@TaskAction
                void execute() {
                    outputFile.getAsFile().get() << lazyMap.get()
                    outputFile.getAsFile().get() << eagerMap
                }
            }

            tasks.register("customTask", CustomTask) {
                lazyMap.put($value, new NestedBean('value1'))
                eagerMap.put($value, new NestedBean('value2'))