel_require.rb:135:in `rescue in require' 10: from /usr/lib/ruby/rubygems/core_ext/kernel_require.rb:135:in `require' 9: from /usr/lib/ruby/gems/2.5.0/gems/sassc-2.2.1/lib/sassc.rb:31:in `<top (required)>' 8: from /usr/lib/ruby/gems/2.5.0/gems/sassc-2.2.1/lib/sassc.rb:31:in `require_relative' 7: from /usr/lib/ruby/gems/2.5.0/gems/sassc-2.2.1/lib/sassc/native.rb:5:in `<top (required)>' 6: from /usr/lib/ruby/gems/2.5.0/gems/sassc-2.2.1/lib/sassc/native.rb:6:in `<module:SassC>' 5: from /usr/lib/ruby/gems/2.5.0/gems/sassc-2.2.1/lib/sassc/native.rb:10:in `<module:Native>' 4: from /usr/lib/ruby/gems/2.5.0/gems/sassc-2.2.1/lib/sassc/native.rb:13:in `rescue in <module:Native>' 3: from /usr/lib/ruby/gems/2.5.0/gems/ffi-1.12.2/lib/ffi/library.rb:99:in `ffi_lib' 2: from /usr/lib/ruby/gems/2.5.0/gems/ffi-1.12.2/lib/ffi/library.rb:99:in `map' 1: from /usr/lib/ruby/gems/2.5.0/gems/ffi-1.12.2/lib/ffi/library.rb:145:in `block in ffi_lib' LoadError (Could not open library '/usr/lib/ruby/gems/2.5.0/gems/sassc-2.2.1/ext/libsass.so': /usr/lib/ruby/gems/2.5.0/gems/sassc-2.2.1/ext/libsass.so: cannot open shared object file: No such file or directory) На Сизифе не воспроизводится.