Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang.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 0.001916/0.001916, allocations: 80.41 kB / 20.23 MB, free: 4.328 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 0.001585/0.001585, allocations: 161.6 kB / 23.55 MB, free: 1.016 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 1.492/1.492, allocations: 177.1 MB / 203.9 MB, free: 5.594 MB / 186.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo): time 2.746/2.746, allocations: 359 MB / 0.6048 GB, free: 10.96 MB / 0.573 GB " [Timeout remaining time 177] Using package Buildings with version 11.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.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.HeatTransfer.Windows.Examples.Overhang,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|ove.fraSun|ove.HDirTilUns|ove.HDirTil",fileNamePrefix="Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang") translateModel(Buildings.HeatTransfer.Windows.Examples.Overhang,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|ove.fraSun|ove.HDirTilUns|ove.HDirTil",fileNamePrefix="Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.894e-06/1.894e-06, allocations: 0 / 0.7863 GB, free: 12.84 MB / 0.7448 GB Notification: Performance of FrontEnd - Absyn->SCode: time 3.213e-05/3.402e-05, allocations: 2.312 kB / 0.7863 GB, free: 12.84 MB / 0.7448 GB Notification: Performance of NFInst.instantiate(Buildings.HeatTransfer.Windows.Examples.Overhang): time 0.01049/0.01052, allocations: 5.897 MB / 0.7921 GB, free: 6.938 MB / 0.7448 GB Notification: Performance of NFInst.instExpressions: time 0.1998/0.2104, allocations: 134 MB / 0.923 GB, free: 452 kB / 0.8698 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001356/0.2117, allocations: 27.81 kB / 0.923 GB, free: 424 kB / 0.8698 GB Notification: Performance of NFTyping.typeComponents: time 0.001074/0.2128, allocations: 257.5 kB / 0.9233 GB, free: 164 kB / 0.8698 GB Notification: Performance of NFTyping.typeBindings: time 0.002976/0.2158, allocations: 0.7491 MB / 0.924 GB, free: 15.41 MB / 0.8855 GB Notification: Performance of NFTyping.typeClassSections: time 0.003301/0.2191, allocations: 1.087 MB / 0.9251 GB, free: 14.32 MB / 0.8855 GB Notification: Performance of NFFlatten.flatten: time 0.003851/0.2229, allocations: 2.25 MB / 0.9273 GB, free: 12.06 MB / 0.8855 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001837/0.2247, allocations: 0.6133 MB / 0.9279 GB, free: 11.41 MB / 0.8855 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002844/0.2276, allocations: 1.228 MB / 0.9291 GB, free: 10.18 MB / 0.8855 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001418/0.229, allocations: 0.6973 MB / 0.9297 GB, free: 9.48 MB / 0.8855 GB Notification: Performance of NFPackage.collectConstants: time 0.0004899/0.2295, allocations: 216 kB / 0.9299 GB, free: 9.27 MB / 0.8855 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001782/0.2313, allocations: 0.718 MB / 0.9306 GB, free: 8.551 MB / 0.8855 GB Notification: Performance of NFScalarize.scalarize: time 0.0007242/0.232, allocations: 0.5062 MB / 0.9311 GB, free: 8.043 MB / 0.8855 GB Notification: Performance of NFVerifyModel.verify: time 0.00129/0.2333, allocations: 0.6391 MB / 0.9318 GB, free: 7.402 MB / 0.8855 GB Notification: Performance of NFConvertDAE.convert: time 0.004424/0.2377, allocations: 2.913 MB / 0.9346 GB, free: 4.48 MB / 0.8855 GB Notification: Performance of FrontEnd - DAE generated: time 4.299e-06/0.2377, allocations: 0 / 0.9346 GB, free: 4.48 MB / 0.8855 GB Notification: Performance of FrontEnd: time 1.513e-06/0.2377, allocations: 0 / 0.9346 GB, free: 4.48 MB / 0.8855 GB Notification: Performance of Transformations before backend: time 8.824e-05/0.2378, allocations: 0 / 0.9346 GB, free: 4.48 MB / 0.8855 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 356 * Number of variables: 356 Notification: Performance of Generate backend data structure: time 0.005434/0.2432, allocations: 1.99 MB / 0.9365 GB, free: 2.449 MB / 0.8855 GB Notification: Performance of prepare preOptimizeDAE: time 4.14e-05/0.2433, allocations: 8.031 kB / 0.9366 GB, free: 2.441 MB / 0.8855 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.1166/0.3599, allocations: 15.7 MB / 0.9519 GB, free: 2.719 MB / 0.9011 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003604/0.3635, allocations: 1.386 MB / 0.9532 GB, free: 1.297 MB / 0.9011 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001688/0.3637, allocations: 122.9 kB / 0.9534 GB, free: 1.176 MB / 0.9011 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007808/0.3644, allocations: 144 kB / 0.9535 GB, free: 1.035 MB / 0.9011 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04086/0.4053, allocations: 8.32 MB / 0.9616 GB, free: 8.586 MB / 0.9167 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.882e-05/0.4054, allocations: 3.984 kB / 0.9616 GB, free: 8.582 MB / 0.9167 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006018/0.406, allocations: 60 kB / 0.9617 GB, free: 8.523 MB / 0.9167 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.164e-05/0.406, allocations: 36 kB / 0.9617 GB, free: 8.488 MB / 0.9167 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.07488/0.4809, allocations: 13.84 MB / 0.9752 GB, free: 10.61 MB / 0.9323 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 0.05119/0.5321, allocations: 9.948 MB / 0.9849 GB, free: 0.6016 MB / 0.9323 GB Notification: Performance of preOpt comSubExp (simulation): time 0.04515/0.5772, allocations: 8.266 MB / 0.993 GB, free: 8.32 MB / 0.948 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.03732/0.6145, allocations: 6.472 MB / 0.9993 GB, free: 1.84 MB / 0.948 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004464/0.615, allocations: 84.92 kB / 0.9994 GB, free: 1.754 MB / 0.948 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.03853/0.6535, allocations: 7.173 MB / 1.006 GB, free: 10.53 MB / 0.9636 GB Notification: Performance of pre-optimization done (n=125): time 4.238e-06/0.6535, allocations: 0 / 1.006 GB, free: 10.53 MB / 0.9636 GB Notification: Performance of matching and sorting (n=125): time 0.1121/0.7656, allocations: 18.96 MB / 1.025 GB, free: 7.531 MB / 0.9792 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001783/0.7658, allocations: 208.9 kB / 1.025 GB, free: 7.285 MB / 0.9792 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001403/0.7672, allocations: 0.7272 MB / 1.026 GB, free: 6.543 MB / 0.9792 GB Notification: Performance of collectPreVariables (initialization): time 0.000601/0.7678, allocations: 61.81 kB / 1.026 GB, free: 6.477 MB / 0.9792 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006839/0.7684, allocations: 0.5716 MB / 1.026 GB, free: 5.898 MB / 0.9792 GB Notification: Performance of collectInitialBindings (initialization): time 0.001032/0.7695, allocations: 416.5 kB / 1.027 GB, free: 5.488 MB / 0.9792 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00147/0.7709, allocations: 386.5 kB / 1.027 GB, free: 5.102 MB / 0.9792 GB Notification: Performance of setup shared object (initialization): time 0.0002871/0.7712, allocations: 406.7 kB / 1.028 GB, free: 4.695 MB / 0.9792 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03584/0.8071, allocations: 6.588 MB / 1.034 GB, free: 14.1 MB / 0.9948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03579/0.8429, allocations: 6.91 MB / 1.041 GB, free: 7.117 MB / 0.9948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.412/1.255, allocations: 11.26 MB / 1.052 GB, free: 301.7 MB / 0.9948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.023e-06/1.255, allocations: 0 / 1.052 GB, free: 301.7 MB / 0.9948 GB Notification: Performance of matching and sorting (n=156) (initialization): time 0.06368/1.319, allocations: 12.78 MB / 1.064 GB, free: 299.8 MB / 0.9948 GB Notification: Performance of prepare postOptimizeDAE: time 2.298e-05/1.319, allocations: 5.625 kB / 1.064 GB, free: 299.8 MB / 0.9948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.107e-05/1.319, allocations: 0 / 1.064 GB, free: 299.8 MB / 0.9948 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009073/1.319, allocations: 130.9 kB / 1.064 GB, free: 299.8 MB / 0.9948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01857/1.338, allocations: 2.687 MB / 1.067 GB, free: 299.6 MB / 0.9948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001991/1.34, allocations: 1.517 MB / 1.069 GB, free: 298.3 MB / 0.9948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01882/1.359, allocations: 2.459 MB / 1.071 GB, free: 298.1 MB / 0.9948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006663/1.36, allocations: 114.4 kB / 1.071 GB, free: 298.1 MB / 0.9948 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 33 (weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,ove.ove.solAzi.outsidePolarCircle,HDirTil.incAng.decAng.k,$PRE.HDirTil.incAng.decAng.k,HDirTil.incAng.decAng.tNext,$PRE.HDirTil.incAng.decAng.tNext,weaDat.decAng.k,$PRE.weaDat.decAng.k,weaDat.decAng.tNext,$PRE.weaDat.decAng.tNext,weaDat.eqnTim.k,$PRE.weaDat.eqnTim.k,weaDat.eqnTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.conTim.k,$PRE.weaDat.conTim.k,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.k,$PRE.weaDat.conTimMin.k,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.locTim.k,$PRE.weaDat.locTim.k,weaDat.locTim.tNext,$PRE.weaDat.locTim.tNext,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,$whenCondition6) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (154): * Single equations (assignments): 153 * 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 0.001161/1.361, allocations: 359.6 kB / 1.071 GB, free: 297.9 MB / 0.9948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008515/1.362, allocations: 154.2 kB / 1.072 GB, free: 297.9 MB / 0.9948 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.07008/1.432, allocations: 13.23 MB / 1.084 GB, free: 293.7 MB / 0.9948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.954e-05/1.432, allocations: 14.78 kB / 1.084 GB, free: 293.7 MB / 0.9948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.1e-06/1.432, allocations: 0 / 1.084 GB, free: 293.7 MB / 0.9948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.201e-05/1.432, allocations: 9.594 kB / 1.084 GB, free: 293.6 MB / 0.9948 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.06983/1.501, allocations: 15.34 MB / 1.099 GB, free: 283.4 MB / 0.9948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.399e-05/1.501, allocations: 0 / 1.099 GB, free: 283.4 MB / 0.9948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01836/1.52, allocations: 2.663 MB / 1.102 GB, free: 280.7 MB / 0.9948 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0008024/1.521, allocations: 128.7 kB / 1.102 GB, free: 280.6 MB / 0.9948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006125/1.521, allocations: 91.81 kB / 1.102 GB, free: 280.5 MB / 0.9948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001746/1.523, allocations: 1.549 MB / 1.104 GB, free: 278.8 MB / 0.9948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.335e-06/1.523, allocations: 3.938 kB / 1.104 GB, free: 278.8 MB / 0.9948 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.06676/1.59, allocations: 12.71 MB / 1.116 GB, free: 266.1 MB / 0.9948 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002023/1.592, allocations: 0.7367 MB / 1.117 GB, free: 265.4 MB / 0.9948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008307/1.593, allocations: 36 kB / 1.117 GB, free: 265.3 MB / 0.9948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.01787/1.611, allocations: 2.4 MB / 1.119 GB, free: 262.9 MB / 0.9948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004321/1.611, allocations: 109.1 kB / 1.119 GB, free: 262.8 MB / 0.9948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0006236/1.612, allocations: 111.8 kB / 1.119 GB, free: 262.7 MB / 0.9948 GB Notification: Performance of sorting global known variables: time 0.0008539/1.612, allocations: 0.5068 MB / 1.12 GB, free: 262.2 MB / 0.9948 GB Notification: Performance of sort global known variables: time 7e-08/1.612, allocations: 0 / 1.12 GB, free: 262.2 MB / 0.9948 GB Notification: Performance of remove unused functions: time 0.002962/1.615, allocations: 0.7819 MB / 1.121 GB, free: 261.5 MB / 0.9948 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 18 ($whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,weaDat.locTim.tNext,weaDat.locTim.k,weaDat.conTimMin.tNext,weaDat.conTimMin.k,weaDat.conTim.tNext,weaDat.conTim.k,weaDat.eqnTim.tNext,weaDat.eqnTim.k,weaDat.decAng.tNext,weaDat.decAng.k,HDirTil.incAng.decAng.tNext,HDirTil.incAng.decAng.k) * Number of discrete states: 12 (weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext,weaDat.locTim.tNext,HDirTil.incAng.decAng.tNext,weaDat.conTimMin.tNext,HDirTil.incAng.decAng.k,weaDat.decAng.k,weaDat.eqnTim.k,weaDat.conTim.k,weaDat.conTimMin.k,weaDat.locTim.k) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (146): * Single equations (assignments): 133 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 12 * 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 {(1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.003119/1.618, allocations: 0.7348 MB / 1.121 GB, free: 261.1 MB / 0.9948 GB Notification: Performance of simCode: created initialization part: time 0.06708/1.686, allocations: 13.45 MB / 1.135 GB, free: 247.6 MB / 0.9948 GB Notification: Performance of simCode: created event and clocks part: time 7.234e-06/1.686, allocations: 0 / 1.135 GB, free: 247.6 MB / 0.9948 GB Notification: Performance of simCode: created simulation system equations: time 0.03271/1.718, allocations: 6.782 MB / 1.141 GB, free: 240.8 MB / 0.9948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002718/1.721, allocations: 0.5411 MB / 1.142 GB, free: 240.3 MB / 0.9948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03638/1.757, allocations: 8.519 MB / 1.15 GB, free: 231.7 MB / 0.9948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006214/1.758, allocations: 0.6185 MB / 1.151 GB, free: 231.1 MB / 0.9948 GB Notification: Performance of simCode: alias equations: time 0.004365/1.762, allocations: 0.7313 MB / 1.151 GB, free: 230.3 MB / 0.9948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002128/1.765, allocations: 264.1 kB / 1.152 GB, free: 230.1 MB / 0.9948 GB Notification: Performance of SimCode: time 1.984e-06/1.765, allocations: 0 / 1.152 GB, free: 230.1 MB / 0.9948 GB Notification: Performance of Templates: time 0.04844/1.813, allocations: 44.08 MB / 1.195 GB, free: 186.2 MB / 0.9948 GB " [Timeout remaining time 298] make -j1 -f Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang.makefile [Timeout 300] (rm -f Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang.pipe ; mkfifo Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang.pipe ; head -c 1048576 < Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang.pipe >> ../files/Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang.sim & ./Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_HeatTransfer_Windows_Examples_Overhang.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.HeatTransfer.Windows.Examples.Overhang.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: 11.215664105955511]