Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.001453/0.001453, allocations: 112.4 kB / 21.17 MB, free: 0.6172 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.00183/0.00183, allocations: 205.6 kB / 24.46 MB, free: 4.023 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.437/1.437, allocations: 230.2 MB / 257.8 MB, free: 8.508 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo): time 0.2221/0.2221, allocations: 46.89 MB / 361.1 MB, free: 4.734 MB / 286.1 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: translateModel(ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|j1.phi|j1.w",fileNamePrefix="ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical") translateModel(ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|j1.phi|j1.w",fileNamePrefix="ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical") [Timeout 660] "Warning: Requested package Modelica of version 4.1.0, but this package was already loaded with version trunk. OpenModelica cannot reason about compatibility between the two packages since they are not semantic versions. Notification: Performance of FrontEnd - loaded program: time 0.00236/0.00236, allocations: 83.86 kB / 0.4967 GB, free: 7.852 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3238/0.3262, allocations: 65.98 MB / 0.5612 GB, free: 5.051 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical): time 0.01422/0.3404, allocations: 12.1 MB / 0.573 GB, free: 8.898 MB / 414.1 MB Notification: Performance of NFInst.instExpressions: time 0.009237/0.3496, allocations: 4.356 MB / 0.5773 GB, free: 4.527 MB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002301/0.3519, allocations: 79.75 kB / 0.5773 GB, free: 4.449 MB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.005807/0.3577, allocations: 2.772 MB / 0.58 GB, free: 1.668 MB / 414.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00574/0.3635, allocations: 2.043 MB / 0.582 GB, free: 15.61 MB / 430.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.00217/0.3657, allocations: 0.9047 MB / 0.5829 GB, free: 14.71 MB / 430.1 MB Notification: Performance of NFFlatten.flatten: time 0.008708/0.3744, allocations: 5.676 MB / 0.5885 GB, free: 9.023 MB / 430.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003841/0.3782, allocations: 2.546 MB / 0.5909 GB, free: 6.43 MB / 430.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003614/0.3818, allocations: 1.713 MB / 0.5926 GB, free: 4.711 MB / 430.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.00437/0.3862, allocations: 2.722 MB / 0.5953 GB, free: 1.98 MB / 430.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001011/0.3872, allocations: 384 kB / 0.5956 GB, free: 1.605 MB / 430.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002792/0.39, allocations: 1.439 MB / 0.5971 GB, free: 168 kB / 430.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002501/0.3925, allocations: 2.24 MB / 0.5992 GB, free: 13.91 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.003021/0.3955, allocations: 2.424 MB / 0.6016 GB, free: 11.48 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 0.009865/0.4054, allocations: 7.884 MB / 0.6093 GB, free: 3.566 MB / 446.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.141e-06/0.4054, allocations: 0 / 0.6093 GB, free: 3.566 MB / 446.1 MB Notification: Performance of FrontEnd: time 2.064e-06/0.4054, allocations: 0 / 0.6093 GB, free: 3.566 MB / 446.1 MB Notification: Performance of Transformations before backend: time 0.0001397/0.4055, allocations: 0 / 0.6093 GB, free: 3.566 MB / 446.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1538 * Number of variables: 1538 Notification: Performance of Generate backend data structure: time 0.01223/0.4178, allocations: 5.634 MB / 0.6148 GB, free: 13.84 MB / 462.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.161e-05/0.4178, allocations: 8.031 kB / 0.6148 GB, free: 13.84 MB / 462.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01191/0.4297, allocations: 2.505 MB / 0.6173 GB, free: 11.32 MB / 462.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.009513/0.4392, allocations: 3.381 MB / 0.6206 GB, free: 7.887 MB / 462.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002196/0.4394, allocations: 242.5 kB / 0.6208 GB, free: 7.648 MB / 462.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001019/0.4405, allocations: 335.7 kB / 0.6211 GB, free: 7.32 MB / 462.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02204/0.4625, allocations: 10.87 MB / 0.6317 GB, free: 11.7 MB / 478.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001571/0.4627, allocations: 55.53 kB / 0.6318 GB, free: 11.65 MB / 478.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004597/0.4631, allocations: 155.8 kB / 0.6319 GB, free: 11.5 MB / 478.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.003476/0.4666, allocations: 1.998 MB / 0.6339 GB, free: 9.492 MB / 478.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0193/0.4859, allocations: 9.452 MB / 0.6431 GB, free: 20 kB / 478.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0616/0.5475, allocations: 41.12 MB / 0.6833 GB, free: 5.68 MB / 0.5137 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01222/0.5597, allocations: 4.079 MB / 0.6872 GB, free: 1.453 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002987/0.5627, allocations: 1.777 MB / 0.689 GB, free: 15.67 MB / 0.5294 GB Notification: Performance of preOpt evalFunc (simulation): time 0.01566/0.5784, allocations: 7.624 MB / 0.6964 GB, free: 7.676 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.733e-05/0.5784, allocations: 51.48 kB / 0.6965 GB, free: 7.617 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=180): time 6.793e-06/0.5784, allocations: 3.938 kB / 0.6965 GB, free: 7.613 MB / 0.5294 GB Notification: Performance of matching and sorting (n=236): time 0.4336/1.012, allocations: 41.12 MB / 0.7366 GB, free: 155.9 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.859e-05/1.012, allocations: 210.4 kB / 0.7368 GB, free: 155.7 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.005133/1.017, allocations: 4.314 MB / 0.741 GB, free: 154.6 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.000481/1.018, allocations: 57.58 kB / 0.7411 GB, free: 154.5 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.00136/1.019, allocations: 3.294 MB / 0.7443 GB, free: 152.9 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007278/1.02, allocations: 0.9221 MB / 0.7452 GB, free: 152.3 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001637/1.021, allocations: 1.361 MB / 0.7465 GB, free: 151.7 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 4.016e-05/1.022, allocations: 304.5 kB / 0.7468 GB, free: 151.4 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00382/1.025, allocations: 3.631 MB / 0.7504 GB, free: 150 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005153/1.03, allocations: 7.291 MB / 0.7575 GB, free: 143.8 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01051/1.041, allocations: 11.62 MB / 0.7688 GB, free: 134.2 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.687e-05/1.041, allocations: 36 kB / 0.7689 GB, free: 134.2 MB / 0.5606 GB Notification: Performance of matching and sorting (n=856) (initialization): time 0.03412/1.075, allocations: 16.2 MB / 0.7847 GB, free: 118.1 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 7.005e-05/1.075, allocations: 64.03 kB / 0.7848 GB, free: 118 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.275e-05/1.075, allocations: 129.8 kB / 0.7849 GB, free: 117.9 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02303/1.098, allocations: 6.22 MB / 0.791 GB, free: 111.7 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004629/1.103, allocations: 1.497 MB / 0.7924 GB, free: 110.2 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0296/1.133, allocations: 27.64 MB / 0.8194 GB, free: 82.27 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005461/1.138, allocations: 407 kB / 0.8198 GB, free: 81.88 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005599/1.139, allocations: 384 kB / 0.8202 GB, free: 81.5 MB / 0.5606 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 582 * Number of states: 0 () * Number of discrete variables: 42 (b3.color[3],b3.color[2],b3.color[1],sphericalSpherical.massColor[3],sphericalSpherical.massColor[2],sphericalSpherical.massColor[1],sphericalSpherical.sphereColor[3],sphericalSpherical.sphereColor[2],sphericalSpherical.sphereColor[1],sphericalSpherical.rodColor[3],sphericalSpherical.rodColor[2],sphericalSpherical.rodColor[1],b2.color[3],b2.color[2],b2.color[1],b2.body.sphereColor[3],b2.body.sphereColor[2],b2.body.sphereColor[1],b1.color[3],b1.color[2],b1.color[1],b1.body.sphereColor[3],b1.body.sphereColor[2],b1.body.sphereColor[1],j2.boxColor[3],j2.boxColor[2],j2.boxColor[1],j1.cylinderColor[3],j1.cylinderColor[2],j1.cylinderColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (779): * Single equations (assignments): 774 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(3,51,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.002647/1.141, allocations: 2.225 MB / 0.8223 GB, free: 79.3 MB / 0.5606 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006256/1.142, allocations: 414.3 kB / 0.8227 GB, free: 78.9 MB / 0.5606 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02746/1.169, allocations: 11.25 MB / 0.8337 GB, free: 67.61 MB / 0.5606 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.252e-05/1.169, allocations: 27.83 kB / 0.8337 GB, free: 67.59 MB / 0.5606 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.004e-05/1.169, allocations: 12.88 kB / 0.8338 GB, free: 67.58 MB / 0.5606 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.221e-05/1.169, allocations: 11.95 kB / 0.8338 GB, free: 67.57 MB / 0.5606 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04164/1.211, allocations: 20.61 MB / 0.8539 GB, free: 46.51 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.013e-05/1.211, allocations: 8 kB / 0.8539 GB, free: 46.5 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002044/1.213, allocations: 387.4 kB / 0.8543 GB, free: 46.12 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02031/1.234, allocations: 5.308 MB / 0.8595 GB, free: 40.8 MB / 0.5606 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004806/1.234, allocations: 47.94 kB / 0.8595 GB, free: 40.76 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02453/1.259, allocations: 22.7 MB / 0.8817 GB, free: 17.79 MB / 0.5606 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.201e-06/1.259, allocations: 10.19 kB / 0.8817 GB, free: 17.78 MB / 0.5606 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0305/1.289, allocations: 14.6 MB / 0.8959 GB, free: 3.086 MB / 0.5606 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001309/1.29, allocations: 466.2 kB / 0.8964 GB, free: 2.609 MB / 0.5606 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009406/1.291, allocations: 44 kB / 0.8964 GB, free: 2.566 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002595/1.294, allocations: 187.8 kB / 0.8966 GB, free: 2.383 MB / 0.5606 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006024/1.294, allocations: 156.9 kB / 0.8968 GB, free: 2.227 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002027/1.295, allocations: 60 kB / 0.8968 GB, free: 2.168 MB / 0.5606 GB Notification: Performance of sorting global known variables: time 0.003555/1.298, allocations: 2.701 MB / 0.8994 GB, free: 15.46 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1.11e-07/1.298, allocations: 4 kB / 0.8995 GB, free: 15.46 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.006134/1.304, allocations: 1.359 MB / 0.9008 GB, free: 14.1 MB / 0.5762 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 23 * Number of states: 2 (j1.phi,j1.w) * 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 (167): * Single equations (assignments): 162 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(3,45,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0006824/1.305, allocations: 182.5 kB / 0.901 GB, free: 13.92 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.01423/1.319, allocations: 8.017 MB / 0.9088 GB, free: 5.91 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 9.909e-06/1.319, allocations: 0 / 0.9088 GB, free: 5.91 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.005179/1.324, allocations: 2.988 MB / 0.9117 GB, free: 2.91 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003253/1.328, allocations: 0.4979 MB / 0.9122 GB, free: 2.418 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02084/1.349, allocations: 12.07 MB / 0.924 GB, free: 6.254 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004492/1.353, allocations: 3.499 MB / 0.9274 GB, free: 2.723 MB / 0.5919 GB Notification: Performance of simCode: alias equations: time 0.004846/1.358, allocations: 1.96 MB / 0.9293 GB, free: 0.7578 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001032/1.359, allocations: 267.4 kB / 0.9296 GB, free: 0.4961 MB / 0.5919 GB Notification: Performance of SimCode: time 1.383e-06/1.359, allocations: 3.938 kB / 0.9296 GB, free: 0.4922 MB / 0.5919 GB Notification: Performance of Templates: time 0.3884/1.747, allocations: 69.56 MB / 0.9975 GB, free: 212.3 MB / 0.6387 GB " [Timeout remaining time 658] make -j1 -f ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.makefile [Timeout 660] (rm -f ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.pipe ; mkfifo ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.pipe ; head -c 1048576 < ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.pipe >> ../files/ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.sim & ./ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical -abortSlowSimulation -alarm=480 -s gbode -emit_protected -lv LOG_STATS > ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.pipe 2>&1) [Timeout 480] diffSimulationResults("ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork_2/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/MultiBody/FourbarVariants/SphericalSpherical/SphericalSpherical.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork_2/OpenModelicaLibraryTesting/files/ModelicaTest_4.1.0-beta.om_ModelicaTest.MultiBody.FourbarVariants.SphericalSpherical.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 8.041809362359345]