异常信息如下：

NSRangeException

NSMutableRLEArray objectAtIndex:effectiveRange:: Out of bounds

0 CoreFoundation 0x300b7f6b + 154
1 libobjc.A.dylib 0x3a3e16af objc_exception_throw + 38
2 CoreFoundation 0x300b7e95 + 0
3 Foundation 0x309da11d + 120
4 Foundation 0x309f6cfb + 198
5 UIFoundation 0x3790d40f + 154
6 UIFoundation 0x3790d29d + 176
7 DataDetectorsUI 0x34420033 + 266
8 DataDetectorsUI 0x344201db + 26
9 UIFoundation 0x3790bbeb + 34
10 DataDetectorsUI 0x344201bd + 116
11 libdispatch.dylib 0x3a8d7d93 + 66
12 libdispatch.dylib 0x3a8c4d67 + 22
13 libdispatch.dylib 0x3a8c4cfb + 274
14 CoreFoundation 0x30082821 + 8
15 CoreFoundation 0x300810f5 + 1300
16 CoreFoundation 0x2ffebce7 CFRunLoopRunSpecific + 522
17 CoreFoundation 0x2ffebacb CFRunLoopRunInMode + 106
18 GraphicsServices 0x34cc4283 GSEventRunModal + 138
19 UIKit 0x3288da41 UIApplicationMain + 1136
20 oschina 0x000aca2b main + 70
21 libdyld.dylib 0x3a8e9ab7 + 2