Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain.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 0.0008353/0.0008353, allocations: 80.45 kB / 19.15 MB, free: 0.7734 MB / 13.93 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 0.0009538/0.0009538, allocations: 162 kB / 22.43 MB, free: 2.141 MB / 18.57 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 0.9562/0.9562, allocations: 177.2 MB / 202.8 MB, free: 5.785 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-531:686:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-531:694:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo): time 0.7432/0.7432, allocations: 154.7 MB / 413.9 MB, free: 0.7266 MB / 378.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/Cryptographics/BaseClasses/sha.mo:2:1-19:8:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/File/sha2.mo:2:1-9:9:writable] Warning: External function annotation should occur on the external-clause, not on the function. " [Timeout remaining time 179] Using package IDEAS with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/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(IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain,fileNamePrefix="IDEAS_IDEAS_Fluid_SolarCollectors_BaseClasses_Examples_ASHRAESolarGain",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain,fileNamePrefix="IDEAS_IDEAS_Fluid_SolarCollectors_BaseClasses_Examples_ASHRAESolarGain",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: IDEAS 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 0.000993/0.000993, allocations: 64.59 kB / 0.6183 GB, free: 13.57 MB / 0.5886 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/Cryptographics/BaseClasses/sha.mo:2:1-19:8:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/File/sha2.mo:2:1-9:9:writable] Warning: External function annotation should occur on the external-clause, not on the function. Notification: Performance of FrontEnd - Absyn->SCode: time 0.4587/0.4597, allocations: 102 MB / 0.7179 GB, free: 23.28 MB / 0.6355 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain): time 0.002602/0.4623, allocations: 2.091 MB / 0.7199 GB, free: 21.86 MB / 0.6355 GB Notification: Performance of NFInst.instExpressions: time 0.003871/0.4662, allocations: 3.934 MB / 0.7238 GB, free: 19.2 MB / 0.6355 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001891/0.4664, allocations: 6.094 kB / 0.7238 GB, free: 19.2 MB / 0.6355 GB Notification: Performance of NFTyping.typeComponents: time 0.0008305/0.4672, allocations: 175.1 kB / 0.7239 GB, free: 19.12 MB / 0.6355 GB Notification: Performance of NFTyping.typeBindings: time 0.0001865/0.4674, allocations: 87.67 kB / 0.724 GB, free: 19.06 MB / 0.6355 GB Notification: Performance of NFTyping.typeClassSections: time 0.0008756/0.4683, allocations: 338.9 kB / 0.7243 GB, free: 18.92 MB / 0.6355 GB Notification: Performance of NFFlatten.flatten: time 0.000711/0.469, allocations: 444.9 kB / 0.7248 GB, free: 18.74 MB / 0.6355 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001328/0.4691, allocations: 39.58 kB / 0.7248 GB, free: 18.71 MB / 0.6355 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0002202/0.4693, allocations: 197.3 kB / 0.725 GB, free: 18.63 MB / 0.6355 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001662/0.4695, allocations: 147 kB / 0.7251 GB, free: 18.57 MB / 0.6355 GB Notification: Performance of NFPackage.collectConstants: time 3.517e-05/0.4695, allocations: 25.19 kB / 0.7252 GB, free: 18.57 MB / 0.6355 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0005941/0.4701, allocations: 328.8 kB / 0.7255 GB, free: 18.49 MB / 0.6355 GB Notification: Performance of NFScalarize.scalarize: time 0.0001315/0.4703, allocations: 118.2 kB / 0.7256 GB, free: 18.44 MB / 0.6355 GB Notification: Performance of NFVerifyModel.verify: time 0.0001124/0.4704, allocations: 139 kB / 0.7257 GB, free: 18.36 MB / 0.6355 GB Notification: Performance of NFConvertDAE.convert: time 0.0007433/0.4711, allocations: 0.6653 MB / 0.7264 GB, free: 18.11 MB / 0.6355 GB Notification: Performance of FrontEnd - DAE generated: time 4.238e-06/0.4711, allocations: 0 / 0.7264 GB, free: 18.11 MB / 0.6355 GB Notification: Performance of FrontEnd: time 1.944e-06/0.4711, allocations: 1.188 kB / 0.7264 GB, free: 18.11 MB / 0.6355 GB Notification: Performance of Transformations before backend: time 7.735e-06/0.4711, allocations: 0 / 0.7264 GB, free: 18.11 MB / 0.6355 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 22 * Number of variables: 22 Notification: Performance of Generate backend data structure: time 0.001004/0.4721, allocations: 0.7484 MB / 0.7271 GB, free: 17.56 MB / 0.6355 GB Notification: Performance of prepare preOptimizeDAE: time 5.242e-05/0.4722, allocations: 9.594 kB / 0.7271 GB, free: 17.56 MB / 0.6355 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 3.849e-05/0.4722, allocations: 44.47 kB / 0.7272 GB, free: 17.52 MB / 0.6355 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008564/0.4731, allocations: 238.9 kB / 0.7274 GB, free: 17.47 MB / 0.6355 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007136/0.4738, allocations: 348.4 kB / 0.7277 GB, free: 17.25 MB / 0.6355 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.626e-05/0.4738, allocations: 13.19 kB / 0.7277 GB, free: 17.24 MB / 0.6355 GB Notification: Performance of preOpt expandDerOperator (simulation): time 2.691e-05/0.4738, allocations: 11.81 kB / 0.7277 GB, free: 17.24 MB / 0.6355 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004587/0.4743, allocations: 252 kB / 0.728 GB, free: 17.16 MB / 0.6355 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.546e-06/0.4743, allocations: 0 / 0.728 GB, free: 17.16 MB / 0.6355 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.652e-05/0.4743, allocations: 5.25 kB / 0.728 GB, free: 17.15 MB / 0.6355 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.612e-06/0.4743, allocations: 6.891 kB / 0.728 GB, free: 17.15 MB / 0.6355 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005843/0.4749, allocations: 329.6 kB / 0.7283 GB, free: 17.08 MB / 0.6355 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0009634/0.4759, allocations: 0.6131 MB / 0.7289 GB, free: 16.72 MB / 0.6355 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003567/0.4762, allocations: 208.2 kB / 0.7291 GB, free: 16.66 MB / 0.6355 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003059/0.4765, allocations: 175.3 kB / 0.7293 GB, free: 16.61 MB / 0.6355 GB Notification: Performance of preOpt evalFunc (simulation): time 5.735e-05/0.4766, allocations: 20.61 kB / 0.7293 GB, free: 16.61 MB / 0.6355 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.589e-05/0.4766, allocations: 32.53 kB / 0.7293 GB, free: 16.57 MB / 0.6355 GB Notification: Performance of pre-optimization done (n=13): time 1.653e-06/0.4766, allocations: 0 / 0.7293 GB, free: 16.57 MB / 0.6355 GB Notification: Performance of matching and sorting (n=13): time 0.001038/0.4777, allocations: 0.5751 MB / 0.7299 GB, free: 16.39 MB / 0.6355 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.433e-05/0.4777, allocations: 51.41 kB / 0.7299 GB, free: 16.33 MB / 0.6355 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003643/0.478, allocations: 456.8 kB / 0.7304 GB, free: 16.12 MB / 0.6355 GB Notification: Performance of collectPreVariables (initialization): time 1.947e-05/0.4781, allocations: 25.7 kB / 0.7304 GB, free: 16.09 MB / 0.6355 GB Notification: Performance of collectInitialEqns (initialization): time 8.751e-05/0.4781, allocations: 193.8 kB / 0.7306 GB, free: 15.93 MB / 0.6355 GB Notification: Performance of collectInitialBindings (initialization): time 3.364e-05/0.4782, allocations: 48.45 kB / 0.7306 GB, free: 15.89 MB / 0.6355 GB Notification: Performance of simplifyInitialFunctions (initialization): time 7.535e-05/0.4783, allocations: 51.03 kB / 0.7307 GB, free: 15.86 MB / 0.6355 GB Notification: Performance of setup shared object (initialization): time 5.941e-05/0.4783, allocations: 350.4 kB / 0.731 GB, free: 15.54 MB / 0.6355 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004152/0.4787, allocations: 338.9 kB / 0.7313 GB, free: 15.43 MB / 0.6355 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003858/0.4791, allocations: 335.3 kB / 0.7316 GB, free: 15.33 MB / 0.6355 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.000658/0.4798, allocations: 0.5245 MB / 0.7322 GB, free: 15.16 MB / 0.6355 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.574e-06/0.4798, allocations: 0 / 0.7322 GB, free: 15.16 MB / 0.6355 GB Notification: Performance of matching and sorting (n=27) (initialization): time 0.0009352/0.4807, allocations: 0.7711 MB / 0.7329 GB, free: 14.88 MB / 0.6355 GB Notification: Performance of prepare postOptimizeDAE: time 4.511e-05/0.4808, allocations: 50.03 kB / 0.733 GB, free: 14.84 MB / 0.6355 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.752e-06/0.4808, allocations: 0 / 0.733 GB, free: 14.84 MB / 0.6355 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.766e-05/0.4808, allocations: 1.406 kB / 0.733 GB, free: 14.84 MB / 0.6355 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002508/0.481, allocations: 64.44 kB / 0.733 GB, free: 14.84 MB / 0.6355 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.752e-06/0.481, allocations: 1.281 kB / 0.733 GB, free: 14.84 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002176/0.4813, allocations: 65.53 kB / 0.7331 GB, free: 14.81 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.237e-05/0.4813, allocations: 8.719 kB / 0.7331 GB, free: 14.81 MB / 0.6355 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 (18): * Single equations (assignments): 17 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * 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 0.0001275/0.4814, allocations: 155.7 kB / 0.7332 GB, free: 14.68 MB / 0.6355 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 4.209e-05/0.4814, allocations: 40.45 kB / 0.7333 GB, free: 14.66 MB / 0.6355 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0007279/0.4822, allocations: 448.8 kB / 0.7337 GB, free: 14.52 MB / 0.6355 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.597e-06/0.4822, allocations: 5.969 kB / 0.7337 GB, free: 14.51 MB / 0.6355 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.95e-06/0.4822, allocations: 0.9688 kB / 0.7337 GB, free: 14.51 MB / 0.6355 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.578e-06/0.4822, allocations: 4.594 kB / 0.7337 GB, free: 14.51 MB / 0.6355 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002858/0.4825, allocations: 311.2 kB / 0.734 GB, free: 14.29 MB / 0.6355 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.114e-06/0.4825, allocations: 0 / 0.734 GB, free: 14.29 MB / 0.6355 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001827/0.4827, allocations: 57.92 kB / 0.7341 GB, free: 14.29 MB / 0.6355 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.687e-06/0.4827, allocations: 1.219 kB / 0.7341 GB, free: 14.29 MB / 0.6355 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.793e-05/0.4827, allocations: 8.672 kB / 0.7341 GB, free: 14.29 MB / 0.6355 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.505e-06/0.4827, allocations: 1.281 kB / 0.7341 GB, free: 14.29 MB / 0.6355 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.084e-06/0.4827, allocations: 0.7031 kB / 0.7341 GB, free: 14.29 MB / 0.6355 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.000685/0.4834, allocations: 0.5093 MB / 0.7346 GB, free: 14.04 MB / 0.6355 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001013/0.4835, allocations: 58.03 kB / 0.7346 GB, free: 14.01 MB / 0.6355 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.264e-05/0.4835, allocations: 5.766 kB / 0.7346 GB, free: 14.01 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000168/0.4837, allocations: 38.06 kB / 0.7347 GB, free: 14 MB / 0.6355 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.136e-05/0.4837, allocations: 20.19 kB / 0.7347 GB, free: 14 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.517e-05/0.4838, allocations: 10.72 kB / 0.7347 GB, free: 13.99 MB / 0.6355 GB Notification: Performance of sorting global known variables: time 0.0002417/0.484, allocations: 307.4 kB / 0.735 GB, free: 13.86 MB / 0.6355 GB Notification: Performance of sort global known variables: time 3e-07/0.484, allocations: 0 / 0.735 GB, free: 13.86 MB / 0.6355 GB Notification: Performance of remove unused functions: time 0.0004913/0.4845, allocations: 131.5 kB / 0.7351 GB, free: 13.84 MB / 0.6355 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 (13): * Single equations (assignments): 13 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * 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 0.0009651/0.4855, allocations: 1.113 MB / 0.7362 GB, free: 13.06 MB / 0.6355 GB Notification: Performance of simCode: created initialization part: time 0.0008864/0.4863, allocations: 0.6254 MB / 0.7368 GB, free: 12.84 MB / 0.6355 GB Notification: Performance of simCode: created event and clocks part: time 2.785e-06/0.4863, allocations: 5.188 kB / 0.7368 GB, free: 12.83 MB / 0.6355 GB Notification: Performance of simCode: created simulation system equations: time 0.0003168/0.4867, allocations: 177.8 kB / 0.737 GB, free: 12.8 MB / 0.6355 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004211/0.4871, allocations: 71.58 kB / 0.7371 GB, free: 12.77 MB / 0.6355 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005144/0.4922, allocations: 5.432 MB / 0.7424 GB, free: 10.1 MB / 0.6355 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001439/0.4924, allocations: 193.3 kB / 0.7426 GB, free: 10.01 MB / 0.6355 GB Notification: Performance of simCode: alias equations: time 0.0002155/0.4926, allocations: 61.62 kB / 0.7426 GB, free: 9.992 MB / 0.6355 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001439/0.4927, allocations: 120.8 kB / 0.7427 GB, free: 9.902 MB / 0.6355 GB Notification: Performance of SimCode: time 1.393e-06/0.4927, allocations: 0 / 0.7427 GB, free: 9.902 MB / 0.6355 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02933/0.5221, allocations: 10.31 MB / 0.7528 GB, free: 6.531 MB / 0.6355 GB Notification: Performance of buildModelFMU: Generate platform static: time 6.797/7.32, allocations: 12.67 kB / 0.7528 GB, free: 6.527 MB / 0.6355 GB " [Timeout remaining time 653] (rm -f IDEAS_IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain.pipe ; mkfifo IDEAS_IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain.pipe ; head -c 1048576 < IDEAS_IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain.pipe >> ../files/IDEAS_IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain.sim & python3 -m fmpy simulate --output-file IDEAS_IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain_res.csv --start-time 0 --stop-time 86400 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 34.56 IDEAS_IDEAS_Fluid_SolarCollectors_BaseClasses_Examples_ASHRAESolarGain.fmu > IDEAS_IDEAS.Fluid.SolarCollectors.BaseClasses.Examples.ASHRAESolarGain.pipe 2>&1) [Timeout 52.5] [Calling sys.exit(0), Time elapsed: 10.183275526971556] Failed to read output from testmodel.py, exit status != 0: 7.402654655044898 7.414284355 6.941031564 Calling exit ...