jena-text-es: exception if no limit supplied to text:query.

PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX text: <http://jena.apache.org/text#>

SELECT ?subject ?object
WHERE {
    ?subject text:query ('Whatever').
    ?subject rdfs:label ?object .
}

[2019-10-18 14:27:56] Fuseki     INFO  [31] Query = PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>   PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>   PREFIX text: <http://jena.apache.
org/text#>  SELECT ?subject ?object WHERE { ?subject text:query ('Whatever'). ?subject rdfs:label ?object . }
[2019-10-18 14:27:56] Fuseki     WARN  [31] RC = 500 : [size] parameter cannot be negative, found [-1]
java.lang.IllegalArgumentException: [size] parameter cannot be negative, found [-1]
        at org.elasticsearch.search.builder.SearchSourceBuilder.size(SearchSourceBuilder.java:382)
        at org.elasticsearch.action.search.SearchRequestBuilder.setSize(SearchRequestBuilder.java:204)
        at org.apache.jena.query.text.es.TextIndexES.query(TextIndexES.java:403)
        at org.apache.jena.query.text.es.TextIndexES.query(TextIndexES.java:378)
        at org.apache.jena.query.text.TextQueryPF.performQuery(TextQueryPF.java:346)
        at org.apache.jena.query.text.TextQueryPF.query(TextQueryPF.java:284)
        at org.apache.jena.query.text.TextQueryPF.variableSubject(TextQueryPF.java:247)
        at org.apache.jena.query.text.TextQueryPF.exec(TextQueryPF.java:211)
        at org.apache.jena.sparql.pfunction.PropertyFunctionBase$RepeatApplyIteratorPF.nextStage(PropertyFunctionBase.java:106)