Hi Ricardo, unpack libgit2-0.27.7, then invoke guile generate.scm -o /tmp -f -x online -x stress -x perf . in there. Reference: ./tests/CMakeLists.txt: COMMAND ${PYTHON_EXECUTABLE} generate.py -o "${CMAKE_CURRENT_BINARY_DIR}" -f -xonline -xstress -xperf . (in libgit2)