Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor.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 0.001536/0.001536, allocations: 80.8 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 0.001594/0.001594, allocations: 165 kB / 24.17 MB, free: 336 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 1.071/1.071, allocations: 177.2 MB / 204.6 MB, free: 5.484 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 1.971/1.971, allocations: 377.9 MB / 0.624 GB, free: 8.383 MB / 0.5886 GB " [Timeout remaining time 178] 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.Routing.Validation.IntegerExtractor,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|extIndInt.u.[0-9,]+.|extIndInt.index|extIndInt.y|extIndInt1.index|extIndInt1.y|extIndInt2.index|extIndInt2.y|extIndInt3.index|extIndInt3.y|extIndInt4.index|extIndInt4.y",fileNamePrefix="Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor") translateModel(Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|extIndInt.u.[0-9,]+.|extIndInt.index|extIndInt.y|extIndInt1.index|extIndInt1.y|extIndInt2.index|extIndInt2.y|extIndInt3.index|extIndInt3.y|extIndInt4.index|extIndInt4.y",fileNamePrefix="Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 2.174e-06/2.174e-06, allocations: 0.7656 kB / 0.76 GB, free: 6.605 MB / 0.7136 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.701e-05/2.919e-05, allocations: 4.969 kB / 0.7601 GB, free: 6.602 MB / 0.7136 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor): time 0.002925/0.002954, allocations: 1.166 MB / 0.7612 GB, free: 5.457 MB / 0.7136 GB Notification: Performance of NFInst.instExpressions: time 0.002317/0.005271, allocations: 1.564 MB / 0.7627 GB, free: 3.883 MB / 0.7136 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001541/0.005425, allocations: 7.938 kB / 0.7627 GB, free: 3.875 MB / 0.7136 GB Notification: Performance of NFTyping.typeComponents: time 0.0001532/0.005578, allocations: 29.55 kB / 0.7628 GB, free: 3.848 MB / 0.7136 GB Notification: Performance of NFTyping.typeBindings: time 0.0001813/0.00576, allocations: 80.41 kB / 0.7628 GB, free: 3.785 MB / 0.7136 GB Notification: Performance of NFTyping.typeClassSections: time 0.001215/0.006974, allocations: 478.9 kB / 0.7633 GB, free: 3.316 MB / 0.7136 GB Notification: Performance of NFFlatten.flatten: time 0.0007771/0.007752, allocations: 0.5941 MB / 0.7639 GB, free: 2.723 MB / 0.7136 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0002818/0.008033, allocations: 108.8 kB / 0.764 GB, free: 2.613 MB / 0.7136 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0007677/0.008801, allocations: 351.4 kB / 0.7643 GB, free: 2.27 MB / 0.7136 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003241/0.009125, allocations: 153.2 kB / 0.7645 GB, free: 2.121 MB / 0.7136 GB Notification: Performance of NFPackage.collectConstants: time 8.464e-05/0.00921, allocations: 48 kB / 0.7645 GB, free: 2.074 MB / 0.7136 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001568/0.009367, allocations: 61.77 kB / 0.7646 GB, free: 2.016 MB / 0.7136 GB Notification: Performance of NFScalarize.scalarize: time 8.94e-05/0.009456, allocations: 67.75 kB / 0.7646 GB, free: 1.949 MB / 0.7136 GB Notification: Performance of NFVerifyModel.verify: time 0.0001973/0.009653, allocations: 155.6 kB / 0.7648 GB, free: 1.797 MB / 0.7136 GB Notification: Performance of NFConvertDAE.convert: time 0.0005219/0.01018, allocations: 390.8 kB / 0.7651 GB, free: 1.414 MB / 0.7136 GB Notification: Performance of FrontEnd - DAE generated: time 4.839e-06/0.01018, allocations: 9.203 kB / 0.7652 GB, free: 1.406 MB / 0.7136 GB Notification: Performance of FrontEnd: time 1.292e-06/0.01018, allocations: 0 / 0.7652 GB, free: 1.406 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 7.735e-06/0.01019, allocations: 0 / 0.7652 GB, free: 1.406 MB / 0.7136 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 51 * Number of variables: 51 Notification: Performance of Generate backend data structure: time 0.0007891/0.01098, allocations: 0.6281 MB / 0.7658 GB, free: 0.7266 MB / 0.7136 GB Notification: Performance of prepare preOptimizeDAE: time 4.194e-05/0.01102, allocations: 8.594 kB / 0.7658 GB, free: 0.7188 MB / 0.7136 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001076/0.01113, allocations: 56.88 kB / 0.7658 GB, free: 0.6641 MB / 0.7136 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003542/0.01148, allocations: 241.3 kB / 0.7661 GB, free: 416 kB / 0.7136 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.734e-05/0.01152, allocations: 24.88 kB / 0.7661 GB, free: 392 kB / 0.7136 GB Notification: Performance of preOpt expandDerOperator (simulation): time 6.229e-05/0.01158, allocations: 41.45 kB / 0.7661 GB, free: 352 kB / 0.7136 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003119/0.01189, allocations: 305.8 kB / 0.7664 GB, free: 8 kB / 0.7136 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.668e-06/0.0119, allocations: 192 / 0.7664 GB, free: 8 kB / 0.7136 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.807e-05/0.01194, allocations: 13.52 kB / 0.7664 GB, free: 15.99 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.955e-06/0.01195, allocations: 4.375 kB / 0.7664 GB, free: 15.99 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001115/0.01206, allocations: 67.36 kB / 0.7665 GB, free: 15.93 MB / 0.7292 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0009885/0.01305, allocations: 486.6 kB / 0.767 GB, free: 15.44 MB / 0.7292 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001745/0.01322, allocations: 109.2 kB / 0.7671 GB, free: 15.32 MB / 0.7292 GB Notification: Performance of preOpt resolveLoops (simulation): time 5.448e-05/0.01328, allocations: 59.75 kB / 0.7671 GB, free: 15.26 MB / 0.7292 GB Notification: Performance of preOpt evalFunc (simulation): time 9.608e-06/0.01329, allocations: 4 kB / 0.7671 GB, free: 15.26 MB / 0.7292 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002149/0.0135, allocations: 297.4 kB / 0.7674 GB, free: 14.92 MB / 0.7292 GB Notification: Performance of pre-optimization done (n=28): time 1.703e-06/0.0135, allocations: 0 / 0.7674 GB, free: 14.92 MB / 0.7292 GB Notification: Performance of matching and sorting (n=28): time 0.0002649/0.01377, allocations: 217.5 kB / 0.7676 GB, free: 14.71 MB / 0.7292 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.274e-05/0.01381, allocations: 106.8 kB / 0.7677 GB, free: 14.58 MB / 0.7292 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001779/0.01399, allocations: 302.7 kB / 0.768 GB, free: 14.27 MB / 0.7292 GB Notification: Performance of collectPreVariables (initialization): time 3.593e-05/0.01403, allocations: 40.27 kB / 0.768 GB, free: 14.23 MB / 0.7292 GB Notification: Performance of collectInitialEqns (initialization): time 9.319e-05/0.01412, allocations: 165.2 kB / 0.7682 GB, free: 14.06 MB / 0.7292 GB Notification: Performance of collectInitialBindings (initialization): time 3.288e-05/0.01415, allocations: 55.56 kB / 0.7683 GB, free: 14.01 MB / 0.7292 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001533/0.01431, allocations: 141.9 kB / 0.7684 GB, free: 13.86 MB / 0.7292 GB Notification: Performance of setup shared object (initialization): time 8.135e-05/0.01439, allocations: 342.8 kB / 0.7687 GB, free: 13.52 MB / 0.7292 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002004/0.01459, allocations: 231.6 kB / 0.7689 GB, free: 13.27 MB / 0.7292 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002185/0.01481, allocations: 391.5 kB / 0.7693 GB, free: 12.8 MB / 0.7292 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003371/0.01514, allocations: 419.1 kB / 0.7697 GB, free: 12.32 MB / 0.7292 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.548e-06/0.01515, allocations: 7.938 kB / 0.7697 GB, free: 12.31 MB / 0.7292 GB Notification: Performance of matching and sorting (n=53) (initialization): time 0.0004334/0.01558, allocations: 0.6114 MB / 0.7703 GB, free: 11.65 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 7.647e-05/0.01566, allocations: 134.8 kB / 0.7704 GB, free: 11.5 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.423e-05/0.01567, allocations: 4 kB / 0.7704 GB, free: 11.49 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.768e-05/0.01569, allocations: 4 kB / 0.7705 GB, free: 11.49 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001852/0.01587, allocations: 63.91 kB / 0.7705 GB, free: 11.43 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.096e-06/0.01588, allocations: 7.938 kB / 0.7705 GB, free: 11.42 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003891/0.01627, allocations: 106.1 kB / 0.7706 GB, free: 11.32 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.693e-05/0.01637, allocations: 63.86 kB / 0.7707 GB, free: 11.25 MB / 0.7292 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 14 * Number of states: 0 () * Number of discrete variables: 45 ($whenCondition7,$whenCondition8,$whenCondition5,$whenCondition6,$whenCondition3,$whenCondition4,$whenCondition1,$whenCondition2,extIndInt.u[1],extIndInt4.u[1],extIndInt3.u[1],extIndInt2.u[1],extIndInt1.u[1],extIndInt4.u[4],extIndInt3.u[4],extIndInt2.u[4],extIndInt1.u[4],intPul3.booPul.y,$PRE.intPul3.booPul.y,intPul3.y,intPul2.booPul.y,$PRE.intPul2.booPul.y,intPul2.y,intPul1.booPul.y,$PRE.intPul1.booPul.y,intPul.booPul.y,$PRE.intPul.booPul.y,extIndInt4.y,extIndInt4.u[3],extIndInt4.u[2],extIndInt3.y,extIndInt3.u[3],extIndInt3.u[2],extIndInt2.y,extIndInt2.u[3],extIndInt2.u[2],extIndInt1.y,extIndInt1.u[3],extIndInt1.u[2],extIndInt.u[3],extIndInt.u[2],extIndInt.u[4],conInt2.y,conInt3.y,conInt.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (45): * Single equations (assignments): 41 * Array equations: 0 * Algorithm blocks: 4 * 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 0.0001719/0.01654, allocations: 171.2 kB / 0.7708 GB, free: 11.08 MB / 0.7292 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 4.348e-05/0.01658, allocations: 28.88 kB / 0.7709 GB, free: 11.05 MB / 0.7292 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000296/0.01688, allocations: 198.3 kB / 0.7711 GB, free: 10.85 MB / 0.7292 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.821e-06/0.01689, allocations: 4.75 kB / 0.7711 GB, free: 10.85 MB / 0.7292 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.513e-06/0.01689, allocations: 0 / 0.7711 GB, free: 10.85 MB / 0.7292 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.55e-06/0.01689, allocations: 3.984 kB / 0.7711 GB, free: 10.84 MB / 0.7292 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0005561/0.01745, allocations: 484.7 kB / 0.7715 GB, free: 10.35 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.854e-06/0.01745, allocations: 0 / 0.7715 GB, free: 10.35 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 8.087e-05/0.01753, allocations: 46.61 kB / 0.7716 GB, free: 10.3 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.687e-06/0.01753, allocations: 3.984 kB / 0.7716 GB, free: 10.3 MB / 0.7292 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.135e-05/0.01755, allocations: 8 kB / 0.7716 GB, free: 10.29 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.954e-06/0.01755, allocations: 0 / 0.7716 GB, free: 10.29 MB / 0.7292 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.163e-06/0.01755, allocations: 0 / 0.7716 GB, free: 10.29 MB / 0.7292 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001763/0.01773, allocations: 276.4 kB / 0.7719 GB, free: 10.01 MB / 0.7292 GB Notification: Performance of postOpt removeConstants (simulation): time 2.157e-05/0.01775, allocations: 27.77 kB / 0.7719 GB, free: 9.98 MB / 0.7292 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.217e-05/0.01777, allocations: 11.94 kB / 0.7719 GB, free: 9.969 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 6.607e-05/0.01784, allocations: 14.42 kB / 0.7719 GB, free: 9.957 MB / 0.7292 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.604e-05/0.01787, allocations: 27.88 kB / 0.7719 GB, free: 9.93 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.005e-05/0.01788, allocations: 8 kB / 0.7719 GB, free: 9.922 MB / 0.7292 GB Notification: Performance of sorting global known variables: time 6.762e-05/0.01795, allocations: 100.6 kB / 0.772 GB, free: 9.82 MB / 0.7292 GB Notification: Performance of sort global known variables: time 5e-08/0.01795, allocations: 0 / 0.772 GB, free: 9.82 MB / 0.7292 GB Notification: Performance of remove unused functions: time 0.0002294/0.01818, allocations: 91.94 kB / 0.7721 GB, free: 9.73 MB / 0.7292 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 32 (extIndInt.u[2],extIndInt.u[3],$cse1,$cse2,$cse3,$cse4,$whenCondition7,$whenCondition8,$whenCondition5,$whenCondition6,$whenCondition3,$whenCondition4,$whenCondition1,$whenCondition2,extIndInt1.u[2],extIndInt1.u[3],extIndInt1.y,extIndInt2.u[2],extIndInt2.u[3],extIndInt2.y,extIndInt3.u[2],extIndInt3.u[3],extIndInt3.y,extIndInt4.u[2],extIndInt4.u[3],extIndInt4.y,intPul.booPul.y,intPul1.booPul.y,intPul2.y,intPul2.booPul.y,intPul3.y,intPul3.booPul.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (32): * Single equations (assignments): 28 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 4 * 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 0.0001283/0.01831, allocations: 110.1 kB / 0.7722 GB, free: 9.621 MB / 0.7292 GB Notification: Performance of simCode: created initialization part: time 0.0003986/0.01871, allocations: 0.6039 MB / 0.7728 GB, free: 8.941 MB / 0.7292 GB Notification: Performance of simCode: created event and clocks part: time 6.472e-06/0.01871, allocations: 6.75 kB / 0.7728 GB, free: 8.938 MB / 0.7292 GB Notification: Performance of simCode: created simulation system equations: time 7.48e-05/0.01879, allocations: 93.19 kB / 0.7729 GB, free: 8.844 MB / 0.7292 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002512/0.01904, allocations: 87.36 kB / 0.773 GB, free: 8.762 MB / 0.7292 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0005372/0.01958, allocations: 0.4939 MB / 0.7735 GB, free: 8.242 MB / 0.7292 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 5.395e-05/0.01963, allocations: 90.62 kB / 0.7736 GB, free: 8.137 MB / 0.7292 GB Notification: Performance of simCode: alias equations: time 8.834e-05/0.01972, allocations: 47.02 kB / 0.7736 GB, free: 8.09 MB / 0.7292 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002462/0.01996, allocations: 168.4 kB / 0.7738 GB, free: 7.926 MB / 0.7292 GB Notification: Performance of SimCode: time 6.11e-07/0.01996, allocations: 0 / 0.7738 GB, free: 7.926 MB / 0.7292 GB Notification: Performance of Templates: time 0.007911/0.02788, allocations: 6.299 MB / 0.7799 GB, free: 1.887 MB / 0.7292 GB " [Timeout remaining time 300] make -j1 -f Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor.pipe ; mkfifo Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor.pipe ; head -c 1048576 < Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor.pipe >> ../files/Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor.sim & ./Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor.pipe 2>&1) [Timeout 240] diffSimulationResults("Buildings_12_Buildings.Controls.OBC.CDL.Routing.Validation.IntegerExtractor_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Controls_OBC_CDL_Routing_Validation_IntegerExtractor.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: 5.431569287087768]