See https://builds.apache.org/job/maven-box/job/maven-checkstyle-plugin/job/master/37/
Changes: * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 * upgraded parent POM from 32 to 33 All tests passed
