Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.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 0.001052/0.001052, allocations: 95.2 kB / 20.43 MB, free: 4.145 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 0.001091/0.001091, allocations: 165 kB / 23.79 MB, free: 0.7812 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 0.8419/0.8419, allocations: 158.6 MB / 185.7 MB, free: 2.914 MB / 170.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.1222/0.1222, allocations: 32.36 MB / 270.4 MB, free: 14.71 MB / 266.7 MB " [Timeout remaining time 180] Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5007,variableFilter="time|Tmix1_1.T|Tmix1_2.T|Tmix2.T",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2") translateModel(ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5007,variableFilter="time|Tmix1_1.T|Tmix1_2.T|Tmix2.T",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.573e-06/1.573e-06, allocations: 0 / 347.7 MB, free: 9.453 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.75e-05/1.908e-05, allocations: 12.16 kB / 347.7 MB, free: 9.441 MB / 282.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2): time 0.01935/0.01937, allocations: 21.4 MB / 369.1 MB, free: 3.961 MB / 298.7 MB Notification: Performance of NFInst.instExpressions: time 0.0189/0.03828, allocations: 15.33 MB / 384.4 MB, free: 4.586 MB / 314.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0008498/0.03913, allocations: 59.5 kB / 384.5 MB, free: 4.527 MB / 314.7 MB Notification: Performance of NFTyping.typeComponents: time 0.001133/0.04026, allocations: 0.5042 MB / 385 MB, free: 4.02 MB / 314.7 MB Notification: Performance of NFTyping.typeBindings: time 0.009228/0.04949, allocations: 4.73 MB / 389.7 MB, free: 15.27 MB / 330.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.007112/0.0566, allocations: 3.924 MB / 393.6 MB, free: 11.34 MB / 330.7 MB Notification: Performance of NFFlatten.flatten: time 0.007913/0.06451, allocations: 5.188 MB / 398.8 MB, free: 6.133 MB / 330.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001411/0.06592, allocations: 1.193 MB / 400 MB, free: 4.918 MB / 330.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.005594/0.07152, allocations: 4.087 MB / 404.1 MB, free: 0.8008 MB / 330.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001586/0.0731, allocations: 1.508 MB / 405.6 MB, free: 15.29 MB / 346.7 MB Notification: Performance of NFPackage.collectConstants: time 0.000319/0.07342, allocations: 196 kB / 405.8 MB, free: 15.09 MB / 346.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.007641/0.08106, allocations: 6.048 MB / 411.8 MB, free: 9.039 MB / 346.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0004977/0.08156, allocations: 0.7751 MB / 412.6 MB, free: 8.262 MB / 346.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0007087/0.08227, allocations: 0.8147 MB / 413.4 MB, free: 7.445 MB / 346.7 MB Notification: Performance of NFConvertDAE.convert: time 0.00665/0.08892, allocations: 6.095 MB / 419.5 MB, free: 1.336 MB / 346.7 MB Notification: Performance of FrontEnd - DAE generated: time 4.859e-06/0.08892, allocations: 0 / 419.5 MB, free: 1.336 MB / 346.7 MB Notification: Performance of FrontEnd: time 1.823e-06/0.08892, allocations: 0 / 419.5 MB, free: 1.336 MB / 346.7 MB Notification: Performance of Transformations before backend: time 4.232e-05/0.08897, allocations: 4 kB / 419.5 MB, free: 1.332 MB / 346.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 441 * Number of variables: 441 Notification: Performance of Generate backend data structure: time 0.003373/0.09234, allocations: 2.664 MB / 422.2 MB, free: 14.62 MB / 362.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.893e-05/0.09238, allocations: 8.031 kB / 422.2 MB, free: 14.61 MB / 362.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003249/0.09563, allocations: 1.168 MB / 423.4 MB, free: 13.44 MB / 362.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00127/0.0969, allocations: 1.054 MB / 424.4 MB, free: 12.35 MB / 362.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000576/0.09747, allocations: 0.7012 MB / 425.1 MB, free: 11.52 MB / 362.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002097/0.09768, allocations: 188.3 kB / 425.3 MB, free: 11.34 MB / 362.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003478/0.1012, allocations: 3.504 MB / 428.8 MB, free: 7.293 MB / 362.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.961e-05/0.1012, allocations: 23.8 kB / 428.8 MB, free: 7.27 MB / 362.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001429/0.1013, allocations: 80 kB / 428.9 MB, free: 7.191 MB / 362.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.286e-05/0.1014, allocations: 82.59 kB / 429 MB, free: 7.109 MB / 362.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002532/0.1039, allocations: 1.607 MB / 430.6 MB, free: 5.492 MB / 362.7 MB 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 0.009359/0.1133, allocations: 14.8 MB / 445.4 MB, free: 6.199 MB / 378.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002078/0.1154, allocations: 1.12 MB / 446.5 MB, free: 5.066 MB / 378.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004433/0.1158, allocations: 266.5 kB / 446.8 MB, free: 4.801 MB / 378.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0005069/0.1163, allocations: 240.8 kB / 447 MB, free: 4.566 MB / 378.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.034e-05/0.1164, allocations: 54.39 kB / 447.1 MB, free: 4.504 MB / 378.7 MB Notification: Performance of pre-optimization done (n=101): time 3.566e-06/0.1164, allocations: 0 / 447.1 MB, free: 4.504 MB / 378.7 MB Notification: Performance of matching and sorting (n=117): time 0.006555/0.1229, allocations: 3.742 MB / 450.8 MB, free: 0.7188 MB / 378.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 6.041e-05/0.123, allocations: 175.2 kB / 451 MB, free: 0.5117 MB / 378.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.1277/0.2507, allocations: 1.177 MB / 452.1 MB, free: 84.12 MB / 378.7 MB Notification: Performance of collectPreVariables (initialization): time 0.000178/0.2508, allocations: 52.98 kB / 452.2 MB, free: 84.09 MB / 378.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0003483/0.2512, allocations: 1.038 MB / 453.2 MB, free: 83.79 MB / 378.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002145/0.2514, allocations: 447.7 kB / 453.7 MB, free: 83.57 MB / 378.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003287/0.2517, allocations: 472.6 kB / 454.1 MB, free: 83.52 MB / 378.7 MB Notification: Performance of setup shared object (initialization): time 6.292e-05/0.2518, allocations: 0.5231 MB / 454.7 MB, free: 83.04 MB / 378.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004855/0.2523, allocations: 337.9 kB / 455 MB, free: 83.03 MB / 378.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008032/0.2531, allocations: 2.226 MB / 457.2 MB, free: 80.55 MB / 378.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001438/0.2545, allocations: 2.665 MB / 459.9 MB, free: 78.28 MB / 378.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.877e-05/0.2545, allocations: 14.53 kB / 459.9 MB, free: 78.28 MB / 378.7 MB Notification: Performance of matching and sorting (n=293) (initialization): time 0.00247/0.257, allocations: 2.176 MB / 462.1 MB, free: 78.1 MB / 378.7 MB Notification: Performance of prepare postOptimizeDAE: time 2.871e-05/0.257, allocations: 22.41 kB / 462.1 MB, free: 78.1 MB / 378.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.057e-05/0.2571, allocations: 46.94 kB / 462.1 MB, free: 78.1 MB / 378.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006855/0.2578, allocations: 317.3 kB / 462.4 MB, free: 78.05 MB / 378.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009294/0.2587, allocations: 0.4906 MB / 462.9 MB, free: 78.05 MB / 378.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008568/0.2596, allocations: 3.455 MB / 466.4 MB, free: 74.86 MB / 378.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008153/0.2604, allocations: 116.4 kB / 466.5 MB, free: 74.86 MB / 378.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.991e-05/0.2605, allocations: 139.8 kB / 466.6 MB, free: 74.86 MB / 378.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 193 * Number of states: 0 () * Number of discrete variables: 28 (sink2.medium.phase,source2.medium.phase,sink1.medium.phase,source1.medium.phase,volume2_2.heatTransfer.states[1].phase,volume2_1.heatTransfer.states[1].phase,volume1_2.heatTransfer.states[1].phase,volume1_1.heatTransfer.states[1].phase,volume1_1.regularFlow[1],volume1_1.regularFlow[2],volume1_1.regularFlow[3],volume1_2.regularFlow[1],volume1_2.regularFlow[2],volume1_2.regularFlow[3],volume2_1.regularFlow[1],volume2_1.regularFlow[2],volume2_2.regularFlow[1],volume2_2.regularFlow[2],volume2_2.inFlow[2],volume2_2.inFlow[1],volume2_1.inFlow[2],volume2_1.inFlow[1],volume1_2.inFlow[3],volume1_2.inFlow[2],volume1_2.inFlow[1],volume1_1.inFlow[3],volume1_1.inFlow[2],volume1_1.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (265): * Single equations (assignments): 261 * Array equations: 0 * 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 {(1,7), (1,7), (1,7), (1,7)} Notification: Performance of prepare postOptimizeDAE: time 0.0003276/0.2608, allocations: 356.2 kB / 467 MB, free: 74.7 MB / 378.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001667/0.261, allocations: 192.4 kB / 467.2 MB, free: 74.62 MB / 378.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002427/0.2634, allocations: 3.222 MB / 470.4 MB, free: 74.05 MB / 378.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.223e-05/0.2634, allocations: 45.56 kB / 470.4 MB, free: 74.05 MB / 378.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.749e-06/0.2634, allocations: 0 / 470.4 MB, free: 74.05 MB / 378.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.297e-06/0.2634, allocations: 12.28 kB / 470.5 MB, free: 74.04 MB / 378.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.00346/0.2669, allocations: 4.351 MB / 474.8 MB, free: 73.4 MB / 378.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.619e-06/0.2669, allocations: 4.375 kB / 474.8 MB, free: 73.4 MB / 378.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004041/0.2673, allocations: 205.3 kB / 475 MB, free: 73.4 MB / 378.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005638/0.2679, allocations: 282.6 kB / 475.3 MB, free: 73.35 MB / 378.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.873e-05/0.2679, allocations: 28.81 kB / 475.3 MB, free: 73.35 MB / 378.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0008025/0.2687, allocations: 3.382 MB / 478.7 MB, free: 70.16 MB / 378.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.216e-06/0.2687, allocations: 3.75 kB / 478.7 MB, free: 70.16 MB / 378.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002018/0.2707, allocations: 2.36 MB / 481.1 MB, free: 69.52 MB / 378.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0003319/0.2711, allocations: 316.9 kB / 481.4 MB, free: 69.41 MB / 378.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001229/0.2712, allocations: 75.78 kB / 481.4 MB, free: 69.39 MB / 378.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003929/0.2716, allocations: 55.95 kB / 481.5 MB, free: 69.39 MB / 378.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001253/0.2717, allocations: 108.5 kB / 481.6 MB, free: 69.38 MB / 378.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.829e-05/0.2718, allocations: 52.14 kB / 481.7 MB, free: 69.38 MB / 378.7 MB Notification: Performance of sorting global known variables: time 0.0006265/0.2724, allocations: 0.8433 MB / 482.5 MB, free: 69.04 MB / 378.7 MB Notification: Performance of sort global known variables: time 6e-08/0.2724, allocations: 0 / 482.5 MB, free: 69.04 MB / 378.7 MB Notification: Performance of remove unused functions: time 0.002405/0.2748, allocations: 1.294 MB / 483.8 MB, free: 67.88 MB / 378.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 11 * Number of states: 4 (volume1_1.medium.h,volume1_2.medium.h,volume2_1.medium.h,volume2_2.medium.h) * Number of discrete variables: 32 ($cse3.phase,$cse3.region,$cse5.phase,$cse5.region,$cse6.phase,$cse6.region,$cse7.phase,$cse7.region,$cse8.phase,$cse8.region,$cse10.phase,$cse10.region,$cse13.phase,$cse13.region,$cse15.phase,$cse15.region,$cse16.phase,$cse16.region,$cse17.phase,$cse17.region,$cse19.phase,$cse19.region,$cse20.phase,$cse20.region,volume1_1.heatTransfer.states[1].phase,source1.medium.phase,volume1_2.heatTransfer.states[1].phase,sink1.medium.phase,volume2_1.heatTransfer.states[1].phase,source2.medium.phase,volume2_2.heatTransfer.states[1].phase,sink2.medium.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (103): * Single equations (assignments): 87 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 12 * 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 {(2,5), (2,5), (2,5), (2,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002509/0.2773, allocations: 1.253 MB / 485 MB, free: 66.89 MB / 378.7 MB Notification: Performance of simCode: created initialization part: time 0.001517/0.2788, allocations: 1.41 MB / 486.5 MB, free: 65.91 MB / 378.7 MB Notification: Performance of simCode: created event and clocks part: time 3.717e-06/0.2788, allocations: 0.5 kB / 486.5 MB, free: 65.91 MB / 378.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0007152/0.2795, allocations: 0.721 MB / 487.2 MB, free: 65.38 MB / 378.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00156/0.2811, allocations: 0.741 MB / 487.9 MB, free: 64.93 MB / 378.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00348/0.2846, allocations: 4.054 MB / 492 MB, free: 61.2 MB / 378.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002704/0.2848, allocations: 498.2 kB / 492.5 MB, free: 60.82 MB / 378.7 MB Notification: Performance of simCode: alias equations: time 0.0009329/0.2858, allocations: 0.8871 MB / 493.3 MB, free: 60.27 MB / 378.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001841/0.286, allocations: 131 kB / 493.5 MB, free: 60.15 MB / 378.7 MB Notification: Performance of SimCode: time 9.11e-07/0.286, allocations: 0 / 493.5 MB, free: 60.15 MB / 378.7 MB Notification: Performance of Templates: time 0.04599/0.332, allocations: 59.81 MB / 0.5403 GB, free: 2.082 MB / 378.7 MB " [Timeout remaining time 660] make -j1 -f ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.makefile [Timeout 660] (rm -f ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.sim & ./ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2 -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2.pipe 2>&1) [Timeout 240] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Fluid.TestComponents.Sensors.TestTemperature2_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Fluid/TestComponents/Sensors/TestTemperature2/TestTemperature2.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 5.60674967803061]