Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques.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 0.002424/0.002424, allocations: 99.53 kB / 20.97 MB, free: 3.457 MB / 18.57 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 0.002022/0.002022, allocations: 160.8 kB / 24.27 MB, free: 160 kB / 18.57 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 1.621/1.621, allocations: 177 MB / 204.5 MB, free: 5.629 MB / 186.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo): time 0.363/0.363, allocations: 34.25 MB / 295.2 MB, free: 0.6523 MB / 266.7 MB " [Timeout remaining time 179] Using package ModelicaTest with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/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.Forces.WorldTorques,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|Revolute1.phi|Revolute1.w|Revolute2.phi|Revolute2.w|Revolute3.phi|Revolute3.w",fileNamePrefix="ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques") translateModel(ModelicaTest.MultiBody.Forces.WorldTorques,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|Revolute1.phi|Revolute1.w|Revolute2.phi|Revolute2.w|Revolute3.phi|Revolute3.w",fileNamePrefix="ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.302e-06/1.302e-06, allocations: 0 / 377.2 MB, free: 2.898 MB / 346.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.704e-05/2.834e-05, allocations: 4.281 kB / 377.2 MB, free: 2.895 MB / 346.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Forces.WorldTorques): time 0.02072/0.02074, allocations: 14.78 MB / 392 MB, free: 4.043 MB / 362.7 MB Notification: Performance of NFInst.instExpressions: time 0.0119/0.03264, allocations: 4.972 MB / 397 MB, free: 15.05 MB / 378.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.003057/0.0357, allocations: 127.4 kB / 397.1 MB, free: 14.93 MB / 378.7 MB Notification: Performance of NFTyping.typeComponents: time 0.01184/0.04754, allocations: 5.358 MB / 402.5 MB, free: 9.555 MB / 378.7 MB Notification: Performance of NFTyping.typeBindings: time 0.007779/0.05532, allocations: 2.682 MB / 405.1 MB, free: 6.859 MB / 378.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.003592/0.05891, allocations: 1.392 MB / 406.5 MB, free: 5.465 MB / 378.7 MB Notification: Performance of NFFlatten.flatten: time 0.01467/0.07358, allocations: 9.053 MB / 415.6 MB, free: 12.4 MB / 394.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01001/0.08359, allocations: 5.659 MB / 421.3 MB, free: 6.652 MB / 394.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.00893/0.09252, allocations: 3.929 MB / 425.2 MB, free: 2.715 MB / 394.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.00844/0.101, allocations: 3.944 MB / 429.1 MB, free: 14.76 MB / 410.7 MB Notification: Performance of NFPackage.collectConstants: time 0.00226/0.1032, allocations: 0.5547 MB / 429.7 MB, free: 14.21 MB / 410.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.004793/0.108, allocations: 1.529 MB / 431.2 MB, free: 12.68 MB / 410.7 MB Notification: Performance of NFScalarize.scalarize: time 0.005424/0.1134, allocations: 3.402 MB / 434.6 MB, free: 9.266 MB / 410.7 MB Notification: Performance of NFVerifyModel.verify: time 0.005362/0.1188, allocations: 2.107 MB / 436.7 MB, free: 7.152 MB / 410.7 MB Notification: Performance of NFConvertDAE.convert: time 0.2114/0.3302, allocations: 11.04 MB / 447.8 MB, free: 65.98 MB / 410.7 MB Notification: Performance of FrontEnd - DAE generated: time 5.941e-06/0.3302, allocations: 0 / 447.8 MB, free: 65.98 MB / 410.7 MB Notification: Performance of FrontEnd: time 1.813e-06/0.3302, allocations: 5.594 kB / 447.8 MB, free: 65.98 MB / 410.7 MB Notification: Performance of Transformations before backend: time 0.0003366/0.3305, allocations: 0 / 447.8 MB, free: 65.98 MB / 410.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2128 * Number of variables: 2128 Notification: Performance of Generate backend data structure: time 0.03049/0.361, allocations: 8.898 MB / 456.7 MB, free: 62.97 MB / 410.7 MB Notification: Performance of prepare preOptimizeDAE: time 5.561e-05/0.3611, allocations: 8.625 kB / 456.7 MB, free: 62.97 MB / 410.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02727/0.3883, allocations: 3.757 MB / 460.4 MB, free: 62.51 MB / 410.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01773/0.4061, allocations: 4.302 MB / 464.7 MB, free: 61.69 MB / 410.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004342/0.4065, allocations: 360.8 kB / 465.1 MB, free: 61.68 MB / 410.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002476/0.409, allocations: 494.3 kB / 465.6 MB, free: 61.67 MB / 410.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0323/0.4413, allocations: 9.656 MB / 475.2 MB, free: 56.62 MB / 410.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002837/0.4416, allocations: 77.7 kB / 475.3 MB, free: 56.6 MB / 410.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008495/0.4424, allocations: 231.1 kB / 475.5 MB, free: 56.48 MB / 410.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.004241/0.4466, allocations: 2.536 MB / 478.1 MB, free: 56.07 MB / 410.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01939/0.466, allocations: 5.148 MB / 483.2 MB, free: 55.42 MB / 410.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06824/0.5343, allocations: 67.51 MB / 0.5378 GB, free: 17.98 MB / 426.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.009311/0.5436, allocations: 2.505 MB / 0.5403 GB, free: 16.89 MB / 426.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001816/0.5454, allocations: 0.9225 MB / 0.5412 GB, free: 16.07 MB / 426.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001161/0.5455, allocations: 37 kB / 0.5412 GB, free: 16.03 MB / 426.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.529e-05/0.5456, allocations: 57.67 kB / 0.5413 GB, free: 15.97 MB / 426.7 MB Notification: Performance of pre-optimization done (n=186): time 4.589e-06/0.5456, allocations: 0 / 0.5413 GB, free: 15.97 MB / 426.7 MB Notification: Performance of matching and sorting (n=204): time 0.05718/0.6027, allocations: 17.84 MB / 0.5587 GB, free: 14.77 MB / 442.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000202/0.6029, allocations: 254.2 kB / 0.5589 GB, free: 14.47 MB / 442.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01136/0.6143, allocations: 6.516 MB / 0.5653 GB, free: 7.977 MB / 442.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0005431/0.6148, allocations: 53.7 kB / 0.5653 GB, free: 7.918 MB / 442.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.005418/0.6203, allocations: 5.199 MB / 0.5704 GB, free: 2.762 MB / 442.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.00174/0.622, allocations: 0.9324 MB / 0.5713 GB, free: 1.84 MB / 442.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.003978/0.626, allocations: 2.114 MB / 0.5734 GB, free: 15.71 MB / 458.7 MB Notification: Performance of setup shared object (initialization): time 0.00025/0.6262, allocations: 480.8 kB / 0.5738 GB, free: 15.24 MB / 458.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002738/0.629, allocations: 1.039 MB / 0.5749 GB, free: 14.19 MB / 458.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01079/0.6398, allocations: 8.64 MB / 0.5833 GB, free: 2.277 MB / 458.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.016/0.6558, allocations: 10.54 MB / 0.5936 GB, free: 4.875 MB / 474.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0003098/0.6561, allocations: 48 kB / 0.5936 GB, free: 4.828 MB / 474.7 MB Notification: Performance of matching and sorting (n=1053) (initialization): time 0.02298/0.679, allocations: 8.157 MB / 0.6016 GB, free: 12.65 MB / 490.7 MB Notification: Performance of prepare postOptimizeDAE: time 0.0001666/0.6792, allocations: 76 kB / 0.6017 GB, free: 12.58 MB / 490.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002802/0.6795, allocations: 176 kB / 0.6018 GB, free: 12.41 MB / 490.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.005518/0.685, allocations: 1.166 MB / 0.603 GB, free: 11.23 MB / 490.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006852/0.6919, allocations: 1.836 MB / 0.6048 GB, free: 9.395 MB / 490.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.2012/0.893, allocations: 9.107 MB / 0.6137 GB, free: 142.7 MB / 490.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00771/0.9007, allocations: 0.5287 MB / 0.6142 GB, free: 142.7 MB / 490.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001689/0.9024, allocations: 0.4885 MB / 0.6147 GB, free: 142.7 MB / 490.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 786 * Number of states: 0 () * Number of discrete variables: 63 (worldTorque3.arrow.twoHeadedArrow,worldTorque3.arrow.headAtOrigin,worldTorque2.arrow.twoHeadedArrow,worldTorque2.arrow.headAtOrigin,worldTorque1.arrow.twoHeadedArrow,worldTorque1.arrow.headAtOrigin,worldTorque3.color[3],worldTorque3.color[2],worldTorque3.color[1],fixed3.color[3],fixed3.color[2],fixed3.color[1],BodyCylinder3.color[3],BodyCylinder3.color[2],BodyCylinder3.color[1],BodyCylinder3.body.sphereColor[3],BodyCylinder3.body.sphereColor[2],BodyCylinder3.body.sphereColor[1],Revolute3.cylinderColor[3],Revolute3.cylinderColor[2],Revolute3.cylinderColor[1],worldTorque2.color[3],worldTorque2.color[2],worldTorque2.color[1],BodyCylinder1.color[3],BodyCylinder1.color[2],BodyCylinder1.color[1],BodyCylinder1.body.sphereColor[3],BodyCylinder1.body.sphereColor[2],BodyCylinder1.body.sphereColor[1],Revolute1.cylinderColor[3],Revolute1.cylinderColor[2],Revolute1.cylinderColor[1],fixed1.color[3],fixed1.color[2],fixed1.color[1],worldTorque1.color[3],worldTorque1.color[2],worldTorque1.color[1],BodyCylinder2.color[3],BodyCylinder2.color[2],BodyCylinder2.color[1],BodyCylinder2.body.sphereColor[3],BodyCylinder2.body.sphereColor[2],BodyCylinder2.body.sphereColor[1],Revolute2.cylinderColor[3],Revolute2.cylinderColor[2],Revolute2.cylinderColor[1],fixed2.color[3],fixed2.color[2],fixed2.color[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 (987): * Single equations (assignments): 981 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(1,14,100.0%), (1,14,100.0%), (1,14,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.003933/0.9064, allocations: 0.9473 MB / 0.6156 GB, free: 142.5 MB / 490.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001498/0.9079, allocations: 0.5324 MB / 0.6161 GB, free: 142.5 MB / 490.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.006755/0.9146, allocations: 2.595 MB / 0.6186 GB, free: 142.4 MB / 490.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.567e-05/0.9146, allocations: 23 kB / 0.6187 GB, free: 142.4 MB / 490.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.81e-05/0.9147, allocations: 12.34 kB / 0.6187 GB, free: 142.3 MB / 490.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.303e-05/0.9147, allocations: 11.58 kB / 0.6187 GB, free: 142.3 MB / 490.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02099/0.9357, allocations: 9.137 MB / 0.6276 GB, free: 141.6 MB / 490.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.951e-05/0.9357, allocations: 0 / 0.6276 GB, free: 141.6 MB / 490.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001589/0.9373, allocations: 318.6 kB / 0.6279 GB, free: 141.6 MB / 490.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.004075/0.9414, allocations: 0.9015 MB / 0.6288 GB, free: 141.6 MB / 490.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002857/0.9416, allocations: 38.34 kB / 0.6288 GB, free: 141.6 MB / 490.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.008831/0.9505, allocations: 8.377 MB / 0.637 GB, free: 135.7 MB / 490.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.376e-06/0.9505, allocations: 4.312 kB / 0.637 GB, free: 135.7 MB / 490.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.008954/0.9594, allocations: 3.986 MB / 0.6409 GB, free: 134.9 MB / 490.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.002054/0.9615, allocations: 0.5009 MB / 0.6414 GB, free: 134.9 MB / 490.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008041/0.9623, allocations: 32.06 kB / 0.6414 GB, free: 134.9 MB / 490.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002508/0.9648, allocations: 221.9 kB / 0.6416 GB, free: 134.9 MB / 490.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004545/0.9653, allocations: 130.9 kB / 0.6418 GB, free: 134.9 MB / 490.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001536/0.9654, allocations: 54.78 kB / 0.6418 GB, free: 134.9 MB / 490.7 MB Notification: Performance of sorting global known variables: time 0.005464/0.9709, allocations: 2.745 MB / 0.6445 GB, free: 134.7 MB / 490.7 MB Notification: Performance of sort global known variables: time 7.1e-08/0.9709, allocations: 1.219 kB / 0.6445 GB, free: 134.7 MB / 490.7 MB Notification: Performance of remove unused functions: time 0.01007/0.9809, allocations: 1.657 MB / 0.6461 GB, free: 134.7 MB / 490.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 6 (Revolute3.phi,Revolute3.w,Revolute2.phi,Revolute2.w,Revolute1.phi,Revolute1.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 (153): * Single equations (assignments): 147 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(1,11,100.0%), (1,11,100.0%), (1,11,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0007289/0.9817, allocations: 186.5 kB / 0.6463 GB, free: 134.6 MB / 490.7 MB Notification: Performance of simCode: created initialization part: time 0.01133/0.993, allocations: 4.921 MB / 0.6511 GB, free: 132.8 MB / 490.7 MB Notification: Performance of simCode: created event and clocks part: time 8.546e-06/0.993, allocations: 0 / 0.6511 GB, free: 132.8 MB / 490.7 MB Notification: Performance of simCode: created simulation system equations: time 0.002485/0.9955, allocations: 1.494 MB / 0.6525 GB, free: 132 MB / 490.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004288/0.9998, allocations: 0.668 MB / 0.6532 GB, free: 131.7 MB / 490.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02177/1.022, allocations: 11.21 MB / 0.6641 GB, free: 126.3 MB / 490.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.006392/1.028, allocations: 3.682 MB / 0.6677 GB, free: 125.2 MB / 490.7 MB Notification: Performance of simCode: alias equations: time 0.005208/1.033, allocations: 2.039 MB / 0.6697 GB, free: 125 MB / 490.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001268/1.034, allocations: 321.8 kB / 0.67 GB, free: 125 MB / 490.7 MB Notification: Performance of SimCode: time 3.286e-06/1.034, allocations: 0 / 0.67 GB, free: 125 MB / 490.7 MB Notification: Performance of Templates: time 0.08517/1.12, allocations: 49.93 MB / 0.7188 GB, free: 80.39 MB / 490.7 MB " [Timeout remaining time 659] make -j1 -f ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques.makefile [Timeout 660] (rm -f ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques.pipe ; mkfifo ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques.pipe ; head -c 1048576 < ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques.pipe >> ../files/ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques.sim & ./ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques.pipe 2>&1) [Timeout 240] diffSimulationResults("ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/MultiBody/Forces/WorldTorques/WorldTorques.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_trunk_ModelicaTest.MultiBody.Forces.WorldTorques.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: 8.193128520040773]