xct / challenges

some example binaries for testing symbolic execution based programs

xct

Vulnerable Machine & Content Development • Offensive Security • Hobby ⚑ Collector • Walkthroughs @ http://youtube.com/xct_de

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challenges's Issues

Code coverage with DynamoRIO

The blog：https://vulndev.io/howto/2018/05/19/coverage-drcov-lcov.html

I have read the blog of Code coverage with DynamoRIO and reproduced it, but the problem is that the coverage rate is 0%. I want to ask if it is because the number of inputs used as a test is small. I only prepared two inputs here（100X and 100Y）.
About the test.sh:two files in the dir "inputs".

Test:

There are the output of the tools:

And the Html:

I was surprised by the result and thought it was the reason for too little input. I hope the author can answer my doubts.