**Phase 1: Completed pre-decoding.
       full event: 'Jun 8 09:01:01 niban su(pam_unix)[1313]: session opened for user root by (uid=1342)'
       hostname: 'melancia'
       program_name: '(null)'
       log: 'Jun 8 09:01:01 niban su(pam_unix)[1313]: session opened for user root by (uid=1342)'

**Phase 2: Completed decoding.
       No decoder matched.