Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint.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 0.00125/0.00125, allocations: 80.2 kB / 20.65 MB, free: 3.836 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 0.001276/0.001276, allocations: 173 kB / 24.05 MB, free: 452 kB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.029/1.029, allocations: 158.6 MB / 185.9 MB, free: 2.387 MB / 170.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.1305/0.1305, allocations: 32.37 MB / 270.7 MB, free: 14.5 MB / 266.7 MB " [Timeout remaining time 180] Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(ModelicaTest.MultiBody.Joints.GearConstraint,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|gearConstraint.actuatedRevolute_b.phi|gearConstraint.actuatedRevolute_b.w|inertia2.phi|inertia2.w",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint") translateModel(ModelicaTest.MultiBody.Joints.GearConstraint,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|gearConstraint.actuatedRevolute_b.phi|gearConstraint.actuatedRevolute_b.w|inertia2.phi|inertia2.w",fileNamePrefix="ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 2.244e-06/2.244e-06, allocations: 0 / 348.1 MB, free: 9.176 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.521e-05/2.745e-05, allocations: 13.34 kB / 348.1 MB, free: 9.164 MB / 282.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Joints.GearConstraint): time 0.0132/0.01323, allocations: 18.17 MB / 366.3 MB, free: 6.914 MB / 298.7 MB Notification: Performance of NFInst.instExpressions: time 0.01095/0.02417, allocations: 5.311 MB / 371.6 MB, free: 1.582 MB / 298.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002514/0.02669, allocations: 143.4 kB / 371.8 MB, free: 1.441 MB / 298.7 MB Notification: Performance of NFTyping.typeComponents: time 0.006107/0.0328, allocations: 5.085 MB / 376.8 MB, free: 12.34 MB / 314.7 MB Notification: Performance of NFTyping.typeBindings: time 0.006647/0.03944, allocations: 3.414 MB / 380.3 MB, free: 8.91 MB / 314.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001727/0.04117, allocations: 0.9981 MB / 381.2 MB, free: 7.91 MB / 314.7 MB Notification: Performance of NFFlatten.flatten: time 0.01021/0.05138, allocations: 8.98 MB / 390.2 MB, free: 14.91 MB / 330.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.007496/0.05888, allocations: 6.033 MB / 396.3 MB, free: 8.809 MB / 330.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.007663/0.06654, allocations: 5.251 MB / 401.5 MB, free: 3.547 MB / 330.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.00608/0.07262, allocations: 4.513 MB / 406 MB, free: 15.02 MB / 346.7 MB Notification: Performance of NFPackage.collectConstants: time 0.001743/0.07436, allocations: 0.6562 MB / 406.7 MB, free: 14.37 MB / 346.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002912/0.07728, allocations: 1.494 MB / 408.2 MB, free: 12.87 MB / 346.7 MB Notification: Performance of NFScalarize.scalarize: time 0.003215/0.08049, allocations: 4.079 MB / 412.3 MB, free: 8.781 MB / 346.7 MB Notification: Performance of NFVerifyModel.verify: time 0.004019/0.08451, allocations: 2.516 MB / 414.8 MB, free: 6.258 MB / 346.7 MB Notification: Performance of NFConvertDAE.convert: time 0.008945/0.09346, allocations: 8.838 MB / 423.6 MB, free: 13.39 MB / 362.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.928e-06/0.09346, allocations: 0 / 423.6 MB, free: 13.39 MB / 362.7 MB Notification: Performance of FrontEnd: time 2.275e-06/0.09346, allocations: 4 kB / 423.6 MB, free: 13.38 MB / 362.7 MB Notification: Performance of Transformations before backend: time 0.0004542/0.09392, allocations: 0 / 423.6 MB, free: 13.38 MB / 362.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 3112 * Number of variables: 3112 Notification: Performance of Generate backend data structure: time 0.01242/0.1063, allocations: 9.652 MB / 433.3 MB, free: 3.637 MB / 362.7 MB Notification: Performance of prepare preOptimizeDAE: time 4.411e-05/0.1064, allocations: 12.03 kB / 433.3 MB, free: 3.625 MB / 362.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.1982/0.3046, allocations: 3.774 MB / 437.1 MB, free: 84.72 MB / 362.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.008852/0.3135, allocations: 3.919 MB / 441 MB, free: 84.12 MB / 362.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005717/0.314, allocations: 455 kB / 441.4 MB, free: 84.11 MB / 362.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002527/0.3166, allocations: 0.5872 MB / 442 MB, free: 84.1 MB / 362.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02064/0.3372, allocations: 10.27 MB / 452.3 MB, free: 79.45 MB / 362.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002984/0.3375, allocations: 76.42 kB / 452.3 MB, free: 79.41 MB / 362.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009169/0.3384, allocations: 284.2 kB / 452.6 MB, free: 79.29 MB / 362.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.003029/0.3414, allocations: 3.85 MB / 456.5 MB, free: 76.11 MB / 362.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0128/0.3542, allocations: 4.868 MB / 461.3 MB, free: 71.28 MB / 362.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06975/0.424, allocations: 76.11 MB / 0.5248 GB, free: 9.5 MB / 378.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.007374/0.4314, allocations: 2.891 MB / 0.5277 GB, free: 6.574 MB / 378.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001841/0.4332, allocations: 0.9922 MB / 0.5286 GB, free: 5.562 MB / 378.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.01344/0.4467, allocations: 7.405 MB / 0.5359 GB, free: 14.16 MB / 394.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.595e-05/0.4467, allocations: 63.39 kB / 0.5359 GB, free: 14.09 MB / 394.7 MB Notification: Performance of pre-optimization done (n=354): time 7.705e-06/0.4467, allocations: 0 / 0.5359 GB, free: 14.09 MB / 394.7 MB Notification: Performance of matching and sorting (n=389): time 0.04505/0.4918, allocations: 15.97 MB / 0.5515 GB, free: 14.05 MB / 410.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001208/0.4919, allocations: 214.2 kB / 0.5517 GB, free: 13.79 MB / 410.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.006816/0.4987, allocations: 5.885 MB / 0.5575 GB, free: 7.863 MB / 410.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0007184/0.4994, allocations: 77.7 kB / 0.5576 GB, free: 7.781 MB / 410.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.003875/0.5033, allocations: 6.385 MB / 0.5638 GB, free: 1.34 MB / 410.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.00238/0.5057, allocations: 1.582 MB / 0.5653 GB, free: 15.75 MB / 426.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.003711/0.5094, allocations: 2.436 MB / 0.5677 GB, free: 13.3 MB / 426.7 MB Notification: Performance of setup shared object (initialization): time 0.000148/0.5095, allocations: 476.8 kB / 0.5682 GB, free: 12.83 MB / 426.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003146/0.5127, allocations: 1.146 MB / 0.5693 GB, free: 11.68 MB / 426.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00932/0.522, allocations: 10.56 MB / 0.5796 GB, free: 12.91 MB / 442.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.1927/0.7147, allocations: 12.71 MB / 0.592 GB, free: 127.1 MB / 442.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0003507/0.7151, allocations: 65.88 kB / 0.5921 GB, free: 127.1 MB / 442.7 MB Notification: Performance of matching and sorting (n=1460) (initialization): time 0.01719/0.7323, allocations: 8.794 MB / 0.6007 GB, free: 125.6 MB / 442.7 MB Notification: Performance of prepare postOptimizeDAE: time 0.0001414/0.7324, allocations: 103.4 kB / 0.6008 GB, free: 125.6 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002552/0.7327, allocations: 216.8 kB / 0.601 GB, free: 125.6 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001187/0.7339, allocations: 0.5995 MB / 0.6016 GB, free: 125.5 MB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004892/0.7388, allocations: 2.407 MB / 0.6039 GB, free: 125.3 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004674/0.7434, allocations: 9.137 MB / 0.6128 GB, free: 117.5 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007314/0.7507, allocations: 451.8 kB / 0.6133 GB, free: 117.5 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.002831/0.7536, allocations: 0.5538 MB / 0.6138 GB, free: 117.5 MB / 442.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1000 * Number of states: 0 () * Number of discrete variables: 51 (fixedFrame1.color_x[3],fixedFrame1.color_x[2],fixedFrame1.color_x[1],fixedFrame2.color_x[3],fixedFrame2.color_x[2],fixedFrame2.color_x[1],fixed.color[3],fixed.color[2],fixed.color[1],torque1.connectionLineColor[3],torque1.connectionLineColor[2],torque1.connectionLineColor[1],torque1.torqueColor[3],torque1.torqueColor[2],torque1.torqueColor[1],cyl2.color[3],cyl2.color[2],cyl2.color[1],cyl2.body.sphereColor[3],cyl2.body.sphereColor[2],cyl2.body.sphereColor[1],cyl1.color[3],cyl1.color[2],cyl1.color[1],cyl1.body.sphereColor[3],cyl1.body.sphereColor[2],cyl1.body.sphereColor[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],gearConstraint.fixedTranslation2.color[3],gearConstraint.fixedTranslation2.color[2],gearConstraint.fixedTranslation2.color[1],gearConstraint.fixedTranslation1.color[3],gearConstraint.fixedTranslation1.color[2],gearConstraint.fixedTranslation1.color[1],gearConstraint.actuatedRevolute_b.cylinderColor[3],gearConstraint.actuatedRevolute_b.cylinderColor[2],gearConstraint.actuatedRevolute_b.cylinderColor[1],gearConstraint.actuatedRevolute_a.cylinderColor[3],gearConstraint.actuatedRevolute_a.cylinderColor[2],gearConstraint.actuatedRevolute_a.cylinderColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1364): * Single equations (assignments): 1351 * Array equations: 9 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 4 systems {(1,2,100.0%), (1,2,100.0%), (2,13,100.0%), (1,6,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.005613/0.7592, allocations: 1.027 MB / 0.6148 GB, free: 117.1 MB / 442.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001679/0.7609, allocations: 0.6721 MB / 0.6155 GB, free: 117.1 MB / 442.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00541/0.7663, allocations: 2.454 MB / 0.6179 GB, free: 116.8 MB / 442.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.99e-05/0.7663, allocations: 42.47 kB / 0.6179 GB, free: 116.8 MB / 442.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.404e-05/0.7664, allocations: 5.094 kB / 0.6179 GB, free: 116.8 MB / 442.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.655e-05/0.7664, allocations: 15.14 kB / 0.6179 GB, free: 116.8 MB / 442.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03043/0.7968, allocations: 10.13 MB / 0.6278 GB, free: 114 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.123e-05/0.7968, allocations: 12 kB / 0.6278 GB, free: 114 MB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001963/0.7988, allocations: 0.4983 MB / 0.6283 GB, free: 113.6 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0009226/0.7997, allocations: 291.3 kB / 0.6286 GB, free: 113.3 MB / 442.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003919/0.8001, allocations: 78.62 kB / 0.6287 GB, free: 113.3 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.003996/0.8041, allocations: 7.997 MB / 0.6365 GB, free: 105.1 MB / 442.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.346e-05/0.8041, allocations: 19.94 kB / 0.6365 GB, free: 105.1 MB / 442.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.008025/0.8122, allocations: 4.162 MB / 0.6406 GB, free: 100.8 MB / 442.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.003141/0.8153, allocations: 0.851 MB / 0.6414 GB, free: 100.1 MB / 442.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001636/0.8169, allocations: 77.92 kB / 0.6415 GB, free: 100 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002066/0.819, allocations: 75.72 kB / 0.6415 GB, free: 99.95 MB / 442.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003727/0.8194, allocations: 253.6 kB / 0.6418 GB, free: 99.8 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001616/0.8195, allocations: 100.9 kB / 0.6419 GB, free: 99.71 MB / 442.7 MB Notification: Performance of sorting global known variables: time 0.003241/0.8228, allocations: 2.303 MB / 0.6441 GB, free: 98.09 MB / 442.7 MB Notification: Performance of sort global known variables: time 2e-07/0.8228, allocations: 0 / 0.6441 GB, free: 98.09 MB / 442.7 MB Notification: Performance of remove unused functions: time 0.008362/0.8311, allocations: 1.944 MB / 0.646 GB, free: 96.16 MB / 442.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 62 * Number of states: 4 (gearConstraint.actuatedRevolute_b.phi,gearConstraint.actuatedRevolute_b.w,inertia1.phi,inertia1.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 (309): * Single equations (assignments): 296 * Array equations: 9 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 4 systems {(2,10,100.0%), (1,2,100.0%), (1,1,100.0%), (1,5,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0007064/0.8318, allocations: 251 kB / 0.6463 GB, free: 95.93 MB / 442.7 MB Notification: Performance of simCode: created initialization part: time 0.007752/0.8396, allocations: 5.617 MB / 0.6517 GB, free: 90.98 MB / 442.7 MB Notification: Performance of simCode: created event and clocks part: time 1.451e-05/0.8396, allocations: 0 / 0.6517 GB, free: 90.98 MB / 442.7 MB Notification: Performance of simCode: created simulation system equations: time 0.001912/0.8415, allocations: 1.862 MB / 0.6536 GB, free: 89.22 MB / 442.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00367/0.8452, allocations: 0.6699 MB / 0.6542 GB, free: 88.63 MB / 442.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02293/0.8681, allocations: 15.53 MB / 0.6694 GB, free: 73.15 MB / 442.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003744/0.8719, allocations: 2.553 MB / 0.6719 GB, free: 70.56 MB / 442.7 MB Notification: Performance of simCode: alias equations: time 0.005281/0.8771, allocations: 0.8935 MB / 0.6727 GB, free: 69.66 MB / 442.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002856/0.88, allocations: 0.9785 MB / 0.6737 GB, free: 68.68 MB / 442.7 MB Notification: Performance of SimCode: time 2.345e-06/0.88, allocations: 0 / 0.6737 GB, free: 68.68 MB / 442.7 MB Notification: Performance of Templates: time 0.0944/0.9744, allocations: 57.69 MB / 0.73 GB, free: 11.06 MB / 442.7 MB " [Timeout remaining time 659] make -j1 -f ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint.makefile [Timeout 660] (rm -f ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint.sim & ./ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint.pipe 2>&1) [Timeout 240] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.MultiBody.Joints.GearConstraint_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/MultiBody/Joints/GearConstraint/GearConstraint.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 5.50693727703765]