1.编译报错

[INFO] force-shading ...................................... SUCCESS [  5.703 s]
[INFO] flink 1.8-SNAPSHOT ................................. SUCCESS [ 21.865 s]
[INFO] flink-annotations .................................. SUCCESS [  8.369 s]
[INFO] flink-shaded-hadoop ................................ SUCCESS [  0.890 s]
[INFO] flink-shaded-hadoop2 2.7.6-1.8-SNAPSHOT ............ SUCCESS [ 25.770 s]
[INFO] flink-shaded-hadoop2-uber 2.7.6-1.8-SNAPSHOT ....... SUCCESS [ 32.322 s]
[INFO] flink-shaded-yarn-tests ............................ SUCCESS [ 35.741 s]
[INFO] flink-shaded-curator ............................... SUCCESS [  1.595 s]
[INFO] flink-metrics ...................................... SUCCESS [  0.199 s]
[INFO] flink-metrics-core ................................. SUCCESS [  2.366 s]
[INFO] flink-test-utils-parent ...........