Maven：无法读取每个项目的工件描述符

Question

http://prntscr.com/eevy7b http://pastebin.com/HkQHV45Y＆lt; - 控制台输出

我不知道为什么会发生这种情况：/ 这是我的POM：

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>net.ulmc</groupId>
    <artifactId>UnleashedSkills</artifactId>
    <version>1.0</version>

    <build>
        <defaultGoal>clean package install</defaultGoal>
        <sourceDirectory>src/</sourceDirectory>
        <finalName>${project.artifactId}</finalName>
        <resources>
            <resource>
                <directory>.</directory>
                <includes>
                    <include>plugin.yml</include>
                    <include>config.yml</include>
                    <include>choppingTools.yml</include>
                </includes>
            </resource>
        </resources>
        <plugins>
            <plugin>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.3</version>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                </configuration>
            </plugin>
        </plugins>
    </build>

    <repositories>
        <repository>
            <id>dmulloy2-repo</id>
            <url>http://repo.dmulloy2.net/content/groups/public/</url>
        </repository>
        <repository>
            <id>ulmc-repo</id>
            <url>https://repo.ulmc.net</url>
        </repository>
        <repository>
            <id>pex-repo</id>
            <url>http://pex-repo.aoeu.xyz</url>
        </repository>
        <repository>
            <id>stealthyone-repo</id>
            <url>https://repo.stealthyone.com/content/groups/public</url>
        </repository>
    </repositories>

    <dependencies>
        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-io</artifactId>
            <version>1.3.2</version>
        </dependency>
        <dependency>
            <groupId>com.comphenix.protocol</groupId>
            <artifactId>ProtocolLib-API</artifactId>
            <version>4.0</version>
        </dependency>
        <dependency>
            <groupId>org.spigotmc</groupId>
            <artifactId>spigot-api</artifactId>
            <version>1.11.2-R0.1-SNAPSHOT</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>org.bukkit</groupId>
            <artifactId>craftbukkit</artifactId>
            <version>1.11.2-R0.1-SNAPSHOT</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>main</groupId>
            <artifactId>Main</artifactId>
            <version>0.1</version>
        </dependency>
        <dependency>
            <groupId>com.connorlinfoot</groupId>
            <artifactId>BountifulAPI</artifactId>
            <version>1.5.3</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>net.ulmc</groupId>
            <artifactId>UnleashedEnhancedMining</artifactId>
            <version>1.0</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>com.sk89q</groupId>
            <artifactId>worldguard</artifactId>
            <version>6.1</version>
        </dependency>
        <dependency>
            <groupId>com.sk89q</groupId>
            <artifactId>worldedit</artifactId>
            <version>6.1</version>
        </dependency>
        <dependency>
            <groupId>net.ulmc</groupId>
            <artifactId>UnleashedSatchelsRevamped</artifactId>
            <version>1.0</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>org.jetbrains</groupId>
            <artifactId>annotations-java5</artifactId>
            <version>RELEASE</version>
        </dependency>
    </dependencies>
</project>

这也适用于我工作区中的每个其他项目。我删除了我的本地仓库，并重新安装了依赖项。仍然没有占上风。我试图运行maven -U clean install和maven -X。