data class BuildToStore(
    val build: VintageGradleBuild,
    // Does this build have work scheduled?
    val hasWork: Boolean,
    // Does this build have a child build with work scheduled?
    val hasChildren: Boolean
) {
    fun hasChildren() = BuildToStore(build, hasWork, true)
}


/**
 * State cached for a build in the tree.
 */
internal
sealed class CachedBuildState(
    val identityPath: Path,
)


/**

            if (build.hasScheduledWork && state is StandAloneNestedBuild) {
                // Also require the owner of a buildSrc build
                builds[state.owner] = builds.getValue(state.owner).hasChildren()
            }
        }
        writeCollection(builds.values) { build ->
            writeBuildState(
                build,
                StoredBuildTreeState(requiredBuildServicesPerBuild),