OMSimulator  --tempDir=temp_Buildings_8_Buildings_Air_Systems_SingleZone_VAV_BaseClasses_Validation_ControllerChillerDXHeatingEconomizer_fmu --startTime=0 --stopTime=172800 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Air_Systems_SingleZone_VAV_BaseClasses_Validation_ControllerChillerDXHeatingEconomizer.fmu
info:    maximum step size for 'model.root': 0.001000
info:    Result file: model_res.mat (bufferSize=10)
error:   [operator()] Timeout occurred during simulation
info:    0 warnings
info:    1 errors
info:    Final Statistics for 'model.root':
         NumSteps = 524388 NumRhsEvals  = 524389 NumLinSolvSetups = 26221
         NumNonlinSolvIters = 524388 NumNonlinSolvConvFails = 0 NumErrTestFails = 0

[CVODE ERROR]  CVode
  cvode_mem = NULL illegal.

error:   [doStep] SUNDIALS_ERROR: CVode() failed with flag = -21