Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter.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 0.001898/0.001898, allocations: 114.5 kB / 18.88 MB, free: 3.062 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 0.002289/0.002289, allocations: 197.3 kB / 22.17 MB, free: 5.656 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 1.423/1.423, allocations: 225.6 MB / 250.9 MB, free: 13.27 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.777/2.777, allocations: 476.7 MB / 0.7645 GB, free: 10.07 MB / 0.6231 GB " [Timeout remaining time 177] Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/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(Buildings.Fluid.Movers.Examples.MoverParameter,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|pump_dp.m_flow|pump_m_flow.m_flow|pump_y.m_flow",fileNamePrefix="Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter") translateModel(Buildings.Fluid.Movers.Examples.MoverParameter,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|pump_dp.m_flow|pump_m_flow.m_flow|pump_y.m_flow",fileNamePrefix="Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 0.00309/0.00309, allocations: 63.89 kB / 1.109 GB, free: 6.574 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7821/0.7852, allocations: 168.7 MB / 1.274 GB, free: 4.434 MB / 0.9669 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.Examples.MoverParameter): time 0.08549/0.8707, allocations: 76.78 MB / 1.349 GB, free: 7.383 MB / 1.045 GB Notification: Performance of NFInst.instExpressions: time 0.03973/0.9104, allocations: 26.28 MB / 1.375 GB, free: 13.05 MB / 1.076 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003921/0.9144, allocations: 131.2 kB / 1.375 GB, free: 12.92 MB / 1.076 GB Notification: Performance of NFTyping.typeComponents: time 0.006964/0.9213, allocations: 2.642 MB / 1.377 GB, free: 10.27 MB / 1.076 GB Notification: Performance of NFTyping.typeBindings: time 0.0103/0.9316, allocations: 4.074 MB / 1.381 GB, free: 6.176 MB / 1.076 GB Notification: Performance of NFTyping.typeClassSections: time 0.007452/0.9391, allocations: 3.195 MB / 1.384 GB, free: 2.996 MB / 1.076 GB Notification: Performance of NFFlatten.flatten: time 0.04305/0.9821, allocations: 27.74 MB / 1.412 GB, free: 7.207 MB / 1.107 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00535/0.9875, allocations: 2.142 MB / 1.414 GB, free: 5.004 MB / 1.107 GB Notification: Performance of NFEvalConstants.evaluate: time 0.008112/0.9956, allocations: 3.136 MB / 1.417 GB, free: 1.867 MB / 1.107 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005189/1.001, allocations: 2.518 MB / 1.419 GB, free: 15.34 MB / 1.123 GB Notification: Performance of NFPackage.collectConstants: time 0.0009111/1.002, allocations: 348 kB / 1.42 GB, free: 15 MB / 1.123 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005948/1.008, allocations: 2.578 MB / 1.422 GB, free: 12.41 MB / 1.123 GB Notification: Performance of NFScalarize.scalarize: time 0.001855/1.009, allocations: 1.694 MB / 1.424 GB, free: 10.71 MB / 1.123 GB Notification: Performance of NFVerifyModel.verify: time 0.003395/1.013, allocations: 2.468 MB / 1.426 GB, free: 8.234 MB / 1.123 GB Notification: Performance of NFConvertDAE.convert: time 0.01097/1.024, allocations: 7.504 MB / 1.433 GB, free: 0.7031 MB / 1.123 GB Notification: Performance of FrontEnd - DAE generated: time 4.969e-06/1.024, allocations: 0 / 1.433 GB, free: 0.7031 MB / 1.123 GB Notification: Performance of FrontEnd: time 1.824e-06/1.024, allocations: 0 / 1.433 GB, free: 0.7031 MB / 1.123 GB Notification: Performance of Transformations before backend: time 0.000128/1.024, allocations: 4 kB / 1.433 GB, free: 0.6992 MB / 1.123 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 374 * Number of variables: 374 Notification: Performance of Generate backend data structure: time 0.01259/1.037, allocations: 5.654 MB / 1.439 GB, free: 10.94 MB / 1.139 GB Notification: Performance of prepare preOptimizeDAE: time 3.978e-05/1.037, allocations: 8.031 kB / 1.439 GB, free: 10.93 MB / 1.139 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00906/1.046, allocations: 1.534 MB / 1.44 GB, free: 9.391 MB / 1.139 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01575/1.061, allocations: 7.265 MB / 1.448 GB, free: 2.059 MB / 1.139 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001678/1.062, allocations: 130.9 kB / 1.448 GB, free: 1.93 MB / 1.139 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004589/1.062, allocations: 172 kB / 1.448 GB, free: 1.762 MB / 1.139 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.005527/1.068, allocations: 2.502 MB / 1.45 GB, free: 15.18 MB / 1.154 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.763e-05/1.068, allocations: 7.938 kB / 1.45 GB, free: 15.17 MB / 1.154 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001995/1.068, allocations: 63.98 kB / 1.45 GB, free: 15.11 MB / 1.154 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.537e-05/1.068, allocations: 39.94 kB / 1.45 GB, free: 15.07 MB / 1.154 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005744/1.074, allocations: 1.974 MB / 1.452 GB, free: 13.09 MB / 1.154 GB 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 0.01923/1.093, allocations: 10.76 MB / 1.463 GB, free: 1.848 MB / 1.154 GB Notification: Performance of preOpt comSubExp (simulation): time 0.004456/1.097, allocations: 1.452 MB / 1.464 GB, free: 396 kB / 1.154 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001942/1.099, allocations: 0.6427 MB / 1.465 GB, free: 15.74 MB / 1.17 GB Notification: Performance of preOpt evalFunc (simulation): time 0.008638/1.108, allocations: 4.423 MB / 1.469 GB, free: 11.05 MB / 1.17 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.617e-05/1.108, allocations: 39.12 kB / 1.469 GB, free: 11 MB / 1.17 GB Notification: Performance of pre-optimization done (n=57): time 2.335e-06/1.108, allocations: 4 kB / 1.469 GB, free: 11 MB / 1.17 GB Notification: Performance of matching and sorting (n=57): time 0.006588/1.114, allocations: 2.222 MB / 1.471 GB, free: 8.77 MB / 1.17 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.479e-05/1.115, allocations: 55.97 kB / 1.471 GB, free: 8.703 MB / 1.17 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.009468/1.124, allocations: 5.59 MB / 1.477 GB, free: 3.137 MB / 1.17 GB Notification: Performance of collectPreVariables (initialization): time 0.0003283/1.124, allocations: 49.7 kB / 1.477 GB, free: 3.082 MB / 1.17 GB Notification: Performance of collectInitialEqns (initialization): time 0.002132/1.126, allocations: 1.984 MB / 1.479 GB, free: 1.086 MB / 1.17 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003929/1.127, allocations: 234.1 kB / 1.479 GB, free: 0.8555 MB / 1.17 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001106/1.128, allocations: 0.7127 MB / 1.48 GB, free: 136 kB / 1.17 GB Notification: Performance of setup shared object (initialization): time 0.0001424/1.128, allocations: 305.1 kB / 1.48 GB, free: 15.83 MB / 1.186 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003681/1.132, allocations: 2 MB / 1.482 GB, free: 13.82 MB / 1.186 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004565/1.136, allocations: 2.927 MB / 1.485 GB, free: 10.51 MB / 1.186 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.007488/1.144, allocations: 4.531 MB / 1.489 GB, free: 5.641 MB / 1.186 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.023e-05/1.144, allocations: 8 kB / 1.489 GB, free: 5.633 MB / 1.186 GB Notification: Performance of matching and sorting (n=394) (initialization): time 0.01057/1.154, allocations: 5.313 MB / 1.495 GB, free: 320 kB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 4.654e-05/1.154, allocations: 18.19 kB / 1.495 GB, free: 304 kB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.059e-05/1.155, allocations: 27.94 kB / 1.495 GB, free: 276 kB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 5.545e-05/1.155, allocations: 39.98 kB / 1.495 GB, free: 236 kB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003625/1.158, allocations: 0.6363 MB / 1.495 GB, free: 15.59 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002572/1.161, allocations: 2.394 MB / 1.498 GB, free: 13.13 MB / 1.201 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004149/1.165, allocations: 457.5 kB / 1.498 GB, free: 12.68 MB / 1.201 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004255/1.165, allocations: 152 kB / 1.498 GB, free: 12.53 MB / 1.201 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00527/1.171, allocations: 2.773 MB / 1.501 GB, free: 9.75 MB / 1.201 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004303/1.175, allocations: 2.719 MB / 1.504 GB, free: 6.648 MB / 1.201 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.006803/1.182, allocations: 4.11 MB / 1.508 GB, free: 2.203 MB / 1.201 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.045e-05/1.182, allocations: 8 kB / 1.508 GB, free: 2.195 MB / 1.201 GB Notification: Performance of matching and sorting (n=394) (initialization_lambda0): time 0.009701/1.191, allocations: 4.872 MB / 1.512 GB, free: 13.31 MB / 1.217 GB Notification: Performance of prepare postOptimizeDAE: time 2.902e-05/1.191, allocations: 19.98 kB / 1.512 GB, free: 13.29 MB / 1.217 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.37e-05/1.192, allocations: 24 kB / 1.512 GB, free: 13.27 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.631e-05/1.192, allocations: 36 kB / 1.512 GB, free: 13.23 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003009/1.195, allocations: 0.644 MB / 1.513 GB, free: 12.59 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.013e-05/1.195, allocations: 51.8 kB / 1.513 GB, free: 12.54 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003713/1.198, allocations: 351.4 kB / 1.513 GB, free: 12.2 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003194/1.199, allocations: 156 kB / 1.514 GB, free: 12.04 MB / 1.217 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 109 * 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 (277): * Single equations (assignments): 268 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 3 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * Torn equation systems: 0 * 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): 3 systems {1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0005784/1.199, allocations: 323.3 kB / 1.514 GB, free: 11.72 MB / 1.217 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009743/1.2, allocations: 437 kB / 1.514 GB, free: 11.29 MB / 1.217 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.005546/1.206, allocations: 2.086 MB / 1.516 GB, free: 9.188 MB / 1.217 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.742e-05/1.206, allocations: 8 kB / 1.516 GB, free: 9.18 MB / 1.217 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.168e-06/1.206, allocations: 7.938 kB / 1.516 GB, free: 9.172 MB / 1.217 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.187e-05/1.206, allocations: 7.969 kB / 1.516 GB, free: 9.164 MB / 1.217 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01016/1.216, allocations: 4.655 MB / 1.521 GB, free: 4.418 MB / 1.217 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.428e-06/1.216, allocations: 0 / 1.521 GB, free: 4.418 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001418/1.217, allocations: 232 kB / 1.521 GB, free: 4.191 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.00027/1.218, allocations: 104.8 kB / 1.521 GB, free: 4.086 MB / 1.217 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.245e-05/1.218, allocations: 31.97 kB / 1.521 GB, free: 4.055 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001678/1.219, allocations: 2.161 MB / 1.523 GB, free: 1.82 MB / 1.217 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.512e-06/1.219, allocations: 8.219 kB / 1.523 GB, free: 1.812 MB / 1.217 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005343/1.225, allocations: 2.085 MB / 1.525 GB, free: 15.67 MB / 1.232 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002024/1.227, allocations: 0.728 MB / 1.526 GB, free: 14.92 MB / 1.232 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007334/1.228, allocations: 20 kB / 1.526 GB, free: 14.9 MB / 1.232 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002222/1.23, allocations: 139.8 kB / 1.526 GB, free: 14.77 MB / 1.232 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001059/1.23, allocations: 60.42 kB / 1.526 GB, free: 14.71 MB / 1.232 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001237/1.23, allocations: 47.95 kB / 1.526 GB, free: 14.66 MB / 1.232 GB Notification: Performance of sorting global known variables: time 0.007442/1.237, allocations: 3.8 MB / 1.53 GB, free: 10.88 MB / 1.232 GB Notification: Performance of sort global known variables: time 1.5e-07/1.237, allocations: 4 kB / 1.53 GB, free: 10.88 MB / 1.232 GB Notification: Performance of remove unused functions: time 0.006217/1.244, allocations: 1.74 MB / 1.532 GB, free: 9.137 MB / 1.232 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 12 * 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 (75): * Single equations (assignments): 64 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 8 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 1 * 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): 2 systems {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): 1 system {(1,1)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001773/1.245, allocations: 0.7119 MB / 1.532 GB, free: 8.422 MB / 1.232 GB Notification: Performance of simCode: created initialization part: time 0.01173/1.257, allocations: 5.224 MB / 1.538 GB, free: 3.211 MB / 1.232 GB Notification: Performance of simCode: created event and clocks part: time 1.033e-05/1.257, allocations: 4.062 kB / 1.538 GB, free: 3.207 MB / 1.232 GB Notification: Performance of simCode: created simulation system equations: time 0.002212/1.259, allocations: 0.7143 MB / 1.538 GB, free: 2.492 MB / 1.232 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.009134/1.268, allocations: 2.246 MB / 1.54 GB, free: 316 kB / 1.232 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01304/1.282, allocations: 7.17 MB / 1.547 GB, free: 9.078 MB / 1.248 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002598/1.284, allocations: 2.544 MB / 1.55 GB, free: 6.516 MB / 1.248 GB Notification: Performance of simCode: alias equations: time 0.00437/1.288, allocations: 1.171 MB / 1.551 GB, free: 5.34 MB / 1.248 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009238/1.289, allocations: 323.3 kB / 1.551 GB, free: 5.023 MB / 1.248 GB Notification: Performance of SimCode: time 8.21e-07/1.289, allocations: 0 / 1.551 GB, free: 5.023 MB / 1.248 GB Notification: Performance of Templates: time 0.7742/2.064, allocations: 86.68 MB / 1.636 GB, free: 205 MB / 1.295 GB " [Timeout remaining time 298] make -j1 -f Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter.makefile [Timeout 300] (rm -f Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter.pipe ; mkfifo Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter.pipe >> ../files/Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter.sim & ./Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter -abortSlowSimulation -alarm=400 -s gbode -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Fluid_Movers_Examples_MoverParameter.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork_2/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Fluid.Movers.Examples.MoverParameter.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: 12.08610462769866]