Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.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 0.001776/0.001776, allocations: 78.33 kB / 19.76 MB, free: 2.031 MB / 14.72 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 0.00201/0.00201, allocations: 156.5 kB / 23.01 MB, free: 4.941 MB / 14.72 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 1.497/1.497, allocations: 177.2 MB / 203.4 MB, free: 8.961 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 2.901/2.901, allocations: 377.9 MB / 0.6228 GB, free: 12.61 MB / 0.5919 GB " [Timeout remaining time 176] Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-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.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|uacp.UAcp|uacp.bypass_nominal",fileNamePrefix="Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp") translateModel(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|uacp.UAcp|uacp.bypass_nominal",fileNamePrefix="Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp") [Timeout 300] "Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.003106/0.003106, allocations: 63.91 kB / 0.982 GB, free: 12.18 MB / 0.9356 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.17/1.173, allocations: 176.1 MB / 1.154 GB, free: 33.38 MB / 1.076 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp): time 0.002779/1.176, allocations: 1.66 MB / 1.156 GB, free: 32.25 MB / 1.076 GB Notification: Performance of NFInst.instExpressions: time 0.1944/1.37, allocations: 130.4 MB / 1.283 GB, free: 8.438 MB / 1.139 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001746/1.37, allocations: 4.812 kB / 1.283 GB, free: 8.434 MB / 1.139 GB Notification: Performance of NFTyping.typeComponents: time 0.0003257/1.371, allocations: 49.62 kB / 1.283 GB, free: 8.406 MB / 1.139 GB Notification: Performance of NFTyping.typeBindings: time 0.002102/1.373, allocations: 440.7 kB / 1.283 GB, free: 8.188 MB / 1.139 GB Notification: Performance of NFTyping.typeClassSections: time 0.0002985/1.373, allocations: 68 kB / 1.283 GB, free: 8.152 MB / 1.139 GB Notification: Performance of NFFlatten.flatten: time 0.0003602/1.374, allocations: 150.9 kB / 1.284 GB, free: 8.078 MB / 1.139 GB Notification: Performance of NFFlatten.resolveConnections: time 6.518e-05/1.374, allocations: 5.625 kB / 1.284 GB, free: 8.074 MB / 1.139 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001361/1.374, allocations: 48.91 kB / 1.284 GB, free: 8.059 MB / 1.139 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0002195/1.374, allocations: 62.25 kB / 1.284 GB, free: 8.035 MB / 1.139 GB Notification: Performance of NFPackage.collectConstants: time 2.835e-05/1.374, allocations: 9.594 kB / 1.284 GB, free: 8.035 MB / 1.139 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00124/1.375, allocations: 466.5 kB / 1.284 GB, free: 7.879 MB / 1.139 GB Notification: Performance of NFScalarize.scalarize: time 5.183e-05/1.375, allocations: 27.78 kB / 1.284 GB, free: 7.859 MB / 1.139 GB Notification: Performance of NFVerifyModel.verify: time 8.488e-05/1.375, allocations: 43.53 kB / 1.284 GB, free: 7.84 MB / 1.139 GB Notification: Performance of NFConvertDAE.convert: time 0.001186/1.377, allocations: 380 kB / 1.285 GB, free: 7.727 MB / 1.139 GB Notification: Performance of FrontEnd - DAE generated: time 5.661e-06/1.377, allocations: 0 / 1.285 GB, free: 7.727 MB / 1.139 GB Notification: Performance of FrontEnd: time 1.714e-06/1.377, allocations: 0 / 1.285 GB, free: 7.727 MB / 1.139 GB Notification: Performance of Transformations before backend: time 1.434e-05/1.377, allocations: 0 / 1.285 GB, free: 7.727 MB / 1.139 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 0 * Number of variables: 0 Notification: Performance of Generate backend data structure: time 0.001104/1.378, allocations: 414.6 kB / 1.285 GB, free: 7.371 MB / 1.139 GB Notification: Performance of prepare preOptimizeDAE: time 5.103e-05/1.378, allocations: 9.125 kB / 1.285 GB, free: 7.371 MB / 1.139 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001512/1.379, allocations: 185.9 kB / 1.285 GB, free: 7.285 MB / 1.139 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004146/1.38, allocations: 257.4 kB / 1.285 GB, free: 7.047 MB / 1.139 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.687e-05/1.38, allocations: 159.3 kB / 1.286 GB, free: 6.891 MB / 1.139 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.234e-05/1.38, allocations: 154.1 kB / 1.286 GB, free: 6.742 MB / 1.139 GB Notification: Performance of preOpt clockPartitioning (simulation): time 8.02e-05/1.38, allocations: 106 kB / 1.286 GB, free: 6.633 MB / 1.139 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.479e-05/1.38, allocations: 79.27 kB / 1.286 GB, free: 6.555 MB / 1.139 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.038e-05/1.38, allocations: 156.4 kB / 1.286 GB, free: 6.402 MB / 1.139 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.262e-05/1.38, allocations: 151.7 kB / 1.286 GB, free: 6.254 MB / 1.139 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 7.156e-05/1.38, allocations: 155.8 kB / 1.286 GB, free: 6.102 MB / 1.139 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004632/1.381, allocations: 451.5 kB / 1.287 GB, free: 5.668 MB / 1.139 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001318/1.381, allocations: 171.5 kB / 1.287 GB, free: 5.492 MB / 1.139 GB Notification: Performance of preOpt resolveLoops (simulation): time 4.738e-05/1.381, allocations: 80.75 kB / 1.287 GB, free: 5.41 MB / 1.139 GB Notification: Performance of preOpt evalFunc (simulation): time 5.035e-05/1.381, allocations: 75.28 kB / 1.287 GB, free: 5.336 MB / 1.139 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.232e-05/1.381, allocations: 108.9 kB / 1.287 GB, free: 5.223 MB / 1.139 GB Notification: Performance of pre-optimization done (n=0): time 1.092e-06/1.381, allocations: 0 / 1.287 GB, free: 5.223 MB / 1.139 GB Notification: Performance of matching and sorting (n=0): time 0.0003523/1.381, allocations: 67.78 kB / 1.287 GB, free: 5.176 MB / 1.139 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.278e-05/1.381, allocations: 126.7 kB / 1.287 GB, free: 5.039 MB / 1.139 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003985/1.382, allocations: 227.3 kB / 1.288 GB, free: 4.891 MB / 1.139 GB Notification: Performance of collectPreVariables (initialization): time 3.129e-05/1.382, allocations: 25.7 kB / 1.288 GB, free: 4.859 MB / 1.139 GB Notification: Performance of collectInitialEqns (initialization): time 9.591e-05/1.382, allocations: 108.7 kB / 1.288 GB, free: 4.758 MB / 1.139 GB Notification: Performance of collectInitialBindings (initialization): time 2.625e-06/1.382, allocations: 0 / 1.288 GB, free: 4.758 MB / 1.139 GB Notification: Performance of simplifyInitialFunctions (initialization): time 6.585e-05/1.382, allocations: 23.08 kB / 1.288 GB, free: 4.738 MB / 1.139 GB Notification: Performance of setup shared object (initialization): time 0.0001564/1.382, allocations: 324.9 kB / 1.288 GB, free: 4.418 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization): time 6.322e-05/1.382, allocations: 27.69 kB / 1.288 GB, free: 4.398 MB / 1.139 GB Notification: Performance of partitionIndependentBlocks (initialization): time 5.553e-05/1.382, allocations: 23.52 kB / 1.288 GB, free: 4.387 MB / 1.139 GB Notification: Performance of analyzeInitialSystem (initialization): time 8.239e-05/1.382, allocations: 29.19 kB / 1.288 GB, free: 4.367 MB / 1.139 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.865e-06/1.382, allocations: 0 / 1.288 GB, free: 4.367 MB / 1.139 GB Notification: Performance of matching and sorting (n=6) (initialization): time 0.0006377/1.383, allocations: 136.7 kB / 1.288 GB, free: 4.297 MB / 1.139 GB Notification: Performance of prepare postOptimizeDAE: time 1.808e-05/1.383, allocations: 4.375 kB / 1.288 GB, free: 4.297 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.976e-06/1.383, allocations: 4.953 kB / 1.288 GB, free: 4.293 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0008416/1.384, allocations: 147.4 kB / 1.288 GB, free: 4.266 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 7.323e-05/1.384, allocations: 6.141 kB / 1.288 GB, free: 4.266 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002454/1.386, allocations: 1.477 MB / 1.29 GB, free: 2.906 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001808/1.387, allocations: 7.828 kB / 1.29 GB, free: 2.902 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.419e-05/1.387, allocations: 5.406 kB / 1.29 GB, free: 2.898 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0001004/1.387, allocations: 100.1 kB / 1.29 GB, free: 2.809 MB / 1.139 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 3.804e-05/1.387, allocations: 19.06 kB / 1.29 GB, free: 2.801 MB / 1.139 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 5.353e-05/1.387, allocations: 24.33 kB / 1.29 GB, free: 2.785 MB / 1.139 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.032e-06/1.387, allocations: 3.938 kB / 1.29 GB, free: 2.781 MB / 1.139 GB Notification: Performance of matching and sorting (n=6) (initialization_lambda0): time 0.0002787/1.387, allocations: 108.8 kB / 1.29 GB, free: 2.711 MB / 1.139 GB Notification: Performance of prepare postOptimizeDAE: time 1.3e-05/1.387, allocations: 9.188 kB / 1.29 GB, free: 2.707 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.553e-06/1.387, allocations: 1.094 kB / 1.29 GB, free: 2.707 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0003983/1.387, allocations: 111.5 kB / 1.29 GB, free: 2.684 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 4.54e-05/1.387, allocations: 4.516 kB / 1.29 GB, free: 2.684 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001411/1.389, allocations: 1.317 MB / 1.291 GB, free: 1.406 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001589/1.389, allocations: 16.52 kB / 1.291 GB, free: 1.395 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.118e-05/1.389, allocations: 5 kB / 1.291 GB, free: 1.391 MB / 1.139 GB Notification: Model statistics after passing the back-end for initialization: * 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 initialization (4): * Single equations (assignments): 3 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * 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): 1 system {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0001556/1.389, allocations: 254.5 kB / 1.292 GB, free: 1.137 MB / 1.139 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001021/1.389, allocations: 115.5 kB / 1.292 GB, free: 1.023 MB / 1.139 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 6.938e-05/1.389, allocations: 116 kB / 1.292 GB, free: 0.9062 MB / 1.139 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.77e-05/1.389, allocations: 178.1 kB / 1.292 GB, free: 0.7266 MB / 1.139 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.561e-05/1.39, allocations: 182.8 kB / 1.292 GB, free: 0.543 MB / 1.139 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.317e-05/1.39, allocations: 185.8 kB / 1.292 GB, free: 364 kB / 1.139 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003283/1.39, allocations: 382.9 kB / 1.293 GB, free: 15.97 MB / 1.154 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.01e-05/1.39, allocations: 107.1 kB / 1.293 GB, free: 15.86 MB / 1.154 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 5.182e-05/1.39, allocations: 109.9 kB / 1.293 GB, free: 15.75 MB / 1.154 GB Notification: Performance of postOpt tearingSystem (simulation): time 9.226e-05/1.39, allocations: 182.6 kB / 1.293 GB, free: 15.56 MB / 1.154 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.083e-05/1.39, allocations: 182.7 kB / 1.293 GB, free: 15.38 MB / 1.154 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.494e-05/1.39, allocations: 182.1 kB / 1.294 GB, free: 15.2 MB / 1.154 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.509e-05/1.39, allocations: 182.6 kB / 1.294 GB, free: 15.01 MB / 1.154 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002166/1.391, allocations: 322.7 kB / 1.294 GB, free: 14.68 MB / 1.154 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001179/1.391, allocations: 118 kB / 1.294 GB, free: 14.57 MB / 1.154 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001141/1.391, allocations: 186.7 kB / 1.294 GB, free: 14.38 MB / 1.154 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002035/1.391, allocations: 105.8 kB / 1.294 GB, free: 14.28 MB / 1.154 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001015/1.391, allocations: 181.8 kB / 1.295 GB, free: 14.09 MB / 1.154 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.234e-05/1.391, allocations: 106.6 kB / 1.295 GB, free: 13.98 MB / 1.154 GB Notification: Performance of sorting global known variables: time 0.0002622/1.391, allocations: 167.5 kB / 1.295 GB, free: 13.88 MB / 1.154 GB Notification: Performance of sort global known variables: time 7e-08/1.391, allocations: 0 / 1.295 GB, free: 13.88 MB / 1.154 GB Notification: Performance of remove unused functions: time 0.0005333/1.392, allocations: 67.7 kB / 1.295 GB, free: 13.87 MB / 1.154 GB 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 (0): * Single equations (assignments): 0 * 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 0.0003506/1.392, allocations: 215.5 kB / 1.295 GB, free: 13.69 MB / 1.154 GB Notification: Performance of simCode: created initialization part: time 0.0006546/1.393, allocations: 303 kB / 1.295 GB, free: 13.44 MB / 1.154 GB Notification: Performance of simCode: created event and clocks part: time 4.038e-06/1.393, allocations: 1.281 kB / 1.295 GB, free: 13.44 MB / 1.154 GB Notification: Performance of simCode: created simulation system equations: time 3.005e-06/1.393, allocations: 0 / 1.295 GB, free: 13.44 MB / 1.154 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005844/1.394, allocations: 477 kB / 1.296 GB, free: 12.99 MB / 1.154 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0005618/1.394, allocations: 303.9 kB / 1.296 GB, free: 12.74 MB / 1.154 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001381/1.394, allocations: 82.45 kB / 1.296 GB, free: 12.67 MB / 1.154 GB Notification: Performance of simCode: alias equations: time 9.75e-05/1.394, allocations: 15.52 kB / 1.296 GB, free: 12.66 MB / 1.154 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 4.264e-05/1.394, allocations: 18.06 kB / 1.296 GB, free: 12.65 MB / 1.154 GB Notification: Performance of SimCode: time 6.11e-07/1.394, allocations: 1.156 kB / 1.296 GB, free: 12.65 MB / 1.154 GB Notification: Performance of Templates: time 0.00921/1.404, allocations: 3.253 MB / 1.299 GB, free: 12.26 MB / 1.154 GB " [Timeout remaining time 299] make -j1 -f Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe ; mkfifo Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe ; head -c 1048576 < Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe >> ../files/Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.sim & ./Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp -abortSlowSimulation -alarm=400 -s ida -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_UACp.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 10.017632185015827]