addSetupRule(BinaryCompatibilityRepositorySetupRule, [
                        (BinaryCompatibilityRepositorySetupRule.Params.sourceRoots): sourceRoots.collect { it.absolutePath } as Set,
                        (BinaryCompatibilityRepositorySetupRule.Params.sourceCompilationClasspath): newClasspath.collect { it.absolutePath } as Set
                    ])

        member.jApiClass.let { declaringClass ->
            sources.sourceFileAndSourceRootFor(declaringClass.sourceFilePath).let { (sourceFile, sourceRoot) ->
                if (declaringClass.isKotlin) ApiSourceFile.Kotlin(sourceFile, sourceRoot)
                else ApiSourceFile.Java(sourceFile, sourceRoot)
            }
        }

    private
    val JApiClass.sourceFilePath: String

                        version = "2.0"
                    }
                """
            )
            withDirectory("v1/src/main").v1()
            withDirectory("v2/src/main").v2()
            val sourceRoots = if (File(withDirectory("v2/src/main"), "java").exists()) {
                "v2/src/main/java"
            } else {
                "v2/src/main/kotlin"
            }