Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable.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 0.001101/0.001101, allocations: 80.92 kB / 20.75 MB, free: 3.742 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 0.001092/0.001092, allocations: 161 kB / 24.17 MB, free: 332 kB / 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 1.016/1.016, allocations: 177.2 MB / 204.6 MB, free: 5.48 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo): time 2.038/2.038, allocations: 377.9 MB / 0.624 GB, free: 8.359 MB / 0.5886 GB " [Timeout remaining time 177] Using package Buildings with version 12.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.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.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|booTimTab.y.[0-9,]+.|booTimTabTwi.y.[0-9,]+.|booTimTabOneRow.y.[0-9,]+.",fileNamePrefix="Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable") translateModel(Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|booTimTab.y.[0-9,]+.|booTimTabTwi.y.[0-9,]+.|booTimTabOneRow.y.[0-9,]+.",fileNamePrefix="Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 2.845e-06/2.845e-06, allocations: 0 / 0.7601 GB, free: 6.438 MB / 0.7136 GB Notification: Performance of FrontEnd - Absyn->SCode: time 3.222e-05/3.507e-05, allocations: 3.719 kB / 0.7601 GB, free: 6.434 MB / 0.7136 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable): time 0.00314/0.003175, allocations: 0.8967 MB / 0.7609 GB, free: 5.559 MB / 0.7136 GB Notification: Performance of NFInst.instExpressions: time 0.002636/0.005811, allocations: 1.503 MB / 0.7624 GB, free: 4.047 MB / 0.7136 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001316/0.005943, allocations: 7.938 kB / 0.7624 GB, free: 4.039 MB / 0.7136 GB Notification: Performance of NFTyping.typeComponents: time 0.000651/0.006594, allocations: 204.5 kB / 0.7626 GB, free: 3.844 MB / 0.7136 GB Notification: Performance of NFTyping.typeBindings: time 0.000204/0.006798, allocations: 122.3 kB / 0.7627 GB, free: 3.734 MB / 0.7136 GB Notification: Performance of NFTyping.typeClassSections: time 0.001104/0.007902, allocations: 354.1 kB / 0.7631 GB, free: 3.395 MB / 0.7136 GB Notification: Performance of NFFlatten.flatten: time 0.001072/0.008974, allocations: 0.8775 MB / 0.7639 GB, free: 2.52 MB / 0.7136 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001946/0.009169, allocations: 66.36 kB / 0.764 GB, free: 2.453 MB / 0.7136 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0008456/0.01001, allocations: 452.1 kB / 0.7644 GB, free: 2.012 MB / 0.7136 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0005132/0.01053, allocations: 220.2 kB / 0.7646 GB, free: 1.797 MB / 0.7136 GB Notification: Performance of NFPackage.collectConstants: time 0.0002299/0.01076, allocations: 40 kB / 0.7647 GB, free: 1.758 MB / 0.7136 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0004048/0.01116, allocations: 124.6 kB / 0.7648 GB, free: 1.637 MB / 0.7136 GB Notification: Performance of NFScalarize.scalarize: time 0.0003633/0.01153, allocations: 285.1 kB / 0.7651 GB, free: 1.359 MB / 0.7136 GB Notification: Performance of NFVerifyModel.verify: time 0.0004127/0.01194, allocations: 203.5 kB / 0.7653 GB, free: 1.16 MB / 0.7136 GB Notification: Performance of NFConvertDAE.convert: time 0.001041/0.01298, allocations: 0.705 MB / 0.7659 GB, free: 464 kB / 0.7136 GB Notification: Performance of FrontEnd - DAE generated: time 6.422e-06/0.01299, allocations: 4 kB / 0.7659 GB, free: 460 kB / 0.7136 GB Notification: Performance of FrontEnd: time 1.773e-06/0.01299, allocations: 0 / 0.7659 GB, free: 460 kB / 0.7136 GB Notification: Performance of Transformations before backend: time 1.501e-05/0.013, allocations: 1 kB / 0.7659 GB, free: 460 kB / 0.7136 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 27 * Number of variables: 27 Notification: Performance of Generate backend data structure: time 0.001389/0.01439, allocations: 0.7028 MB / 0.7666 GB, free: 15.71 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 4.36e-05/0.01443, allocations: 8.031 kB / 0.7666 GB, free: 15.7 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001877/0.01462, allocations: 48.88 kB / 0.7667 GB, free: 15.66 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006417/0.01526, allocations: 357.5 kB / 0.767 GB, free: 15.29 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.254e-05/0.01531, allocations: 24.61 kB / 0.7671 GB, free: 15.26 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 7.563e-05/0.01538, allocations: 32.38 kB / 0.7671 GB, free: 15.23 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.000233/0.01562, allocations: 166.2 kB / 0.7672 GB, free: 15.05 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.147e-06/0.01562, allocations: 4.125 kB / 0.7672 GB, free: 15.05 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.486e-05/0.01564, allocations: 7.125 kB / 0.7673 GB, free: 15.05 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.546e-06/0.01565, allocations: 4.375 kB / 0.7673 GB, free: 15.04 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 9.026e-05/0.01574, allocations: 76.25 kB / 0.7673 GB, free: 14.96 MB / 0.7292 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001125/0.01686, allocations: 0.675 MB / 0.768 GB, free: 14.26 MB / 0.7292 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0002498/0.01711, allocations: 316.4 kB / 0.7683 GB, free: 13.92 MB / 0.7292 GB Notification: Performance of preOpt resolveLoops (simulation): time 6.499e-05/0.01718, allocations: 54.55 kB / 0.7683 GB, free: 13.86 MB / 0.7292 GB Notification: Performance of preOpt evalFunc (simulation): time 7.825e-06/0.01719, allocations: 1.938 kB / 0.7683 GB, free: 13.86 MB / 0.7292 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002513/0.01744, allocations: 247.5 kB / 0.7686 GB, free: 13.6 MB / 0.7292 GB Notification: Performance of pre-optimization done (n=24): time 2.014e-06/0.01744, allocations: 4.875 kB / 0.7686 GB, free: 13.59 MB / 0.7292 GB Notification: Performance of matching and sorting (n=24): time 0.0003405/0.01778, allocations: 237.9 kB / 0.7688 GB, free: 13.35 MB / 0.7292 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.544e-05/0.01783, allocations: 110.8 kB / 0.7689 GB, free: 13.22 MB / 0.7292 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002547/0.01809, allocations: 380 kB / 0.7693 GB, free: 12.84 MB / 0.7292 GB Notification: Performance of collectPreVariables (initialization): time 5.935e-05/0.01815, allocations: 45.69 kB / 0.7693 GB, free: 12.79 MB / 0.7292 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001052/0.01825, allocations: 155.1 kB / 0.7695 GB, free: 12.63 MB / 0.7292 GB Notification: Performance of collectInitialBindings (initialization): time 3.973e-05/0.01829, allocations: 57.84 kB / 0.7695 GB, free: 12.57 MB / 0.7292 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001591/0.01845, allocations: 145.5 kB / 0.7697 GB, free: 12.43 MB / 0.7292 GB Notification: Performance of setup shared object (initialization): time 0.0001001/0.01855, allocations: 366.6 kB / 0.77 GB, free: 12.06 MB / 0.7292 GB Notification: Performance of preBalanceInitialSystem (initialization): time 5.443e-05/0.01861, allocations: 46.8 kB / 0.7701 GB, free: 12.01 MB / 0.7292 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006339/0.01924, allocations: 1.484 MB / 0.7715 GB, free: 10.1 MB / 0.7292 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001913/0.01943, allocations: 224.3 kB / 0.7717 GB, free: 9.832 MB / 0.7292 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.557e-06/0.01944, allocations: 0 / 0.7717 GB, free: 9.832 MB / 0.7292 GB Notification: Performance of matching and sorting (n=36) (initialization): time 0.0002714/0.01971, allocations: 236.2 kB / 0.7719 GB, free: 9.594 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 1.606e-05/0.01972, allocations: 11.94 kB / 0.772 GB, free: 9.582 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.794e-06/0.01973, allocations: 9.422 kB / 0.772 GB, free: 9.574 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.425e-05/0.01975, allocations: 4 kB / 0.772 GB, free: 9.57 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001265/0.01987, allocations: 47.92 kB / 0.772 GB, free: 9.523 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.901e-06/0.01988, allocations: 8.703 kB / 0.772 GB, free: 9.516 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000428/0.02031, allocations: 96.23 kB / 0.7721 GB, free: 9.422 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.571e-05/0.02032, allocations: 13.5 kB / 0.7721 GB, free: 9.41 MB / 0.7292 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 15 * Number of states: 0 () * Number of discrete variables: 33 ($whenCondition9,$whenCondition8,$whenCondition7,$whenCondition6,booTimTab.intTimTab.idx,$PRE.booTimTab.intTimTab.idx,booTimTab.intTimTab.y[2],$PRE.booTimTab.intTimTab.y[2],booTimTab.intTimTab.y[1],$PRE.booTimTab.intTimTab.y[1],booTimTab.y[2],booTimTab.y[1],$whenCondition5,booTimTabOneRow.intTimTab.idx,$PRE.booTimTabOneRow.intTimTab.idx,booTimTabOneRow.intTimTab.y[2],$PRE.booTimTabOneRow.intTimTab.y[2],booTimTabOneRow.intTimTab.y[1],$PRE.booTimTabOneRow.intTimTab.y[1],booTimTabOneRow.y[2],booTimTabOneRow.y[1],$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,booTimTabTwi.intTimTab.idx,$PRE.booTimTabTwi.intTimTab.idx,booTimTabTwi.intTimTab.y[2],$PRE.booTimTabTwi.intTimTab.y[2],booTimTabTwi.intTimTab.y[1],$PRE.booTimTabTwi.intTimTab.y[1],booTimTabTwi.y[2],booTimTabTwi.y[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (36): * Single equations (assignments): 36 * 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 0.0001591/0.02048, allocations: 169.6 kB / 0.7723 GB, free: 9.238 MB / 0.7292 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 4.086e-05/0.02052, allocations: 35.91 kB / 0.7723 GB, free: 9.203 MB / 0.7292 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.349e-05/0.02057, allocations: 40.5 kB / 0.7724 GB, free: 9.16 MB / 0.7292 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.965e-06/0.02058, allocations: 0 / 0.7724 GB, free: 9.16 MB / 0.7292 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.157e-06/0.02058, allocations: 4 kB / 0.7724 GB, free: 9.156 MB / 0.7292 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.649e-06/0.02059, allocations: 4.984 kB / 0.7724 GB, free: 9.152 MB / 0.7292 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001715/0.02076, allocations: 181.7 kB / 0.7725 GB, free: 8.957 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.756e-06/0.02076, allocations: 4.719 kB / 0.7726 GB, free: 8.953 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 1.568e-05/0.02078, allocations: 7.984 kB / 0.7726 GB, free: 8.945 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (simulation): time 4.168e-06/0.02078, allocations: 8.812 kB / 0.7726 GB, free: 8.938 MB / 0.7292 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.023e-05/0.02079, allocations: 4 kB / 0.7726 GB, free: 8.934 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.705e-06/0.02079, allocations: 4 kB / 0.7726 GB, free: 8.93 MB / 0.7292 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.203e-06/0.02079, allocations: 3.188 kB / 0.7726 GB, free: 8.93 MB / 0.7292 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002115/0.02101, allocations: 223.2 kB / 0.7728 GB, free: 8.684 MB / 0.7292 GB Notification: Performance of postOpt removeConstants (simulation): time 4.433e-05/0.02105, allocations: 43.7 kB / 0.7728 GB, free: 8.641 MB / 0.7292 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.51e-05/0.02108, allocations: 3.984 kB / 0.7728 GB, free: 8.637 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 6.385e-05/0.02114, allocations: 8 kB / 0.7728 GB, free: 8.629 MB / 0.7292 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.767e-05/0.02122, allocations: 38.8 kB / 0.7729 GB, free: 8.59 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.781e-05/0.02124, allocations: 15.98 kB / 0.7729 GB, free: 8.574 MB / 0.7292 GB Notification: Performance of sorting global known variables: time 0.0001482/0.02139, allocations: 160.7 kB / 0.773 GB, free: 8.414 MB / 0.7292 GB Notification: Performance of sort global known variables: time 5e-08/0.02139, allocations: 3.688 kB / 0.7731 GB, free: 8.414 MB / 0.7292 GB Notification: Performance of remove unused functions: time 0.000335/0.02173, allocations: 119.8 kB / 0.7732 GB, free: 8.297 MB / 0.7292 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 24 ($whenCondition9,$whenCondition8,$whenCondition7,$whenCondition6,booTimTab.y[1],booTimTab.y[2],booTimTab.intTimTab.y[1],booTimTab.intTimTab.y[2],booTimTab.intTimTab.idx,$whenCondition5,booTimTabOneRow.y[1],booTimTabOneRow.y[2],booTimTabOneRow.intTimTab.y[1],booTimTabOneRow.intTimTab.y[2],booTimTabOneRow.intTimTab.idx,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,booTimTabTwi.y[1],booTimTabTwi.y[2],booTimTabTwi.intTimTab.y[1],booTimTabTwi.intTimTab.y[2],booTimTabTwi.intTimTab.idx) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (24): * Single equations (assignments): 15 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 9 * 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 0.0002042/0.02193, allocations: 126.9 kB / 0.7733 GB, free: 8.168 MB / 0.7292 GB Notification: Performance of simCode: created initialization part: time 0.0002467/0.02218, allocations: 187.9 kB / 0.7735 GB, free: 7.984 MB / 0.7292 GB Notification: Performance of simCode: created event and clocks part: time 7.063e-06/0.02219, allocations: 4 kB / 0.7735 GB, free: 7.98 MB / 0.7292 GB Notification: Performance of simCode: created simulation system equations: time 8.144e-05/0.02227, allocations: 80.12 kB / 0.7735 GB, free: 7.902 MB / 0.7292 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001761/0.02244, allocations: 37.89 kB / 0.7736 GB, free: 7.867 MB / 0.7292 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0009914/0.02344, allocations: 0.6688 MB / 0.7742 GB, free: 7.156 MB / 0.7292 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 7.471e-05/0.02351, allocations: 121.3 kB / 0.7744 GB, free: 7.016 MB / 0.7292 GB Notification: Performance of simCode: alias equations: time 0.0001279/0.02364, allocations: 49.7 kB / 0.7744 GB, free: 6.973 MB / 0.7292 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002561/0.02389, allocations: 161.2 kB / 0.7746 GB, free: 6.812 MB / 0.7292 GB Notification: Performance of SimCode: time 8.42e-07/0.02389, allocations: 0 / 0.7746 GB, free: 6.812 MB / 0.7292 GB Notification: Performance of Templates: time 0.01277/0.03667, allocations: 9.17 MB / 0.7835 GB, free: 13.95 MB / 0.7448 GB " [Timeout remaining time 300] make -j1 -f Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable.pipe ; mkfifo Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable.pipe ; head -c 1048576 < Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable.pipe >> ../files/Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable.sim & ./Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable.pipe 2>&1) [Timeout 240] diffSimulationResults("Buildings_12_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.TimeTable_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Controls_OBC_CDL_Logical_Sources_Validation_TimeTable.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: 5.407969320192933]