Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
[ERROR] COMPILATION ERROR : 
[INFO] -------------------------------------------------------------
[ERROR] error: release version 1.8 not supported

Compilation error from `javac` Java compiler. This error indicates that version 1.8 is not supported. 