Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.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 0.0009351/0.0009351, allocations: 80.8 kB / 20.75 MB, free: 3.742 MB / 18.57 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 0.001154/0.001154, allocations: 161 kB / 24.17 MB, free: 332 kB / 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 0.9654/0.9654, allocations: 177.2 MB / 204.6 MB, free: 5.48 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 1.85/1.85, allocations: 389.6 MB / 0.6354 GB, free: 12.32 MB / 0.6042 GB " [Timeout remaining time 178] Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/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(Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves") translateModel(Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.893e-06/1.893e-06, allocations: 0 / 0.7751 GB, free: 5.469 MB / 0.7292 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.906e-05/2.095e-05, allocations: 3.625 kB / 0.7751 GB, free: 5.465 MB / 0.7292 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves): time 0.02064/0.02067, allocations: 29.3 MB / 0.8038 GB, free: 8.105 MB / 0.7605 GB Notification: Performance of NFInst.instExpressions: time 0.02502/0.04568, allocations: 15.96 MB / 0.8193 GB, free: 8.246 MB / 0.7761 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004887/0.05057, allocations: 218.2 kB / 0.8196 GB, free: 8.031 MB / 0.7761 GB Notification: Performance of NFTyping.typeComponents: time 0.004614/0.05519, allocations: 2.277 MB / 0.8218 GB, free: 5.75 MB / 0.7761 GB Notification: Performance of NFTyping.typeBindings: time 0.00746/0.06265, allocations: 4.376 MB / 0.826 GB, free: 1.371 MB / 0.7761 GB Notification: Performance of NFTyping.typeClassSections: time 0.006091/0.06874, allocations: 4.075 MB / 0.83 GB, free: 13.29 MB / 0.7917 GB Notification: Performance of NFFlatten.flatten: time 0.03815/0.1069, allocations: 42.67 MB / 0.8717 GB, free: 2.547 MB / 0.823 GB Notification: Performance of NFFlatten.resolveConnections: time 0.004821/0.1117, allocations: 3.153 MB / 0.8748 GB, free: 15.32 MB / 0.8386 GB Notification: Performance of NFEvalConstants.evaluate: time 0.008149/0.1199, allocations: 5.442 MB / 0.8801 GB, free: 9.898 MB / 0.8386 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002728/0.1226, allocations: 2.787 MB / 0.8828 GB, free: 7.105 MB / 0.8386 GB Notification: Performance of NFPackage.collectConstants: time 0.0004762/0.1231, allocations: 384 kB / 0.8832 GB, free: 6.73 MB / 0.8386 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002434/0.1255, allocations: 1.536 MB / 0.8847 GB, free: 5.191 MB / 0.8386 GB Notification: Performance of NFScalarize.scalarize: time 0.001153/0.1266, allocations: 1.97 MB / 0.8866 GB, free: 3.215 MB / 0.8386 GB Notification: Performance of NFVerifyModel.verify: time 0.001611/0.1283, allocations: 1.839 MB / 0.8884 GB, free: 1.371 MB / 0.8386 GB Notification: Performance of NFConvertDAE.convert: time 0.004372/0.1326, allocations: 5.005 MB / 0.8933 GB, free: 12.35 MB / 0.8542 GB Notification: Performance of FrontEnd - DAE generated: time 3.286e-06/0.1326, allocations: 0 / 0.8933 GB, free: 12.35 MB / 0.8542 GB Notification: Performance of FrontEnd: time 1.212e-06/0.1326, allocations: 0 / 0.8933 GB, free: 12.35 MB / 0.8542 GB Notification: Performance of Transformations before backend: time 5.332e-05/0.1327, allocations: 7.938 kB / 0.8933 GB, free: 12.34 MB / 0.8542 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 545 * Number of variables: 545 Notification: Performance of Generate backend data structure: time 0.005409/0.1381, allocations: 6.1 MB / 0.8993 GB, free: 6.141 MB / 0.8542 GB Notification: Performance of prepare preOptimizeDAE: time 3.342e-05/0.1381, allocations: 12.62 kB / 0.8993 GB, free: 6.129 MB / 0.8542 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003358/0.1415, allocations: 1.479 MB / 0.9007 GB, free: 4.648 MB / 0.8542 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006838/0.1483, allocations: 5.894 MB / 0.9065 GB, free: 14.62 MB / 0.8698 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001039/0.1484, allocations: 188.3 kB / 0.9066 GB, free: 14.43 MB / 0.8698 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002548/0.1487, allocations: 243.9 kB / 0.9069 GB, free: 14.19 MB / 0.8698 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002243/0.1509, allocations: 2.068 MB / 0.9089 GB, free: 11.95 MB / 0.8698 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.391e-05/0.151, allocations: 7.938 kB / 0.9089 GB, free: 11.95 MB / 0.8698 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000153/0.1511, allocations: 88 kB / 0.909 GB, free: 11.86 MB / 0.8698 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.825e-05/0.1511, allocations: 52 kB / 0.909 GB, free: 11.81 MB / 0.8698 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001048/0.1522, allocations: 0.732 MB / 0.9098 GB, free: 11.05 MB / 0.8698 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 0.007772/0.16, allocations: 7.255 MB / 0.9168 GB, free: 3.562 MB / 0.8698 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001325/0.1613, allocations: 0.9468 MB / 0.9178 GB, free: 2.605 MB / 0.8698 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003773/0.1617, allocations: 303.3 kB / 0.9181 GB, free: 2.309 MB / 0.8698 GB Notification: Performance of preOpt evalFunc (simulation): time 0.003193/0.1649, allocations: 1.995 MB / 0.92 GB, free: 304 kB / 0.8698 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.795e-05/0.1649, allocations: 47.5 kB / 0.92 GB, free: 248 kB / 0.8698 GB Notification: Performance of pre-optimization done (n=115): time 2.344e-06/0.1649, allocations: 3.938 kB / 0.9201 GB, free: 244 kB / 0.8698 GB Notification: Performance of matching and sorting (n=115): time 0.002656/0.1675, allocations: 1.414 MB / 0.9214 GB, free: 14.8 MB / 0.8855 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.849e-05/0.1676, allocations: 64.41 kB / 0.9215 GB, free: 14.73 MB / 0.8855 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003266/0.1708, allocations: 4.169 MB / 0.9256 GB, free: 10.54 MB / 0.8855 GB Notification: Performance of collectPreVariables (initialization): time 0.0001255/0.171, allocations: 61.7 kB / 0.9256 GB, free: 10.48 MB / 0.8855 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006962/0.1717, allocations: 1.38 MB / 0.927 GB, free: 9.086 MB / 0.8855 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002523/0.1719, allocations: 416.3 kB / 0.9274 GB, free: 8.676 MB / 0.8855 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000468/0.1724, allocations: 431.1 kB / 0.9278 GB, free: 8.25 MB / 0.8855 GB Notification: Performance of setup shared object (initialization): time 6.75e-05/0.1724, allocations: 309.1 kB / 0.9281 GB, free: 7.945 MB / 0.8855 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000642/0.1731, allocations: 403.4 kB / 0.9285 GB, free: 7.547 MB / 0.8855 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001048/0.1741, allocations: 1.568 MB / 0.93 GB, free: 5.559 MB / 0.8855 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001485/0.1756, allocations: 1.477 MB / 0.9314 GB, free: 3.828 MB / 0.8855 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.546e-06/0.1756, allocations: 8 kB / 0.9314 GB, free: 3.82 MB / 0.8855 GB Notification: Performance of matching and sorting (n=239) (initialization): time 0.002426/0.1781, allocations: 1.631 MB / 0.933 GB, free: 2.164 MB / 0.8855 GB Notification: Performance of prepare postOptimizeDAE: time 2.165e-05/0.1781, allocations: 20.05 kB / 0.9331 GB, free: 2.145 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.645e-05/0.1781, allocations: 20 kB / 0.9331 GB, free: 2.125 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006963/0.1788, allocations: 262.5 kB / 0.9333 GB, free: 1.852 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009536/0.1797, allocations: 467.2 kB / 0.9338 GB, free: 1.395 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0009957/0.1807, allocations: 2.357 MB / 0.9361 GB, free: 14.93 MB / 0.9011 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001119/0.1819, allocations: 307.4 kB / 0.9364 GB, free: 14.63 MB / 0.9011 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001927/0.1821, allocations: 191.9 kB / 0.9365 GB, free: 14.44 MB / 0.9011 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0009407/0.183, allocations: 477.6 kB / 0.937 GB, free: 13.97 MB / 0.9011 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0009597/0.184, allocations: 1.518 MB / 0.9385 GB, free: 12.03 MB / 0.9011 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001561/0.1855, allocations: 1.382 MB / 0.9398 GB, free: 10.39 MB / 0.9011 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.232e-06/0.1855, allocations: 4 kB / 0.9398 GB, free: 10.39 MB / 0.9011 GB Notification: Performance of matching and sorting (n=239) (initialization_lambda0): time 0.002096/0.1876, allocations: 1.632 MB / 0.9414 GB, free: 8.738 MB / 0.9011 GB Notification: Performance of prepare postOptimizeDAE: time 1.372e-05/0.1876, allocations: 14.97 kB / 0.9414 GB, free: 8.727 MB / 0.9011 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.216e-05/0.1876, allocations: 20 kB / 0.9415 GB, free: 8.707 MB / 0.9011 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001063/0.1887, allocations: 0.5221 MB / 0.942 GB, free: 8.168 MB / 0.9011 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008598/0.1896, allocations: 439.3 kB / 0.9424 GB, free: 7.738 MB / 0.9011 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005292/0.1949, allocations: 7.517 MB / 0.9497 GB, free: 15.76 MB / 0.9167 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001105/0.196, allocations: 266.8 kB / 0.95 GB, free: 15.5 MB / 0.9167 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001528/0.1961, allocations: 143.9 kB / 0.9501 GB, free: 15.36 MB / 0.9167 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 81 * 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 (203): * Single equations (assignments): 195 * Array equations: 4 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 4 systems {(1,4), (1,4), (1,4), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.000352/0.1965, allocations: 299.6 kB / 0.9504 GB, free: 15.05 MB / 0.9167 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003183/0.1968, allocations: 287.8 kB / 0.9507 GB, free: 14.77 MB / 0.9167 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00242/0.1992, allocations: 1.74 MB / 0.9524 GB, free: 13 MB / 0.9167 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.128e-05/0.1992, allocations: 16 kB / 0.9524 GB, free: 12.98 MB / 0.9167 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.884e-06/0.1992, allocations: 0 / 0.9524 GB, free: 12.98 MB / 0.9167 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.042e-05/0.1992, allocations: 7.969 kB / 0.9524 GB, free: 12.98 MB / 0.9167 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003374/0.2026, allocations: 2.838 MB / 0.9552 GB, free: 10.07 MB / 0.9167 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.847e-06/0.2026, allocations: 0 / 0.9552 GB, free: 10.07 MB / 0.9167 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006725/0.2033, allocations: 275.8 kB / 0.9554 GB, free: 9.805 MB / 0.9167 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005385/0.2038, allocations: 338.3 kB / 0.9558 GB, free: 9.457 MB / 0.9167 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.236e-05/0.2039, allocations: 43.94 kB / 0.9558 GB, free: 9.414 MB / 0.9167 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00102/0.2049, allocations: 2.53 MB / 0.9583 GB, free: 6.773 MB / 0.9167 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.72e-07/0.2049, allocations: 0 / 0.9583 GB, free: 6.773 MB / 0.9167 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001635/0.2065, allocations: 1.314 MB / 0.9596 GB, free: 5.402 MB / 0.9167 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006681/0.2072, allocations: 0.5689 MB / 0.9601 GB, free: 4.828 MB / 0.9167 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002776/0.2075, allocations: 20 kB / 0.9601 GB, free: 4.809 MB / 0.9167 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008643/0.2084, allocations: 119.9 kB / 0.9602 GB, free: 4.691 MB / 0.9167 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.944e-05/0.2085, allocations: 89.14 kB / 0.9603 GB, free: 4.602 MB / 0.9167 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001078/0.2086, allocations: 87.92 kB / 0.9604 GB, free: 4.516 MB / 0.9167 GB Notification: Performance of sorting global known variables: time 0.001433/0.21, allocations: 1.978 MB / 0.9623 GB, free: 2.535 MB / 0.9167 GB Notification: Performance of sort global known variables: time 8e-08/0.21, allocations: 4 kB / 0.9624 GB, free: 2.531 MB / 0.9167 GB Notification: Performance of remove unused functions: time 0.002647/0.2126, allocations: 1.887 MB / 0.9642 GB, free: 0.6406 MB / 0.9167 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * 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 (115): * Single equations (assignments): 104 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 7 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 4 systems {(1,5), (1,5), (1,5), (1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0005092/0.2132, allocations: 350 kB / 0.9645 GB, free: 300 kB / 0.9167 GB Notification: Performance of simCode: created initialization part: time 0.002893/0.216, allocations: 2.45 MB / 0.9669 GB, free: 13.79 MB / 0.9323 GB Notification: Performance of simCode: created event and clocks part: time 3.51e-05/0.2161, allocations: 56.5 kB / 0.967 GB, free: 13.73 MB / 0.9323 GB Notification: Performance of simCode: created simulation system equations: time 0.0005558/0.2166, allocations: 495.7 kB / 0.9674 GB, free: 13.25 MB / 0.9323 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004665/0.2213, allocations: 2.965 MB / 0.9703 GB, free: 10.35 MB / 0.9323 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007483/0.2288, allocations: 7.384 MB / 0.9776 GB, free: 2.875 MB / 0.9323 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007142/0.2295, allocations: 1.019 MB / 0.9786 GB, free: 1.836 MB / 0.9323 GB Notification: Performance of simCode: alias equations: time 0.002594/0.2321, allocations: 1.203 MB / 0.9797 GB, free: 0.625 MB / 0.9323 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00375/0.2358, allocations: 1.958 MB / 0.9816 GB, free: 14.64 MB / 0.948 GB Notification: Performance of SimCode: time 1.042e-06/0.2358, allocations: 0 / 0.9816 GB, free: 14.64 MB / 0.948 GB Notification: Performance of Templates: time 0.4339/0.6697, allocations: 116.4 MB / 1.095 GB, free: 225.1 MB / 1.01 GB " [Timeout remaining time 299] make -j1 -f Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe ; mkfifo Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe >> ../files/Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.sim & ./Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 7.572051916271448]