qtbase5-dev-tools-dbgsym 5.5.1+dfsg-16ubuntu5 (i386 binary) in ubuntu xenial

 Qt is a cross-platform C++ application framework. Qt's primary feature
 is its rich set of widgets that provide standard GUI functionality.
 .
 This package contains the development programs used for building Qt 5
 applications, such as moc, qdbuscpp2xml, qdbusxml2cpp, qdoc, rcc,
 syncqt and uic.