Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness.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 0.001812/0.001812, allocations: 87.69 kB / 20.24 MB, free: 4.188 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 0.002804/0.002804, allocations: 161.3 kB / 23.55 MB, free: 0.875 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 1.654/1.654, allocations: 177.1 MB / 203.9 MB, free: 5.629 MB / 186.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 3.186/3.186, allocations: 377.8 MB / 0.6232 GB, free: 8.551 MB / 0.5886 GB " [Timeout remaining time 176] Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-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.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|skyCle.skyCle",fileNamePrefix="Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness") translateModel(Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|skyCle.skyCle",fileNamePrefix="Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.613e-06/1.613e-06, allocations: 0 / 0.8108 GB, free: 2.148 MB / 0.7605 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.947e-05/3.108e-05, allocations: 8.5 kB / 0.8108 GB, free: 2.141 MB / 0.7605 GB Notification: Performance of NFInst.instantiate(Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness): time 0.008479/0.00851, allocations: 4.995 MB / 0.8157 GB, free: 13.14 MB / 0.7761 GB Notification: Performance of NFInst.instExpressions: time 0.2193/0.2278, allocations: 146.4 MB / 0.9586 GB, free: 10.28 MB / 0.9167 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001094/0.2289, allocations: 27.81 kB / 0.9586 GB, free: 10.25 MB / 0.9167 GB Notification: Performance of NFTyping.typeComponents: time 0.0007209/0.2296, allocations: 218 kB / 0.9588 GB, free: 10.04 MB / 0.9167 GB Notification: Performance of NFTyping.typeBindings: time 0.002083/0.2317, allocations: 0.5901 MB / 0.9594 GB, free: 9.445 MB / 0.9167 GB Notification: Performance of NFTyping.typeClassSections: time 0.002411/0.2341, allocations: 0.9036 MB / 0.9603 GB, free: 8.539 MB / 0.9167 GB Notification: Performance of NFFlatten.flatten: time 0.002043/0.2362, allocations: 1.549 MB / 0.9618 GB, free: 6.98 MB / 0.9167 GB Notification: Performance of NFFlatten.resolveConnections: time 0.000874/0.2371, allocations: 456.4 kB / 0.9623 GB, free: 6.523 MB / 0.9167 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001268/0.2383, allocations: 0.8069 MB / 0.963 GB, free: 5.715 MB / 0.9167 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0006862/0.239, allocations: 446.7 kB / 0.9635 GB, free: 5.277 MB / 0.9167 GB Notification: Performance of NFPackage.collectConstants: time 0.000223/0.2392, allocations: 132 kB / 0.9636 GB, free: 5.148 MB / 0.9167 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001427/0.2407, allocations: 0.5227 MB / 0.9641 GB, free: 4.625 MB / 0.9167 GB Notification: Performance of NFScalarize.scalarize: time 0.0004152/0.2411, allocations: 334.9 kB / 0.9644 GB, free: 4.297 MB / 0.9167 GB Notification: Performance of NFVerifyModel.verify: time 0.0006444/0.2417, allocations: 430.9 kB / 0.9648 GB, free: 3.875 MB / 0.9167 GB Notification: Performance of NFConvertDAE.convert: time 0.003139/0.2449, allocations: 1.955 MB / 0.9667 GB, free: 1.91 MB / 0.9167 GB Notification: Performance of FrontEnd - DAE generated: time 6.913e-06/0.2449, allocations: 0 / 0.9667 GB, free: 1.91 MB / 0.9167 GB Notification: Performance of FrontEnd: time 1.303e-06/0.2449, allocations: 0 / 0.9667 GB, free: 1.91 MB / 0.9167 GB Notification: Performance of Transformations before backend: time 1.597e-05/0.2449, allocations: 0 / 0.9667 GB, free: 1.91 MB / 0.9167 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 246 * Number of variables: 246 Notification: Performance of Generate backend data structure: time 0.003132/0.248, allocations: 1.698 MB / 0.9684 GB, free: 168 kB / 0.9167 GB Notification: Performance of prepare preOptimizeDAE: time 4.984e-05/0.2481, allocations: 11.97 kB / 0.9684 GB, free: 156 kB / 0.9167 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00193/0.25, allocations: 379.4 kB / 0.9688 GB, free: 15.78 MB / 0.9323 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001474/0.2515, allocations: 0.7599 MB / 0.9695 GB, free: 14.99 MB / 0.9323 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001007/0.2516, allocations: 78.12 kB / 0.9696 GB, free: 14.92 MB / 0.9323 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001661/0.2517, allocations: 104 kB / 0.9697 GB, free: 14.82 MB / 0.9323 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002343/0.2541, allocations: 1.325 MB / 0.971 GB, free: 13.38 MB / 0.9323 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.634e-05/0.2541, allocations: 0 / 0.971 GB, free: 13.38 MB / 0.9323 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000118/0.2542, allocations: 44 kB / 0.971 GB, free: 13.33 MB / 0.9323 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.846e-05/0.2542, allocations: 24 kB / 0.971 GB, free: 13.31 MB / 0.9323 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002088/0.2563, allocations: 1.089 MB / 0.9721 GB, free: 12.22 MB / 0.9323 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.005782/0.2621, allocations: 3.22 MB / 0.9753 GB, free: 8.902 MB / 0.9323 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001722/0.2638, allocations: 0.7721 MB / 0.976 GB, free: 8.125 MB / 0.9323 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006271/0.2645, allocations: 282.9 kB / 0.9763 GB, free: 7.848 MB / 0.9323 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004668/0.2649, allocations: 76.98 kB / 0.9764 GB, free: 7.77 MB / 0.9323 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.00112/0.2661, allocations: 0.6432 MB / 0.977 GB, free: 7.082 MB / 0.9323 GB Notification: Performance of pre-optimization done (n=90): time 2.635e-06/0.2661, allocations: 0 / 0.977 GB, free: 7.082 MB / 0.9323 GB Notification: Performance of matching and sorting (n=90): time 0.003808/0.2699, allocations: 1.128 MB / 0.9781 GB, free: 5.945 MB / 0.9323 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001665/0.27, allocations: 204.8 kB / 0.9783 GB, free: 5.703 MB / 0.9323 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001154/0.2712, allocations: 0.7651 MB / 0.979 GB, free: 4.922 MB / 0.9323 GB Notification: Performance of collectPreVariables (initialization): time 9.774e-05/0.2713, allocations: 49.7 kB / 0.9791 GB, free: 4.867 MB / 0.9323 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005721/0.2719, allocations: 0.5116 MB / 0.9796 GB, free: 4.348 MB / 0.9323 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003495/0.2722, allocations: 325.4 kB / 0.9799 GB, free: 4.027 MB / 0.9323 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003855/0.2726, allocations: 216.2 kB / 0.9801 GB, free: 3.809 MB / 0.9323 GB Notification: Performance of setup shared object (initialization): time 0.0004198/0.273, allocations: 0.621 MB / 0.9807 GB, free: 3.176 MB / 0.9323 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005997/0.2736, allocations: 257.9 kB / 0.9809 GB, free: 2.922 MB / 0.9323 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008637/0.2745, allocations: 0.5174 MB / 0.9814 GB, free: 2.352 MB / 0.9323 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001253/0.2757, allocations: 0.6084 MB / 0.982 GB, free: 1.73 MB / 0.9323 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.567e-06/0.2757, allocations: 0 / 0.982 GB, free: 1.73 MB / 0.9323 GB Notification: Performance of matching and sorting (n=111) (initialization): time 0.002287/0.278, allocations: 0.9028 MB / 0.9829 GB, free: 0.8164 MB / 0.9323 GB Notification: Performance of prepare postOptimizeDAE: time 1.896e-05/0.278, allocations: 4 kB / 0.9829 GB, free: 0.8125 MB / 0.9323 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.318e-05/0.278, allocations: 4.094 kB / 0.9829 GB, free: 0.8086 MB / 0.9323 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009962/0.279, allocations: 139.6 kB / 0.9831 GB, free: 0.668 MB / 0.9323 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000806/0.2798, allocations: 183.7 kB / 0.9832 GB, free: 500 kB / 0.9323 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002943/0.2828, allocations: 2.033 MB / 0.9852 GB, free: 14.33 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007596/0.2836, allocations: 83.48 kB / 0.9853 GB, free: 14.25 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.205e-05/0.2836, allocations: 39.97 kB / 0.9853 GB, free: 14.21 MB / 0.948 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 27 (weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,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) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (109): * Single equations (assignments): 108 * 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 0.0005799/0.2842, allocations: 291.2 kB / 0.9856 GB, free: 13.91 MB / 0.948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000268/0.2845, allocations: 119.4 kB / 0.9857 GB, free: 13.8 MB / 0.948 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002669/0.2872, allocations: 1.053 MB / 0.9868 GB, free: 12.72 MB / 0.948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.274e-05/0.2872, allocations: 12 kB / 0.9868 GB, free: 12.71 MB / 0.948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.455e-06/0.2872, allocations: 0 / 0.9868 GB, free: 12.71 MB / 0.948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.127e-05/0.2872, allocations: 3.984 kB / 0.9868 GB, free: 12.71 MB / 0.948 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004304/0.2915, allocations: 2.104 MB / 0.9888 GB, free: 10.54 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.869e-06/0.2915, allocations: 3.938 kB / 0.9888 GB, free: 10.54 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006504/0.2921, allocations: 155.7 kB / 0.989 GB, free: 10.39 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0007929/0.2929, allocations: 127.6 kB / 0.9891 GB, free: 10.26 MB / 0.948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.925e-05/0.293, allocations: 23.98 kB / 0.9891 GB, free: 10.23 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002612/0.2956, allocations: 2.063 MB / 0.9911 GB, free: 8.043 MB / 0.948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.633e-06/0.2956, allocations: 0 / 0.9911 GB, free: 8.043 MB / 0.948 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002555/0.2982, allocations: 1.095 MB / 0.9922 GB, free: 6.93 MB / 0.948 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005247/0.2987, allocations: 207.1 kB / 0.9924 GB, free: 6.727 MB / 0.948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001415/0.2988, allocations: 31.89 kB / 0.9924 GB, free: 6.695 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006167/0.2995, allocations: 43.95 kB / 0.9925 GB, free: 6.652 MB / 0.948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001899/0.2996, allocations: 80.84 kB / 0.9926 GB, free: 6.57 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.314e-05/0.2997, allocations: 40.05 kB / 0.9926 GB, free: 6.531 MB / 0.948 GB Notification: Performance of sorting global known variables: time 0.000716/0.3004, allocations: 495 kB / 0.9931 GB, free: 6.051 MB / 0.948 GB Notification: Performance of sort global known variables: time 7e-08/0.3004, allocations: 0 / 0.9931 GB, free: 6.051 MB / 0.948 GB Notification: Performance of remove unused functions: time 0.001155/0.3016, allocations: 379 kB / 0.9934 GB, free: 5.68 MB / 0.948 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 15 ($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) * Number of discrete states: 10 (weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.locTim.tNext,weaDat.decAng.tNext,weaDat.conTimMin.tNext,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 (101): * Single equations (assignments): 90 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 10 * 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 0.003571/0.3052, allocations: 0.6843 MB / 0.9941 GB, free: 5.203 MB / 0.948 GB Notification: Performance of simCode: created initialization part: time 0.002125/0.3073, allocations: 0.9101 MB / 0.995 GB, free: 4.273 MB / 0.948 GB Notification: Performance of simCode: created event and clocks part: time 4.258e-06/0.3073, allocations: 4 kB / 0.995 GB, free: 4.27 MB / 0.948 GB Notification: Performance of simCode: created simulation system equations: time 0.001124/0.3084, allocations: 0.5988 MB / 0.9956 GB, free: 3.648 MB / 0.948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001406/0.3098, allocations: 313.1 kB / 0.9959 GB, free: 3.363 MB / 0.948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003493/0.3133, allocations: 1.748 MB / 0.9976 GB, free: 1.574 MB / 0.948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005505/0.3139, allocations: 462.2 kB / 0.998 GB, free: 1.082 MB / 0.948 GB Notification: Performance of simCode: alias equations: time 0.0008437/0.3147, allocations: 262.7 kB / 0.9983 GB, free: 0.8203 MB / 0.948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003214/0.315, allocations: 116.4 kB / 0.9984 GB, free: 0.707 MB / 0.948 GB Notification: Performance of SimCode: time 1.042e-06/0.315, allocations: 0 / 0.9984 GB, free: 0.707 MB / 0.948 GB Notification: Performance of Templates: time 0.03442/0.3495, allocations: 16.29 MB / 1.014 GB, free: 0.6992 MB / 0.9636 GB " [Timeout remaining time 300] make -j1 -f Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness.makefile [Timeout 300] (rm -f Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness.pipe ; mkfifo Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness.pipe ; head -c 1048576 < Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness.pipe >> ../files/Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness.sim & ./Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness.pipe 2>&1) [Timeout 240] diffSimulationResults("Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_BoundaryConditions_SolarIrradiation_BaseClasses_Examples_SkyClearness.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.BoundaryConditions.SolarIrradiation.BaseClasses.Examples.SkyClearness.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: 9.40552311798092]