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[INFO] Reactor Summary for citizens-parent 2.0.26-SNAPSHOT:
[INFO] 
[INFO] citizens-parent .................................... SUCCESS [  2.063 s]
[INFO] citizens-main ...................................... FAILURE [  5.802 s]
[INFO] citizens-v1_8_R3 ................................... SKIPPED
[INFO] citizens-v1_10_R1 .................................. SKIPPED
[INFO] citizens-v1_11_R1 .................................. SKIPPED
[INFO] citizens-v1_12_R1 .................................. SKIPPED
[INFO] citizens-v1_13_R2 .................................. SKIPPED
[INFO] citizens-v1_14_R1 .................................. SKIPPED
[INFO] citizens-v1_15_R1 .................................. SKIPPED
[INFO] citizens ........................................... SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  11.567 s
[INFO] Finished at: 2020-05-06T11:45:52Z
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.8.1:compile (default-compile) on project citizens-main: Compilation failure
[ERROR] /var/lib/jenkins/jobs/Citizens2/workspace/main/src/main/java/net/citizensnpcs/npc/ai/AStarNavigationStrategy.java:[118,26] cannot find symbol
[ERROR] symbol:   method isEmpty()
[ERROR] location: variable state of type net.citizensnpcs.api.astar.AStarMachine<net.citizensnpcs.api.astar.pathfinder.VectorNode,net.citizensnpcs.api.astar.pathfinder.Path>.AStarState
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :citizens-main
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Finished: NOT_BUILT