spark无法开始编译，我的错误总是那么新颖

Question

[root@hadoop spark-2.1.0]# ./dev/make-distribution.sh --name 2.6.0-cdh5.7.0 --tgz -Pyarn -Phadoop-2.6 -Phive -Phive-thriftserver -Dhadoop.version=2.6.0-cdh5.7.0
+++ dirname ./dev/make-distribution.sh
++ cd ./dev/…
++ pwd

• SPARK_HOME=/source/spark-2.1.0
• DISTDIR=/source/spark-2.1.0/dist
• MAKE_TGZ=false
• MAKE_PIP=false
• MAKE_R=false
• NAME=none
• MVN=/source/spark-2.1.0/build/mvn
• (( 8 ))
• case $1 in
• NAME=2.6.0-cdh5.7.0
• shift
• shift
• (( 6 ))
• case $1 in
• MAKE_TGZ=true
• shift
• (( 5 ))
• case $1 in
• break
• ‘[’ -z /app/jdk1.7.0_51 ‘]’
• ‘[’ -z /app/jdk1.7.0_51 ‘]’
  ++ command -v git
• ‘[’ ‘]’
  ++ command -v /source/spark-2.1.0/build/mvn
• ‘[’ ‘!’ /source/spark-2.1.0/build/mvn ‘]’
  ++ /source/spark-2.1.0/build/mvn help:evaluate -Dexpression=project.version -Pyarn -Phadoop-2.6 -Phive -Phive-thriftserver -Dhadoop.version=2.6.0-cdh5.7.0
  ++ grep -v INFO
  ++ tail -n 1
• VERSION=’[ERROR] [Help 2] http://cwiki.apache.org/confluence/display/MAVEN/UnresolvableModelException’
  [root@hadoop spark-2.1.0]#