Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.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 0.000776/0.000776, allocations: 81.95 kB / 21.47 MB, free: 3.031 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 0.001822/0.001822, allocations: 160.9 kB / 24.86 MB, free: 8.891 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 0.9453/0.9453, allocations: 177.1 MB / 205.3 MB, free: 5.488 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo): time 1.779/1.779, allocations: 359 MB / 0.6063 GB, free: 10.89 MB / 0.573 GB
"
[Timeout remaining time 178]
Using package Buildings with version 11.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.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.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3,tolerance=1e-06,outputFormat="mat",numberOfIntervals=86400,variableFilter="time|mean.y|reference.y.[0-9,]+.|assEqu.diff|assEqu.threShold|assEqu.satisfied",fileNamePrefix="Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3")
translateModel(Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3,tolerance=1e-06,outputFormat="mat",numberOfIntervals=86400,variableFilter="time|mean.y|reference.y.[0-9,]+.|assEqu.diff|assEqu.threShold|assEqu.satisfied",fileNamePrefix="Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.684e-06/1.684e-06, allocations: 0.875 kB / 0.7883 GB, free: 12.23 MB / 0.7448 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.594e-05/2.762e-05, allocations: 4.984 kB / 0.7883 GB, free: 12.23 MB / 0.7448 GB
Notification: Performance of NFInst.instantiate(Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3): time 0.1316/0.1316, allocations: 136.5 MB / 0.9216 GB, free: 3.258 MB / 0.8698 GB
Notification: Performance of NFInst.instExpressions: time 0.0156/0.1472, allocations: 19.46 MB / 0.9406 GB, free: 15.74 MB / 0.9011 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0008366/0.1481, allocations: 71.44 kB / 0.9407 GB, free: 15.67 MB / 0.9011 GB
Notification: Performance of NFTyping.typeComponents: time 0.00106/0.1491, allocations: 1.168 MB / 0.9418 GB, free: 14.5 MB / 0.9011 GB
Notification: Performance of NFTyping.typeBindings: time 0.0009437/0.1501, allocations: 0.9451 MB / 0.9427 GB, free: 13.55 MB / 0.9011 GB
Notification: Performance of NFTyping.typeClassSections: time 0.000492/0.1506, allocations: 366.9 kB / 0.9431 GB, free: 13.19 MB / 0.9011 GB
Notification: Performance of NFFlatten.flatten: time 0.001043/0.1516, allocations: 1.313 MB / 0.9444 GB, free: 11.88 MB / 0.9011 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0004982/0.1521, allocations: 0.5628 MB / 0.9449 GB, free: 11.31 MB / 0.9011 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0008498/0.1529, allocations: 0.8537 MB / 0.9458 GB, free: 10.45 MB / 0.9011 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00079/0.1537, allocations: 0.8597 MB / 0.9466 GB, free: 9.594 MB / 0.9011 GB
Notification: Performance of NFPackage.collectConstants: time 7.85e-05/0.1538, allocations: 64 kB / 0.9467 GB, free: 9.531 MB / 0.9011 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0001451/0.154, allocations: 115.9 kB / 0.9468 GB, free: 9.418 MB / 0.9011 GB
Notification: Performance of NFScalarize.scalarize: time 0.000182/0.1541, allocations: 332.7 kB / 0.9471 GB, free: 9.094 MB / 0.9011 GB
Notification: Performance of NFVerifyModel.verify: time 0.0001927/0.1543, allocations: 287 kB / 0.9474 GB, free: 8.812 MB / 0.9011 GB
Notification: Performance of NFConvertDAE.convert: time 0.0006117/0.1549, allocations: 0.7977 MB / 0.9481 GB, free: 8.012 MB / 0.9011 GB
Notification: Performance of FrontEnd - DAE generated: time 3.577e-06/0.1549, allocations: 7.938 kB / 0.9481 GB, free: 8.004 MB / 0.9011 GB
Notification: Performance of FrontEnd: time 1.202e-06/0.1549, allocations: 0 / 0.9481 GB, free: 8.004 MB / 0.9011 GB
Notification: Performance of Transformations before backend: time 8.847e-06/0.155, allocations: 0 / 0.9481 GB, free: 8.004 MB / 0.9011 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 107
 * Number of variables: 107
Notification: Performance of Generate backend data structure: time 0.001418/0.1564, allocations: 1.635 MB / 0.9497 GB, free: 6.32 MB / 0.9011 GB
Notification: Performance of prepare preOptimizeDAE: time 2.895e-05/0.1564, allocations: 16.02 kB / 0.9498 GB, free: 6.305 MB / 0.9011 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001393/0.1565, allocations: 176 kB / 0.9499 GB, free: 6.133 MB / 0.9011 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005032/0.157, allocations: 0.6131 MB / 0.9505 GB, free: 5.48 MB / 0.9011 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.514e-05/0.1571, allocations: 92.39 kB / 0.9506 GB, free: 5.379 MB / 0.9011 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 5.023e-05/0.1572, allocations: 48 kB / 0.9507 GB, free: 5.332 MB / 0.9011 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003771/0.1575, allocations: 360.1 kB / 0.951 GB, free: 4.961 MB / 0.9011 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.262e-05/0.1576, allocations: 0 / 0.951 GB, free: 4.961 MB / 0.9011 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.702e-05/0.1576, allocations: 16 kB / 0.951 GB, free: 4.945 MB / 0.9011 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.356e-06/0.1576, allocations: 12 kB / 0.951 GB, free: 4.934 MB / 0.9011 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001871/0.1578, allocations: 138.8 kB / 0.9512 GB, free: 4.797 MB / 0.9011 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001519/0.1593, allocations: 1.609 MB / 0.9527 GB, free: 3.148 MB / 0.9011 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0003275/0.1596, allocations: 244 kB / 0.953 GB, free: 2.895 MB / 0.9011 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0002172/0.1598, allocations: 156.2 kB / 0.9531 GB, free: 2.738 MB / 0.9011 GB
Notification: Performance of preOpt evalFunc (simulation): time 2.143e-05/0.1599, allocations: 8.328 kB / 0.9531 GB, free: 2.73 MB / 0.9011 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002109/0.1601, allocations: 185.7 kB / 0.9533 GB, free: 2.535 MB / 0.9011 GB
Notification: Performance of pre-optimization done (n=44): time 1.994e-06/0.1601, allocations: 0 / 0.9533 GB, free: 2.535 MB / 0.9011 GB
Notification: Performance of matching and sorting (n=44): time 0.001559/0.1616, allocations: 0.6791 MB / 0.954 GB, free: 1.84 MB / 0.9011 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.262e-05/0.1617, allocations: 59.41 kB / 0.954 GB, free: 1.77 MB / 0.9011 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000744/0.1624, allocations: 1.221 MB / 0.9552 GB, free: 0.5391 MB / 0.9011 GB
Notification: Performance of collectPreVariables (initialization): time 3.06e-05/0.1624, allocations: 37.7 kB / 0.9552 GB, free: 0.4961 MB / 0.9011 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0003433/0.1628, allocations: 0.6423 MB / 0.9559 GB, free: 15.85 MB / 0.9167 GB
Notification: Performance of collectInitialBindings (initialization): time 9.181e-05/0.1629, allocations: 150.8 kB / 0.956 GB, free: 15.7 MB / 0.9167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000105/0.163, allocations: 115.9 kB / 0.9561 GB, free: 15.58 MB / 0.9167 GB
Notification: Performance of setup shared object (initialization): time 0.0001055/0.1631, allocations: 0.4965 MB / 0.9566 GB, free: 15.08 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 8.182e-05/0.1632, allocations: 61.25 kB / 0.9567 GB, free: 15.02 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001548/0.1633, allocations: 236 kB / 0.9569 GB, free: 14.72 MB / 0.9167 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0002557/0.1636, allocations: 320.5 kB / 0.9572 GB, free: 14.34 MB / 0.9167 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.637e-06/0.1636, allocations: 4 kB / 0.9572 GB, free: 14.34 MB / 0.9167 GB
Notification: Performance of matching and sorting (n=69) (initialization): time 0.0005213/0.1641, allocations: 0.5096 MB / 0.9577 GB, free: 13.82 MB / 0.9167 GB
Notification: Performance of prepare postOptimizeDAE: time 1.411e-05/0.1641, allocations: 4 kB / 0.9577 GB, free: 13.82 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.041e-06/0.1641, allocations: 4 kB / 0.9577 GB, free: 13.81 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0002372/0.1644, allocations: 103.9 kB / 0.9578 GB, free: 13.71 MB / 0.9167 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001894/0.1646, allocations: 107.8 kB / 0.9579 GB, free: 13.6 MB / 0.9167 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001652/0.1662, allocations: 2.551 MB / 0.9604 GB, free: 10.95 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001812/0.1664, allocations: 63.66 kB / 0.9605 GB, free: 10.88 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.335e-05/0.1664, allocations: 19.98 kB / 0.9605 GB, free: 10.86 MB / 0.9167 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 16
 * Number of states: 0 ()
 * Number of discrete variables: 19 (assEqu.nFai,$PRE.assEqu.nFai,$whenCondition5,$PRE.intGai.nextTimeEvent,$whenCondition4,$PRE.reference.nextTimeEvent,$whenCondition3,$whenCondition1,reference.nextTimeEvent,reference.nextTimeEventScaled,$PRE.reference.nextTimeEventScaled,assEqu.satisfied,$PRE.assEqu.satisfied,mean.y_last,$PRE.mean.y_last,$whenCondition2,intGai.nextTimeEvent,intGai.nextTimeEventScaled,$PRE.intGai.nextTimeEventScaled)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (54):
 * Single equations (assignments): 53
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 1
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(1,15,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 0 systems
Notification: Performance of prepare postOptimizeDAE: time 0.0001632/0.1666, allocations: 198.4 kB / 0.9607 GB, free: 10.66 MB / 0.9167 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 8.961e-05/0.1667, allocations: 135.2 kB / 0.9608 GB, free: 10.53 MB / 0.9167 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0005098/0.1672, allocations: 459.2 kB / 0.9612 GB, free: 10.06 MB / 0.9167 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.22e-06/0.1672, allocations: 8 kB / 0.9613 GB, free: 10.05 MB / 0.9167 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.615e-06/0.1672, allocations: 0 / 0.9613 GB, free: 10.05 MB / 0.9167 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.911e-06/0.1672, allocations: 3.984 kB / 0.9613 GB, free: 10.05 MB / 0.9167 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0009689/0.1682, allocations: 1.027 MB / 0.9623 GB, free: 8.98 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.543e-06/0.1682, allocations: 0 / 0.9623 GB, free: 8.98 MB / 0.9167 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001137/0.1683, allocations: 43.92 kB / 0.9623 GB, free: 8.938 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0002153/0.1685, allocations: 125.1 kB / 0.9624 GB, free: 8.809 MB / 0.9167 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.073e-05/0.1685, allocations: 15.98 kB / 0.9624 GB, free: 8.793 MB / 0.9167 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002084/0.1706, allocations: 4.528 MB / 0.9669 GB, free: 4.043 MB / 0.9167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.12e-07/0.1706, allocations: 0 / 0.9669 GB, free: 4.043 MB / 0.9167 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008836/0.1715, allocations: 0.6802 MB / 0.9675 GB, free: 3.336 MB / 0.9167 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001317/0.1716, allocations: 135.1 kB / 0.9676 GB, free: 3.203 MB / 0.9167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.196e-05/0.1717, allocations: 20.03 kB / 0.9677 GB, free: 3.184 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001382/0.1718, allocations: 19.98 kB / 0.9677 GB, free: 3.164 MB / 0.9167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 8.633e-05/0.1719, allocations: 63.95 kB / 0.9677 GB, free: 3.102 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.23e-05/0.1719, allocations: 7.984 kB / 0.9678 GB, free: 3.094 MB / 0.9167 GB
Notification: Performance of sorting global known variables: time 0.000429/0.1723, allocations: 0.7143 MB / 0.9685 GB, free: 2.375 MB / 0.9167 GB
Notification: Performance of sort global known variables: time 5e-08/0.1723, allocations: 0 / 0.9685 GB, free: 2.375 MB / 0.9167 GB
Notification: Performance of remove unused functions: time 0.0004324/0.1728, allocations: 203.7 kB / 0.9686 GB, free: 2.176 MB / 0.9167 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 4 (mean.x,assEqu.diff,thermalZoneTwoElements.intWallRC.thermCapInt[1].T,thermalZoneTwoElements.extWallRC.thermCapExt[1].T)
 * Number of discrete variables: 12 ($whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,mean.y_last,assEqu.nFai,assEqu.satisfied,reference.nextTimeEventScaled,reference.nextTimeEvent,intGai.nextTimeEventScaled,intGai.nextTimeEvent)
 * Number of discrete states: 7 (intGai.nextTimeEvent,reference.nextTimeEvent,mean.x,assEqu.satisfied,assEqu.nFai,reference.nextTimeEventScaled,intGai.nextTimeEventScaled)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (30):
 * Single equations (assignments): 22
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 6
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(2,12,100.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 0 systems
Notification: Performance of Backend phase and start with SimCode phase: time 0.0008912/0.1737, allocations: 458.1 kB / 0.9691 GB, free: 1.887 MB / 0.9167 GB
Notification: Performance of simCode: created initialization part: time 0.0004983/0.1742, allocations: 0.4884 MB / 0.9696 GB, free: 1.383 MB / 0.9167 GB
Notification: Performance of simCode: created event and clocks part: time 1.683e-06/0.1742, allocations: 0 / 0.9696 GB, free: 1.383 MB / 0.9167 GB
Notification: Performance of simCode: created simulation system equations: time 0.0003692/0.1745, allocations: 0.5537 MB / 0.9701 GB, free: 0.7891 MB / 0.9167 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005295/0.1751, allocations: 202.6 kB / 0.9703 GB, free: 0.6016 MB / 0.9167 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001903/0.177, allocations: 1.833 MB / 0.9721 GB, free: 14.73 MB / 0.9323 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001866/0.1772, allocations: 266 kB / 0.9723 GB, free: 14.44 MB / 0.9323 GB
Notification: Performance of simCode: alias equations: time 0.0001511/0.1773, allocations: 80.62 kB / 0.9724 GB, free: 14.36 MB / 0.9323 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002422/0.1775, allocations: 206.1 kB / 0.9726 GB, free: 14.16 MB / 0.9323 GB
Notification: Performance of SimCode: time 8.01e-07/0.1775, allocations: 3.938 kB / 0.9726 GB, free: 14.15 MB / 0.9323 GB
Notification: Performance of Templates: time 0.01446/0.192, allocations: 11.35 MB / 0.9837 GB, free: 3.016 MB / 0.9323 GB
"
[Timeout remaining time 300]
make -j1 -f Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.makefile [Timeout 300]
(rm -f Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.pipe ; mkfifo Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.pipe ; head -c 1048576 < Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.pipe >> ../files/Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.sim & ./Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3 -abortSlowSimulation -alarm=240  -emit_protected -lv LOG_STATS > Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3.pipe 2>&1) [Timeout 240]
diffSimulationResults("Buildings_11_Buildings.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase3_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_ThermalZones_ReducedOrder_Validation_VDI6007_TestCase3.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300]
""
[Timeout remaining time 300]
Reference file matches
[Calling sys.exit(0), Time elapsed: 5.740854124072939]