See script directory for method. The script to run in the top level
MaxScale directory is called maxscale-uncrustify.sh, which uses
another script, list-src, from the same directory (so you need to set
your PATH). The uncrustify version was 0.66.
As the test does a lot of large inserts, the timeouts can be triggered at
times when the test is not actually stuck but just waiting for the insert
to complete. Increasing the timeout from 10 to 30 seconds should give it
enough time to finish processing.