Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/package.mo): time 0.7639/0.7639, allocations: 111.6 MB / 131 MB, free: 5.09 MB / 122.7 MB " [Timeout remaining time 179] Using package ThermoSysPro with version 4.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/package.mo) Running command: translateModel(ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger") translateModel(ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.973e-06/1.973e-06, allocations: 0 / 175.7 MB, free: 9.461 MB / 170.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.273e-05/2.471e-05, allocations: 2.312 kB / 175.7 MB, free: 9.457 MB / 170.7 MB Notification: Automatically loaded package Complex 4.1.0 due to uses annotation from Modelica. Notification: Automatically loaded package ModelicaServices 4.1.0 due to uses annotation from Modelica. Notification: Automatically loaded package Modelica 4.1.0 due to usage. Notification: Performance of NFInst.instantiate(ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger): time 1.595/1.595, allocations: 256.3 MB / 432.1 MB, free: 14.82 MB / 394.7 MB Notification: Performance of NFInst.instExpressions: time 0.4187/2.013, allocations: 166.1 MB / 0.5841 GB, free: 4.461 MB / 0.4948 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004349/2.014, allocations: 27.81 kB / 0.5842 GB, free: 4.434 MB / 0.4948 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/StaticPlateHeatExchanger.mo:71:3-72:80:writable] Warning: Connector Ec is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/StaticPlateHeatExchanger.mo:73:3-74:80:writable] Warning: Connector Ef is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/StaticPlateHeatExchanger.mo:75:3-76:78:writable] Warning: Connector Sf is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/StaticPlateHeatExchanger.mo:77:3-78:77:writable] Warning: Connector Sc is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/BoundaryConditions/SourceP.mo:39:3-40:78:writable] Warning: Connector C is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/BoundaryConditions/SinkP.mo:32:3-33:80:writable] Warning: Connector C is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). Notification: Performance of NFTyping.typeComponents: time 0.0004963/2.014, allocations: 184.7 kB / 0.5843 GB, free: 4.254 MB / 0.4948 GB Notification: Performance of NFTyping.typeBindings: time 0.0007476/2.015, allocations: 390.9 kB / 0.5847 GB, free: 3.871 MB / 0.4948 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteam/IF97_packages.mo:470:9-470:27:writable] Warning: cv was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteam/IF97_packages.mo:525:9-525:27:writable] Warning: cv was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteam/IF97_packages.mo:708:9-708:27:writable] Warning: cv was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph.mo:51:3-51:60:writable] Warning: dh1satp was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph.mo:51:3-51:60:writable] Warning: dh2satp was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph_der.mo:118:3-118:151:writable] Warning: du1satp_der was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph_der.mo:118:3-118:151:writable] Warning: du2satp_der was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. Notification: Performance of NFTyping.typeClassSections: time 0.03106/2.046, allocations: 11.88 MB / 0.5963 GB, free: 8.07 MB / 0.5105 GB Notification: Performance of NFFlatten.flatten: time 0.001789/2.048, allocations: 1.19 MB / 0.5975 GB, free: 6.875 MB / 0.5105 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0005706/2.049, allocations: 405.4 kB / 0.5979 GB, free: 6.465 MB / 0.5105 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0009017/2.049, allocations: 0.7092 MB / 0.5986 GB, free: 5.754 MB / 0.5105 GB Notification: Performance of NFSimplifyModel.simplify: time 0.000463/2.05, allocations: 331 kB / 0.5989 GB, free: 5.43 MB / 0.5105 GB Notification: Performance of NFPackage.collectConstants: time 0.0001124/2.05, allocations: 76 kB / 0.5989 GB, free: 5.355 MB / 0.5105 GB Notification: Performance of NFFlatten.collectFunctions: time 0.03626/2.086, allocations: 18.26 MB / 0.6168 GB, free: 3.074 MB / 0.5261 GB Notification: Performance of NFScalarize.scalarize: time 0.0003387/2.087, allocations: 223.1 kB / 0.617 GB, free: 2.855 MB / 0.5261 GB Notification: Performance of NFVerifyModel.verify: time 0.0006241/2.087, allocations: 331.2 kB / 0.6173 GB, free: 2.531 MB / 0.5261 GB Notification: Performance of NFConvertDAE.convert: time 0.02526/2.113, allocations: 12.85 MB / 0.6298 GB, free: 5.645 MB / 0.5417 GB Notification: Performance of FrontEnd - DAE generated: time 5.33e-06/2.113, allocations: 0 / 0.6298 GB, free: 5.645 MB / 0.5417 GB Notification: Performance of FrontEnd: time 1.373e-06/2.113, allocations: 4 kB / 0.6299 GB, free: 5.641 MB / 0.5417 GB Notification: Performance of Transformations before backend: time 1.124e-05/2.113, allocations: 4 kB / 0.6299 GB, free: 5.637 MB / 0.5417 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 250 * Number of variables: 250 Notification: Performance of Generate backend data structure: time 0.005696/2.118, allocations: 2.31 MB / 0.6321 GB, free: 3.285 MB / 0.5417 GB Notification: Performance of prepare preOptimizeDAE: time 4.194e-05/2.118, allocations: 15.98 kB / 0.6321 GB, free: 3.27 MB / 0.5417 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003632/2.119, allocations: 191.2 kB / 0.6323 GB, free: 3.082 MB / 0.5417 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007703/2.119, allocations: 472.9 kB / 0.6328 GB, free: 2.594 MB / 0.5417 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002877/2.12, allocations: 228.2 kB / 0.633 GB, free: 2.332 MB / 0.5417 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001083/2.12, allocations: 72 kB / 0.633 GB, free: 2.262 MB / 0.5417 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001687/2.122, allocations: 0.9171 MB / 0.6339 GB, free: 1.305 MB / 0.5417 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.5e-05/2.122, allocations: 15.88 kB / 0.634 GB, free: 1.289 MB / 0.5417 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.657e-05/2.122, allocations: 35.98 kB / 0.634 GB, free: 1.254 MB / 0.5417 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.429e-05/2.122, allocations: 31.98 kB / 0.634 GB, free: 1.223 MB / 0.5417 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00149/2.123, allocations: 0.6694 MB / 0.6347 GB, free: 0.5508 MB / 0.5417 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 0.01586/2.139, allocations: 6.534 MB / 0.6411 GB, free: 9.945 MB / 0.5573 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001205/2.14, allocations: 379.5 kB / 0.6414 GB, free: 9.566 MB / 0.5573 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005479/2.141, allocations: 206.8 kB / 0.6416 GB, free: 9.363 MB / 0.5573 GB Notification: Performance of preOpt evalFunc (simulation): time 0.087/2.228, allocations: 24.95 MB / 0.666 GB, free: 400 kB / 0.573 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.696e-05/2.228, allocations: 46.55 kB / 0.666 GB, free: 344 kB / 0.573 GB Notification: Performance of pre-optimization done (n=88): time 2.234e-06/2.228, allocations: 0 / 0.666 GB, free: 344 kB / 0.573 GB Notification: Performance of matching and sorting (n=88): time 0.01824/2.246, allocations: 2.93 MB / 0.6689 GB, free: 13.39 MB / 0.5886 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.032e-05/2.246, allocations: 55.69 kB / 0.6689 GB, free: 13.33 MB / 0.5886 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007023/2.247, allocations: 0.518 MB / 0.6694 GB, free: 12.8 MB / 0.5886 GB Notification: Performance of collectPreVariables (initialization): time 4.482e-05/2.247, allocations: 33.7 kB / 0.6695 GB, free: 12.76 MB / 0.5886 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003395/2.247, allocations: 416.8 kB / 0.6699 GB, free: 12.34 MB / 0.5886 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002664/2.247, allocations: 297.3 kB / 0.6702 GB, free: 12.05 MB / 0.5886 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002529/2.248, allocations: 162.2 kB / 0.6703 GB, free: 11.89 MB / 0.5886 GB Notification: Performance of setup shared object (initialization): time 0.0002149/2.248, allocations: 366.8 kB / 0.6707 GB, free: 11.52 MB / 0.5886 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006221/2.249, allocations: 229.5 kB / 0.6709 GB, free: 11.29 MB / 0.5886 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008003/2.249, allocations: 425.9 kB / 0.6713 GB, free: 10.8 MB / 0.5886 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001493/2.251, allocations: 0.708 MB / 0.672 GB, free: 10.02 MB / 0.5886 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.138e-06/2.251, allocations: 0 / 0.672 GB, free: 10.02 MB / 0.5886 GB Notification: Performance of matching and sorting (n=122) (initialization): time 0.003169/2.254, allocations: 1.052 MB / 0.673 GB, free: 8.957 MB / 0.5886 GB Notification: Performance of prepare postOptimizeDAE: time 2.569e-05/2.254, allocations: 11.94 kB / 0.673 GB, free: 8.945 MB / 0.5886 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.426e-05/2.254, allocations: 8 kB / 0.673 GB, free: 8.938 MB / 0.5886 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.003388/2.257, allocations: 0.9486 MB / 0.6739 GB, free: 7.984 MB / 0.5886 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002404/2.258, allocations: 67.91 kB / 0.674 GB, free: 7.918 MB / 0.5886 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002674/2.26, allocations: 1.411 MB / 0.6754 GB, free: 6.484 MB / 0.5886 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005096/2.261, allocations: 91.28 kB / 0.6755 GB, free: 6.395 MB / 0.5886 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.952e-05/2.261, allocations: 31.98 kB / 0.6755 GB, free: 6.363 MB / 0.5886 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 25 * Number of states: 0 () * Number of discrete variables: 8 (sourceP3.C.ftype,sourceP2.C.ftype,plateHeatExchanger.fluid_c,plateHeatExchanger.fluid_f,puitsP2.fluid,puitsP3.fluid,sourceP3.fluid1,sourceP2.fluid1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (38): * Single equations (assignments): 37 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 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 {(4,27)} Notification: Performance of prepare postOptimizeDAE: time 0.0003538/2.261, allocations: 229.6 kB / 0.6757 GB, free: 6.129 MB / 0.5886 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001481/2.261, allocations: 79.53 kB / 0.6758 GB, free: 6.051 MB / 0.5886 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003077/2.264, allocations: 1.673 MB / 0.6774 GB, free: 4.363 MB / 0.5886 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.002313/2.267, allocations: 1.17 MB / 0.6786 GB, free: 3.184 MB / 0.5886 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.201e-06/2.267, allocations: 1.312 kB / 0.6786 GB, free: 3.184 MB / 0.5886 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.07e-05/2.267, allocations: 3.984 kB / 0.6786 GB, free: 3.18 MB / 0.5886 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.007795/2.275, allocations: 2.741 MB / 0.6813 GB, free: 404 kB / 0.5886 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.909e-06/2.275, allocations: 3.938 kB / 0.6813 GB, free: 400 kB / 0.5886 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003019/2.275, allocations: 99.83 kB / 0.6814 GB, free: 300 kB / 0.5886 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002443/2.277, allocations: 0.76 MB / 0.6821 GB, free: 15.53 MB / 0.6042 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.95e-05/2.277, allocations: 23.98 kB / 0.6821 GB, free: 15.51 MB / 0.6042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002608/2.28, allocations: 1.535 MB / 0.6836 GB, free: 13.95 MB / 0.6042 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.535e-06/2.28, allocations: 0.875 kB / 0.6836 GB, free: 13.95 MB / 0.6042 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005571/2.286, allocations: 1.613 MB / 0.6852 GB, free: 12.31 MB / 0.6042 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003664/2.286, allocations: 184.9 kB / 0.6854 GB, free: 12.13 MB / 0.6042 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.858e-05/2.286, allocations: 12 kB / 0.6854 GB, free: 12.12 MB / 0.6042 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004047/2.286, allocations: 27.97 kB / 0.6854 GB, free: 12.09 MB / 0.6042 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001255/2.287, allocations: 56.89 kB / 0.6855 GB, free: 12.04 MB / 0.6042 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.949e-05/2.287, allocations: 27.98 kB / 0.6855 GB, free: 12.01 MB / 0.6042 GB Notification: Performance of sorting global known variables: time 0.0004466/2.287, allocations: 338.8 kB / 0.6858 GB, free: 11.68 MB / 0.6042 GB Notification: Performance of sort global known variables: time 9e-08/2.287, allocations: 4 kB / 0.6858 GB, free: 11.68 MB / 0.6042 GB Notification: Performance of remove unused functions: time 0.004053/2.291, allocations: 1.621 MB / 0.6874 GB, free: 10.05 MB / 0.6042 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * 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 (62): * Single equations (assignments): 61 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 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 {(4,27)} Notification: Performance of Backend phase and start with SimCode phase: time 0.006068/2.297, allocations: 2.425 MB / 0.6898 GB, free: 7.613 MB / 0.6042 GB Notification: Performance of simCode: created initialization part: time 0.002406/2.3, allocations: 1.065 MB / 0.6908 GB, free: 6.512 MB / 0.6042 GB Notification: Performance of simCode: created event and clocks part: time 1.943e-06/2.3, allocations: 0 / 0.6908 GB, free: 6.512 MB / 0.6042 GB Notification: Performance of simCode: created simulation system equations: time 0.00117/2.301, allocations: 468.7 kB / 0.6913 GB, free: 6.055 MB / 0.6042 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001863/2.303, allocations: 414.9 kB / 0.6917 GB, free: 5.664 MB / 0.6042 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003347/2.306, allocations: 1.872 MB / 0.6935 GB, free: 3.754 MB / 0.6042 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005796/2.307, allocations: 0.4908 MB / 0.694 GB, free: 3.227 MB / 0.6042 GB Notification: Performance of simCode: alias equations: time 0.0003109/2.307, allocations: 96.89 kB / 0.6941 GB, free: 3.133 MB / 0.6042 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002031/2.307, allocations: 56.48 kB / 0.6941 GB, free: 3.074 MB / 0.6042 GB Notification: Performance of SimCode: time 5.71e-07/2.307, allocations: 0 / 0.6941 GB, free: 3.074 MB / 0.6042 GB Notification: Performance of Templates: time 0.2118/2.519, allocations: 59.39 MB / 0.7521 GB, free: 292.8 MB / 0.6355 GB " [Timeout remaining time 657] make -j1 -f ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger.makefile [Timeout 660] (rm -f ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger.pipe ; mkfifo ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger.pipe ; head -c 1048576 < ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger.pipe >> ../files/ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger.sim & ./ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger -abortSlowSimulation -alarm=480 -lv LOG_STATS > ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestStaticPlateHeatExchanger.pipe 2>&1) [Timeout 480] [Calling sys.exit(0), Time elapsed: 9.384789658943191]