/usr/lib/llvm-3.8/include/lldb/Utility/ is in liblldb-3.8-dev 1:3.8-2ubuntu3~trusty5.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/llvm-3.8/include/lldb/Utility/AnsiTerminal.h
/usr/lib/llvm-3.8/include/lldb/Utility/CleanUp.h
/usr/lib/llvm-3.8/include/lldb/Utility/ConvertEnum.h
/usr/lib/llvm-3.8/include/lldb/Utility/Either.h
/usr/lib/llvm-3.8/include/lldb/Utility/Iterable.h
/usr/lib/llvm-3.8/include/lldb/Utility/JSON.h
/usr/lib/llvm-3.8/include/lldb/Utility/LLDBAssert.h
/usr/lib/llvm-3.8/include/lldb/Utility/NameMatches.h
/usr/lib/llvm-3.8/include/lldb/Utility/PriorityPointerPair.h
/usr/lib/llvm-3.8/include/lldb/Utility/ProcessStructReader.h
/usr/lib/llvm-3.8/include/lldb/Utility/PseudoTerminal.h
/usr/lib/llvm-3.8/include/lldb/Utility/Range.h
/usr/lib/llvm-3.8/include/lldb/Utility/RegisterNumber.h
/usr/lib/llvm-3.8/include/lldb/Utility/SafeMachO.h
/usr/lib/llvm-3.8/include/lldb/Utility/SharedCluster.h
/usr/lib/llvm-3.8/include/lldb/Utility/SharingPtr.h
/usr/lib/llvm-3.8/include/lldb/Utility/StringExtractor.h
/usr/lib/llvm-3.8/include/lldb/Utility/StringLexer.h
/usr/lib/llvm-3.8/include/lldb/Utility/TaskPool.h
/usr/lib/llvm-3.8/include/lldb/Utility/Utils.h