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 }