fatal: Not a git repository (or any parent up to mount point /home)
Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
Using ld linker
Configured for RELEASE build (set with cmake -DCMAKE_BUILD_TYPE={release,debug,...})
/home/conan/w/cci_PR-3638/.conan/data/arrow/2.0.0/_/_/build/c1a2e211d7ebbe57e19503c18b59cfd72d3cc3a4/source_subfolder/cpp/src/arrow/tensor.cc: In member function ‘arrow::Result<long int> arrow::Tensor::CountNonZero() const’:
/home/conan/w/cci_PR-3638/.conan/data/arrow/2.0.0/_/_/build/c1a2e211d7ebbe57e19503c18b59cfd72d3cc3a4/source_subfolder/cpp/src/arrow/tensor.cc:283:18: warning: ‘counter.arrow::{anonymous}::NonZeroCounter::result’ may be used uninitialized in this function [-Wmaybe-uninitialized]
   NonZeroCounter counter(*this);
                  ^~~~~~~
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY