The issue is due to some Checkstyle rules. If you remove them, this solves the problem.
For further reference: http://sonarqube.15.x6.nabble.com/ArrayIndexOutOfBoundsException-while-decorating-Java-file-td5034646.html
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solved Sonarqube 5.2 / Checkstyle plugin 2.3 : Enabling SummaryJavadocCheck makes the analysis failed