/usr/include/diagnostics/frame/ is in libdiagnostics-dev 0.3.3-9.
This file is owned by root:root, with mode 0o755.
..
/usr/include/diagnostics/frame/exception.hpp
/usr/include/diagnostics/frame/level.hpp
/usr/include/diagnostics/frame/logger.hpp
/usr/include/diagnostics/frame/logging_config.hpp
/usr/include/diagnostics/frame/logging_config_exception.hpp
/usr/include/diagnostics/frame/logging_facility.hpp
/usr/include/diagnostics/frame/logging_implementation.hpp
/usr/include/diagnostics/frame/logging_mutex.hpp
/usr/include/diagnostics/frame/namespace.hpp
/usr/include/diagnostics/frame/platform.hpp
/usr/include/diagnostics/frame/platform_config.hpp
/usr/include/diagnostics/frame/pp_config.hpp
/usr/include/diagnostics/frame/record.hpp
/usr/include/diagnostics/frame/set_initial_loggers.hpp
/usr/include/diagnostics/frame/std_exception.hpp
/usr/include/diagnostics/frame/type.hpp
/usr/include/diagnostics/frame/version.hpp