message: Print the cmake error log.
diff: @@ -239,6 +239,7 @@ jobs:
  - mkdir -p extern/build
  - cd extern
  - cmake -G Ninja -B build -S . -DCMAKE_TOOLCHAIN_FILE="unreal-linux-from-windows-toolchain.cmake" -DCMAKE_POSITION_INDEPENDENT_CODE=ON -DCMAKE_BUILD_TYPE=Release
  + - cat /c/Users/travis/build/CesiumGS/cesium-unreal/extern/build/CMakeFiles/CMakeError.log
  - cmake --build build -j 4 --target install
  - cd ..
  - rm -rf extern
  