Debug of jQuery build

gistfile1.txt

{
   "_id": "8kjbucht0136i6",
   "_rev": "3-1c6628c59fa517ec0ed1f8a1b9add5d9",
   "project": "jquery/jquery",
   "previous_build": "43vgszht00t2ev",
   "created_at": 1395319305866,
   "triggered_by": "bedney",
   "repo": "https://github.com/jquery/jquery.git",
   "dir": "8kjbucht0136i6",
   "branch": "master",
   "commit": "HEAD",
   "type": "browser",
   "plugins": {
       "codeswarm-sauce": {
           "sauce_username": "browserswarm",
           "sauce_access_key": "d8b0d790-cc02-4ab1-8eba-f5187679963e",
           "files": "test/index.html",
           "framework": "qunit",
           "types": "php",
           "before_script": "./node_modules/.bin/grunt",
           "browsers": "Windows 2012-internet explorer-10"
       }
   },
   "state": "failed",
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   "stages": {
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           "commands": [
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                   "command": "rm",
                   "args": [
                       "-rf",
                       "8kjbucht0136i6"
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                   "options": {
                       "cwd": "/tmp"
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                   "stdout": "",
                   "stderr": "",
                   "exitCode": 0,
                   "finished_at": 1395319305879
               }
           ]
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       "checkout": {
           "ended": true,
           "ended_at": 1395319311699,
           "commands": [
               {
                   "command": "mkdir",
                   "args": [
                       "-p",
                       "8kjbucht0136i6"
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                   "options": {
                       "cwd": "/tmp"
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                   "out": "",
                   "stdout": "",
                   "stderr": "",
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                   "finished_at": 1395319305885
               },
               {
                   "command": "git",
                   "args": [
                       "clone",
                       "https://github.com/jquery/jquery.git",
                       "."
                   ],
                   "options": {
                       "cwd": "/tmp/8kjbucht0136i6"
                   },
                   "out": "Cloning into '.'...\n",
                   "stdout": "Cloning into '.'...\n",
                   "stderr": "",
                   "exitCode": 0,
                   "finished_at": 1395319311666
               },
               {
                   "command": "git",
                   "args": [
                       "reset",
                       "--hard",
                       "HEAD"
                   ],
                   "options": {
                       "cwd": "/tmp/8kjbucht0136i6"
                   },
                   "out": "HEAD is now at a10aa3a Core: Change the sleep time in dont_return.php from 100s to 30s\n",
                   "stdout": "HEAD is now at a10aa3a Core: Change the sleep time in dont_return.php from 100s to 30s\n",
                   "stderr": "",
                   "exitCode": 0,
                   "finished_at": 1395319311699
               }
           ]
       },
       "env": {
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           "ended_at": 1395319334194,
           "commands": [
               {
                   "command": "java",
                   "args": [
                       "-jar",
                       "/Users/bedney/dev/CodeSwarmStuff/codeswarm-sauce/vendor/Sauce-Connect.jar",
                       "browserswarm",
                       "d8b0d790-cc02-4ab1-8eba-f5187679963e",
                       "-i",
                       "1923f14a-a315-48fd-b01f-a199ffb985f4"
                   ],
                   "options": {
                       "background": true,
                       "silent": true,
                       "cwd": "/tmp/8kjbucht0136i6"
                   },
                   "out": "",
                   "stdout": "",
                   "stderr": ""
               }
           ]
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       "prepare": {
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           "ended_at": 1395319334204,
           "commands": [
               {
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                   "args": [
                       "-c",
                       "./node_modules/.bin/grunt"
                   ],
                   "options": {
                       "cwd": "/tmp/8kjbucht0136i6"
                   },
                   "out": "bash: ./node_modules/.bin/grunt: No such file or directory\n\nError: Exit code was 127\n    at Worker.onClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/stage_function.js:20:29)\n    at Worker.EventEmitter.emit (/Users/bedney/dev/CodeSwarmStuff/codeswarm/node_modules/eventemitter2/lib/eventemitter2.js:332:22)\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:82:10)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)",
                   "stdout": "",
                   "stderr": "bash: ./node_modules/.bin/grunt: No such file or directory\n\nError: Exit code was 127\n    at Worker.onClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/stage_function.js:20:29)\n    at Worker.EventEmitter.emit (/Users/bedney/dev/CodeSwarmStuff/codeswarm/node_modules/eventemitter2/lib/eventemitter2.js:332:22)\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:82:10)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)",
                   "exitCode": 1,
                   "finished_at": 1395319334204
               }
           ]
       },
       "cleanup": {
           "ended": true,
           "ended_at": 1395319334206,
           "commands": [
               {
                   "command": "stopping saucelabs tunnel",
                   "args": [
                   ],
                   "options": {
                   },
                   "out": "\nError: Command exited with error code 127\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:83:39)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)\n    at Socket.EventEmitter.emit (events.js:95:17)\n    at Pipe.close (net.js:466:12)\nError: Command exited with error code 127\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:83:39)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)\n    at Socket.EventEmitter.emit (events.js:95:17)\n    at Pipe.close (net.js:466:12)",
                   "stdout": "",
                   "stderr": "\nError: Command exited with error code 127\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:83:39)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)\n    at Socket.EventEmitter.emit (events.js:95:17)\n    at Pipe.close (net.js:466:12)\nError: Command exited with error code 127\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:83:39)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)\n    at Socket.EventEmitter.emit (events.js:95:17)\n    at Pipe.close (net.js:466:12)",
                   "exitCode": 1,
                   "finished_at": 1395319334206
               }
           ]
       }
   },
   "started_at": 1395319305872,
   "ended": true,
   "success": false,
   "stage": "cleanup",
   "lastCommand": {
       "command": "stopping saucelabs tunnel",
       "args": [
       ],
       "options": {
       },
       "out": "\nError: Command exited with error code 127\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:83:39)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)\n    at Socket.EventEmitter.emit (events.js:95:17)\n    at Pipe.close (net.js:466:12)\nError: Command exited with error code 127\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:83:39)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)\n    at Socket.EventEmitter.emit (events.js:95:17)\n    at Pipe.close (net.js:466:12)",
       "stdout": "",
       "stderr": "\nError: Command exited with error code 127\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:83:39)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)\n    at Socket.EventEmitter.emit (events.js:95:17)\n    at Pipe.close (net.js:466:12)\nError: Command exited with error code 127\n    at Command.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/worker.js:83:39)\n    at Command.g (events.js:175:14)\n    at Command.EventEmitter.emit (events.js:117:20)\n    at ChildProcess.onChildClose (/Users/bedney/dev/CodeSwarmStuff/codeswarm/lib/command.js:35:10)\n    at ChildProcess.g (events.js:175:14)\n    at ChildProcess.EventEmitter.emit (events.js:98:17)\n    at maybeClose (child_process.js:735:16)\n    at Socket.<anonymous> (child_process.js:948:11)\n    at Socket.EventEmitter.emit (events.js:95:17)\n    at Pipe.close (net.js:466:12)",
       "exitCode": 1,
       "finished_at": 1395319334206
   },
   "ended_at": 1395319334207
}