OMSimulator --tempDir=temp_Buildings_8_Buildings_Examples_ChillerPlant_DataCenterContinuousTimeControl_fmu --startTime=1.30464e+07 --stopTime=1.36512e+07 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Examples_ChillerPlant_DataCenterContinuousTimeControl.fmu warning: /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_8_Buildings.Examples.ChillerPlant.DataCenterContinuousTimeControl/temp_Buildings_8_Buildings_Examples_ChillerPlant_DataCenterContinuousTimeControl_fmu/model-dj6c2oxd/temp/0001_Buildings_8_Buildings_Examples_ChillerPlant_DataCenterContinuousTimeControl (logStatusWarning): /home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/HeatExchangers/CoolingTowers/YorkCalc.mo:99: The following assertion has been violated at time 0.000000 cooTow.TAppCor >= 0.0 assert | warning | Variable violating min constraint: 0.0 <= cooTow.TAppCor, has value: -0.615124 info: maximum step size for 'model.root': 0.001000 info: Result file: model_res.mat (bufferSize=10) error: [operator()] Timeout occurred during simulation info: 1 warnings info: 1 errors info: Final Statistics for 'model.root': NumSteps = 187251 NumRhsEvals = 187252 NumLinSolvSetups = 9364 NumNonlinSolvIters = 187251 NumNonlinSolvConvFails = 0 NumErrTestFails = 0 [CVODE ERROR] CVode cvode_mem = NULL illegal. error: [doStep] SUNDIALS_ERROR: CVode() failed with flag = -21