Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic.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 0.000868/0.000868, allocations: 80.75 kB / 19.94 MB, free: 4.547 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 0.0009027/0.0009027, allocations: 181 kB / 23.36 MB, free: 1.133 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 0.8846/0.8846, allocations: 177.1 MB / 203.8 MB, free: 5.457 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:531:21-545:108: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:531:21-545:116: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 0.7629/0.7629, allocations: 154.6 MB / 414.9 MB, free: 0.4922 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: translateModel(IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic,tolerance=1e-08,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic") translateModel(IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic,tolerance=1e-08,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.713e-06/1.713e-06, allocations: 0.6562 kB / 480 MB, free: 6.914 MB / 442.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.272e-05/2.444e-05, allocations: 4.703 kB / 480 MB, free: 6.91 MB / 442.7 MB Notification: Performance of NFInst.instantiate(IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic): time 0.1364/0.1365, allocations: 157.1 MB / 0.6222 GB, free: 9.641 MB / 0.5886 GB Notification: Performance of NFInst.instExpressions: time 0.01335/0.1498, allocations: 9.037 MB / 0.631 GB, free: 0.5898 MB / 0.5886 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001904/0.1517, allocations: 99.19 kB / 0.6311 GB, free: 0.4922 MB / 0.5886 GB Notification: Performance of NFTyping.typeComponents: time 0.001031/0.1527, allocations: 0.5429 MB / 0.6316 GB, free: 15.95 MB / 0.6042 GB Notification: Performance of NFTyping.typeBindings: time 0.003496/0.1562, allocations: 2.257 MB / 0.6338 GB, free: 13.68 MB / 0.6042 GB Notification: Performance of NFTyping.typeClassSections: time 0.002509/0.1587, allocations: 1.563 MB / 0.6353 GB, free: 12.11 MB / 0.6042 GB Notification: Performance of NFFlatten.flatten: time 0.005096/0.1638, allocations: 6.268 MB / 0.6415 GB, free: 5.824 MB / 0.6042 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001499/0.1653, allocations: 1.611 MB / 0.643 GB, free: 4.168 MB / 0.6042 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003169/0.1685, allocations: 3.112 MB / 0.6461 GB, free: 1.113 MB / 0.6042 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001699/0.1702, allocations: 1.807 MB / 0.6478 GB, free: 15.3 MB / 0.6198 GB Notification: Performance of NFPackage.collectConstants: time 0.0002656/0.1705, allocations: 244 kB / 0.6481 GB, free: 15.06 MB / 0.6198 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001257/0.1717, allocations: 0.8733 MB / 0.6489 GB, free: 14.19 MB / 0.6198 GB Notification: Performance of NFScalarize.scalarize: time 0.0006977/0.1724, allocations: 1.122 MB / 0.65 GB, free: 13.06 MB / 0.6198 GB Notification: Performance of NFVerifyModel.verify: time 0.0008587/0.1733, allocations: 1.025 MB / 0.651 GB, free: 12.04 MB / 0.6198 GB Notification: Performance of NFConvertDAE.convert: time 0.002292/0.1756, allocations: 2.675 MB / 0.6536 GB, free: 9.352 MB / 0.6198 GB Notification: Performance of FrontEnd - DAE generated: time 4.919e-06/0.1756, allocations: 4 kB / 0.6536 GB, free: 9.348 MB / 0.6198 GB Notification: Performance of FrontEnd: time 2.084e-06/0.1756, allocations: 0 / 0.6536 GB, free: 9.348 MB / 0.6198 GB Notification: Performance of Transformations before backend: time 2.602e-05/0.1756, allocations: 0 / 0.6536 GB, free: 9.348 MB / 0.6198 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 515 * Number of variables: 515 Notification: Performance of Generate backend data structure: time 0.003153/0.1788, allocations: 2.8 MB / 0.6564 GB, free: 6.508 MB / 0.6198 GB Notification: Performance of prepare preOptimizeDAE: time 3.252e-05/0.1788, allocations: 8.031 kB / 0.6564 GB, free: 6.5 MB / 0.6198 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001835/0.1806, allocations: 0.8271 MB / 0.6572 GB, free: 5.672 MB / 0.6198 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001367/0.182, allocations: 1.181 MB / 0.6583 GB, free: 4.438 MB / 0.6198 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.226e-05/0.1821, allocations: 147.8 kB / 0.6585 GB, free: 4.293 MB / 0.6198 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002181/0.1823, allocations: 207.9 kB / 0.6587 GB, free: 4.09 MB / 0.6198 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001527/0.1838, allocations: 1.832 MB / 0.6605 GB, free: 2.109 MB / 0.6198 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.231e-05/0.1839, allocations: 0 / 0.6605 GB, free: 2.109 MB / 0.6198 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001188/0.184, allocations: 79.98 kB / 0.6605 GB, free: 2.031 MB / 0.6198 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001153/0.1841, allocations: 120.4 kB / 0.6607 GB, free: 1.91 MB / 0.6198 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00116/0.1852, allocations: 0.9283 MB / 0.6616 GB, free: 0.9648 MB / 0.6198 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 0.00466/0.1899, allocations: 3.92 MB / 0.6654 GB, free: 12.98 MB / 0.6355 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001181/0.1911, allocations: 1.323 MB / 0.6667 GB, free: 11.66 MB / 0.6355 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005769/0.1917, allocations: 499.9 kB / 0.6672 GB, free: 11.16 MB / 0.6355 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004157/0.1921, allocations: 225.8 kB / 0.6674 GB, free: 10.94 MB / 0.6355 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.723e-05/0.1921, allocations: 64.53 kB / 0.6674 GB, free: 10.87 MB / 0.6355 GB Notification: Performance of pre-optimization done (n=222): time 3.527e-06/0.1921, allocations: 0 / 0.6674 GB, free: 10.87 MB / 0.6355 GB Notification: Performance of matching and sorting (n=226): time 0.00334/0.1955, allocations: 2.576 MB / 0.67 GB, free: 8.238 MB / 0.6355 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.268e-05/0.1955, allocations: 99.08 kB / 0.67 GB, free: 8.125 MB / 0.6355 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005789/0.1961, allocations: 0.9233 MB / 0.6709 GB, free: 7.195 MB / 0.6355 GB Notification: Performance of collectPreVariables (initialization): time 9.139e-05/0.1962, allocations: 65.7 kB / 0.671 GB, free: 7.125 MB / 0.6355 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002787/0.1965, allocations: 0.6494 MB / 0.6716 GB, free: 6.465 MB / 0.6355 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003847/0.1968, allocations: 0.8015 MB / 0.6724 GB, free: 5.656 MB / 0.6355 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003457/0.1972, allocations: 359.8 kB / 0.6728 GB, free: 5.297 MB / 0.6355 GB Notification: Performance of setup shared object (initialization): time 6.751e-05/0.1973, allocations: 301.1 kB / 0.6731 GB, free: 5 MB / 0.6355 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003329/0.1976, allocations: 259.2 kB / 0.6733 GB, free: 4.742 MB / 0.6355 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006857/0.1983, allocations: 0.5851 MB / 0.6739 GB, free: 4.066 MB / 0.6355 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: bouA.dynBal.medium.p = bouA.dynBal.p_start (bou.p = bouA.dynBal.p_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: bouADis.dynBal.medium.p = bouADis.dynBal.p_start (bouDis.p = bouADis.dynBal.p_start) Notification: Performance of analyzeInitialSystem (initialization): time 0.001646/0.1999, allocations: 1.678 MB / 0.6755 GB, free: 2.332 MB / 0.6355 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.887e-06/0.1999, allocations: 0 / 0.6755 GB, free: 2.332 MB / 0.6355 GB Notification: Performance of matching and sorting (n=275) (initialization): time 0.00106/0.201, allocations: 1.004 MB / 0.6765 GB, free: 1.32 MB / 0.6355 GB Notification: Performance of prepare postOptimizeDAE: time 1.792e-05/0.201, allocations: 8 kB / 0.6765 GB, free: 1.312 MB / 0.6355 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.238e-06/0.201, allocations: 4 kB / 0.6765 GB, free: 1.309 MB / 0.6355 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.021e-05/0.201, allocations: 16 kB / 0.6765 GB, free: 1.293 MB / 0.6355 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009075/0.2019, allocations: 439.9 kB / 0.6769 GB, free: 0.8633 MB / 0.6355 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.653e-05/0.202, allocations: 23.92 kB / 0.677 GB, free: 0.8398 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006062/0.2026, allocations: 55.95 kB / 0.677 GB, free: 0.7852 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.446e-05/0.2026, allocations: 51.98 kB / 0.6771 GB, free: 0.7344 MB / 0.6355 GB Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization system: bouA.dynBal.medium.p = bouA.dynBal.p_start bouADis.dynBal.medium.p = bouADis.dynBal.p_start. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 19 * 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 (275): * Single equations (assignments): 275 * 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 prepare postOptimizeDAE: time 0.0003274/0.203, allocations: 236.2 kB / 0.6773 GB, free: 0.4922 MB / 0.6355 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002102/0.2032, allocations: 191.8 kB / 0.6775 GB, free: 312 kB / 0.6355 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2313/0.4345, allocations: 1.114 MB / 0.6786 GB, free: 57.97 MB / 0.6355 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.199e-05/0.4345, allocations: 22 kB / 0.6786 GB, free: 57.97 MB / 0.6355 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.913e-06/0.4345, allocations: 2 kB / 0.6786 GB, free: 57.97 MB / 0.6355 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001022/0.4356, allocations: 0.7206 MB / 0.6793 GB, free: 57.86 MB / 0.6355 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003835/0.4394, allocations: 2.656 MB / 0.6819 GB, free: 57.21 MB / 0.6355 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.167e-06/0.4394, allocations: 5.469 kB / 0.6819 GB, free: 57.21 MB / 0.6355 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001281/0.4407, allocations: 443.8 kB / 0.6823 GB, free: 57.21 MB / 0.6355 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.619e-05/0.4407, allocations: 13.84 kB / 0.6823 GB, free: 57.21 MB / 0.6355 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001015/0.4408, allocations: 58.48 kB / 0.6824 GB, free: 57.21 MB / 0.6355 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.319e-05/0.4408, allocations: 12.97 kB / 0.6824 GB, free: 57.21 MB / 0.6355 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.639e-06/0.4408, allocations: 10.5 kB / 0.6824 GB, free: 57.21 MB / 0.6355 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001852/0.4427, allocations: 1.84 MB / 0.6842 GB, free: 56.55 MB / 0.6355 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005492/0.4432, allocations: 302.1 kB / 0.6845 GB, free: 56.55 MB / 0.6355 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001934/0.4434, allocations: 53.02 kB / 0.6845 GB, free: 56.55 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007921/0.4442, allocations: 54.41 kB / 0.6846 GB, free: 56.55 MB / 0.6355 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001707/0.4444, allocations: 148.3 kB / 0.6847 GB, free: 56.55 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.61e-05/0.4445, allocations: 56.55 kB / 0.6848 GB, free: 56.55 MB / 0.6355 GB Notification: Performance of sorting global known variables: time 0.0003556/0.4448, allocations: 462.3 kB / 0.6852 GB, free: 56.5 MB / 0.6355 GB Notification: Performance of sort global known variables: time 7e-08/0.4448, allocations: 0 / 0.6852 GB, free: 56.5 MB / 0.6355 GB Notification: Performance of remove unused functions: time 0.001276/0.4461, allocations: 0.6923 MB / 0.6859 GB, free: 56.5 MB / 0.6355 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 26 * Number of states: 12 (dooDis.mExcAB,dooDis.mExcBA,bouADis.dynBal.medium.Xi[1],bouADis.dynBal.U,bouBDis.dynBal.medium.Xi[1],bouBDis.dynBal.U,bouBDis.dynBal.m,bouA.dynBal.medium.Xi[1],bouA.dynBal.U,bouB.dynBal.medium.Xi[1],bouB.dynBal.U,bouB.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 (230): * Single equations (assignments): 230 * 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 0.0003568/0.4465, allocations: 233.5 kB / 0.6861 GB, free: 56.43 MB / 0.6355 GB Notification: Performance of simCode: created initialization part: time 0.001182/0.4477, allocations: 0.9663 MB / 0.6871 GB, free: 56.38 MB / 0.6355 GB Notification: Performance of simCode: created event and clocks part: time 2.024e-05/0.4477, allocations: 18.53 kB / 0.6871 GB, free: 56.38 MB / 0.6355 GB Notification: Performance of simCode: created simulation system equations: time 0.0005771/0.4483, allocations: 0.5479 MB / 0.6876 GB, free: 56.36 MB / 0.6355 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002897/0.4511, allocations: 1.135 MB / 0.6887 GB, free: 56.27 MB / 0.6355 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004054/0.4552, allocations: 3.678 MB / 0.6923 GB, free: 54.66 MB / 0.6355 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003872/0.4556, allocations: 0.4906 MB / 0.6928 GB, free: 54.55 MB / 0.6355 GB Notification: Performance of simCode: alias equations: time 0.001238/0.4568, allocations: 376.7 kB / 0.6932 GB, free: 54.5 MB / 0.6355 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001693/0.4585, allocations: 0.7501 MB / 0.6939 GB, free: 54.42 MB / 0.6355 GB Notification: Performance of SimCode: time 7.42e-07/0.4585, allocations: 1.344 kB / 0.6939 GB, free: 54.42 MB / 0.6355 GB Notification: Performance of Templates: time 0.04583/0.5044, allocations: 42.84 MB / 0.7357 GB, free: 42.95 MB / 0.6355 GB " [Timeout remaining time 659] make -j1 -f IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic.makefile [Timeout 660] (rm -f IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic.pipe ; mkfifo IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic.pipe ; head -c 1048576 < IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic.pipe >> ../files/IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic.sim & ./IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic -abortSlowSimulation -alarm=240 -lv LOG_STATS > IDEAS_IDEAS.Airflow.Multizone.Validation.OpenDoorBuoyancyPressureDynamic.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 4.8957670708186924]