Regression

trial-ttcn3_bts_tests:trx.ttcn3_bts_tests.TC_si_sched_13 (from Titan)

Failing for the past 1 build (Since #2723 )

FBSB Failed with non-zero return code 255
      BTS_Tests.ttcn:7143 BTS_Tests control part
      BTS_Tests.ttcn:4141 TC_si_sched_13 testcase