Using v7.0 patch update 15 (32 bit)  - when a CICS program exceeds the ELAPSED purge time threshold limit, the console.log shows:

CASKC6003I Transaction PH01 has exceeded its threshold of 00015 seconds             
CASKC6023W CICS transaction PH01 exceeded ELAPSED time threshold limit of 00004000 ms. Actual: 00004000 ms.
CASKC6021W CICS transaction PH01 exceeded CPU threshold limit of 00005000 ms. Actual: 00005000 ms.
CASKC6026W CICS transaction PH01 exceeded ELAPSED purge time threshold limit of 00005000 ms. Actual: 00005019 ms.
CASKC0048S Process 0000007171 hard-killed. System dump issued
CASCD0154S SEP 00002 for ES PHSBR32 abended by signal 0000000009
CASSP0002I Server manager informed of process termination, pinfo =  S,0000007171

Using v7.0 patch update 16 (32 bit)  - when a CICS program exceeds the ELAPSED purge time threshold limit, the console.log shows:

CASKC6003I Transaction PH01 has exceeded its threshold of 00015 seconds             
CASKC6023W CICS transaction PH01 exceeded ELAPSED time threshold limit of 00004000 ms. Actual: 00004000 ms.                                                              
CASKC6021W CICS transaction PH01 exceeded CPU threshold limit of 00005000 ms. Actual: 00005000 ms. 
CASKC6026W CICS transaction PH01 exceeded ELAPSED purge time threshold limit of 00005000 ms. Actual: 00005019 ms.  
                                                  
CASSP0014S Process termination due to RTS error. 
Execution error : file 'dfheexin'
error code: 249, pc=0, call=1, seg=0
249     Process killed (Signal 15) 16:10:50 
                                                    
CASCD0144S SEP 00001 for ES PH71632 exited with value 0000000255             
CASSP0002I Server manager informed of process termination, pinfo =  S,0000003830      
CASKC0041E Transaction PH01 abend BBEL. 

The task has been purged and explicitly cancelled, because it reached the ELAPSED time purge threshold.

Full article: https://portal.microfocus.com/s/article/KM000016174