anchor.diff:      buffer.writeln('* ${_compare(nativeExecutableTime, sasscTime)} libsass');
       buffer.writeln(
           '* ${_compare(nativeExecutableTime, nodeTime)} Dart Sass on Node');
  -    buffer.writeln('* ${_compare(nativeExecutableTime, rubyTime)} Ruby Sass');
       buffer.writeln();
       log('');
     }
  
positive.code: Future<Duration> _benchmark(String executable, List<String> arguments) async {
    log("$executable ${arguments.join(' ')}");
  
    // Run the benchmark once without recording output to give Ruby Sass a hot
    // cache and give other implementations a chance to warm up at the OS level.
    await _benchmarkOnce(executable, arguments);
  
    Duration lowest;
  
negative.code: 
  * libsass $libsassRevision and sassc $sasscRevision compiled with $gPlusPlusVersion.
  * Dart Sass $dartSassRevision on Dart $dartVersion and Node $nodeVersion.
  
  """);
  
  