in_postion方式的ota,在制作patch包失败(模拟验证阶段失败)

1、根据制作说明，使用diff.exe在制作patch包时，在验证阶段出现错误，导致最终patch包制作失败。这种失败的原因是什么哪？期待解答及解决办法，多谢!
2、两份源代码上的差别是:增加了一个函数功能代码。

log如下:
$ ./diff.exe -v -b 512 -o 147.0 -n 148.0 147.bin 148.bin patch2.bin
RUN bsdiff algorithm ...
PARSING bspatch ...
VERIFY cmd integrity ...
SEARCHING safe block ...
BUILD dependency graph ...
ANALYSING dependency graph ...

====== simplified relied relationship list ======

old block idx: 3
 - new block idx: 4

old block idx: 4
 - new block idx: 5

old block idx: 5
 - new block idx: 6
 - new block idx: 4

old block idx: 6
 - new block idx: 7

old block idx: 7
 - new block idx: 8

old block idx: 8
 - new block idx: 9

old block idx: 9
 - new block idx: 10

old block idx: 10
 - new block idx: 11

old block idx: 11
 - new block idx: 12

old block idx: 12
 - new block idx: 13

old block idx: 13
 - new block idx: 14

old block idx: 14
 - new block idx: 17

old block idx: 15
 - new block idx: 18
 - new block idx: 17

old block idx: 16
 - new block idx: 19
 - new block idx: 18

old block idx: 17
 - new block idx: 20
 - new block idx: 19

old block idx: 18
 - new block idx: 21
 - new block idx: 20

old block idx: 19
 - new block idx: 22
 - new block idx: 21

old block idx: 20
 - new block idx: 23
 - new block idx: 22

old block idx: 21
 - new block idx: 24
 - new block idx: 23

old block idx: 22
 - new block idx: 25
 - new block idx: 24

old block idx: 23
 - new block idx: 26
 - new block idx: 25

old block idx: 24
 - new block idx: 27
 - new block idx: 26

old block idx: 25
 - new block idx: 28
 - new block idx: 27

old block idx: 26
 - new block idx: 29
 - new block idx: 28

old block idx: 27
 - new block idx: 30
 - new block idx: 29

old block idx: 28
 - new block idx: 31
 - new block idx: 30

old block idx: 29
 - new block idx: 32
 - new block idx: 31

old block idx: 30
 - new block idx: 33
 - new block idx: 32

old block idx: 31
 - new block idx: 34
 - new block idx: 33

old block idx: 32
 - new block idx: 35
 - new block idx: 34

old block idx: 33
 - new block idx: 36
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old block idx: 34
 - new block idx: 37
 - new block idx: 36

old block idx: 35
 - new block idx: 38
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old block idx: 36
 - new block idx: 39
 - new block idx: 38

old block idx: 37
 - new block idx: 40
 - new block idx: 39

old block idx: 38
 - new block idx: 41
 - new block idx: 40

old block idx: 39
 - new block idx: 42
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old block idx: 40
 - new block idx: 43
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old block idx: 41
 - new block idx: 44
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old block idx: 42
 - new block idx: 45
 - new block idx: 44

old block idx: 43
 - new block idx: 46
 - new block idx: 45

old block idx: 44
 - new block idx: 47
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old block idx: 45
 - new block idx: 48
 - new block idx: 47

old block idx: 46
 - new block idx: 49
 - new block idx: 48

old block idx: 47
 - new block idx: 50
 - new block idx: 49

old block idx: 48
 - new block idx: 51
 - new block idx: 50

old block idx: 49
 - new block idx: 52
 - new block idx: 51

old block idx: 50
 - new block idx: 53
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old block idx: 51
 - new block idx: 54
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old block idx: 52
 - new block idx: 55
 - new block idx: 54

old block idx: 53
 - new block idx: 56
 - new block idx: 55

old block idx: 54
 - new block idx: 57
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old block idx: 55
 - new block idx: 58
 - new block idx: 57

old block idx: 56
 - new block idx: 59
 - new block idx: 58

old block idx: 57
 - new block idx: 60
 - new block idx: 59

old block idx: 58
 - new block idx: 61
 - new block idx: 60

old block idx: 59
 - new block idx: 62
 - new block idx: 61

old block idx: 60
 - new block idx: 63
 - new block idx: 62

old block idx: 61
 - new block idx: 64
 - new block idx: 63

old block idx: 62
 - new block idx: 65
 - new block idx: 64

old block idx: 63
 - new block idx: 66
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old block idx: 64
 - new block idx: 68
 - new block idx: 67
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old block idx: 65
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old block idx: 66
 - new block idx: 70
 - new block idx: 69

old block idx: 67
 - new block idx: 71
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old block idx: 68
 - new block idx: 72
 - new block idx: 71

old block idx: 69
 - new block idx: 73
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old block idx: 70
 - new block idx: 74
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old block idx: 71
 - new block idx: 75
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old block idx: 72
 - new block idx: 76
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old block idx: 73
 - new block idx: 77
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old block idx: 74
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old block idx: 75
 - new block idx: 79
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old block idx: 76
 - new block idx: 80
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old block idx: 77
 - new block idx: 81
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old block idx: 78
 - new block idx: 82
 - new block idx: 81

old block idx: 79
 - new block idx: 83
 - new block idx: 82

old block idx: 80
 - new block idx: 84
 - new block idx: 83

old block idx: 81
 - new block idx: 85
 - new block idx: 84

old block idx: 82
 - new block idx: 86
 - new block idx: 85

old block idx: 83
 - new block idx: 87
 - new block idx: 86

old block idx: 84
 - new block idx: 88
 - new block idx: 87

old block idx: 85
 - new block idx: 89
 - new block idx: 88
 - new block idx: 16

old block idx: 86
 - new block idx: 90
 - new block idx: 89

old block idx: 87
 - new block idx: 91
 - new block idx: 90

old block idx: 88
 - new block idx: 92
 - new block idx: 91

old block idx: 89
 - new block idx: 93
 - new block idx: 92

old block idx: 90
 - new block idx: 94
 - new block idx: 93

old block idx: 91
 - new block idx: 95
 - new block idx: 94

old block idx: 92
 - new block idx: 96
 - new block idx: 95

old block idx: 93
 - new block idx: 97
 - new block idx: 96

old block idx: 94
 - new block idx: 98
 - new block idx: 97

old block idx: 95
 - new block idx: 99
 - new block idx: 98

old block idx: 96
 - new block idx: 100
 - new block idx: 99

old block idx: 97
 - new block idx: 101
 - new block idx: 100

old block idx: 98
 - new block idx: 102
 - new block idx: 101

old block idx: 99
 - new block idx: 103
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old block idx: 100
 - new block idx: 104
 - new block idx: 103

old block idx: 101
 - new block idx: 105
 - new block idx: 104

old block idx: 102
 - new block idx: 106
 - new block idx: 105

old block idx: 103
 - new block idx: 107
 - new block idx: 106

old block idx: 104
 - new block idx: 108
 - new block idx: 107

old block idx: 105
 - new block idx: 109
 - new block idx: 108

old block idx: 106
 - new block idx: 110
 - new block idx: 109

old block idx: 107
 - new block idx: 110

==================================================

MAKING final patch ...
[#####################################################################################################][%100]/
TESTING final patch ...
ERROR: line number[1282], function[patch_test] msg[wrong patch!]
ERROR: line number[1370], function[ota_diff] msg[patch test failed!]
ERROR: line number[202], function[make_patch] msg[ota_diff failed
]
make patch failed

TencentOS/TencentOS-tiny

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