Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass.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 0.001991/0.001991, allocations: 85.91 kB / 20.68 MB, free: 1.035 MB / 14.72 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 0.002293/0.002293, allocations: 164.8 kB / 23.96 MB, free: 4.164 MB / 14.72 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 1.518/1.518, allocations: 177.2 MB / 204.3 MB, free: 9.176 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo): time 0.2176/0.2176, allocations: 34.28 MB / 295 MB, free: 14.58 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+maint.om/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(ModelicaTest.MultiBody.Forces.LineForceWithMass,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|revolute1.phi|revolute1.w|revolute2.phi|revolute2.w",fileNamePrefix="ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass") translateModel(ModelicaTest.MultiBody.Forces.LineForceWithMass,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5002,variableFilter="time|revolute1.phi|revolute1.w|revolute2.phi|revolute2.w",fileNamePrefix="ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.232e-06/1.232e-06, allocations: 0 / 442.7 MB, free: 5.395 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.482e-05/2.605e-05, allocations: 5.375 kB / 442.7 MB, free: 5.391 MB / 366.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Forces.LineForceWithMass): time 0.198/0.198, allocations: 13.02 MB / 455.7 MB, free: 12.31 MB / 366.1 MB Notification: Performance of NFInst.instExpressions: time 0.0109/0.2089, allocations: 4.794 MB / 460.5 MB, free: 9.305 MB / 366.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002947/0.2119, allocations: 125.3 kB / 460.6 MB, free: 9.262 MB / 366.1 MB Notification: Performance of NFTyping.typeComponents: time 0.008381/0.2202, allocations: 4.101 MB / 464.7 MB, free: 7.52 MB / 366.1 MB Notification: Performance of NFTyping.typeBindings: time 0.006812/0.2271, allocations: 2.481 MB / 467.2 MB, free: 6.316 MB / 366.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002927/0.23, allocations: 1.279 MB / 468.5 MB, free: 5.773 MB / 366.1 MB Notification: Performance of NFFlatten.flatten: time 0.009094/0.2391, allocations: 7.348 MB / 475.8 MB, free: 1.961 MB / 366.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.006477/0.2456, allocations: 4.302 MB / 480.1 MB, free: 15.04 MB / 382.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.007999/0.2536, allocations: 3.314 MB / 483.5 MB, free: 12.97 MB / 382.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.006685/0.2602, allocations: 3.292 MB / 486.7 MB, free: 9.961 MB / 382.1 MB Notification: Performance of NFPackage.collectConstants: time 0.00179/0.262, allocations: 472 kB / 487.2 MB, free: 9.5 MB / 382.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.004092/0.2661, allocations: 1.494 MB / 488.7 MB, free: 8.004 MB / 382.1 MB Notification: Performance of NFScalarize.scalarize: time 0.004187/0.2703, allocations: 2.906 MB / 491.6 MB, free: 5.09 MB / 382.1 MB Notification: Performance of NFVerifyModel.verify: time 0.004184/0.2745, allocations: 1.768 MB / 493.4 MB, free: 3.316 MB / 382.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01405/0.2885, allocations: 9.572 MB / 0.4912 GB, free: 9.715 MB / 398.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.242e-06/0.2885, allocations: 0 / 0.4912 GB, free: 9.715 MB / 398.1 MB Notification: Performance of FrontEnd: time 1.423e-06/0.2886, allocations: 3.938 kB / 0.4912 GB, free: 9.711 MB / 398.1 MB Notification: Performance of Transformations before backend: time 0.0003159/0.2889, allocations: 0 / 0.4912 GB, free: 9.711 MB / 398.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1941 * Number of variables: 1941 Notification: Performance of Generate backend data structure: time 0.01912/0.308, allocations: 6.878 MB / 0.4979 GB, free: 2.762 MB / 398.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.197e-05/0.308, allocations: 11.97 kB / 0.4979 GB, free: 2.75 MB / 398.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.03225/0.3403, allocations: 3.43 MB / 0.5012 GB, free: 15.31 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01142/0.3517, allocations: 4.042 MB / 0.5052 GB, free: 11.22 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003853/0.3521, allocations: 312.3 kB / 0.5055 GB, free: 10.91 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001885/0.354, allocations: 424.3 kB / 0.5059 GB, free: 10.5 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03038/0.3843, allocations: 14.06 MB / 0.5196 GB, free: 11.51 MB / 430.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002377/0.3846, allocations: 59.53 kB / 0.5197 GB, free: 11.45 MB / 430.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001385/0.386, allocations: 203.8 kB / 0.5199 GB, free: 11.25 MB / 430.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0048/0.3908, allocations: 2.523 MB / 0.5223 GB, free: 8.727 MB / 430.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0288/0.4196, allocations: 11.79 MB / 0.5339 GB, free: 12.93 MB / 446.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.07681/0.4964, allocations: 49.88 MB / 0.5826 GB, free: 9.777 MB / 494.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.01808/0.5145, allocations: 5.493 MB / 0.5879 GB, free: 4.242 MB / 494.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.005353/0.5198, allocations: 3.268 MB / 0.5911 GB, free: 0.9648 MB / 494.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.02559/0.5454, allocations: 12.99 MB / 0.6038 GB, free: 3.922 MB / 0.4981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.926e-05/0.5455, allocations: 64.5 kB / 0.6039 GB, free: 3.852 MB / 0.4981 GB Notification: Performance of pre-optimization done (n=230): time 5.771e-06/0.5455, allocations: 0 / 0.6039 GB, free: 3.852 MB / 0.4981 GB Notification: Performance of matching and sorting (n=267): time 0.1033/0.6488, allocations: 29.4 MB / 0.6326 GB, free: 6.453 MB / 0.5294 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002019/0.649, allocations: 257.3 kB / 0.6328 GB, free: 6.145 MB / 0.5294 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01037/0.6594, allocations: 4.95 MB / 0.6377 GB, free: 1.176 MB / 0.5294 GB Notification: Performance of collectPreVariables (initialization): time 0.0009724/0.6603, allocations: 61.98 kB / 0.6377 GB, free: 1.109 MB / 0.5294 GB Notification: Performance of collectInitialEqns (initialization): time 0.2087/0.8691, allocations: 4.035 MB / 0.6417 GB, free: 169.8 MB / 0.5294 GB Notification: Performance of collectInitialBindings (initialization): time 0.00115/0.8702, allocations: 1.038 MB / 0.6427 GB, free: 169.3 MB / 0.5294 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002006/0.8722, allocations: 1.529 MB / 0.6442 GB, free: 168.9 MB / 0.5294 GB Notification: Performance of setup shared object (initialization): time 3.664e-05/0.8722, allocations: 306.6 kB / 0.6445 GB, free: 168.6 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004228/0.8765, allocations: 2.939 MB / 0.6473 GB, free: 167.6 MB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006051/0.8825, allocations: 7.378 MB / 0.6545 GB, free: 160.7 MB / 0.5294 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01185/0.8944, allocations: 10.98 MB / 0.6653 GB, free: 152.2 MB / 0.5294 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0002626/0.8946, allocations: 42.56 kB / 0.6653 GB, free: 152.2 MB / 0.5294 GB Notification: Performance of matching and sorting (n=1001) (initialization): time 0.02022/0.9148, allocations: 11.02 MB / 0.6761 GB, free: 148.1 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 0.000166/0.915, allocations: 71.19 kB / 0.6761 GB, free: 148.1 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002408/0.9153, allocations: 148.2 kB / 0.6763 GB, free: 148.1 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002781/0.918, allocations: 1.233 MB / 0.6775 GB, free: 147.9 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005906/0.9239, allocations: 1.836 MB / 0.6793 GB, free: 147.6 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.008259/0.9322, allocations: 8.066 MB / 0.6871 GB, free: 142.4 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006071/0.9383, allocations: 497.3 kB / 0.6876 GB, free: 142 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001232/0.9395, allocations: 447.6 kB / 0.688 GB, free: 141.6 MB / 0.5294 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 687 * Number of states: 0 () * Number of discrete variables: 57 (lineForceWithMass.lineShapeColor[3],lineForceWithMass.lineShapeColor[2],lineForceWithMass.lineShapeColor[1],lineForceWithMass.massColor[3],lineForceWithMass.massColor[2],lineForceWithMass.massColor[1],rod4.color[3],rod4.color[2],rod4.color[1],rod3.color[3],rod3.color[2],rod3.color[1],bodyBox2.color[3],bodyBox2.color[2],bodyBox2.color[1],bodyBox2.body.sphereColor[3],bodyBox2.body.sphereColor[2],bodyBox2.body.sphereColor[1],revolute2.cylinderColor[3],revolute2.cylinderColor[2],revolute2.cylinderColor[1],rod2.color[3],rod2.color[2],rod2.color[1],jointUPS.cylinderColor[3],jointUPS.cylinderColor[2],jointUPS.cylinderColor[1],jointUPS.sphereColor[3],jointUPS.sphereColor[2],jointUPS.sphereColor[1],jointUPS.axisColor[3],jointUPS.axisColor[2],jointUPS.axisColor[1],rod1.color[3],rod1.color[2],rod1.color[1],bodyBox1.color[3],bodyBox1.color[2],bodyBox1.color[1],bodyBox1.body.sphereColor[3],bodyBox1.body.sphereColor[2],bodyBox1.body.sphereColor[1],revolute1.cylinderColor[3],revolute1.cylinderColor[2],revolute1.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 (951): * Single equations (assignments): 946 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(2,12,100.0%), (2,12,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.004736/0.9442, allocations: 2.634 MB / 0.6906 GB, free: 139.4 MB / 0.5294 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00108/0.9453, allocations: 448.2 kB / 0.691 GB, free: 138.9 MB / 0.5294 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.008189/0.9535, allocations: 5.059 MB / 0.696 GB, free: 134.8 MB / 0.5294 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.452e-05/0.9536, allocations: 31.94 kB / 0.696 GB, free: 134.8 MB / 0.5294 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.329e-05/0.9536, allocations: 8 kB / 0.696 GB, free: 134.8 MB / 0.5294 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.755e-05/0.9536, allocations: 9.609 kB / 0.696 GB, free: 134.8 MB / 0.5294 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02375/0.9774, allocations: 10.03 MB / 0.7058 GB, free: 124.8 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.6e-05/0.9774, allocations: 0 / 0.7058 GB, free: 124.8 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002686/0.9801, allocations: 0.5032 MB / 0.7063 GB, free: 124.3 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002597/0.9827, allocations: 0.9892 MB / 0.7073 GB, free: 123.3 MB / 0.5294 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003713/0.983, allocations: 47.98 kB / 0.7073 GB, free: 123.3 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00716/0.9902, allocations: 7.44 MB / 0.7146 GB, free: 115.6 MB / 0.5294 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.486e-06/0.9902, allocations: 4.5 kB / 0.7146 GB, free: 115.6 MB / 0.5294 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01101/1.001, allocations: 8.505 MB / 0.7229 GB, free: 107 MB / 0.5294 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001121/1.002, allocations: 445.3 kB / 0.7233 GB, free: 106.6 MB / 0.5294 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009572/1.003, allocations: 40 kB / 0.7234 GB, free: 106.6 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002813/1.006, allocations: 240.2 kB / 0.7236 GB, free: 106.3 MB / 0.5294 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004304/1.007, allocations: 162.4 kB / 0.7237 GB, free: 106.2 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000196/1.007, allocations: 71.81 kB / 0.7238 GB, free: 106.1 MB / 0.5294 GB Notification: Performance of sorting global known variables: time 0.004139/1.011, allocations: 2.906 MB / 0.7267 GB, free: 103.2 MB / 0.5294 GB Notification: Performance of sort global known variables: time 8e-08/1.011, allocations: 0 / 0.7267 GB, free: 103.2 MB / 0.5294 GB Notification: Performance of remove unused functions: time 0.006189/1.017, allocations: 1.487 MB / 0.7281 GB, free: 101.7 MB / 0.5294 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 4 (revolute1.phi,revolute1.w,revolute2.phi,revolute2.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 (227): * Single equations (assignments): 222 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,10,100.0%), (1,10,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0005839/1.018, allocations: 201.1 kB / 0.7283 GB, free: 101.5 MB / 0.5294 GB Notification: Performance of simCode: created initialization part: time 0.009232/1.027, allocations: 6.874 MB / 0.735 GB, free: 94.65 MB / 0.5294 GB Notification: Performance of simCode: created event and clocks part: time 6.862e-06/1.027, allocations: 0 / 0.735 GB, free: 94.65 MB / 0.5294 GB Notification: Performance of simCode: created simulation system equations: time 0.002968/1.03, allocations: 2.297 MB / 0.7373 GB, free: 92.33 MB / 0.5294 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00436/1.034, allocations: 0.5309 MB / 0.7378 GB, free: 91.82 MB / 0.5294 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02278/1.057, allocations: 12.84 MB / 0.7503 GB, free: 78.97 MB / 0.5294 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004932/1.062, allocations: 3.585 MB / 0.7538 GB, free: 75.36 MB / 0.5294 GB Notification: Performance of simCode: alias equations: time 0.005165/1.067, allocations: 2.346 MB / 0.7561 GB, free: 73 MB / 0.5294 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001357/1.068, allocations: 308.4 kB / 0.7564 GB, free: 72.7 MB / 0.5294 GB Notification: Performance of SimCode: time 1.183e-06/1.068, allocations: 0 / 0.7564 GB, free: 72.7 MB / 0.5294 GB Notification: Performance of Templates: time 0.07539/1.144, allocations: 45.5 MB / 0.8008 GB, free: 27.81 MB / 0.5294 GB " [Timeout remaining time 659] make -j1 -f ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass.makefile [Timeout 660] (rm -f ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass.pipe ; mkfifo ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass.pipe ; head -c 1048576 < ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass.pipe >> ../files/ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass.sim & ./ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass.pipe 2>&1) [Timeout 480] diffSimulationResults("ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/MultiBody/Forces/LineForceWithMass/LineForceWithMass.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.1.0_ModelicaTest.MultiBody.Forces.LineForceWithMass.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: 7.660152900964022]