rt,新建maven项目pom文件第一行有红叉，update project报错

Failed while installing JAX-RS (REST Web Services) 2.0.
'photo_project' : unable to configure web module for JAX-RS 

JDK为1.8，pom文件相关代码:

<plugin>
					<groupId>org.apache.maven.plugins</groupId>
					<artifactId>maven-compiler-plugin</artifactId>
					<version>3.0</version>
				    <configuration>
				        <source>1.8</source>
				        <target>1.8</target>
				    </configuration>
				</plugin>