Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Functions.Validation.MultipoleThermalResistances_TwoUTube.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001248/0.001248, allocations: 116.1 kB / 17.17 MB, free: 6 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001375/0.001375, allocations: 209.5 kB / 20.13 MB, free: 3.055 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.428/1.428, allocations: 230.6 MB / 253.5 MB, free: 15.12 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo): time 0.002339/0.002339, allocations: 285 kB / 309.8 MB, free: 3.438 MB / 238.1 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo): time 1.077/1.077, allocations: 180.6 MB / 0.5338 GB, free: 12.76 MB / 398.1 MB " [Timeout remaining time 179] Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: "" <> buildModelFMU(BuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Functions.Validation.MultipoleThermalResistances_TwoUTube,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Functions_Validation_MultipoleThermalResistances_TwoUTube",fmuType="cs",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Functions.Validation.MultipoleThermalResistances_TwoUTube,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Functions_Validation_MultipoleThermalResistances_TwoUTube",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 660] "Notification: NcDataReader2 requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: BuildingSystems requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002795/0.002795, allocations: 111.8 kB / 0.7348 GB, free: 2.41 MB / 0.4981 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4825/0.4853, allocations: 95.33 MB / 0.8279 GB, free: 3.035 MB / 0.5762 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Functions.Validation.MultipoleThermalResistances_TwoUTube): time 0.002578/0.4879, allocations: 1.403 MB / 0.8292 GB, free: 2.059 MB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.003231/0.4911, allocations: 1.858 MB / 0.831 GB, free: 0.7891 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 7.113e-05/0.4912, allocations: 0 / 0.831 GB, free: 0.7891 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.0001151/0.4913, allocations: 15.27 kB / 0.8311 GB, free: 0.7812 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.0002156/0.4915, allocations: 31.66 kB / 0.8311 GB, free: 0.7695 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.002763/0.4943, allocations: 1.198 MB / 0.8323 GB, free: 148 kB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 9.412e-05/0.4944, allocations: 47.41 kB / 0.8323 GB, free: 132 kB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 4.425e-05/0.4944, allocations: 6.281 kB / 0.8323 GB, free: 128 kB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001244/0.4945, allocations: 43.69 kB / 0.8323 GB, free: 108 kB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 6.057e-05/0.4946, allocations: 28.77 kB / 0.8324 GB, free: 100 kB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 1.269e-05/0.4946, allocations: 0 / 0.8324 GB, free: 100 kB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001213/0.4958, allocations: 0.9318 MB / 0.8333 GB, free: 15.78 MB / 0.5919 GB Notification: Performance of NFScalarize.scalarize: time 8.772e-05/0.4959, allocations: 70.83 kB / 0.8334 GB, free: 15.76 MB / 0.5919 GB Notification: Performance of NFVerifyModel.verify: time 6.138e-05/0.496, allocations: 62.47 kB / 0.8334 GB, free: 15.72 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.001082/0.497, allocations: 0.8895 MB / 0.8343 GB, free: 15.46 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 3.787e-06/0.497, allocations: 0 / 0.8343 GB, free: 15.46 MB / 0.5919 GB Notification: Performance of FrontEnd: time 1.152e-06/0.497, allocations: 0 / 0.8343 GB, free: 15.46 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 5.38e-06/0.4971, allocations: 4 kB / 0.8343 GB, free: 15.46 MB / 0.5919 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 32 * Number of variables: 32 Notification: Performance of Generate backend data structure: time 0.0007255/0.4978, allocations: 0.5977 MB / 0.8349 GB, free: 14.92 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 3.578e-05/0.4978, allocations: 9.844 kB / 0.8349 GB, free: 14.92 MB / 0.5919 GB Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 1.93e-05/0.4978, allocations: 5.031 kB / 0.8349 GB, free: 14.91 MB / 0.5919 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 3.906e-05/0.4979, allocations: 49.34 kB / 0.8349 GB, free: 14.87 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 3.575e-05/0.4979, allocations: 19.86 kB / 0.8349 GB, free: 14.86 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002104/0.4981, allocations: 226.8 kB / 0.8352 GB, free: 14.62 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.135e-06/0.4981, allocations: 384 / 0.8352 GB, free: 14.62 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 8.306e-06/0.4981, allocations: 8.062 kB / 0.8352 GB, free: 14.61 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001331/0.4983, allocations: 106.4 kB / 0.8353 GB, free: 14.56 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.235e-06/0.4983, allocations: 2.062 kB / 0.8353 GB, free: 14.56 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.843e-06/0.4983, allocations: 0 / 0.8353 GB, free: 14.56 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.987e-06/0.4983, allocations: 0 / 0.8353 GB, free: 14.56 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 7.557e-05/0.4984, allocations: 75.17 kB / 0.8353 GB, free: 14.55 MB / 0.5919 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0002713/0.4986, allocations: 278.5 kB / 0.8356 GB, free: 14.31 MB / 0.5919 GB Notification: Performance of preOpt comSubExp (simulation): time 9.491e-05/0.4987, allocations: 88.47 kB / 0.8357 GB, free: 14.27 MB / 0.5919 GB Notification: Performance of preOpt resolveLoops (simulation): time 7.495e-05/0.4988, allocations: 88.73 kB / 0.8358 GB, free: 14.24 MB / 0.5919 GB Notification: Performance of preOpt evalFunc (simulation): time 1.876e-05/0.4988, allocations: 4.797 kB / 0.8358 GB, free: 14.24 MB / 0.5919 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.42e-05/0.4988, allocations: 34.17 kB / 0.8358 GB, free: 14.2 MB / 0.5919 GB Notification: Performance of pre-optimization done (n=32): time 1.082e-06/0.4988, allocations: 0 / 0.8358 GB, free: 14.2 MB / 0.5919 GB Notification: Performance of matching and sorting (n=32): time 0.0003892/0.4992, allocations: 339.9 kB / 0.8361 GB, free: 14.1 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.064e-05/0.4993, allocations: 52.97 kB / 0.8362 GB, free: 14.04 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002386/0.4995, allocations: 253.4 kB / 0.8364 GB, free: 13.91 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 1.656e-05/0.4995, allocations: 26.27 kB / 0.8365 GB, free: 13.88 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 8.651e-05/0.4996, allocations: 132.5 kB / 0.8366 GB, free: 13.76 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 9.176e-05/0.4997, allocations: 110.1 kB / 0.8367 GB, free: 13.67 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 4.038e-05/0.4997, allocations: 25.17 kB / 0.8367 GB, free: 13.65 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 0.0001501/0.4999, allocations: 342.9 kB / 0.837 GB, free: 13.33 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 7.12e-05/0.5, allocations: 78.38 kB / 0.8371 GB, free: 13.31 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization): time 6.572e-05/0.5, allocations: 73.92 kB / 0.8372 GB, free: 13.29 MB / 0.5919 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001774/0.5002, allocations: 197.2 kB / 0.8374 GB, free: 13.25 MB / 0.5919 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.948e-06/0.5002, allocations: 5.594 kB / 0.8374 GB, free: 13.25 MB / 0.5919 GB Notification: Performance of matching and sorting (n=32) (initialization): time 0.0002265/0.5004, allocations: 232.6 kB / 0.8376 GB, free: 13.16 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 1.316e-05/0.5005, allocations: 8.562 kB / 0.8376 GB, free: 13.15 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.315e-05/0.5005, allocations: 3.062 kB / 0.8376 GB, free: 13.15 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.692e-05/0.5005, allocations: 0 / 0.8376 GB, free: 13.15 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 6.81e-07/0.5005, allocations: 0 / 0.8376 GB, free: 13.15 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.108e-06/0.5005, allocations: 1.125 kB / 0.8376 GB, free: 13.15 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 5.332e-05/0.5005, allocations: 14.7 kB / 0.8376 GB, free: 13.14 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.693e-06/0.5006, allocations: 5.062 kB / 0.8376 GB, free: 13.14 MB / 0.5919 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1): * Single equations (assignments): 0 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0001478/0.5007, allocations: 164.9 kB / 0.8378 GB, free: 13.02 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 2.236e-05/0.5007, allocations: 18.17 kB / 0.8378 GB, free: 13 MB / 0.5919 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002968/0.501, allocations: 260.1 kB / 0.8381 GB, free: 12.91 MB / 0.5919 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.128e-06/0.501, allocations: 1.219 kB / 0.8381 GB, free: 12.91 MB / 0.5919 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.587e-06/0.501, allocations: 0 / 0.8381 GB, free: 12.91 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.105e-06/0.501, allocations: 5.734 kB / 0.8381 GB, free: 12.91 MB / 0.5919 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002384/0.5013, allocations: 281.6 kB / 0.8383 GB, free: 12.68 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.26e-06/0.5013, allocations: 1.281 kB / 0.8383 GB, free: 12.68 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 1.854e-06/0.5013, allocations: 1.812 kB / 0.8383 GB, free: 12.68 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.613e-06/0.5013, allocations: 0 / 0.8383 GB, free: 12.68 MB / 0.5919 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.982e-06/0.5013, allocations: 5.031 kB / 0.8383 GB, free: 12.67 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.462e-06/0.5013, allocations: 0.6562 kB / 0.8383 GB, free: 12.67 MB / 0.5919 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.503e-06/0.5013, allocations: 5.25 kB / 0.8383 GB, free: 12.67 MB / 0.5919 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002575/0.5015, allocations: 273.5 kB / 0.8386 GB, free: 12.54 MB / 0.5919 GB Notification: Performance of postOpt removeConstants (simulation): time 6.776e-05/0.5016, allocations: 103.5 kB / 0.8387 GB, free: 12.42 MB / 0.5919 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.807e-05/0.5016, allocations: 0.7969 kB / 0.8387 GB, free: 12.42 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 3.581e-05/0.5017, allocations: 1.375 kB / 0.8387 GB, free: 12.42 MB / 0.5919 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 1.509e-05/0.5017, allocations: 0.5156 kB / 0.8387 GB, free: 12.42 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.116e-06/0.5017, allocations: 1.531 kB / 0.8387 GB, free: 12.42 MB / 0.5919 GB Notification: Performance of sorting global known variables: time 0.0001754/0.5019, allocations: 192.5 kB / 0.8389 GB, free: 12.32 MB / 0.5919 GB Notification: Performance of sort global known variables: time 9e-08/0.5019, allocations: 2.75 kB / 0.8389 GB, free: 12.32 MB / 0.5919 GB Notification: Performance of remove unused functions: time 0.0006242/0.5025, allocations: 214.7 kB / 0.8391 GB, free: 12.27 MB / 0.5919 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (1): * Single equations (assignments): 0 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001181/0.5037, allocations: 1.033 MB / 0.8401 GB, free: 11.55 MB / 0.5919 GB Notification: Performance of simCode: created initialization part: time 0.0002646/0.5039, allocations: 234.6 kB / 0.8403 GB, free: 11.48 MB / 0.5919 GB Notification: Performance of simCode: created event and clocks part: time 1.994e-06/0.5039, allocations: 4.062 kB / 0.8403 GB, free: 11.48 MB / 0.5919 GB Notification: Performance of simCode: created simulation system equations: time 0.0001399/0.5041, allocations: 149.5 kB / 0.8405 GB, free: 11.43 MB / 0.5919 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000228/0.5043, allocations: 21.02 kB / 0.8405 GB, free: 11.42 MB / 0.5919 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002759/0.5071, allocations: 2.587 MB / 0.843 GB, free: 9.879 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004211/0.5075, allocations: 0.7656 MB / 0.8438 GB, free: 9.176 MB / 0.5919 GB Notification: Performance of simCode: alias equations: time 2.781e-05/0.5075, allocations: 2.938 kB / 0.8438 GB, free: 9.176 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 7.075e-05/0.5076, allocations: 63.48 kB / 0.8438 GB, free: 9.121 MB / 0.5919 GB Notification: Performance of SimCode: time 4.71e-07/0.5076, allocations: 0 / 0.8438 GB, free: 9.121 MB / 0.5919 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02917/0.5368, allocations: 7.887 MB / 0.8515 GB, free: 7.465 MB / 0.5919 GB Notification: Performance of buildModelFMU: Generate platform static: time 8.654/9.191, allocations: 10.2 kB / 0.8515 GB, free: 7.465 MB / 0.5919 GB " [Timeout remaining time 651] (rm -f BuildingSystems_BuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Functions.Validation.MultipoleThermalResistances_TwoUTube.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Functions.Validation.MultipoleThermalResistances_TwoUTube.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Functions.Validation.MultipoleThermalResistances_TwoUTube.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Functions.Validation.MultipoleThermalResistances_TwoUTube.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Functions_Validation_MultipoleThermalResistances_TwoUTube_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Fluid_Geothermal_Borefields_BaseClasses_Boreholes_BaseClasses_Functions_Validation_MultipoleThermalResistances_TwoUTube.fmu > BuildingSystems_BuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Functions.Validation.MultipoleThermalResistances_TwoUTube.pipe 2>&1) [Timeout 52.5] [Calling os._exit(0), Time elapsed: 13.006435221992433] Failed to read output from testmodel.py, exit status != 0: 9.317065311013721 9.332122216 8.831946849 Calling exit ...