perfetto così funziona:
codice:
<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-compiler-plugin</artifactId>
    <version>3.7.0</version>
    <configuration>
        <source>10</source>
        <target>10</target>
    </configuration>
    <dependencies>
        <dependency>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm</artifactId>
            <version>6.1.1</version> <!-- Use newer version of ASM -->
</dependency>
    </dependencies>
</plugin>

ho dovuto lanciare mvn package due volte, per scaricare prima il necessario.

grazie!