Build failing at NAT, below is the jenkins log

18:07:07 [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.8.0:compile (default-compile) on project natservice-impl: Compilation failure: Compilation failure: 18:07:07 [ERROR] /w/workspace/netvirt-distribution-check-sodium/netvirt/natservice/impl/src/main/java/org/opendaylight/netvirt/natservice/cli/DisplayNaptSwithcesCli.java:[16,39] package org.apache.karaf.shell.commands does not exist*18:07:07* [ERROR] /w/workspace/netvirt-distribution-check-sodium/netvirt/natservice/impl/src/main/java/org/opendaylight/netvirt/natservice/cli/DisplayNaptSwithcesCli.java:[17,38] package org.apache.karaf.shell.console does not exist*18:07:07* [ERROR] /w/workspace/netvirt-distribution-check-sodium/netvirt/natservice/impl/src/main/java/org/opendaylight/netvirt/natservice/cli/DisplayNaptSwithcesCli.java:[34,45] cannot find symbol*18:07:07* [ERROR] symbol: class OsgiCommandSupport*18:07:07* [ERROR] /w/workspace/netvirt-distribution-check-sodium/netvirt/natservice/impl/src/main/java/org/opendaylight/netvirt/natservice/cli/DisplayNaptSwithcesCli.java:[33,2] cannot find symbol*18:07:07* [ERROR] symbol: class Command*18:07:07* [ERROR] /w/workspace/netvirt-distribution-check-sodium/netvirt/natservice/impl/src/main/java/org/opendaylight/netvirt/natservice/cli/DisplayNaptSwithcesCli.java:[43,5] method does not override or implement a method from a supertype*18:07:07* [ERROR] /w/workspace/netvirt-distribution-check-sodium/netvirt/natservice/impl/src/main/java/org/opendaylight/netvirt/natservice/cli/DisplayNaptSwithcesCli.java:[46,26] cannot find symbol*18:07:07* [ERROR] symbol: variable session*18:07:07* [ERROR] location: class org.opendaylight.netvirt.natservice.cli.DisplayNaptSwithcesCli*18:07:07* [ERROR] -> [Help 1]18:07:07 [ERROR] 18:07:07 [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.18:07:07 [ERROR] Re-run Maven using the -X switch to enable full debug logging.18:07:07 [ERROR] 18:07:07 [ERROR] For more information about the errors and possible solutions, please read the following articles:18:07:07 [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException18:07:07 [ERROR] 18:07:07 [ERROR] After correcting the problems, you can resume the build with the command*18:07:07* [ERROR] mvn <goals> -rf :natservice-impl*18:07:08* Build step 'Invoke top-level Maven targets' marked build as failure