Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.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 0.0009322/0.0009322, allocations: 80.92 kB / 21.5 MB, free: 2.992 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 0.001049/0.001049, allocations: 171.9 kB / 24.92 MB, free: 8.766 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 0.9875/0.9875, allocations: 177.1 MB / 205.3 MB, free: 5.48 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSystems 2.0.0/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSystems 2.0.0/package.mo): time 0.2472/0.2472, allocations: 29.42 MB / 291.2 MB, free: 2.473 MB / 266.7 MB " [Timeout remaining time 180] Using package PowerSystems with version 2.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSystems 2.0.0/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(PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest") translateModel(PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.713e-06/1.713e-06, allocations: 0 / 316.9 MB, free: 15.97 MB / 298.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.447e-05/1.618e-05, allocations: 5.438 kB / 316.9 MB, free: 15.97 MB / 298.7 MB Notification: Performance of NFInst.instantiate(PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest): time 0.003916/0.003932, allocations: 3.873 MB / 320.7 MB, free: 12.07 MB / 298.7 MB Notification: Performance of NFInst.instExpressions: time 0.002198/0.00613, allocations: 1.625 MB / 322.4 MB, free: 10.44 MB / 298.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002479/0.006377, allocations: 19.88 kB / 322.4 MB, free: 10.42 MB / 298.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0003514/0.006729, allocations: 98.98 kB / 322.5 MB, free: 10.32 MB / 298.7 MB Notification: Performance of NFTyping.typeBindings: time 0.000412/0.007141, allocations: 202.6 kB / 322.7 MB, free: 10.12 MB / 298.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.0005352/0.007676, allocations: 347.1 kB / 323 MB, free: 9.781 MB / 298.7 MB Notification: Performance of NFFlatten.flatten: time 0.0006091/0.008285, allocations: 0.765 MB / 323.8 MB, free: 9.016 MB / 298.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0002484/0.008534, allocations: 132.5 kB / 323.9 MB, free: 8.879 MB / 298.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0005061/0.00904, allocations: 419.6 kB / 324.3 MB, free: 8.469 MB / 298.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0002153/0.009255, allocations: 231.3 kB / 324.6 MB, free: 8.242 MB / 298.7 MB Notification: Performance of NFPackage.collectConstants: time 6.306e-05/0.009318, allocations: 68 kB / 324.6 MB, free: 8.176 MB / 298.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0002289/0.009547, allocations: 171.8 kB / 324.8 MB, free: 8.008 MB / 298.7 MB Notification: Performance of NFScalarize.scalarize: time 0.000109/0.009656, allocations: 167.4 kB / 325 MB, free: 7.844 MB / 298.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0001301/0.009786, allocations: 199.4 kB / 325.1 MB, free: 7.648 MB / 298.7 MB Notification: Performance of NFConvertDAE.convert: time 0.0005104/0.0103, allocations: 0.58 MB / 325.7 MB, free: 7.066 MB / 298.7 MB Notification: Performance of FrontEnd - DAE generated: time 1.914e-06/0.0103, allocations: 0 / 325.7 MB, free: 7.066 MB / 298.7 MB Notification: Performance of FrontEnd: time 5.61e-07/0.0103, allocations: 0 / 325.7 MB, free: 7.066 MB / 298.7 MB Notification: Performance of Transformations before backend: time 5.07e-06/0.0103, allocations: 0 / 325.7 MB, free: 7.066 MB / 298.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 86 * Number of variables: 86 Notification: Performance of Generate backend data structure: time 0.0009372/0.01124, allocations: 0.9315 MB / 326.7 MB, free: 6.094 MB / 298.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.086e-05/0.01127, allocations: 15.92 kB / 326.7 MB, free: 6.078 MB / 298.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 8.721e-05/0.01136, allocations: 68.88 kB / 326.7 MB, free: 6.012 MB / 298.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004001/0.01176, allocations: 365.7 kB / 327.1 MB, free: 5.629 MB / 298.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.819e-05/0.01179, allocations: 29.36 kB / 327.1 MB, free: 5.602 MB / 298.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 4.419e-05/0.01183, allocations: 36.38 kB / 327.2 MB, free: 5.566 MB / 298.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004729/0.0123, allocations: 0.4892 MB / 327.7 MB, free: 5 MB / 298.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.253e-05/0.01232, allocations: 7.938 kB / 327.7 MB, free: 4.992 MB / 298.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.391e-05/0.01234, allocations: 16 kB / 327.7 MB, free: 4.977 MB / 298.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.093e-05/0.01235, allocations: 8 kB / 327.7 MB, free: 4.969 MB / 298.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002465/0.0126, allocations: 195.3 kB / 327.9 MB, free: 4.777 MB / 298.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001138/0.01374, allocations: 1.529 MB / 329.4 MB, free: 3.188 MB / 298.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0004326/0.01417, allocations: 346.4 kB / 329.7 MB, free: 2.809 MB / 298.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 9.345e-05/0.01426, allocations: 71.41 kB / 329.8 MB, free: 2.727 MB / 298.7 MB Notification: Performance of preOpt evalFunc (simulation): time 2.661e-05/0.01429, allocations: 12 kB / 329.8 MB, free: 2.715 MB / 298.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002386/0.01453, allocations: 221.9 kB / 330 MB, free: 2.473 MB / 298.7 MB Notification: Performance of pre-optimization done (n=37): time 1.352e-06/0.01453, allocations: 8 kB / 330 MB, free: 2.465 MB / 298.7 MB Notification: Performance of matching and sorting (n=37): time 0.0003495/0.01488, allocations: 234 kB / 330.3 MB, free: 2.23 MB / 298.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 7.482e-05/0.01495, allocations: 213.6 kB / 330.5 MB, free: 1.973 MB / 298.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000286/0.01524, allocations: 436.8 kB / 330.9 MB, free: 1.531 MB / 298.7 MB Notification: Performance of collectPreVariables (initialization): time 3.873e-05/0.01528, allocations: 41.7 kB / 331 MB, free: 1.484 MB / 298.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001315/0.01541, allocations: 221.9 kB / 331.2 MB, free: 1.266 MB / 298.7 MB Notification: Performance of collectInitialBindings (initialization): time 8.072e-05/0.01549, allocations: 127 kB / 331.3 MB, free: 1.141 MB / 298.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001028/0.01559, allocations: 82.14 kB / 331.4 MB, free: 1.051 MB / 298.7 MB Notification: Performance of setup shared object (initialization): time 0.000123/0.01572, allocations: 374.6 kB / 331.7 MB, free: 0.6758 MB / 298.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001162/0.01583, allocations: 113.3 kB / 331.8 MB, free: 0.5508 MB / 298.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001771/0.01601, allocations: 299.2 kB / 332.1 MB, free: 184 kB / 298.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002602/0.01627, allocations: 288.9 kB / 332.4 MB, free: 15.85 MB / 314.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.396e-06/0.01627, allocations: 4 kB / 332.4 MB, free: 15.84 MB / 314.7 MB Notification: Performance of matching and sorting (n=52) (initialization): time 0.0003588/0.01663, allocations: 366.7 kB / 332.8 MB, free: 15.45 MB / 314.7 MB Notification: Performance of prepare postOptimizeDAE: time 3.78e-05/0.01667, allocations: 62.22 kB / 332.8 MB, free: 15.38 MB / 314.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.593e-06/0.01668, allocations: 4.047 kB / 332.8 MB, free: 15.38 MB / 314.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.77e-05/0.01669, allocations: 12.33 kB / 332.9 MB, free: 15.37 MB / 314.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002296/0.01692, allocations: 99.86 kB / 333 MB, free: 15.27 MB / 314.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.943e-06/0.01693, allocations: 7.938 kB / 333 MB, free: 15.26 MB / 314.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001765/0.01711, allocations: 63.7 kB / 333 MB, free: 15.2 MB / 314.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.363e-05/0.01713, allocations: 19.98 kB / 333 MB, free: 15.18 MB / 314.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.000174/0.0173, allocations: 194.2 kB / 333.2 MB, free: 14.97 MB / 314.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0001729/0.01748, allocations: 303.1 kB / 333.5 MB, free: 14.59 MB / 314.7 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00023/0.01771, allocations: 284.2 kB / 333.8 MB, free: 14.27 MB / 314.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.773e-06/0.01771, allocations: 0 / 333.8 MB, free: 14.27 MB / 314.7 MB Notification: Performance of matching and sorting (n=52) (initialization_lambda0): time 0.000318/0.01803, allocations: 366.8 kB / 334.2 MB, free: 13.88 MB / 314.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.967e-05/0.01806, allocations: 66.36 kB / 334.2 MB, free: 13.8 MB / 314.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.615e-06/0.01806, allocations: 0 / 334.2 MB, free: 13.8 MB / 314.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 5.871e-06/0.01807, allocations: 8 kB / 334.2 MB, free: 13.79 MB / 314.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002078/0.01827, allocations: 99.81 kB / 334.3 MB, free: 13.7 MB / 314.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.088e-06/0.01828, allocations: 4.344 kB / 334.3 MB, free: 13.69 MB / 314.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001602/0.01844, allocations: 63.69 kB / 334.4 MB, free: 13.63 MB / 314.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.17e-05/0.01846, allocations: 19.98 kB / 334.4 MB, free: 13.61 MB / 314.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 13 * Number of states: 0 () * Number of discrete variables: 17 ($PRE.loadDispatcher.data.nextTimeEvent,$whenCondition2,loadDispatcher.hydroDaily.count,$PRE.loadDispatcher.hydroDaily.count,loadDispatcher.hydroDaily.T_start,$PRE.loadDispatcher.hydroDaily.T_start,loadDispatcher.data.nextTimeEventScaled,$PRE.loadDispatcher.data.nextTimeEventScaled,loadDispatcher.data.nextTimeEvent,$whenCondition3,frequency.count,$PRE.frequency.count,frequency.T_start,$PRE.frequency.T_start,$whenCondition1,system.initime,loadDispatcher.secondaryControl.I.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (50): * Single equations (assignments): 48 * Array equations: 0 * Algorithm blocks: 2 * 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 0.0001158/0.01858, allocations: 210.1 kB / 334.6 MB, free: 13.4 MB / 314.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.184e-05/0.01863, allocations: 43.95 kB / 334.7 MB, free: 13.36 MB / 314.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000256/0.01888, allocations: 214 kB / 334.9 MB, free: 13.14 MB / 314.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.718e-06/0.01889, allocations: 8 kB / 334.9 MB, free: 13.13 MB / 314.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.637e-06/0.01889, allocations: 0 / 334.9 MB, free: 13.13 MB / 314.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.863e-06/0.0189, allocations: 7.984 kB / 334.9 MB, free: 13.12 MB / 314.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002736/0.01917, allocations: 289.4 kB / 335.2 MB, free: 12.82 MB / 314.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.803e-06/0.01917, allocations: 0 / 335.2 MB, free: 12.82 MB / 314.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001995/0.01937, allocations: 83.83 kB / 335.3 MB, free: 12.74 MB / 314.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 2.324e-06/0.01938, allocations: 4 kB / 335.3 MB, free: 12.73 MB / 314.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.338e-05/0.0194, allocations: 15.98 kB / 335.3 MB, free: 12.72 MB / 314.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.596e-06/0.0194, allocations: 4 kB / 335.3 MB, free: 12.71 MB / 314.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.052e-06/0.0194, allocations: 0 / 335.3 MB, free: 12.71 MB / 314.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0003881/0.01979, allocations: 337.6 kB / 335.6 MB, free: 12.36 MB / 314.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0001076/0.0199, allocations: 87.44 kB / 335.7 MB, free: 12.27 MB / 314.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.713e-05/0.01995, allocations: 16 kB / 335.7 MB, free: 12.26 MB / 314.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001321/0.02008, allocations: 35.95 kB / 335.8 MB, free: 12.22 MB / 314.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.783e-05/0.02016, allocations: 47.92 kB / 335.8 MB, free: 12.18 MB / 314.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.452e-05/0.02019, allocations: 15.98 kB / 335.8 MB, free: 12.16 MB / 314.7 MB Notification: Performance of sorting global known variables: time 0.0001546/0.02035, allocations: 195.2 kB / 336 MB, free: 11.97 MB / 314.7 MB Notification: Performance of sort global known variables: time 8.1e-08/0.02035, allocations: 0 / 336 MB, free: 11.97 MB / 314.7 MB Notification: Performance of remove unused functions: time 0.0004044/0.02075, allocations: 227.5 kB / 336.2 MB, free: 11.75 MB / 314.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 1 (loadDispatcher.secondaryControl.I.y) * Number of discrete variables: 10 ($whenCondition3,$whenCondition2,loadDispatcher.data.nextTimeEvent,loadDispatcher.data.nextTimeEventScaled,loadDispatcher.hydroDaily.T_start,loadDispatcher.hydroDaily.count,$whenCondition1,frequency.T_start,frequency.count,system.initime) * Number of discrete states: 4 (frequency.count,loadDispatcher.hydroDaily.count,loadDispatcher.data.nextTimeEvent,loadDispatcher.data.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (46): * Single equations (assignments): 39 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 7 * 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 0.001298/0.02205, allocations: 0.6508 MB / 336.9 MB, free: 11.44 MB / 314.7 MB Notification: Performance of simCode: created initialization part: time 0.0005318/0.02258, allocations: 0.6586 MB / 337.5 MB, free: 10.7 MB / 314.7 MB Notification: Performance of simCode: created event and clocks part: time 7.554e-06/0.02259, allocations: 5.375 kB / 337.5 MB, free: 10.7 MB / 314.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0001325/0.02272, allocations: 116.6 kB / 337.7 MB, free: 10.58 MB / 314.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003086/0.02303, allocations: 150.8 kB / 337.8 MB, free: 10.45 MB / 314.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00119/0.02422, allocations: 0.8725 MB / 338.7 MB, free: 9.535 MB / 314.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 8.327e-05/0.0243, allocations: 130.6 kB / 338.8 MB, free: 9.387 MB / 314.7 MB Notification: Performance of simCode: alias equations: time 0.0002242/0.02453, allocations: 79.39 kB / 338.9 MB, free: 9.305 MB / 314.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002736/0.0248, allocations: 177.2 kB / 339.1 MB, free: 9.129 MB / 314.7 MB Notification: Performance of SimCode: time 5.61e-07/0.0248, allocations: 0 / 339.1 MB, free: 9.129 MB / 314.7 MB Notification: Performance of Templates: time 0.01109/0.03589, allocations: 9.354 MB / 348.4 MB, free: 15.9 MB / 330.7 MB " [Timeout remaining time 660] make -j1 -f PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.makefile [Timeout 660] (rm -f PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.pipe ; mkfifo PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.pipe ; head -c 1048576 < PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.pipe >> ../files/PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.sim & ./PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -lv LOG_STATS > PowerSystems_PowerSystems.Examples.PowerWorld.Test.LoadDispatcherTest.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 3.216573144774884]