Buildspec JSON file not correct with TI compiler

the attached JSON buildspec file results in the error below

00:31:30.601 INFO: ------------------------------------------------------------------------
00:31:30.601 INFO: ------------------------------------------------------------------------
00:31:30.601 INFO: Total time: 1:16.379s
00:31:30.758 INFO: Final Memory: 86M/314M
00:31:30.758 INFO: ------------------------------------------------------------------------
00:31:30.758 ERROR: Error during SonarScanner execution
java.lang.IllegalStateException: The "build-wrapper-dump.json" file was found but 0 C/C++/Objective-C files were analyzed. Please make sure that:
  * you are using the latest version of the build-wrapper and the CFamily analyzer
  * you are correctly invoking the scanner with correct configuration
  * your compiler is supported
  * you are wrapping your build correctly
  * you are wrapping a full/clean build
  * you are providing the path to the correct build-wrapper output directory
  * you are building and analyzing the same source checkout, absolute paths must be identical in build and analysis steps
        at com.sonar.cpp.plugin.CFamilySensor.process(
        at com.sonar.cpp.plugin.CFamilySensor.execute( (63.6 KB)

Hello @neillangmead,

Are you running the scanner from the root directory of yout project? If you are, can you please share the full verbose log of the scanner?