Я исправил это путем обновления с
<plugin>
<groupId>org.mortbay.jetty</groupId>
<artifactId>maven-jetty-plugin</artifactId>
<version>6.1.15</version>
<configuration>
<contextPath>/${project.build.finalName}</contextPath>
</configuration>
</plugin>
до
<plugin>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-maven-plugin</artifactId>
<version>9.4.15.v20190215</version>
<configuration>
<contextPath>/${project.build.finalName}</contextPath>
</configuration>
</plugin>
Сервис теперь работает, но я получаю много предупреждений, таких как javax.servlet, на этапе запуска:
[WARNING] javax.servlet.ServletConfig scanned from multiple locations: jar:file:///home/froggo/.m2/repository/javax/servlet/javax.servlet-api/3.1.0/javax.servlet-api-3.1.0.jar!/javax/servlet/ServletConfig.class, jar:file:///home/froggo/sorgenti/link_it/govauth/govauth/target/services/WEB-INF/lib/javax.servlet-api-3.1.0.jar!/javax/servlet/ServletConfig.class
[WARNING] javax.servlet.ServletContainerInitializer scanned from multiple locations: jar:file:///home/froggo/.m2/repository/javax/servlet/javax.servlet-api/3.1.0/javax.servlet-api-3.1.0.jar!/javax/servlet/ServletContainerInitializer.class, jar:file:///home/froggo/sorgenti/link_it/govauth/govauth/target/services/WEB-INF/lib/javax.servlet-api-3.1.0.jar!/javax/servlet/ServletContainerInitializer.class