JakobDev@PC:/tmp/CC-Tweaked$ ./gradlew check
Starting a Gradle Daemon (subsequent builds will be faster)

> Configure project : 
This mapping 'snapshot_20180724' was designed for MC 1.12! Use at your own peril.
#################################################
         ForgeGradle 2.3-SNAPSHOT-7764e3e        
  https://github.com/MinecraftForge/ForgeGradle  
#################################################
                 Powered by MCP                  
             http://modcoderpack.com             
     by: Searge, ProfMobius, R4wk, ZeuX          
     Fesh0r, IngisKahn, bspkrs, LexManos         
#################################################
Found AccessTransformer: computercraft_at.cfg

> Task :deobfMcMCP 
Applying SpecialSource...
Applying Exceptor...

> Task :checkstyleMain 
[ant:checkstyle] [ERROR] /tmp/CC-Tweaked/src/main/java/dan200/computercraft/shared/computer/blocks/TileComputerBase.java:50:22: Der Bezeichner 'm_label' entspricht nicht dem Muster '^[a-z][a-zA-Z0-9]*$'. [MemberName]


FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':checkstyleMain'.
> Checkstyle rule violations were found. See the report at: file:///tmp/CC-Tweaked/build/reports/checkstyle/main.html

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with Gradle 5.0.
See https://docs.gradle.org/4.6/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 3m 13s
11 actionable tasks: 11 executed
JakobDev@PC:/tmp/CC-Tweaked$ 
.```