TC_createSession_ping4_256 PGW_Tests

Regression

Failing for the past 1 build since #1413

Took 18 sec (from Titan)

Stack Trace

Timeout waiting for { start_program_res := ? }
      PGW_Tests.ttcn:1128 PGW_Tests control part
      PGW_Tests.ttcn:992 TC_createSession_ping4_256 testcase