RUNTIME ERROR: foobar
	error.inside_equals_array.jsonnet:18:18-32	thunk <array_element>
	std.jsonnet:1293:29-33	thunk <b>
	std.jsonnet:1293:21-33	function <anonymous>
	std.jsonnet:1293:21-33	function <aux>
	std.jsonnet:1296:15-31	function <anonymous>
	std.jsonnet:1297:11-23	
