Cannot include .ser file in sonar export.
BUT, you can add a Jacoco dependency that will use JMockit coverage to create a report that will use sonar.
<profile>
<id>coverage</id>
<dependencies>
<dependency>
<groupId>org.jmockit</groupId>
<artifactId>jmockit-coverage</artifactId>
<version>${jmockit.version}</version>
<scope>runtime</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.jacoco</groupId>
<artifactId>jacoco-maven-plugin</artifactId>
<version>${jacoco.version}</version>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.19.1</version>
<configuration>
<systemPropertyVariables>
<coverage-classes>com.mypackage.*</coverage-classes>
<jacoco-agent.destfile>target/jacoco.exec</jacoco-agent.destfile>
</systemPropertyVariables>
</configuration>
</plugin>
</plugins>
</build>
</profile>
, cobertura jmockit.