buildClassTimeJson: File,
        model: CIBuildModel,
    ): Map<TestCoverage, List<SmallSubprojectBucket>> {
        val sType = object : TypeToken<BuildProjectToSubprojectTestClassTimes>() {}.type
        val buildProjectClassTimes = gson.fromJson<BuildProjectToSubprojectTestClassTimes>(buildClassTimeJson.readText(), sType)

        val result = mutableMapOf<TestCoverage, List<SmallSubprojectBucket>>()
        for (stage in model.stages) {

        listOf("8.8", "8.10"), // 8.8 <=version < 8.10
        listOf("8.10", "8.13"), // 8.10 <=version < 8.13
        listOf("8.13", "99.0"), // 8.13 <=version < 99.0
    )

typealias BuildProjectToSubprojectTestClassTimes = Map<String, Map<String, List<TestClassTime>>>

interface FunctionalTestBucketProvider {
    fun createFunctionalTestsFor(
        stage: Stage,
        testCoverage: TestCoverage,