Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001555/0.001555, allocations: 117.7 kB / 17.74 MB, free: 5.355 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001731/0.001731, allocations: 182.9 kB / 20.68 MB, free: 2.426 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.564/1.564, allocations: 222.9 MB / 246.4 MB, free: 4.203 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo): time 1.281/1.281, allocations: 119.3 MB / 417.9 MB, free: 12.01 MB / 350.1 MB " [Timeout remaining time 178] Using package ScalableTestSuite with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="der.x.100..|der.x.1..|der.x.2..|der.x.3..|der.x.4..|der.x.5..|time|time|x.100.|x.1.|x.2.|x.3.|x.4.|x.5.",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100") translateModel(ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="der.x.100..|der.x.1..|der.x.2..|der.x.3..|der.x.4..|der.x.5..|time|time|x.100.|x.1.|x.2.|x.3.|x.4.|x.5.",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.001973/0.001973, allocations: 67.88 kB / 0.5808 GB, free: 11.33 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7491/0.7511, allocations: 80.69 MB / 0.6596 GB, free: 13.9 MB / 0.4983 GB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100): time 0.002154/0.7533, allocations: 1.192 MB / 0.6608 GB, free: 12.96 MB / 0.4983 GB Notification: Performance of NFInst.instExpressions: time 0.0001708/0.7535, allocations: 25.42 kB / 0.6608 GB, free: 12.94 MB / 0.4983 GB Notification: Performance of NFInst.updateImplicitVariability: time 3.455e-05/0.7535, allocations: 0.9375 kB / 0.6608 GB, free: 12.94 MB / 0.4983 GB Notification: Performance of NFTyping.typeComponents: time 8.667e-05/0.7536, allocations: 0 / 0.6608 GB, free: 12.94 MB / 0.4983 GB Notification: Performance of NFTyping.typeBindings: time 3.674e-05/0.7537, allocations: 4.906 kB / 0.6608 GB, free: 12.93 MB / 0.4983 GB Notification: Performance of NFTyping.typeClassSections: time 0.0001518/0.7538, allocations: 13.77 kB / 0.6608 GB, free: 12.92 MB / 0.4983 GB Notification: Performance of NFFlatten.flatten: time 0.0004983/0.7543, allocations: 499.9 kB / 0.6613 GB, free: 12.67 MB / 0.4983 GB Notification: Performance of NFFlatten.resolveConnections: time 6.913e-05/0.7544, allocations: 4.594 kB / 0.6613 GB, free: 12.67 MB / 0.4983 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001837/0.7546, allocations: 169.3 kB / 0.6614 GB, free: 12.61 MB / 0.4983 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003026/0.7549, allocations: 206.9 kB / 0.6616 GB, free: 12.48 MB / 0.4983 GB Notification: Performance of NFPackage.collectConstants: time 7.945e-05/0.755, allocations: 24.91 kB / 0.6617 GB, free: 12.48 MB / 0.4983 GB Notification: Performance of NFFlatten.collectFunctions: time 6.812e-05/0.7551, allocations: 24.91 kB / 0.6617 GB, free: 12.48 MB / 0.4983 GB Notification: Performance of NFScalarize.scalarize: time 0.0001582/0.7552, allocations: 162 kB / 0.6618 GB, free: 12.39 MB / 0.4983 GB Notification: Performance of NFVerifyModel.verify: time 0.0002048/0.7554, allocations: 186.4 kB / 0.662 GB, free: 12.27 MB / 0.4983 GB Notification: Performance of NFConvertDAE.convert: time 0.0003528/0.7558, allocations: 341.2 kB / 0.6623 GB, free: 12.08 MB / 0.4983 GB Notification: Performance of FrontEnd - DAE generated: time 3.827e-06/0.7558, allocations: 0 / 0.6623 GB, free: 12.08 MB / 0.4983 GB Notification: Performance of FrontEnd: time 1.363e-06/0.7558, allocations: 1.25 kB / 0.6623 GB, free: 12.08 MB / 0.4983 GB Notification: Performance of Transformations before backend: time 7.654e-06/0.7558, allocations: 0 / 0.6623 GB, free: 12.08 MB / 0.4983 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 101 * Number of variables: 101 Notification: Performance of Generate backend data structure: time 0.001769/0.7576, allocations: 0.9007 MB / 0.6632 GB, free: 11.41 MB / 0.4983 GB Notification: Performance of prepare preOptimizeDAE: time 4.711e-05/0.7576, allocations: 13.92 kB / 0.6632 GB, free: 11.41 MB / 0.4983 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001226/0.7578, allocations: 42.58 kB / 0.6633 GB, free: 11.39 MB / 0.4983 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002956/0.7581, allocations: 277.9 kB / 0.6635 GB, free: 11.13 MB / 0.4983 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.067e-05/0.7581, allocations: 29.78 kB / 0.6636 GB, free: 11.12 MB / 0.4983 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001223/0.7582, allocations: 89.8 kB / 0.6637 GB, free: 11.07 MB / 0.4983 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007681/0.759, allocations: 0.5226 MB / 0.6642 GB, free: 10.77 MB / 0.4983 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.434e-05/0.759, allocations: 4.188 kB / 0.6642 GB, free: 10.77 MB / 0.4983 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.557e-05/0.7591, allocations: 19.72 kB / 0.6642 GB, free: 10.75 MB / 0.4983 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.518e-05/0.7591, allocations: 14.08 kB / 0.6642 GB, free: 10.75 MB / 0.4983 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004572/0.7596, allocations: 302.4 kB / 0.6645 GB, free: 10.61 MB / 0.4983 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001612/0.7612, allocations: 1.053 MB / 0.6655 GB, free: 9.949 MB / 0.4983 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001592/0.7628, allocations: 1.099 MB / 0.6666 GB, free: 9.453 MB / 0.4983 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004924/0.7633, allocations: 357.5 kB / 0.6669 GB, free: 9.289 MB / 0.4983 GB Notification: Performance of preOpt evalFunc (simulation): time 4.883e-05/0.7634, allocations: 11.59 kB / 0.6669 GB, free: 9.289 MB / 0.4983 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.3e-05/0.7634, allocations: 43.25 kB / 0.667 GB, free: 9.242 MB / 0.4983 GB Notification: Performance of pre-optimization done (n=100): time 2.164e-06/0.7634, allocations: 0 / 0.667 GB, free: 9.242 MB / 0.4983 GB Notification: Performance of matching and sorting (n=100): time 0.001875/0.7653, allocations: 1.148 MB / 0.6681 GB, free: 8.719 MB / 0.4983 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.723e-05/0.7653, allocations: 63.03 kB / 0.6682 GB, free: 8.656 MB / 0.4983 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 8.72e-05/0.7654, allocations: 99.66 kB / 0.6683 GB, free: 8.555 MB / 0.4983 GB Notification: Performance of collectPreVariables (initialization): time 4.447e-05/0.7655, allocations: 52.8 kB / 0.6683 GB, free: 8.5 MB / 0.4983 GB Notification: Performance of collectInitialEqns (initialization): time 3.861e-05/0.7655, allocations: 91.25 kB / 0.6684 GB, free: 8.406 MB / 0.4983 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002851/0.7658, allocations: 0.4926 MB / 0.6689 GB, free: 7.965 MB / 0.4983 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003341/0.7662, allocations: 248.8 kB / 0.6691 GB, free: 7.832 MB / 0.4983 GB Notification: Performance of setup shared object (initialization): time 6.756e-05/0.7662, allocations: 307.6 kB / 0.6694 GB, free: 7.527 MB / 0.4983 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008473/0.7671, allocations: 0.5945 MB / 0.67 GB, free: 7.258 MB / 0.4983 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009729/0.7681, allocations: 0.7156 MB / 0.6707 GB, free: 6.91 MB / 0.4983 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001761/0.7698, allocations: 1.245 MB / 0.6719 GB, free: 6.316 MB / 0.4983 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.838e-06/0.7698, allocations: 0 / 0.6719 GB, free: 6.316 MB / 0.4983 GB Notification: Performance of matching and sorting (n=201) (initialization): time 0.002211/0.7721, allocations: 1.614 MB / 0.6735 GB, free: 5.586 MB / 0.4983 GB Notification: Performance of prepare postOptimizeDAE: time 2.515e-05/0.7721, allocations: 4.125 kB / 0.6735 GB, free: 5.586 MB / 0.4983 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.134e-05/0.7721, allocations: 5.359 kB / 0.6735 GB, free: 5.582 MB / 0.4983 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.622e-05/0.7721, allocations: 6.875 kB / 0.6735 GB, free: 5.582 MB / 0.4983 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001709/0.7739, allocations: 0.5099 MB / 0.674 GB, free: 5.477 MB / 0.4983 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.852e-05/0.7739, allocations: 7 kB / 0.674 GB, free: 5.477 MB / 0.4983 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004471/0.7743, allocations: 156.4 kB / 0.6742 GB, free: 5.359 MB / 0.4983 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.945e-05/0.7744, allocations: 48 kB / 0.6742 GB, free: 5.344 MB / 0.4983 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 2 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (201): * Single equations (assignments): 201 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.00026/0.7747, allocations: 218.8 kB / 0.6744 GB, free: 5.156 MB / 0.4983 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001007/0.7748, allocations: 37 kB / 0.6744 GB, free: 5.141 MB / 0.4983 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001876/0.775, allocations: 88.98 kB / 0.6745 GB, free: 5.055 MB / 0.4983 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.197e-05/0.775, allocations: 10.31 kB / 0.6745 GB, free: 5.055 MB / 0.4983 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.909e-05/0.775, allocations: 3.938 kB / 0.6745 GB, free: 5.051 MB / 0.4983 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.306e-06/0.775, allocations: 3.984 kB / 0.6745 GB, free: 5.047 MB / 0.4983 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007513/0.7758, allocations: 0.5587 MB / 0.6751 GB, free: 4.629 MB / 0.4983 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.096e-06/0.7758, allocations: 0 / 0.6751 GB, free: 4.629 MB / 0.4983 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002473/0.7783, allocations: 0.5111 MB / 0.6756 GB, free: 4.523 MB / 0.4983 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.015e-05/0.7783, allocations: 7.625 kB / 0.6756 GB, free: 4.52 MB / 0.4983 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001118/0.7784, allocations: 59.31 kB / 0.6757 GB, free: 4.492 MB / 0.4983 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.055e-06/0.7784, allocations: 7.672 kB / 0.6757 GB, free: 4.488 MB / 0.4983 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.066e-06/0.7784, allocations: 0.9375 kB / 0.6757 GB, free: 4.488 MB / 0.4983 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001832/0.7803, allocations: 1.351 MB / 0.677 GB, free: 3.828 MB / 0.4983 GB Notification: Performance of postOpt removeConstants (simulation): time 6.284e-05/0.7804, allocations: 125.3 kB / 0.6771 GB, free: 3.699 MB / 0.4983 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001159/0.7805, allocations: 52.98 kB / 0.6772 GB, free: 3.676 MB / 0.4983 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004229/0.7809, allocations: 66.64 kB / 0.6772 GB, free: 3.633 MB / 0.4983 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000121/0.781, allocations: 60.66 kB / 0.6773 GB, free: 3.602 MB / 0.4983 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.747e-05/0.7811, allocations: 32.2 kB / 0.6773 GB, free: 3.59 MB / 0.4983 GB Notification: Performance of sorting global known variables: time 3.263e-05/0.7811, allocations: 81.8 kB / 0.6774 GB, free: 3.512 MB / 0.4983 GB Notification: Performance of sort global known variables: time 1e-07/0.7811, allocations: 1.25 kB / 0.6774 GB, free: 3.512 MB / 0.4983 GB Notification: Performance of remove unused functions: time 0.0005599/0.7817, allocations: 208.5 kB / 0.6776 GB, free: 3.477 MB / 0.4983 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 100 (x[1],x[2],x[3],x[4],x[5],x[6],x[7],x[8],x[9],x[10],x[11],x[12],x[13],x[14],x[15],x[16],x[17],x[18],x[19],x[20],x[21],x[22],x[23],x[24],x[25],x[26],x[27],x[28],x[29],x[30],x[31],x[32],x[33],x[34],x[35],x[36],x[37],x[38],x[39],x[40],x[41],x[42],x[43],x[44],x[45],x[46],x[47],x[48],x[49],x[50],x[51],x[52],x[53],x[54],x[55],x[56],x[57],x[58],x[59],x[60],x[61],x[62],x[63],x[64],x[65],x[66],x[67],x[68],x[69],x[70],x[71],x[72],x[73],x[74],x[75],x[76],x[77],x[78],x[79],x[80],x[81],x[82],x[83],x[84],x[85],x[86],x[87],x[88],x[89],x[90],x[91],x[92],x[93],x[94],x[95],x[96],x[97],x[98],x[99],x[100]) * 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 (100): * Single equations (assignments): 100 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0002245/0.7819, allocations: 184.8 kB / 0.6778 GB, free: 3.332 MB / 0.4983 GB Notification: Performance of simCode: created initialization part: time 0.001715/0.7837, allocations: 1.192 MB / 0.6789 GB, free: 2.766 MB / 0.4983 GB Notification: Performance of simCode: created event and clocks part: time 3.136e-06/0.7837, allocations: 0 / 0.6789 GB, free: 2.766 MB / 0.4983 GB Notification: Performance of simCode: created simulation system equations: time 0.0004497/0.7841, allocations: 449.4 kB / 0.6793 GB, free: 2.324 MB / 0.4983 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003198/0.7845, allocations: 35.94 kB / 0.6794 GB, free: 2.289 MB / 0.4983 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002237/0.7867, allocations: 2.59 MB / 0.6819 GB, free: 15.67 MB / 0.5139 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007498/0.7875, allocations: 0.9221 MB / 0.6828 GB, free: 14.71 MB / 0.5139 GB Notification: Performance of simCode: alias equations: time 0.0008491/0.7883, allocations: 389.1 kB / 0.6832 GB, free: 14.33 MB / 0.5139 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002/0.7885, allocations: 51.44 kB / 0.6832 GB, free: 14.28 MB / 0.5139 GB Notification: Performance of SimCode: time 4.71e-07/0.7885, allocations: 0 / 0.6832 GB, free: 14.28 MB / 0.5139 GB Notification: Performance of Templates: time 0.01451/0.8031, allocations: 6.5 MB / 0.6896 GB, free: 7.805 MB / 0.5139 GB " [Timeout remaining time 299] make -j1 -f ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100.makefile [Timeout 300] (rm -f ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100.pipe ; mkfifo ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100.pipe ; head -c 1048576 < ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100.pipe >> ../files/ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100.sim & ./ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100 -s=ida -abortSlowSimulation -alarm=300 -emit_protected -lv LOG_STATS > ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100.pipe 2>&1) [Timeout 300] diffSimulationResults("ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork_2/OpenModelicaLibraryTesting/ReferenceFiles/ScalableTestSuite/ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork_2/OpenModelicaLibraryTesting/files/ScalableTestSuite_noopt_ScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_100.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: 7.12063800287433]