Loading "qunit.js" tasks...ERROR
>> Error: Cannot find module 'which'
>> Require stack:
>> - /root/contrail/contrail-web-core/node_modules/phantomjs/lib/phantomjs.js
>> - /root/contrail/contrail-web-core/node_modules/grunt-contrib-qunit/node_modules/grunt-lib-phantomjs/lib/phantomjs.js
>> - /root/contrail/contrail-web-core/node_modules/grunt-contrib-qunit/tasks/qunit.js
>> - /root/contrail/contrail-web-core/node_modules/grunt/lib/grunt/task.js
>> - /root/contrail/contrail-web-core/node_modules/grunt/lib/grunt.js
>> - /root/contrail/contrail-web-core/node_modules/grunt-cli/bin/grunt
Loading "grunt-karma.js" tasks...ERROR
>> Error: Cannot find module 'socket.io'
>> Require stack:
>> - /root/contrail/contrail-web-core/node_modules/karma/lib/server.js
>> - /root/contrail/contrail-web-core/node_modules/karma/lib/index.js
>> - /root/contrail/contrail-web-core/node_modules/grunt-karma/tasks/grunt-karma.js
>> - /root/contrail/contrail-web-core/node_modules/grunt/lib/grunt/task.js
>> - /root/contrail/contrail-web-core/node_modules/grunt/lib/grunt.js
>> - /root/contrail/contrail-web-core/node_modules/grunt-cli/bin/grunt

Running "run" task
>>>>>>>> No feature specified. will run all the feature tests. <<<<<<<
If you need to run specific feature tests only; then run: grunt run:nm


Warning: Task "karma:runAllTests" not found. Use --force to continue.
Error: Task "karma:runAllTests" not found.
    at Task.run (/root/contrail/contrail-web-core/node_modules/grunt/lib/util/task.js:179:28)
    at Object.<anonymous> (/root/contrail/contrail-web-controller/webroot/test/ui/Gruntfile.js:2248:24)
    at Object.thisTask.fn (/root/contrail/contrail-web-core/node_modules/grunt/lib/grunt/task.js:82:16)
    at Object.<anonymous> (/root/contrail/contrail-web-core/node_modules/grunt/lib/util/task.js:301:30)
    at Task.runTaskFn (/root/contrail/contrail-web-core/node_modules/grunt/lib/util/task.js:251:24)
    at Task.<anonymous> (/root/contrail/contrail-web-core/node_modules/grunt/lib/util/task.js:300:12)
    at Task.start (/root/contrail/contrail-web-core/node_modules/grunt/lib/util/task.js:309:5)
    at Object.grunt.tasks (/root/contrail/contrail-web-core/node_modules/grunt/lib/grunt.js:164:8)
    at Object.module.exports [as cli] (/root/contrail/contrail-web-core/node_modules/grunt/lib/grunt/cli.js:38:9)
    at Object.<anonymous> (/root/contrail/contrail-web-core/node_modules/grunt-cli/bin/grunt:45:20)

Aborted due to warnings.