Problem
Unable to create cache directory '/home/opengrok/4.2_r1/data/historycache/external/clang/include/clang/StaticAnalyzer/Core/PathSensitive'.
Unable to create cache directory '/home/opengrok/4.2_r1/data/historycache/external/clang/include/clang/StaticAnalyzer/Core/PathSensitive'.