Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum.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 0.001015/0.001015, 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 0.001028/0.001028, 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 1.014/1.014, allocations: 177.1 MB / 203.8 MB, free: 5.469 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream 1.4.0/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream 1.4.0/package.mo): time 0.7152/0.7152, allocations: 118.6 MB / 378.9 MB, free: 1.359 MB / 346.7 MB " [Timeout remaining time 179] Using package ThermofluidStream with version 1.4.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream 1.4.0/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(ThermofluidStream.Idealized.EnergyFlow.Tests.Sum,tolerance=1e-06,outputFormat="mat",numberOfIntervals=100,variableFilter="CPUtime|EventCounter|Time|_derdummy|_dummy|const.k|const.y|energyFlowSource.E_flow|energyFlowSource.E_flow_out|energyFlowSource1.E_flow|energyFlowSource1.E_flow_out|energyFlowSource2.E_flow|energyFlowSource2.E_flow_out|energyFlowSource3.E_flow|energyFlowSource3.E_flow_out|energyFlowSource4.E_flow|energyFlowSource4.E_flow_out|energyFlowSource5.E_flow|energyFlowSource5.E_flow_out|sine.amplitude|sine.continuous|sine.f|sine.offset|sine.phase|sine.startTime|sine.y|sum1.E_flow_in.[0-9,]+.|sum1.E_flow_out|sum2.E_flow_in.[0-9,]+.|sum2.E_flow_out|sum3.E_flow_in.[0-9,]+.|sum3.E_flow_out",fileNamePrefix="ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum") translateModel(ThermofluidStream.Idealized.EnergyFlow.Tests.Sum,tolerance=1e-06,outputFormat="mat",numberOfIntervals=100,variableFilter="CPUtime|EventCounter|Time|_derdummy|_dummy|const.k|const.y|energyFlowSource.E_flow|energyFlowSource.E_flow_out|energyFlowSource1.E_flow|energyFlowSource1.E_flow_out|energyFlowSource2.E_flow|energyFlowSource2.E_flow_out|energyFlowSource3.E_flow|energyFlowSource3.E_flow_out|energyFlowSource4.E_flow|energyFlowSource4.E_flow_out|energyFlowSource5.E_flow|energyFlowSource5.E_flow_out|sine.amplitude|sine.continuous|sine.f|sine.offset|sine.phase|sine.startTime|sine.y|sum1.E_flow_in.[0-9,]+.|sum1.E_flow_out|sum2.E_flow_in.[0-9,]+.|sum2.E_flow_out|sum3.E_flow_in.[0-9,]+.|sum3.E_flow_out",fileNamePrefix="ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.302e-06/1.302e-06, allocations: 0 / 430.9 MB, free: 13.31 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 3.272e-05/3.402e-05, allocations: 9.062 kB / 430.9 MB, free: 13.3 MB / 410.7 MB Notification: Performance of NFInst.instantiate(ThermofluidStream.Idealized.EnergyFlow.Tests.Sum): time 0.002284/0.002318, allocations: 1.798 MB / 432.7 MB, free: 11.48 MB / 410.7 MB Notification: Performance of NFInst.instExpressions: time 0.0007016/0.00302, allocations: 0.5064 MB / 433.2 MB, free: 10.97 MB / 410.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 6.5e-05/0.003085, allocations: 0 / 433.2 MB, free: 10.97 MB / 410.7 MB Notification: Performance of NFTyping.typeComponents: time 9.942e-05/0.003184, allocations: 11.86 kB / 433.2 MB, free: 10.96 MB / 410.7 MB Notification: Performance of NFTyping.typeBindings: time 8.411e-05/0.003268, allocations: 31.7 kB / 433.2 MB, free: 10.93 MB / 410.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.0001925/0.003461, allocations: 51.81 kB / 433.3 MB, free: 10.88 MB / 410.7 MB Notification: Performance of NFFlatten.flatten: time 0.0001283/0.003589, allocations: 95.59 kB / 433.4 MB, free: 10.79 MB / 410.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0001016/0.003691, allocations: 27.95 kB / 433.4 MB, free: 10.76 MB / 410.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0001339/0.003825, allocations: 67.75 kB / 433.4 MB, free: 10.69 MB / 410.7 MB Notification: Performance of NFSimplifyModel.simplify: time 9.376e-05/0.003918, allocations: 39.89 kB / 433.5 MB, free: 10.65 MB / 410.7 MB Notification: Performance of NFPackage.collectConstants: time 1.666e-05/0.003935, allocations: 8 kB / 433.5 MB, free: 10.64 MB / 410.7 MB Notification: Performance of NFFlatten.collectFunctions: time 5.673e-05/0.003992, allocations: 8 kB / 433.5 MB, free: 10.64 MB / 410.7 MB Notification: Performance of NFScalarize.scalarize: time 3.442e-05/0.004026, allocations: 19.92 kB / 433.5 MB, free: 10.62 MB / 410.7 MB Notification: Performance of NFVerifyModel.verify: time 3.068e-05/0.004057, allocations: 35.91 kB / 433.6 MB, free: 10.58 MB / 410.7 MB Notification: Performance of NFConvertDAE.convert: time 0.0001119/0.004169, allocations: 67.69 kB / 433.6 MB, free: 10.52 MB / 410.7 MB Notification: Performance of FrontEnd - DAE generated: time 1.874e-06/0.004171, allocations: 0 / 433.6 MB, free: 10.52 MB / 410.7 MB Notification: Performance of FrontEnd: time 7.41e-07/0.004171, allocations: 0 / 433.6 MB, free: 10.52 MB / 410.7 MB Notification: Performance of Transformations before backend: time 3.377e-06/0.004175, allocations: 0 / 433.6 MB, free: 10.52 MB / 410.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 19 * Number of variables: 19 Notification: Performance of Generate backend data structure: time 0.0002897/0.004464, allocations: 296.5 kB / 433.9 MB, free: 10.2 MB / 410.7 MB Notification: Performance of prepare preOptimizeDAE: time 2.714e-05/0.004491, allocations: 8.031 kB / 433.9 MB, free: 10.2 MB / 410.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.000101/0.004593, allocations: 28.92 kB / 433.9 MB, free: 10.17 MB / 410.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001323/0.004725, allocations: 133.6 kB / 434.1 MB, free: 10.01 MB / 410.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.788e-06/0.004735, allocations: 8.375 kB / 434.1 MB, free: 10 MB / 410.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 7.985e-06/0.004743, allocations: 4.375 kB / 434.1 MB, free: 10 MB / 410.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001183/0.004861, allocations: 109.4 kB / 434.2 MB, free: 9.875 MB / 410.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 7.093e-06/0.004868, allocations: 192 / 434.2 MB, free: 9.875 MB / 410.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.376e-06/0.004876, allocations: 4.375 kB / 434.2 MB, free: 9.871 MB / 410.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.923e-06/0.004883, allocations: 7.938 kB / 434.2 MB, free: 9.863 MB / 410.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 3.911e-05/0.004923, allocations: 27.89 kB / 434.2 MB, free: 9.836 MB / 410.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0003063/0.005229, allocations: 395.2 kB / 434.6 MB, free: 9.426 MB / 410.7 MB Notification: Performance of preOpt comSubExp (simulation): time 3.719e-05/0.005266, allocations: 18.58 kB / 434.6 MB, free: 9.398 MB / 410.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 1.614e-05/0.005282, allocations: 8.922 kB / 434.7 MB, free: 9.387 MB / 410.7 MB Notification: Performance of preOpt evalFunc (simulation): time 8.896e-06/0.005291, allocations: 0 / 434.7 MB, free: 9.387 MB / 410.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.775e-05/0.005309, allocations: 30.56 kB / 434.7 MB, free: 9.348 MB / 410.7 MB Notification: Performance of pre-optimization done (n=2): time 9.32e-07/0.00531, allocations: 4 kB / 434.7 MB, free: 9.344 MB / 410.7 MB Notification: Performance of matching and sorting (n=2): time 9.716e-05/0.005407, allocations: 41.62 kB / 434.7 MB, free: 9.297 MB / 410.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 2.568e-05/0.005433, allocations: 51.41 kB / 434.8 MB, free: 9.234 MB / 410.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 7.283e-05/0.005505, allocations: 138.6 kB / 434.9 MB, free: 9.086 MB / 410.7 MB Notification: Performance of collectPreVariables (initialization): time 9.448e-06/0.005515, allocations: 29.83 kB / 434.9 MB, free: 9.051 MB / 410.7 MB Notification: Performance of collectInitialEqns (initialization): time 4.676e-05/0.005562, allocations: 107.9 kB / 435 MB, free: 8.941 MB / 410.7 MB Notification: Performance of collectInitialBindings (initialization): time 5.5e-06/0.005567, allocations: 7.953 kB / 435.1 MB, free: 8.934 MB / 410.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 2.638e-05/0.005594, allocations: 21.7 kB / 435.1 MB, free: 8.906 MB / 410.7 MB Notification: Performance of setup shared object (initialization): time 7.126e-05/0.005665, allocations: 314.8 kB / 435.4 MB, free: 8.59 MB / 410.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 8.857e-06/0.005674, allocations: 4 kB / 435.4 MB, free: 8.586 MB / 410.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 1.983e-05/0.005693, allocations: 26.55 kB / 435.4 MB, free: 8.551 MB / 410.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 3.374e-05/0.005727, allocations: 29.34 kB / 435.4 MB, free: 8.512 MB / 410.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.733e-06/0.005729, allocations: 4 kB / 435.4 MB, free: 8.508 MB / 410.7 MB Notification: Performance of matching and sorting (n=4) (initialization): time 6.152e-05/0.00579, allocations: 53.61 kB / 435.5 MB, free: 8.449 MB / 410.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.11e-05/0.005802, allocations: 8 kB / 435.5 MB, free: 8.441 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.768e-06/0.005805, allocations: 0 / 435.5 MB, free: 8.441 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.009e-05/0.005815, allocations: 0 / 435.5 MB, free: 8.441 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 5.338e-05/0.005869, allocations: 8 kB / 435.5 MB, free: 8.434 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.887e-06/0.005873, allocations: 3.938 kB / 435.5 MB, free: 8.43 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 2.2e-05/0.005895, allocations: 7.938 kB / 435.5 MB, free: 8.422 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.37e-06/0.0059, allocations: 0 / 435.5 MB, free: 8.422 MB / 410.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 3 * 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 (4): * Single equations (assignments): 4 * 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 5.239e-05/0.005952, allocations: 128.7 kB / 435.7 MB, free: 8.285 MB / 410.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 1.509e-05/0.005968, allocations: 0 / 435.7 MB, free: 8.285 MB / 410.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 1.954e-05/0.005987, allocations: 11.97 kB / 435.7 MB, free: 8.273 MB / 410.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.142e-06/0.005988, allocations: 0 / 435.7 MB, free: 8.273 MB / 410.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.975e-06/0.005991, allocations: 4 kB / 435.7 MB, free: 8.27 MB / 410.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.926e-06/0.005994, allocations: 3.938 kB / 435.7 MB, free: 8.266 MB / 410.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 8.486e-05/0.006079, allocations: 77.88 kB / 435.7 MB, free: 8.172 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.555e-06/0.006082, allocations: 3.984 kB / 435.7 MB, free: 8.168 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 1.488e-05/0.006096, allocations: 4 kB / 435.8 MB, free: 8.164 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 1.182e-06/0.006098, allocations: 3.938 kB / 435.8 MB, free: 8.16 MB / 410.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.396e-06/0.006101, allocations: 4 kB / 435.8 MB, free: 8.156 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.92e-07/0.006102, allocations: 0 / 435.8 MB, free: 8.156 MB / 410.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.91e-07/0.006103, allocations: 0 / 435.8 MB, free: 8.156 MB / 410.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 6.744e-05/0.00617, allocations: 135.5 kB / 435.9 MB, free: 8.008 MB / 410.7 MB Notification: Performance of postOpt removeConstants (simulation): time 9.057e-06/0.006179, allocations: 7.953 kB / 435.9 MB, free: 8 MB / 410.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.376e-06/0.006188, allocations: 0 / 435.9 MB, free: 8 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 3.083e-05/0.006218, allocations: 3.984 kB / 435.9 MB, free: 7.996 MB / 410.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 2.034e-05/0.006239, allocations: 7.938 kB / 435.9 MB, free: 7.988 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.834e-06/0.006241, allocations: 0 / 435.9 MB, free: 7.988 MB / 410.7 MB Notification: Performance of sorting global known variables: time 1.848e-05/0.006259, allocations: 27.64 kB / 435.9 MB, free: 7.961 MB / 410.7 MB Notification: Performance of sort global known variables: time 5e-08/0.006259, allocations: 4 kB / 435.9 MB, free: 7.957 MB / 410.7 MB Notification: Performance of remove unused functions: time 0.0001283/0.006387, allocations: 23.92 kB / 436 MB, free: 7.934 MB / 410.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * 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 (2): * Single equations (assignments): 2 * 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 6.118e-05/0.006449, allocations: 76.36 kB / 436 MB, free: 7.848 MB / 410.7 MB Notification: Performance of simCode: created initialization part: time 5.106e-05/0.0065, allocations: 20.84 kB / 436.1 MB, free: 7.824 MB / 410.7 MB Notification: Performance of simCode: created event and clocks part: time 2.815e-06/0.006502, allocations: 0 / 436.1 MB, free: 7.824 MB / 410.7 MB Notification: Performance of simCode: created simulation system equations: time 1.187e-05/0.006514, allocations: 12.8 kB / 436.1 MB, free: 7.809 MB / 410.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001271/0.006641, allocations: 8 kB / 436.1 MB, free: 7.801 MB / 410.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0004463/0.007088, allocations: 207.6 kB / 436.3 MB, free: 7.57 MB / 410.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 3.481e-05/0.007122, allocations: 63.34 kB / 436.3 MB, free: 7.488 MB / 410.7 MB Notification: Performance of simCode: alias equations: time 2.111e-05/0.007144, allocations: 7.984 kB / 436.4 MB, free: 7.48 MB / 410.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 4.623e-05/0.00719, allocations: 51.38 kB / 436.4 MB, free: 7.43 MB / 410.7 MB Notification: Performance of SimCode: time 5.51e-07/0.00719, allocations: 0 / 436.4 MB, free: 7.43 MB / 410.7 MB Notification: Performance of Templates: time 0.002001/0.009192, allocations: 0.6047 MB / 437 MB, free: 6.832 MB / 410.7 MB " [Timeout remaining time 660] make -j1 -f ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum.makefile [Timeout 660] (rm -f ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum.pipe ; mkfifo ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum.pipe ; head -c 1048576 < ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum.pipe >> ../files/ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum.sim & ./ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum.pipe 2>&1) [Timeout 240] diffSimulationResults("ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_res.mat","/mnt/ReferenceFiles/ThermofluidStream-main-regression/ReferenceData/ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_ref.mat","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "Error: Could not read variable CPUtime in file ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_res.mat. Warning: Get data of variable CPUtime from file ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_res.mat failed! Error: Could not read variable EventCounter in file ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_res.mat. Warning: Get data of variable EventCounter from file ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_res.mat failed! Error: Could not read variable _derdummy in file ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_res.mat. Warning: Get data of variable _derdummy from file ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_res.mat failed! Error: Could not read variable _dummy in file ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_res.mat. Warning: Get data of variable _dummy from file ThermofluidStream_ThermofluidStream.Idealized.EnergyFlow.Tests.Sum_res.mat failed! " [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 3.6297163907438517]