http://www.gradle.org/docs/current/dsl/org.gradle.testing.jacoco.plugins.JacocoTaskExtension.html#org.gradle.testing.jacoco.plugins.JacocoTaskExtension:getAsJvmArg() shows as description “Creates a Jacoco task extension.” while this is the description of the constructor, not the getAsJvmArg method according to http://www.gradle.org/docs/current/groovydoc/org/gradle/testing/jacoco/plugins/JacocoTaskExtension.html