我有一个连续的集成构建失败，出现以下错误：
Errors:
"_CGColorGetComponents", referenced from:
"_CGColorSpaceCreateDeviceRGB", referenced from:
"_CGContextAddLineToPoint", referenced from:
"_CGContextBeginPath", referenced from:
"_CGContextDrawLinearGradient", referenced from:
"_CGContextDrawTiledImage", referenced from:
"_CGContextMoveToPoint", referenced from:
"_CGContextRestoreGState", referenced from:
"_CGContextSaveGState", referenced from:
"_CGContextSetLineDash", referenced from:
"_CGContextSetLineWidth", referenced from:
"_CGContextSetShadowWithColor", referenced from:
"_CGContextSetStrokeColorWithColor", referenced from:
"_CGContextStrokePath", referenced from:
"_CGContextTranslateCTM", referenced from:
"_CGGradientCreateWithColors", referenced from:
"_CGImageCreateWithImageInRect", referenced from:
"_CGImageRelease", referenced from:
"_CGPointZero", referenced from:
"_CGRectInset", referenced from:
"_CGRectIntegral", referenced from:
"_CGRectZero", referenced from:
"_CGSizeZero", referenced from:
Linker command failed with exit code 1 (use -v to see invocation)
这看起来很奇怪，因为这些都是它无法找到的系统项目。但是，该产品已完成并可供下载。我有其他集成机器人设置运行并成功完成。有谁知道可能导致这个问题的原因？