Instant.parse difference between JDK11 and JDK13+

InstantParseTest.java

import java.time.Instant;

import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

public class InstantParseTest {
    @ParameterizedTest
    @ValueSource(strings = {"2019-12-20T00:00:00+00:00", "2019-12-19T16:00:00-08:00", "2019-12-20T00:00:00Z"})
    public void parse(String text) {
        System.out.println(Instant.parse(text));
    }
}