Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.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 0.0008181/0.0008181, allocations: 72.5 kB / 19.93 MB, free: 4.633 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 0.001222/0.001222, allocations: 177.9 kB / 23.21 MB, free: 1.344 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 0.8613/0.8613, allocations: 177.1 MB / 203.5 MB, free: 5.699 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 1.738/1.738, allocations: 389 MB / 0.6338 GB, free: 12.7 MB / 0.6042 GB " [Timeout remaining time 178] Using package Buildings with version 13.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/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.HeatPumps.ModularReversible.Validation.TableData2D,tolerance=1e-06,outputFormat="mat",numberOfIntervals=29234,variableFilter="time|TConOutMea|TConOutSim|PEleMea|PEleSim|TEvaOutMea|TEvaOutSim",fileNamePrefix="Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D") translateModel(Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D,tolerance=1e-06,outputFormat="mat",numberOfIntervals=29234,variableFilter="time|TConOutMea|TConOutSim|PEleMea|PEleSim|TEvaOutMea|TEvaOutSim",fileNamePrefix="Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 2.484e-06/2.484e-06, allocations: 4 kB / 1.001 GB, free: 12.96 MB / 0.9636 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.805e-05/2.054e-05, allocations: 6.219 kB / 1.001 GB, free: 12.96 MB / 0.9636 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D): time 0.531/0.5311, allocations: 74.38 MB / 1.074 GB, free: 47.34 MB / 0.9948 GB Notification: Performance of NFInst.instExpressions: time 0.01783/0.5489, allocations: 18.58 MB / 1.092 GB, free: 34.6 MB / 0.9948 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003114/0.552, allocations: 137.9 kB / 1.092 GB, free: 34.54 MB / 0.9948 GB Notification: Performance of NFTyping.typeComponents: time 0.00222/0.5542, allocations: 1.326 MB / 1.093 GB, free: 33.8 MB / 0.9948 GB Notification: Performance of NFTyping.typeBindings: time 0.00438/0.5586, allocations: 3.17 MB / 1.096 GB, free: 31.88 MB / 0.9948 GB Notification: Performance of NFTyping.typeClassSections: time 0.003338/0.5619, allocations: 2.373 MB / 1.099 GB, free: 30.52 MB / 0.9948 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/HeatPumps/ModularReversible/Modular.mo:59:3-61:76:writable] Warning: Parameter heaPum.TConCoo_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=288.15) as default value. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/HeatPumps/ModularReversible/Modular.mo:62:3-64:76:writable] Warning: Parameter heaPum.TEvaCoo_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=288.15) as default value. Notification: Performance of NFFlatten.flatten: time 0.004387/0.5663, allocations: 5.955 MB / 1.104 GB, free: 27.46 MB / 0.9948 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002086/0.5684, allocations: 2.015 MB / 1.106 GB, free: 26.34 MB / 0.9948 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00436/0.5728, allocations: 3.375 MB / 1.11 GB, free: 24.64 MB / 0.9948 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001557/0.5743, allocations: 1.474 MB / 1.111 GB, free: 24.09 MB / 0.9948 GB Notification: Performance of NFPackage.collectConstants: time 0.0003563/0.5747, allocations: 322.8 kB / 1.111 GB, free: 24.09 MB / 0.9948 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002738/0.5774, allocations: 1.506 MB / 1.113 GB, free: 23.64 MB / 0.9948 GB Notification: Performance of NFScalarize.scalarize: time 0.0005765/0.578, allocations: 0.8506 MB / 1.114 GB, free: 23.09 MB / 0.9948 GB Notification: Performance of NFVerifyModel.verify: time 0.0008472/0.5789, allocations: 1.021 MB / 1.115 GB, free: 22.57 MB / 0.9948 GB Notification: Performance of NFConvertDAE.convert: time 0.005915/0.5848, allocations: 5.463 MB / 1.12 GB, free: 20.6 MB / 0.9948 GB Notification: Performance of FrontEnd - DAE generated: time 4.619e-06/0.5848, allocations: 2.156 kB / 1.12 GB, free: 20.6 MB / 0.9948 GB Notification: Performance of FrontEnd: time 1.593e-06/0.5848, allocations: 0 / 1.12 GB, free: 20.6 MB / 0.9948 GB Notification: Performance of Transformations before backend: time 4.46e-05/0.5848, allocations: 1.156 kB / 1.12 GB, free: 20.6 MB / 0.9948 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 455 * Number of variables: 455 Notification: Performance of Generate backend data structure: time 0.003743/0.5886, allocations: 3.383 MB / 1.123 GB, free: 18.36 MB / 0.9948 GB Notification: Performance of prepare preOptimizeDAE: time 3.933e-05/0.5886, allocations: 10.17 kB / 1.123 GB, free: 18.36 MB / 0.9948 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0006497/0.5892, allocations: 406.4 kB / 1.124 GB, free: 18.18 MB / 0.9948 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002912/0.5922, allocations: 2.655 MB / 1.126 GB, free: 16.62 MB / 0.9948 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.418e-05/0.5923, allocations: 142 kB / 1.126 GB, free: 16.56 MB / 0.9948 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002021/0.5925, allocations: 192 kB / 1.127 GB, free: 16.5 MB / 0.9948 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00232/0.5948, allocations: 2.145 MB / 1.129 GB, free: 15.32 MB / 0.9948 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.151e-05/0.5948, allocations: 5.688 kB / 1.129 GB, free: 15.32 MB / 0.9948 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.95e-05/0.5949, allocations: 76.84 kB / 1.129 GB, free: 15.26 MB / 0.9948 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.728e-05/0.5949, allocations: 45.16 kB / 1.129 GB, free: 15.26 MB / 0.9948 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001773/0.5967, allocations: 1.437 MB / 1.13 GB, free: 14.74 MB / 0.9948 GB 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 0.006052/0.6028, allocations: 6.323 MB / 1.136 GB, free: 10.72 MB / 0.9948 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001528/0.6043, allocations: 0.8209 MB / 1.137 GB, free: 10.44 MB / 0.9948 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004811/0.6048, allocations: 329.5 kB / 1.138 GB, free: 10.32 MB / 0.9948 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003136/0.6051, allocations: 102.2 kB / 1.138 GB, free: 10.3 MB / 0.9948 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0006461/0.6057, allocations: 0.565 MB / 1.138 GB, free: 9.941 MB / 0.9948 GB Notification: Performance of pre-optimization done (n=66): time 2.495e-06/0.6057, allocations: 4 kB / 1.138 GB, free: 9.938 MB / 0.9948 GB Notification: Performance of matching and sorting (n=66): time 0.001624/0.6074, allocations: 1.118 MB / 1.139 GB, free: 9.5 MB / 0.9948 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.255e-05/0.6074, allocations: 144.9 kB / 1.139 GB, free: 9.336 MB / 0.9948 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/HeatPumps/ModularReversible/Modular.mo:62:3-64:76:writable] Warning: Parameter heaPum.TEvaCoo_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=288.15) as default value. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/HeatPumps/ModularReversible/Modular.mo:59:3-61:76:writable] Warning: Parameter heaPum.TConCoo_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=288.15) as default value. Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002105/0.6095, allocations: 2.034 MB / 1.141 GB, free: 8.523 MB / 0.9948 GB Notification: Performance of collectPreVariables (initialization): time 5.752e-05/0.6096, allocations: 47.59 kB / 1.141 GB, free: 8.48 MB / 0.9948 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006386/0.6102, allocations: 1.242 MB / 1.143 GB, free: 7.508 MB / 0.9948 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001646/0.6104, allocations: 248.2 kB / 1.143 GB, free: 7.316 MB / 0.9948 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000231/0.6106, allocations: 227 kB / 1.143 GB, free: 7.211 MB / 0.9948 GB Notification: Performance of setup shared object (initialization): time 5.347e-05/0.6107, allocations: 343.1 kB / 1.143 GB, free: 6.891 MB / 0.9948 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004599/0.6111, allocations: 355.5 kB / 1.144 GB, free: 6.762 MB / 0.9948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006669/0.6118, allocations: 1.175 MB / 1.145 GB, free: 5.641 MB / 0.9948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009449/0.6127, allocations: 0.9919 MB / 1.146 GB, free: 4.984 MB / 0.9948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.241e-06/0.6127, allocations: 2.938 kB / 1.146 GB, free: 4.984 MB / 0.9948 GB Notification: Performance of matching and sorting (n=122) (initialization): time 0.001427/0.6142, allocations: 1.265 MB / 1.147 GB, free: 4.449 MB / 0.9948 GB Notification: Performance of prepare postOptimizeDAE: time 2.16e-05/0.6142, allocations: 9.531 kB / 1.147 GB, free: 4.449 MB / 0.9948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.108e-05/0.6142, allocations: 8.156 kB / 1.147 GB, free: 4.449 MB / 0.9948 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.315e-05/0.6142, allocations: 18.5 kB / 1.147 GB, free: 4.445 MB / 0.9948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000435/0.6147, allocations: 218.7 kB / 1.147 GB, free: 4.422 MB / 0.9948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.824e-05/0.6147, allocations: 18.75 kB / 1.147 GB, free: 4.418 MB / 0.9948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006196/0.6153, allocations: 140.7 kB / 1.148 GB, free: 4.348 MB / 0.9948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.612e-05/0.6154, allocations: 50.77 kB / 1.148 GB, free: 4.34 MB / 0.9948 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 38 * Number of states: 0 () * Number of discrete variables: 10 ($PRE.tabMea.nextTimeEvent,$whenCondition1,heaPum.conHea.y,tabMea.nextTimeEventScaled,$PRE.tabMea.nextTimeEventScaled,tabMea.nextTimeEvent,heaPum.hys.y,$PRE.heaPum.hys.y,heaPum.eff.hys.y,$PRE.heaPum.eff.hys.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (122): * Single equations (assignments): 122 * 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 0.0005519/0.6159, allocations: 0.5875 MB / 1.148 GB, free: 3.961 MB / 0.9948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001862/0.6161, allocations: 212.6 kB / 1.148 GB, free: 3.848 MB / 0.9948 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001384/0.6175, allocations: 1.118 MB / 1.149 GB, free: 3.422 MB / 0.9948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.707e-05/0.6175, allocations: 13.48 kB / 1.149 GB, free: 3.418 MB / 0.9948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.389e-06/0.6175, allocations: 0 / 1.149 GB, free: 3.418 MB / 0.9948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0009419/0.6184, allocations: 0.894 MB / 1.15 GB, free: 3.004 MB / 0.9948 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002947/0.6214, allocations: 2.576 MB / 1.153 GB, free: 1.816 MB / 0.9948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.747e-06/0.6214, allocations: 2.75 kB / 1.153 GB, free: 1.816 MB / 0.9948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003372/0.6217, allocations: 150.9 kB / 1.153 GB, free: 1.797 MB / 0.9948 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.813e-06/0.6217, allocations: 5.469 kB / 1.153 GB, free: 1.797 MB / 0.9948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.17e-05/0.6218, allocations: 28.22 kB / 1.153 GB, free: 1.785 MB / 0.9948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.09e-06/0.6218, allocations: 4.031 kB / 1.153 GB, free: 1.785 MB / 0.9948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.406e-06/0.6218, allocations: 6.172 kB / 1.153 GB, free: 1.781 MB / 0.9948 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001764/0.6236, allocations: 1.601 MB / 1.155 GB, free: 1.016 MB / 0.9948 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003906/0.6239, allocations: 322.9 kB / 1.155 GB, free: 0.8203 MB / 0.9948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001381/0.6241, allocations: 27.53 kB / 1.155 GB, free: 0.8047 MB / 0.9948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004097/0.6245, allocations: 53.05 kB / 1.155 GB, free: 0.7891 MB / 0.9948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00012/0.6246, allocations: 69.94 kB / 1.155 GB, free: 0.7773 MB / 0.9948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.325e-05/0.6247, allocations: 35.58 kB / 1.155 GB, free: 0.7734 MB / 0.9948 GB Notification: Performance of sorting global known variables: time 0.001354/0.626, allocations: 1.368 MB / 1.156 GB, free: 236 kB / 0.9948 GB Notification: Performance of sort global known variables: time 8e-08/0.626, allocations: 0 / 1.156 GB, free: 236 kB / 0.9948 GB Notification: Performance of remove unused functions: time 0.001431/0.6274, allocations: 0.7121 MB / 1.157 GB, free: 12 kB / 0.9948 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * Number of states: 6 (heaPum.con.vol.dynBal.U,heaPum.eva.vol.dynBal.U,heaPum.refCycIneCon.criDam.x[1],heaPum.refCycIneCon.criDam.x[2],heaPum.refCycIneEva.criDam.x[1],heaPum.refCycIneEva.criDam.x[2]) * Number of discrete variables: 5 ($whenCondition1,heaPum.eff.hys.y,heaPum.hys.y,tabMea.nextTimeEvent,tabMea.nextTimeEventScaled) * Number of discrete states: 4 (tabMea.nextTimeEvent,tabMea.nextTimeEventScaled,heaPum.hys.y,heaPum.eff.hys.y) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (81): * Single equations (assignments): 73 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 6 * When equations: 2 * 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 0.001797/0.6292, allocations: 1.24 MB / 1.158 GB, free: 15.54 MB / 1.01 GB Notification: Performance of simCode: created initialization part: time 0.001113/0.6304, allocations: 0.8537 MB / 1.159 GB, free: 15.25 MB / 1.01 GB Notification: Performance of simCode: created event and clocks part: time 2.946e-06/0.6304, allocations: 1.469 kB / 1.159 GB, free: 15.25 MB / 1.01 GB Notification: Performance of simCode: created simulation system equations: time 0.0005051/0.6309, allocations: 408 kB / 1.16 GB, free: 15.13 MB / 1.01 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001823/0.6327, allocations: 0.7575 MB / 1.16 GB, free: 14.87 MB / 1.01 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004588/0.6373, allocations: 4.064 MB / 1.164 GB, free: 12.74 MB / 1.01 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008829/0.6382, allocations: 1.056 MB / 1.165 GB, free: 12.48 MB / 1.01 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003304/0.6385, allocations: 184.9 kB / 1.165 GB, free: 12.46 MB / 1.01 GB Notification: Performance of SimCode: time 6.92e-07/0.6385, allocations: 0 / 1.165 GB, free: 12.46 MB / 1.01 GB Notification: Performance of Templates: time 0.03906/0.6775, allocations: 38.2 MB / 1.203 GB, free: 1.277 MB / 1.026 GB " [Timeout remaining time 299] make -j1 -f Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.makefile [Timeout 300] (rm -f Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.pipe ; mkfifo Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.pipe >> ../files/Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.sim & ./Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D -abortSlowSimulation -alarm=800 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.pipe 2>&1) [Timeout 800] diffSimulationResults("Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D_res.mat","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Fluid_HeatPumps_ModularReversible_Validation_TableData2D.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2D.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: 11.586821383796632]