module.exports = function (config) {
  config.set({
    frameworks: ['browserify', 'mocha'],
    reporters: ['mocha'],
    preprocessors: { 'build/karma.js': ['browserify'] },
    browserify: { debug: true },
    client: { mocha: { timeout: 60000 } },
    files: ['build/karma.js'],
    colors: true,
    singleRun: true,
    logLevel: config.LOG_INFO,
    browserNoActivityTimeout: 60000,
  });
};

@@ -230,25 +230,25 @@
  %7B timeout: 
-6
+3
 0000 %7D %7D,%0A  
@@ -380,9 +380,9 @@
 ut: 
-6
+3
 0000

Decrease timeout again