>>> libmatroska 1.5.2 Extracting
xzcat /home/buildroot/build/instance-0/buildroot/instance-0/dl/libmatroska/libmatroska-1.5.2.tar.xz | tar --strip-components=1 -C /home/buildroot/build/instance-0/output/build/libmatroska-1.5.2   -xf -
>>> libmatroska 1.5.2 Patching
>>> libmatroska 1.5.2 Configuring
(mkdir -p /home/buildroot/build/instance-0/output/build/libmatroska-1.5.2/ && cd /home/buildroot/build/instance-0/output/build/libmatroska-1.5.2/ && rm -f CMakeCache.txt && PATH="/home/buildroot/build/instance-0/output/host/bin:/home/buildroot/build/instance-0/output/host/sbin:/sbin:/usr/sbin:/bin:/usr/bin"  /home/buildroot/build/instance-0/output/host/bin/cmake /home/buildroot/build/instance-0/output/build/libmatroska-1.5.2/ -DCMAKE_TOOLCHAIN_FILE="/home/buildroot/build/instance-0/output/host/share/buildroot/toolchainfile.cmake" -DCMAKE_INSTALL_PREFIX="/usr" -DCMAKE_COLOR_MAKEFILE=OFF -DBUILD_DOC=OFF -DBUILD_DOCS=OFF -DBUILD_EXAMPLE=OFF -DBUILD_EXAMPLES=OFF -DBUILD_TEST=OFF -DBUILD_TESTS=OFF -DBUILD_TESTING=OFF -DBUILD_SHARED_LIBS=ON   )
-- The C compiler identification is GNU 7.4.0
-- The CXX compiler identification is GNU 7.4.0
-- Check for working C compiler: /home/buildroot/build/instance-0/output/host/bin/riscv32-linux-gcc
-- Check for working C compiler: /home/buildroot/build/instance-0/output/host/bin/riscv32-linux-gcc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /home/buildroot/build/instance-0/output/host/bin/riscv32-linux-g++
-- Check for working CXX compiler: /home/buildroot/build/instance-0/output/host/bin/riscv32-linux-g++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Configuring done
CMake Error in CMakeLists.txt:
  Imported target "EBML::ebml" includes non-existent path

    "/home/buildroot/build/instance-0/output/host/riscv32-buildroot-linux-gnu/sysroot/include"

  in its INTERFACE_INCLUDE_DIRECTORIES.  Possible reasons include:

  * The path was deleted, renamed, or moved to another location.

  * An install or uninstall procedure did not complete successfully.

  * The installation package was faulty and references files it does not
  provide.



CMake Error in CMakeLists.txt:
  Imported target "EBML::ebml" includes non-existent path

    "/home/buildroot/build/instance-0/output/host/riscv32-buildroot-linux-gnu/sysroot/include"

  in its INTERFACE_INCLUDE_DIRECTORIES.  Possible reasons include:

  * The path was deleted, renamed, or moved to another location.

  * An install or uninstall procedure did not complete successfully.

  * The installation package was faulty and references files it does not
  provide.



-- Generating done
CMake Warning:
  Manually-specified variables were not used by the project:

    BUILD_DOC
    BUILD_DOCS
    BUILD_EXAMPLE
    BUILD_EXAMPLES
    BUILD_TEST
    BUILD_TESTING
    BUILD_TESTS


-- Build files have been written to: /home/buildroot/build/instance-0/output/build/libmatroska-1.5.2
package/pkg-generic.mk:228: recipe for target '/home/buildroot/build/instance-0/output/build/libmatroska-1.5.2/.stamp_configured' failed
make: *** [/home/buildroot/build/instance-0/output/build/libmatroska-1.5.2/.stamp_configured] Error 1
make: Leaving directory '/home/buildroot/build/instance-0/buildroot'