v1.9.4/command/test-fixtures/cleanup-script/template.json

{
	"builders": [
		{
			"type": "null",
			"communicator": "none"
		}
	],
	"provisioners": [
		{
			"type": "shell-local",
			"inline": ["exit 2"]
		}
	],
	"error-cleanup-provisioner": {
		"type": "shell-local",
		"inline": ["echo 'rubber ducky'> ducky.txt"]
	}
}