Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn.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 0.001303/0.001303, allocations: 118.2 kB / 17.13 MB, free: 5.945 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 0.001385/0.001385, allocations: 209.5 kB / 20.09 MB, free: 2.996 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 1.466/1.466, allocations: 230.6 MB / 253.5 MB, free: 15.11 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 2.886/2.886, allocations: 0.49 GB / 0.7923 GB, free: 1.305 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/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(Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|win.TIn|win.occ|win.pOpen|win.on",fileNamePrefix="Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn") translateModel(Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|win.TIn|win.occ|win.pOpen|win.on",fileNamePrefix="Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn") [Timeout 300] "Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002035/0.002035, allocations: 71.88 kB / 1.15 GB, free: 14.91 MB / 0.9356 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.997/0.999, allocations: 176.1 MB / 1.322 GB, free: 25.05 MB / 1.061 GB Notification: Performance of NFInst.instantiate(Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn): time 0.002129/1.001, allocations: 1.55 MB / 1.323 GB, free: 23.97 MB / 1.061 GB Notification: Performance of NFInst.instExpressions: time 0.0009792/1.002, allocations: 0.7724 MB / 1.324 GB, free: 23.45 MB / 1.061 GB Notification: Performance of NFInst.updateImplicitVariability: time 4.544e-05/1.002, allocations: 2.5 kB / 1.324 GB, free: 23.45 MB / 1.061 GB Notification: Performance of NFTyping.typeComponents: time 7.85e-05/1.002, allocations: 11.25 kB / 1.324 GB, free: 23.44 MB / 1.061 GB Notification: Performance of NFTyping.typeBindings: time 3.145e-05/1.002, allocations: 22.64 kB / 1.324 GB, free: 23.42 MB / 1.061 GB Notification: Performance of NFTyping.typeClassSections: time 0.000395/1.003, allocations: 132.2 kB / 1.324 GB, free: 23.35 MB / 1.061 GB Notification: Performance of NFFlatten.flatten: time 0.0001108/1.003, allocations: 111.1 kB / 1.324 GB, free: 23.3 MB / 1.061 GB Notification: Performance of NFFlatten.resolveConnections: time 7.153e-05/1.003, allocations: 14.92 kB / 1.324 GB, free: 23.3 MB / 1.061 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001074/1.003, allocations: 58.38 kB / 1.325 GB, free: 23.27 MB / 1.061 GB Notification: Performance of NFSimplifyModel.simplify: time 6.485e-05/1.003, allocations: 53.56 kB / 1.325 GB, free: 23.25 MB / 1.061 GB Notification: Performance of NFPackage.collectConstants: time 1.828e-05/1.003, allocations: 10.56 kB / 1.325 GB, free: 23.25 MB / 1.061 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001468/1.003, allocations: 100 kB / 1.325 GB, free: 23.22 MB / 1.061 GB Notification: Performance of NFScalarize.scalarize: time 4.354e-05/1.003, allocations: 46.91 kB / 1.325 GB, free: 23.2 MB / 1.061 GB Notification: Performance of NFVerifyModel.verify: time 4.594e-05/1.003, allocations: 68.89 kB / 1.325 GB, free: 23.15 MB / 1.061 GB Notification: Performance of NFConvertDAE.convert: time 0.000201/1.004, allocations: 209.5 kB / 1.325 GB, free: 23.07 MB / 1.061 GB Notification: Performance of FrontEnd - DAE generated: time 3.918e-06/1.004, allocations: 4 kB / 1.325 GB, free: 23.07 MB / 1.061 GB Notification: Performance of FrontEnd: time 1.183e-06/1.004, allocations: 0 / 1.325 GB, free: 23.07 MB / 1.061 GB Notification: Performance of Transformations before backend: time 9.278e-06/1.004, allocations: 2.875 kB / 1.325 GB, free: 23.07 MB / 1.061 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 42 * Number of variables: 42 Notification: Performance of Generate backend data structure: time 0.0005413/1.004, allocations: 0.5208 MB / 1.326 GB, free: 22.57 MB / 1.061 GB Notification: Performance of prepare preOptimizeDAE: time 2.734e-05/1.004, allocations: 14.86 kB / 1.326 GB, free: 22.57 MB / 1.061 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0004947/1.005, allocations: 58.95 kB / 1.326 GB, free: 22.55 MB / 1.061 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001634/1.005, allocations: 205.1 kB / 1.326 GB, free: 22.33 MB / 1.061 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.801e-05/1.005, allocations: 3.062 kB / 1.326 GB, free: 22.33 MB / 1.061 GB Notification: Performance of preOpt expandDerOperator (simulation): time 2.142e-05/1.005, allocations: 5.625 kB / 1.326 GB, free: 22.33 MB / 1.061 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002945/1.005, allocations: 217.7 kB / 1.326 GB, free: 22.24 MB / 1.061 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.587e-06/1.005, allocations: 0 / 1.326 GB, free: 22.24 MB / 1.061 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.431e-05/1.005, allocations: 3.984 kB / 1.326 GB, free: 22.24 MB / 1.061 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.167e-06/1.005, allocations: 0 / 1.326 GB, free: 22.24 MB / 1.061 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002027/1.005, allocations: 129.9 kB / 1.326 GB, free: 22.19 MB / 1.061 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0006255/1.006, allocations: 384.8 kB / 1.326 GB, free: 21.88 MB / 1.061 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001842/1.006, allocations: 126.5 kB / 1.327 GB, free: 21.81 MB / 1.061 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001504/1.006, allocations: 109.4 kB / 1.327 GB, free: 21.77 MB / 1.061 GB Notification: Performance of preOpt evalFunc (simulation): time 1.945e-05/1.006, allocations: 2.812 kB / 1.327 GB, free: 21.77 MB / 1.061 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002943/1.007, allocations: 239.4 kB / 1.327 GB, free: 21.65 MB / 1.061 GB Notification: Performance of pre-optimization done (n=41): time 1.202e-06/1.007, allocations: 0 / 1.327 GB, free: 21.65 MB / 1.061 GB Notification: Performance of matching and sorting (n=41): time 0.001042/1.008, allocations: 0.6319 MB / 1.328 GB, free: 21.45 MB / 1.061 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.311e-05/1.008, allocations: 84.86 kB / 1.328 GB, free: 21.38 MB / 1.061 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 9.539e-05/1.008, allocations: 157.9 kB / 1.328 GB, free: 21.25 MB / 1.061 GB Notification: Performance of collectPreVariables (initialization): time 4.454e-05/1.008, allocations: 52.47 kB / 1.328 GB, free: 21.21 MB / 1.061 GB Notification: Performance of collectInitialEqns (initialization): time 3.262e-05/1.008, allocations: 99.25 kB / 1.328 GB, free: 21.12 MB / 1.061 GB Notification: Performance of collectInitialBindings (initialization): time 7.004e-05/1.008, allocations: 105.4 kB / 1.328 GB, free: 21.04 MB / 1.061 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000113/1.008, allocations: 102.1 kB / 1.328 GB, free: 20.99 MB / 1.061 GB Notification: Performance of setup shared object (initialization): time 5.371e-05/1.008, allocations: 346.3 kB / 1.328 GB, free: 20.66 MB / 1.061 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000257/1.008, allocations: 189.5 kB / 1.329 GB, free: 20.6 MB / 1.061 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003007/1.009, allocations: 261.3 kB / 1.329 GB, free: 20.47 MB / 1.061 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005637/1.009, allocations: 493.4 kB / 1.329 GB, free: 20.26 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.236e-06/1.009, allocations: 4.469 kB / 1.329 GB, free: 20.25 MB / 1.061 GB Notification: Performance of matching and sorting (n=79) (initialization): time 0.0006614/1.01, allocations: 0.5272 MB / 1.33 GB, free: 20.05 MB / 1.061 GB Notification: Performance of prepare postOptimizeDAE: time 1.393e-05/1.01, allocations: 5.219 kB / 1.33 GB, free: 20.05 MB / 1.061 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.194e-06/1.01, allocations: 2.5 kB / 1.33 GB, free: 20.05 MB / 1.061 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.509e-05/1.01, allocations: 2.531 kB / 1.33 GB, free: 20.05 MB / 1.061 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001404/1.01, allocations: 30.64 kB / 1.33 GB, free: 20.04 MB / 1.061 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.294e-06/1.01, allocations: 2.406 kB / 1.33 GB, free: 20.04 MB / 1.061 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000111/1.01, allocations: 38.73 kB / 1.33 GB, free: 20.02 MB / 1.061 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.406e-05/1.01, allocations: 17.38 kB / 1.33 GB, free: 20.01 MB / 1.061 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 77 (win.state[33],$PRE.win.state[33],win.state[32],$PRE.win.state[32],win.state[31],$PRE.win.state[31],win.state[30],$PRE.win.state[30],win.state[29],$PRE.win.state[29],win.state[28],$PRE.win.state[28],win.state[27],$PRE.win.state[27],win.state[26],$PRE.win.state[26],win.state[25],$PRE.win.state[25],win.state[24],$PRE.win.state[24],win.state[23],$PRE.win.state[23],win.state[22],$PRE.win.state[22],win.state[21],$PRE.win.state[21],win.state[20],$PRE.win.state[20],win.state[19],$PRE.win.state[19],win.state[18],$PRE.win.state[18],win.state[17],$PRE.win.state[17],win.state[16],$PRE.win.state[16],win.state[15],$PRE.win.state[15],win.state[14],$PRE.win.state[14],win.state[13],$PRE.win.state[13],win.state[12],$PRE.win.state[12],win.state[11],$PRE.win.state[11],win.state[10],$PRE.win.state[10],win.state[9],$PRE.win.state[9],win.state[8],$PRE.win.state[8],win.state[7],$PRE.win.state[7],win.state[6],$PRE.win.state[6],win.state[5],$PRE.win.state[5],win.state[4],$PRE.win.state[4],win.state[3],$PRE.win.state[3],win.state[2],$PRE.win.state[2],win.state[1],$PRE.win.state[1],win.ran,$PRE.win.ran,win.on,$PRE.win.on,occ.y,win.pClose,$PRE.win.pClose,win.pOpen,$PRE.win.pOpen,win.sampleTrigger,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (47): * Single equations (assignments): 46 * Array equations: 1 * 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 0.0001471/1.01, allocations: 209.5 kB / 1.33 GB, free: 19.85 MB / 1.061 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 2.304e-05/1.01, allocations: 15.89 kB / 1.33 GB, free: 19.84 MB / 1.061 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 2.205e-05/1.01, allocations: 13.12 kB / 1.33 GB, free: 19.83 MB / 1.061 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.324e-06/1.01, allocations: 1.312 kB / 1.33 GB, free: 19.83 MB / 1.061 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.198e-06/1.01, allocations: 0 / 1.33 GB, free: 19.83 MB / 1.061 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.725e-06/1.01, allocations: 0 / 1.33 GB, free: 19.83 MB / 1.061 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008464/1.011, allocations: 0.7821 MB / 1.331 GB, free: 19.37 MB / 1.061 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.603e-06/1.011, allocations: 0 / 1.331 GB, free: 19.37 MB / 1.061 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 3.827e-05/1.011, allocations: 9.938 kB / 1.331 GB, free: 19.36 MB / 1.061 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.824e-06/1.011, allocations: 0 / 1.331 GB, free: 19.36 MB / 1.061 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.475e-05/1.011, allocations: 8.094 kB / 1.331 GB, free: 19.36 MB / 1.061 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.363e-06/1.011, allocations: 0 / 1.331 GB, free: 19.36 MB / 1.061 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.524e-06/1.011, allocations: 9.469 kB / 1.331 GB, free: 19.35 MB / 1.061 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0007345/1.012, allocations: 0.5821 MB / 1.332 GB, free: 19.09 MB / 1.061 GB Notification: Performance of postOpt removeConstants (simulation): time 2.687e-05/1.012, allocations: 106.9 kB / 1.332 GB, free: 18.97 MB / 1.061 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.925e-05/1.012, allocations: 34.62 kB / 1.332 GB, free: 18.96 MB / 1.061 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001343/1.012, allocations: 9.906 kB / 1.332 GB, free: 18.96 MB / 1.061 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.575e-05/1.012, allocations: 9.328 kB / 1.332 GB, free: 18.96 MB / 1.061 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.396e-05/1.012, allocations: 4.375 kB / 1.332 GB, free: 18.96 MB / 1.061 GB Notification: Performance of sorting global known variables: time 4.727e-05/1.012, allocations: 100.6 kB / 1.332 GB, free: 18.88 MB / 1.061 GB Notification: Performance of sort global known variables: time 7e-08/1.012, allocations: 3.938 kB / 1.332 GB, free: 18.87 MB / 1.061 GB Notification: Performance of remove unused functions: time 0.0003448/1.013, allocations: 57.16 kB / 1.332 GB, free: 18.86 MB / 1.061 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 40 (win.sampleTrigger,$whenCondition1,occ.y,win.on,win.pOpen,win.pClose,win.state[1],win.state[2],win.state[3],win.state[4],win.state[5],win.state[6],win.state[7],win.state[8],win.state[9],win.state[10],win.state[11],win.state[12],win.state[13],win.state[14],win.state[15],win.state[16],win.state[17],win.state[18],win.state[19],win.state[20],win.state[21],win.state[22],win.state[23],win.state[24],win.state[25],win.state[26],win.state[27],win.state[28],win.state[29],win.state[30],win.state[31],win.state[32],win.state[33],win.ran) * Number of discrete states: 34 (win.state[1],win.state[2],win.state[3],win.state[4],win.state[5],win.state[6],win.state[7],win.state[8],win.state[9],win.state[10],win.state[11],win.state[12],win.state[13],win.state[14],win.state[15],win.state[16],win.state[17],win.state[18],win.state[19],win.state[20],win.state[21],win.state[22],win.state[23],win.state[24],win.state[25],win.state[26],win.state[27],win.state[28],win.state[29],win.state[30],win.state[31],win.state[32],win.state[33],win.on) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (8): * Single equations (assignments): 4 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 4 * 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 0.0003996/1.013, allocations: 226.1 kB / 1.332 GB, free: 18.73 MB / 1.061 GB Notification: Performance of simCode: created initialization part: time 0.0006107/1.014, allocations: 350.6 kB / 1.332 GB, free: 18.64 MB / 1.061 GB Notification: Performance of simCode: created event and clocks part: time 2.024e-06/1.014, allocations: 0 / 1.332 GB, free: 18.64 MB / 1.061 GB Notification: Performance of simCode: created simulation system equations: time 0.0002393/1.014, allocations: 118.5 kB / 1.333 GB, free: 18.6 MB / 1.061 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002835/1.014, allocations: 19.31 kB / 1.333 GB, free: 18.59 MB / 1.061 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0007412/1.015, allocations: 432.6 kB / 1.333 GB, free: 18.32 MB / 1.061 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001811/1.015, allocations: 0.7348 MB / 1.334 GB, free: 17.62 MB / 1.061 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 4.92e-05/1.015, allocations: 17.58 kB / 1.334 GB, free: 17.61 MB / 1.061 GB Notification: Performance of SimCode: time 3.01e-07/1.015, allocations: 0 / 1.334 GB, free: 17.61 MB / 1.061 GB Notification: Performance of Templates: time 0.005141/1.02, allocations: 2.763 MB / 1.336 GB, free: 17.32 MB / 1.061 GB " [Timeout remaining time 299] make -j1 -f Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn.pipe ; mkfifo Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn.pipe ; head -c 1048576 < Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn.pipe >> ../files/Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn.sim & ./Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Occupants_Office_Windows_Validation_Yun2008WindowsTIn.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Occupants.Office.Windows.Validation.Yun2008WindowsTIn.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: 11.662089334990014]