List<PluginExecution> src = source.getExecutions();
        if (!src.isEmpty()) {
            List<PluginExecution> tgt = target.getExecutions();
            Map<Object, PluginExecution> merged = new LinkedHashMap<>((src.size() + tgt.size()) * 2);

            for (PluginExecution element : src) {

                for (PluginExecution execution : plugin.getExecutions()) {
                    visit(execution);
                }
                // Dependencies
                for (Dependency dependency : plugin.getDependencies()) {
                    visit(dependency);
                }
            }
        }

        private void visit(PluginExecution execution) {
            if (execution != null) {