Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint.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 0.0009833/0.0009833, allocations: 78.66 kB / 21.42 MB, free: 3.07 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 0.0008296/0.0008296, allocations: 169 kB / 24.82 MB, free: 8.922 MB / 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 0.8949/0.8949, allocations: 158.6 MB / 186.7 MB, free: 2.766 MB / 170.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower master/package.mo): time 0.17/0.17, allocations: 36.34 MB / 275.4 MB, free: 10.47 MB / 266.7 MB " [Timeout remaining time 180] Using package ThermoPower with version 3.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower master/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(ThermoPower.Test.GasComponents.TestGasValveOpPoint,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint") translateModel(ThermoPower.Test.GasComponents.TestGasValveOpPoint,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.713e-06/1.713e-06, allocations: 0 / 354.3 MB, free: 3.156 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.308e-05/1.479e-05, allocations: 5.688 kB / 354.3 MB, free: 3.152 MB / 282.7 MB Notification: Performance of NFInst.instantiate(ThermoPower.Test.GasComponents.TestGasValveOpPoint): time 0.2973/0.2973, allocations: 146.7 MB / 0.4893 GB, free: 4.113 MB / 362.7 MB Notification: Performance of NFInst.instExpressions: time 0.00297/0.3003, allocations: 2.165 MB / 0.4914 GB, free: 3.086 MB / 362.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.000344/0.3006, allocations: 29.31 kB / 0.4914 GB, free: 3.07 MB / 362.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0004235/0.301, allocations: 256.5 kB / 0.4916 GB, free: 2.848 MB / 362.7 MB Notification: Performance of NFTyping.typeBindings: time 0.0008911/0.3019, allocations: 0.9046 MB / 0.4925 GB, free: 2.094 MB / 362.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.001397/0.3033, allocations: 1.178 MB / 0.4937 GB, free: 1.203 MB / 362.7 MB Notification: Performance of NFFlatten.flatten: time 0.001802/0.3051, allocations: 2.941 MB / 0.4966 GB, free: 15.5 MB / 378.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0008762/0.306, allocations: 0.88 MB / 0.4974 GB, free: 14.87 MB / 378.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001384/0.3074, allocations: 1.463 MB / 0.4988 GB, free: 13.71 MB / 378.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0009171/0.3083, allocations: 0.8998 MB / 0.4997 GB, free: 12.8 MB / 378.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0002003/0.3085, allocations: 148 kB / 0.4999 GB, free: 12.66 MB / 378.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001033/0.3095, allocations: 454.9 kB / 0.5003 GB, free: 12.21 MB / 378.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0004398/0.31, allocations: 0.8729 MB / 0.5011 GB, free: 11.34 MB / 378.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0005295/0.3105, allocations: 0.7915 MB / 0.5019 GB, free: 10.55 MB / 378.7 MB Notification: Performance of NFConvertDAE.convert: time 0.001355/0.3118, allocations: 1.99 MB / 0.5039 GB, free: 8.551 MB / 378.7 MB Notification: Performance of FrontEnd - DAE generated: time 2.214e-06/0.3118, allocations: 0 / 0.5039 GB, free: 8.551 MB / 378.7 MB Notification: Performance of FrontEnd: time 1.232e-06/0.3119, allocations: 0 / 0.5039 GB, free: 8.551 MB / 378.7 MB Notification: Performance of Transformations before backend: time 1.176e-05/0.3119, allocations: 0 / 0.5039 GB, free: 8.551 MB / 378.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 340 * Number of variables: 340 Notification: Performance of Generate backend data structure: time 0.001907/0.3138, allocations: 2.11 MB / 0.5059 GB, free: 6.395 MB / 378.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.565e-05/0.3138, allocations: 8.031 kB / 0.5059 GB, free: 6.387 MB / 378.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008273/0.3146, allocations: 0.5028 MB / 0.5064 GB, free: 5.883 MB / 378.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001087/0.3157, allocations: 0.7762 MB / 0.5072 GB, free: 5.078 MB / 378.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.64e-05/0.3158, allocations: 107 kB / 0.5073 GB, free: 4.973 MB / 378.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001567/0.3159, allocations: 156.4 kB / 0.5074 GB, free: 4.82 MB / 378.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001538/0.3175, allocations: 2.281 MB / 0.5097 GB, free: 2.211 MB / 378.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.886e-05/0.3175, allocations: 7.922 kB / 0.5097 GB, free: 2.203 MB / 378.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001013/0.3176, allocations: 68 kB / 0.5097 GB, free: 2.137 MB / 378.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.807e-05/0.3176, allocations: 35.94 kB / 0.5098 GB, free: 2.102 MB / 378.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005296/0.3181, allocations: 479.5 kB / 0.5102 GB, free: 1.633 MB / 378.7 MB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.00395/0.3221, allocations: 3.209 MB / 0.5134 GB, free: 14.38 MB / 394.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0009291/0.323, allocations: 0.5945 MB / 0.5139 GB, free: 13.77 MB / 394.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004304/0.3234, allocations: 134.8 kB / 0.5141 GB, free: 13.63 MB / 394.7 MB Notification: Performance of preOpt evalFunc (simulation): time 3.742e-05/0.3235, allocations: 23.94 kB / 0.5141 GB, free: 13.61 MB / 394.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.054e-05/0.3235, allocations: 65.34 kB / 0.5141 GB, free: 13.53 MB / 394.7 MB Notification: Performance of pre-optimization done (n=62): time 1.432e-06/0.3235, allocations: 0 / 0.5141 GB, free: 13.53 MB / 394.7 MB Notification: Performance of matching and sorting (n=62): time 0.002423/0.3259, allocations: 1.25 MB / 0.5154 GB, free: 12.27 MB / 394.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 2.79e-05/0.326, allocations: 81.11 kB / 0.5154 GB, free: 12.17 MB / 394.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004512/0.3264, allocations: 0.733 MB / 0.5162 GB, free: 11.42 MB / 394.7 MB Notification: Performance of collectPreVariables (initialization): time 5.807e-05/0.3265, allocations: 45.7 kB / 0.5162 GB, free: 11.37 MB / 394.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002945/0.3268, allocations: 0.725 MB / 0.5169 GB, free: 10.64 MB / 394.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001144/0.3269, allocations: 226 kB / 0.5171 GB, free: 10.41 MB / 394.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001903/0.3271, allocations: 196.1 kB / 0.5173 GB, free: 10.21 MB / 394.7 MB Notification: Performance of setup shared object (initialization): time 0.0001754/0.3273, allocations: 0.578 MB / 0.5179 GB, free: 9.625 MB / 394.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002052/0.3275, allocations: 143.6 kB / 0.518 GB, free: 9.48 MB / 394.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002659/0.3277, allocations: 329.1 kB / 0.5183 GB, free: 9.082 MB / 394.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004344/0.3282, allocations: 470 kB / 0.5188 GB, free: 8.551 MB / 394.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.908e-06/0.3282, allocations: 8 kB / 0.5188 GB, free: 8.543 MB / 394.7 MB Notification: Performance of matching and sorting (n=110) (initialization): time 0.0008395/0.329, allocations: 0.7185 MB / 0.5195 GB, free: 7.805 MB / 394.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.261e-05/0.329, allocations: 8.5 kB / 0.5195 GB, free: 7.797 MB / 394.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.454e-06/0.329, allocations: 8 kB / 0.5195 GB, free: 7.789 MB / 394.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.00231/0.3313, allocations: 0.812 MB / 0.5203 GB, free: 6.969 MB / 394.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004752/0.3318, allocations: 219.7 kB / 0.5205 GB, free: 6.754 MB / 394.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002425/0.3342, allocations: 5.406 MB / 0.5258 GB, free: 1.172 MB / 394.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004627/0.3347, allocations: 111.3 kB / 0.5259 GB, free: 1.062 MB / 394.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.781e-05/0.3348, allocations: 39.97 kB / 0.5259 GB, free: 1.023 MB / 394.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0002943/0.335, allocations: 252.8 kB / 0.5262 GB, free: 0.7695 MB / 394.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002603/0.3353, allocations: 358.8 kB / 0.5265 GB, free: 336 kB / 394.7 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0004062/0.3357, allocations: 487 kB / 0.527 GB, free: 15.76 MB / 410.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.244e-06/0.3357, allocations: 0 / 0.527 GB, free: 15.76 MB / 410.7 MB Notification: Performance of matching and sorting (n=110) (initialization_lambda0): time 0.0008204/0.3365, allocations: 0.698 MB / 0.5277 GB, free: 15.05 MB / 410.7 MB Notification: Performance of prepare postOptimizeDAE: time 8.325e-06/0.3365, allocations: 4 kB / 0.5277 GB, free: 15.05 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.829e-06/0.3365, allocations: 8 kB / 0.5277 GB, free: 15.04 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.000215/0.3368, allocations: 115.5 kB / 0.5278 GB, free: 14.92 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008377/0.3376, allocations: 267.6 kB / 0.528 GB, free: 14.66 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002986/0.3406, allocations: 7.692 MB / 0.5355 GB, free: 6.625 MB / 410.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004262/0.341, allocations: 103.5 kB / 0.5356 GB, free: 6.523 MB / 410.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.059e-05/0.3411, allocations: 35.98 kB / 0.5357 GB, free: 6.488 MB / 410.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 18 * 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 (86): * Single equations (assignments): 80 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 4 * Torn equation systems: 2 * 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): 4 systems {1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,12), (1,12)} Notification: Performance of prepare postOptimizeDAE: time 0.0002376/0.3413, allocations: 323.9 kB / 0.536 GB, free: 6.164 MB / 410.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001516/0.3415, allocations: 123.4 kB / 0.5361 GB, free: 6.043 MB / 410.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0007518/0.3422, allocations: 0.5867 MB / 0.5367 GB, free: 5.441 MB / 410.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.63e-06/0.3422, allocations: 8 kB / 0.5367 GB, free: 5.434 MB / 410.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.244e-06/0.3422, allocations: 0 / 0.5367 GB, free: 5.434 MB / 410.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.184e-06/0.3422, allocations: 7.297 kB / 0.5367 GB, free: 5.43 MB / 410.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001626/0.3438, allocations: 1.476 MB / 0.5381 GB, free: 3.887 MB / 410.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.537e-06/0.3439, allocations: 3.984 kB / 0.5381 GB, free: 3.883 MB / 410.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002093/0.3441, allocations: 107.8 kB / 0.5382 GB, free: 3.777 MB / 410.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.001833/0.3459, allocations: 0.6435 MB / 0.5389 GB, free: 3.125 MB / 410.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.77e-05/0.3459, allocations: 19.98 kB / 0.5389 GB, free: 3.105 MB / 410.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002073/0.348, allocations: 5.412 MB / 0.5442 GB, free: 13.52 MB / 426.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.575e-06/0.348, allocations: 4 kB / 0.5442 GB, free: 13.51 MB / 426.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008033/0.3488, allocations: 0.895 MB / 0.5451 GB, free: 12.56 MB / 426.7 MB Notification: Performance of postOpt removeConstants (simulation): time 9.896e-05/0.3489, allocations: 107.2 kB / 0.5452 GB, free: 12.46 MB / 426.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.264e-05/0.349, allocations: 19.94 kB / 0.5452 GB, free: 12.44 MB / 426.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004765/0.3494, allocations: 75.92 kB / 0.5452 GB, free: 12.36 MB / 426.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.719e-05/0.3495, allocations: 51.89 kB / 0.5453 GB, free: 12.31 MB / 426.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.439e-05/0.3496, allocations: 63.92 kB / 0.5454 GB, free: 12.25 MB / 426.7 MB Notification: Performance of sorting global known variables: time 0.0002537/0.3498, allocations: 434.8 kB / 0.5458 GB, free: 11.83 MB / 426.7 MB Notification: Performance of sort global known variables: time 6e-08/0.3498, allocations: 0 / 0.5458 GB, free: 11.83 MB / 426.7 MB Notification: Performance of remove unused functions: time 0.001329/0.3512, allocations: 0.9001 MB / 0.5467 GB, free: 10.93 MB / 426.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * 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 simulation (46): * Single equations (assignments): 40 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 4 * Torn equation systems: 2 * 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): 4 systems {1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,13), (1,14)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0003705/0.3515, allocations: 248 kB / 0.5469 GB, free: 10.68 MB / 426.7 MB Notification: Performance of simCode: created initialization part: time 0.001306/0.3528, allocations: 1.151 MB / 0.548 GB, free: 9.492 MB / 426.7 MB Notification: Performance of simCode: created event and clocks part: time 2.916e-06/0.3528, allocations: 1.156 kB / 0.548 GB, free: 9.492 MB / 426.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0003239/0.3532, allocations: 257.7 kB / 0.5483 GB, free: 9.238 MB / 426.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00111/0.3543, allocations: 478.1 kB / 0.5487 GB, free: 8.773 MB / 426.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002416/0.3567, allocations: 2.014 MB / 0.5507 GB, free: 6.688 MB / 426.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001988/0.3569, allocations: 286 kB / 0.551 GB, free: 6.383 MB / 426.7 MB Notification: Performance of simCode: alias equations: time 0.0004721/0.3574, allocations: 190 kB / 0.5511 GB, free: 6.195 MB / 426.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001046/0.3584, allocations: 0.6536 MB / 0.5518 GB, free: 5.539 MB / 426.7 MB Notification: Performance of SimCode: time 7.61e-07/0.3584, allocations: 0 / 0.5518 GB, free: 5.539 MB / 426.7 MB Notification: Performance of Templates: time 0.02842/0.3868, allocations: 29.12 MB / 0.5802 GB, free: 8.305 MB / 458.7 MB " [Timeout remaining time 660] make -j1 -f ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint.makefile [Timeout 660] (rm -f ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint.pipe ; mkfifo ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint.pipe ; head -c 1048576 < ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint.pipe >> ../files/ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint.sim & ./ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint -abortSlowSimulation -alarm=240 -lv LOG_STATS > ThermoPower_ThermoPower.Test.GasComponents.TestGasValveOpPoint.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 4.1241795108653605]