fun splitBucketsByTestClassesForBuildProject(testCoverage: TestCoverage, buildProjectClassTimes: BuildProjectToSubprojectTestClassTimes): List<SmallSubprojectBucket> {
        val validSubprojects = model.subprojects.getSubprojectsForFunctionalTest(testCoverage)

        // Build project not found, don't split into buckets
        val subProjectToClassTimes: MutableMap<String, List<TestClassTime>> =

            val allSubprojectsInBucketJson = buckets.flatMap { it.subprojects.map { it.name } }.toSet()

            val allSubprojectsInModel = model.subprojects.getSubprojectsForFunctionalTest(testCoverage)
                .filter { onlyNativeSubprojectsForIntelMacs(testCoverage, it.name) }
                .map { it.name }