GNATbench will show the steps for any project build command in a specific subconsole for that project. These commands include the user-defined commands invoked via the builder menus, as well as the standard builder commands (including project cleaning) and the GNATbench extended build commands.
The subconsole will have a title of "Ada build" followed by the name of the project enclosed within square brackets. For example, in the following figure, the project Ms1553_Demo has completed a full build: