Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier.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 0.001282/0.001282, allocations: 85.77 kB / 19.94 MB, free: 1.777 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 0.001396/0.001396, allocations: 162.2 kB / 23.22 MB, free: 4.902 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 1.352/1.352, allocations: 177.1 MB / 203.5 MB, free: 9.156 MB / 190.1 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.8876/0.8876, allocations: 114 MB / 373.9 MB, free: 13.23 MB / 350.1 MB " [Timeout remaining time 179] Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 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: translateModel(IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier") translateModel(IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.552e-06/1.552e-06, allocations: 0 / 0.5547 GB, free: 2.617 MB / 462.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.373e-05/2.528e-05, allocations: 3.094 kB / 0.5547 GB, free: 2.613 MB / 462.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier): time 0.5844/0.5845, allocations: 243.9 MB / 0.7929 GB, free: 10.5 MB / 0.6075 GB Notification: Performance of NFInst.instExpressions: time 0.02439/0.6088, allocations: 16.06 MB / 0.8085 GB, free: 15.21 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003101/0.6119, allocations: 92.22 kB / 0.8086 GB, free: 15.21 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.003251/0.6152, allocations: 1.143 MB / 0.8097 GB, free: 14.55 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.009109/0.6243, allocations: 3.331 MB / 0.813 GB, free: 12.16 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.006182/0.6305, allocations: 2.328 MB / 0.8153 GB, free: 10.51 MB / 0.6231 GB Notification: Performance of NFFlatten.flatten: time 0.007374/0.6379, allocations: 4.96 MB / 0.8201 GB, free: 6.145 MB / 0.6231 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002747/0.6406, allocations: 1.388 MB / 0.8215 GB, free: 4.727 MB / 0.6231 GB Notification: Performance of NFEvalConstants.evaluate: time 0.009432/0.65, allocations: 3.374 MB / 0.8248 GB, free: 1.461 MB / 0.6231 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003439/0.6535, allocations: 1.424 MB / 0.8262 GB, free: 48 kB / 0.6231 GB Notification: Performance of NFPackage.collectConstants: time 0.0006533/0.6541, allocations: 196 kB / 0.8263 GB, free: 15.85 MB / 0.6387 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006174/0.6603, allocations: 2.499 MB / 0.8288 GB, free: 13.39 MB / 0.6387 GB Notification: Performance of NFScalarize.scalarize: time 0.001313/0.6616, allocations: 0.7867 MB / 0.8296 GB, free: 12.6 MB / 0.6387 GB Notification: Performance of NFVerifyModel.verify: time 0.001998/0.6636, allocations: 0.7991 MB / 0.8303 GB, free: 11.8 MB / 0.6387 GB Notification: Performance of NFConvertDAE.convert: time 0.008509/0.6721, allocations: 3.919 MB / 0.8342 GB, free: 7.891 MB / 0.6387 GB Notification: Performance of FrontEnd - DAE generated: time 4.018e-06/0.6721, allocations: 0 / 0.8342 GB, free: 7.891 MB / 0.6387 GB Notification: Performance of FrontEnd: time 1.062e-06/0.6721, allocations: 6.25 kB / 0.8342 GB, free: 7.887 MB / 0.6387 GB Notification: Performance of Transformations before backend: time 8.814e-05/0.6722, allocations: 0 / 0.8342 GB, free: 7.887 MB / 0.6387 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 324 * Number of variables: 324 Notification: Performance of Generate backend data structure: time 0.005534/0.6778, allocations: 2.395 MB / 0.8365 GB, free: 5.445 MB / 0.6387 GB Notification: Performance of prepare preOptimizeDAE: time 4.445e-05/0.6778, allocations: 12.62 kB / 0.8365 GB, free: 5.434 MB / 0.6387 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004565/0.6824, allocations: 0.5139 MB / 0.837 GB, free: 4.918 MB / 0.6387 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002746/0.6851, allocations: 1.351 MB / 0.8383 GB, free: 3.551 MB / 0.6387 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001011/0.6852, allocations: 102.5 kB / 0.8384 GB, free: 3.449 MB / 0.6387 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002396/0.6855, allocations: 143.3 kB / 0.8386 GB, free: 3.312 MB / 0.6387 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002893/0.6883, allocations: 2.003 MB / 0.8405 GB, free: 1.156 MB / 0.6387 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.049e-05/0.6884, allocations: 0 / 0.8405 GB, free: 1.156 MB / 0.6387 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001406/0.6885, allocations: 52 kB / 0.8406 GB, free: 1.105 MB / 0.6387 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.421e-05/0.6886, allocations: 49.61 kB / 0.8406 GB, free: 1.059 MB / 0.6387 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002183/0.6908, allocations: 1.27 MB / 0.8419 GB, free: 15.78 MB / 0.6544 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.008342/0.6991, allocations: 4.302 MB / 0.8461 GB, free: 11.45 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001161/0.7003, allocations: 0.6493 MB / 0.8467 GB, free: 10.8 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005788/0.7008, allocations: 391.9 kB / 0.8471 GB, free: 10.42 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001662/0.701, allocations: 28.64 kB / 0.8471 GB, free: 10.39 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.915e-05/0.7011, allocations: 43.22 kB / 0.8471 GB, free: 10.34 MB / 0.6544 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.001031/0.7021, allocations: 191.5 kB / 0.8473 GB, free: 10.15 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=67): time 2.525e-06/0.7021, allocations: 6.719 kB / 0.8473 GB, free: 10.14 MB / 0.6544 GB Notification: Performance of matching and sorting (n=67): time 0.002142/0.7042, allocations: 1.145 MB / 0.8485 GB, free: 8.996 MB / 0.6544 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.336e-05/0.7043, allocations: 56.06 kB / 0.8485 GB, free: 8.93 MB / 0.6544 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001429/0.7057, allocations: 1.179 MB / 0.8497 GB, free: 7.734 MB / 0.6544 GB Notification: Performance of collectPreVariables (initialization): time 8.506e-05/0.7058, allocations: 45.7 kB / 0.8497 GB, free: 7.684 MB / 0.6544 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006401/0.7064, allocations: 0.8195 MB / 0.8505 GB, free: 6.859 MB / 0.6544 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002697/0.7067, allocations: 257.8 kB / 0.8507 GB, free: 6.605 MB / 0.6544 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003465/0.707, allocations: 206.5 kB / 0.8509 GB, free: 6.398 MB / 0.6544 GB Notification: Performance of setup shared object (initialization): time 0.0001934/0.7072, allocations: 345.9 kB / 0.8513 GB, free: 6.055 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006608/0.7079, allocations: 400.6 kB / 0.8517 GB, free: 5.66 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001277/0.7092, allocations: 1.179 MB / 0.8528 GB, free: 4.238 MB / 0.6544 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001551/0.7107, allocations: 1.044 MB / 0.8538 GB, free: 3.125 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.61e-06/0.7107, allocations: 0 / 0.8538 GB, free: 3.125 MB / 0.6544 GB Notification: Performance of matching and sorting (n=123) (initialization): time 0.002216/0.7129, allocations: 1.239 MB / 0.855 GB, free: 1.918 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 2.702e-05/0.713, allocations: 9.719 kB / 0.855 GB, free: 1.91 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.3e-05/0.713, allocations: 8.094 kB / 0.8551 GB, free: 1.902 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.063e-05/0.713, allocations: 12 kB / 0.8551 GB, free: 1.891 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001035/0.7141, allocations: 221.9 kB / 0.8553 GB, free: 1.688 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.656e-05/0.7141, allocations: 18.05 kB / 0.8553 GB, free: 1.672 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001262/0.7153, allocations: 39.98 kB / 0.8553 GB, free: 1.633 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.998e-05/0.7154, allocations: 47.97 kB / 0.8554 GB, free: 1.586 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001243/0.7167, allocations: 0.7373 MB / 0.8561 GB, free: 0.8438 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001243/0.7179, allocations: 1.173 MB / 0.8572 GB, free: 15.43 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001562/0.7195, allocations: 1.03 MB / 0.8582 GB, free: 14.33 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.938e-06/0.7195, allocations: 0 / 0.8582 GB, free: 14.33 MB / 0.67 GB Notification: Performance of matching and sorting (n=123) (initialization_lambda0): time 0.002338/0.7218, allocations: 1.243 MB / 0.8595 GB, free: 13.12 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 1.806e-05/0.7218, allocations: 8 kB / 0.8595 GB, free: 13.11 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.485e-05/0.7219, allocations: 8 kB / 0.8595 GB, free: 13.11 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.543e-05/0.7219, allocations: 12.81 kB / 0.8595 GB, free: 13.09 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009826/0.7229, allocations: 222 kB / 0.8597 GB, free: 12.89 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.219e-05/0.7229, allocations: 15.94 kB / 0.8597 GB, free: 12.88 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001387/0.7243, allocations: 54 kB / 0.8598 GB, free: 12.83 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001046/0.7244, allocations: 51.97 kB / 0.8598 GB, free: 12.78 MB / 0.67 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 30 * 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 (121): * Single equations (assignments): 119 * Array equations: 2 * 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 prepare postOptimizeDAE: time 0.0003544/0.7247, allocations: 245.3 kB / 0.8601 GB, free: 12.54 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003459/0.7251, allocations: 147.1 kB / 0.8602 GB, free: 12.4 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001897/0.727, allocations: 0.9192 MB / 0.8611 GB, free: 11.47 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.027e-05/0.727, allocations: 7.984 kB / 0.8611 GB, free: 11.46 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.45e-06/0.727, allocations: 4 kB / 0.8611 GB, free: 11.46 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001234/0.7282, allocations: 0.8481 MB / 0.8619 GB, free: 10.57 MB / 0.67 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003963/0.7322, allocations: 2.045 MB / 0.8639 GB, free: 8.473 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.12e-06/0.7322, allocations: 0 / 0.8639 GB, free: 8.473 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009803/0.7332, allocations: 177.6 kB / 0.8641 GB, free: 8.309 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.531e-05/0.7332, allocations: 4 kB / 0.8641 GB, free: 8.305 MB / 0.67 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.38e-05/0.7333, allocations: 16 kB / 0.8641 GB, free: 8.289 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.071e-05/0.7333, allocations: 7.938 kB / 0.8641 GB, free: 8.281 MB / 0.67 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.307e-06/0.7333, allocations: 0 / 0.8641 GB, free: 8.281 MB / 0.67 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002329/0.7356, allocations: 1.347 MB / 0.8654 GB, free: 6.898 MB / 0.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007335/0.7363, allocations: 235.1 kB / 0.8657 GB, free: 6.668 MB / 0.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000288/0.7366, allocations: 23.92 kB / 0.8657 GB, free: 6.645 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001102/0.7377, allocations: 42.02 kB / 0.8657 GB, free: 6.609 MB / 0.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001122/0.7378, allocations: 51.75 kB / 0.8658 GB, free: 6.559 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.318e-05/0.7379, allocations: 35.97 kB / 0.8658 GB, free: 6.523 MB / 0.67 GB Notification: Performance of sorting global known variables: time 0.001337/0.7393, allocations: 0.7795 MB / 0.8666 GB, free: 5.742 MB / 0.67 GB Notification: Performance of sort global known variables: time 9e-08/0.7393, allocations: 0 / 0.8666 GB, free: 5.742 MB / 0.67 GB Notification: Performance of remove unused functions: time 0.002719/0.742, allocations: 0.8887 MB / 0.8674 GB, free: 4.852 MB / 0.67 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * Number of states: 6 (humBac.vol.dynBal.medium.Xi[1],humBac.vol.dynBal.U,humBac.vol.dynBal.m,humFor.vol.dynBal.medium.Xi[1],humFor.vol.dynBal.U,humFor.vol.dynBal.m) * 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 (71): * Single equations (assignments): 71 * 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 0.0005582/0.7425, allocations: 240.6 kB / 0.8677 GB, free: 4.617 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.002674/0.7452, allocations: 1.378 MB / 0.869 GB, free: 3.297 MB / 0.67 GB Notification: Performance of simCode: created event and clocks part: time 6.382e-06/0.7452, allocations: 0 / 0.869 GB, free: 3.297 MB / 0.67 GB Notification: Performance of simCode: created simulation system equations: time 0.000586/0.7458, allocations: 368.6 kB / 0.8694 GB, free: 2.953 MB / 0.67 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00364/0.7495, allocations: 0.703 MB / 0.8701 GB, free: 2.285 MB / 0.67 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005521/0.755, allocations: 2.807 MB / 0.8728 GB, free: 15.43 MB / 0.6856 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001236/0.7562, allocations: 0.7718 MB / 0.8735 GB, free: 14.62 MB / 0.6856 GB Notification: Performance of simCode: alias equations: time 0.00166/0.7579, allocations: 411 kB / 0.8739 GB, free: 14.21 MB / 0.6856 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004304/0.7583, allocations: 124.5 kB / 0.8741 GB, free: 14.09 MB / 0.6856 GB Notification: Performance of SimCode: time 1.012e-06/0.7583, allocations: 0 / 0.8741 GB, free: 14.09 MB / 0.6856 GB Notification: Performance of Templates: time 0.04888/0.8072, allocations: 27.98 MB / 0.9014 GB, free: 2.844 MB / 0.7012 GB " [Timeout remaining time 659] make -j1 -f IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier.sim & ./IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.Interfaces.Examples.ReverseFlowHumidifier.pipe 2>&1) [Timeout 480] [Calling sys.exit(0), Time elapsed: 6.667193800210953] Failed to read output from testmodel.py, exit status != 0: 0.8168645761907101 0.831484288 0.15617323500000002 Calling exit ...