when {
                /** In the "plugins" step, the pluginManagement { ... } block is not resolved and is fine to appear above plugins { ... }; don't report it. */
                isUnresolvedPluginManagementNode(node, resolutionContainer) -> Unit

                specialBlockKind != null -> when (seenBlock) {
                    null -> seenBlock = specialBlockKind
                    specialBlockKind -> duplicates += node