Started calculate disk usage of build Finished Calculation of disk usage of build in 0 seconds Started calculate disk usage of workspace Finished Calculation of disk usage of workspace in 0 seconds [INFO] [INFO] -----------------< net.citizensnpcs:citizens-v1_8_R3 >------------------ [INFO] Building citizens-v1_8_R3 2.0.26-SNAPSHOT [3/10] [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ citizens-v1_8_R3 --- [INFO] [INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ citizens-v1_8_R3 --- [INFO] Using 'UTF-8' encoding to copy filtered resources. [INFO] skip non existing resourceDirectory /var/lib/jenkins/jobs/Citizens2/workspace/v1_8_R3/src/main/resources [INFO] [INFO] --- maven-compiler-plugin:3.8.1:compile (default-compile) @ citizens-v1_8_R3 --- [INFO] Changes detected - recompiling the module! [INFO] Compiling 77 source files to /var/lib/jenkins/jobs/Citizens2/workspace/v1_8_R3/target/classes [INFO] /var/lib/jenkins/jobs/Citizens2/workspace/v1_8_R3/src/main/java/net/citizensnpcs/nms/v1_8_R3/entity/HumanController.java: /var/lib/jenkins/jobs/Citizens2/workspace/v1_8_R3/src/main/java/net/citizensnpcs/nms/v1_8_R3/entity/HumanController.java uses or overrides a deprecated API. [INFO] /var/lib/jenkins/jobs/Citizens2/workspace/v1_8_R3/src/main/java/net/citizensnpcs/nms/v1_8_R3/entity/HumanController.java: Recompile with -Xlint:deprecation for details. [INFO] ------------------------------------------------------------- [ERROR] COMPILATION ERROR : [INFO] ------------------------------------------------------------- [ERROR] /var/lib/jenkins/jobs/Citizens2/workspace/v1_8_R3/src/main/java/net/citizensnpcs/nms/v1_8_R3/util/NMSImpl.java:[437,49] local variable oldAvoidsWater is accessed from within inner class; needs to be declared final [INFO] 1 error [INFO] -------------------------------------------------------------