Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet.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 0.001351/0.001351, allocations: 81.95 kB / 21.47 MB, free: 3.027 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 0.001544/0.001544, allocations: 167.4 kB / 24.87 MB, free: 8.871 MB / 18.57 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 0.9192/0.9192, allocations: 177.1 MB / 205.3 MB, free: 5.52 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/package.mo): time 0.5742/0.5742, allocations: 110.2 MB / 372.1 MB, free: 12.39 MB / 346.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:44:3-56:20:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:58:3-65:19:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:67:3-72:20:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:74:3-79:20:writable] Warning: External function annotation should occur on the external-clause, not on the function. " [Timeout remaining time 179] Using package BuildSysPro with version 3.6.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/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(BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet") translateModel(BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.513e-06/1.513e-06, allocations: 0 / 476.4 MB, free: 15.04 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.047e-05/1.198e-05, allocations: 6.875 kB / 476.4 MB, free: 15.03 MB / 410.7 MB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet): time 0.142/0.142, allocations: 147 MB / 0.6088 GB, free: 11.62 MB / 0.5261 GB Notification: Performance of NFInst.instExpressions: time 0.0005985/0.1426, allocations: 0.5725 MB / 0.6094 GB, free: 11.05 MB / 0.5261 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001175/0.1427, allocations: 7.938 kB / 0.6094 GB, free: 11.04 MB / 0.5261 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/IBPSA/Fluid/FMI/Conversion/AirToOutlet.mo:96:3-99:60:writable] Warning: Connector bacPro_internal is not balanced: The number of potential variables (2) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/IBPSA/Fluid/FMI/Conversion/AirToOutlet.mo:96:3-99:60:writable] Warning: Connector bacPro_internal is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/IBPSA/Fluid/FMI/Conversion/AirToOutlet.mo:96:3-99:60:writable] Warning: Connector bacPro_internal is not balanced: The number of potential variables (2) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/IBPSA/Fluid/FMI/Conversion/AirToOutlet.mo:96:3-99:60:writable] Warning: Connector bacPro_internal is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0). Notification: Performance of NFTyping.typeComponents: time 0.0003684/0.1431, allocations: 131.1 kB / 0.6095 GB, free: 10.91 MB / 0.5261 GB Notification: Performance of NFTyping.typeBindings: time 0.000201/0.1433, allocations: 99.36 kB / 0.6096 GB, free: 10.81 MB / 0.5261 GB Notification: Performance of NFTyping.typeClassSections: time 0.001052/0.1443, allocations: 0.5407 MB / 0.6101 GB, free: 10.27 MB / 0.5261 GB Notification: Performance of NFFlatten.flatten: time 0.0003276/0.1446, allocations: 426.5 kB / 0.6105 GB, free: 9.852 MB / 0.5261 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001889/0.1448, allocations: 92.25 kB / 0.6106 GB, free: 9.758 MB / 0.5261 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0002352/0.1451, allocations: 235.3 kB / 0.6109 GB, free: 9.527 MB / 0.5261 GB Notification: Performance of NFSimplifyModel.simplify: time 0.000142/0.1452, allocations: 127.6 kB / 0.611 GB, free: 9.402 MB / 0.5261 GB Notification: Performance of NFPackage.collectConstants: time 2.228e-05/0.1452, allocations: 19.94 kB / 0.611 GB, free: 9.383 MB / 0.5261 GB Notification: Performance of NFFlatten.collectFunctions: time 0.000372/0.1456, allocations: 386.7 kB / 0.6114 GB, free: 9.004 MB / 0.5261 GB Notification: Performance of NFScalarize.scalarize: time 7.298e-05/0.1457, allocations: 83.72 kB / 0.6114 GB, free: 8.922 MB / 0.5261 GB Notification: Performance of NFVerifyModel.verify: time 5.679e-05/0.1457, allocations: 67.84 kB / 0.6115 GB, free: 8.855 MB / 0.5261 GB Notification: Performance of NFConvertDAE.convert: time 0.0003756/0.1461, allocations: 386.7 kB / 0.6119 GB, free: 8.477 MB / 0.5261 GB Notification: Performance of FrontEnd - DAE generated: time 4.127e-06/0.1461, allocations: 0 / 0.6119 GB, free: 8.477 MB / 0.5261 GB Notification: Performance of FrontEnd: time 1.122e-06/0.1461, allocations: 0 / 0.6119 GB, free: 8.477 MB / 0.5261 GB Notification: Performance of Transformations before backend: time 5.079e-06/0.1461, allocations: 0 / 0.6119 GB, free: 8.477 MB / 0.5261 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 56 * Number of variables: 56 Notification: Performance of Generate backend data structure: time 0.0003993/0.1465, allocations: 0.5502 MB / 0.6124 GB, free: 7.891 MB / 0.5261 GB Notification: Performance of prepare preOptimizeDAE: time 3.684e-05/0.1465, allocations: 8.031 kB / 0.6124 GB, free: 7.883 MB / 0.5261 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002781/0.1468, allocations: 72.72 kB / 0.6125 GB, free: 7.812 MB / 0.5261 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001984/0.147, allocations: 208.3 kB / 0.6127 GB, free: 7.582 MB / 0.5261 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001236/0.1471, allocations: 242 kB / 0.6129 GB, free: 7.293 MB / 0.5261 GB Notification: Performance of preOpt expandDerOperator (simulation): time 2.037e-05/0.1472, allocations: 24 kB / 0.6129 GB, free: 7.27 MB / 0.5261 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002444/0.1474, allocations: 273.8 kB / 0.6132 GB, free: 6.953 MB / 0.5261 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.052e-05/0.1474, allocations: 3.938 kB / 0.6132 GB, free: 6.949 MB / 0.5261 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.343e-05/0.1474, allocations: 8 kB / 0.6132 GB, free: 6.941 MB / 0.5261 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.954e-06/0.1474, allocations: 12 kB / 0.6132 GB, free: 6.93 MB / 0.5261 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 9.641e-05/0.1475, allocations: 81.16 kB / 0.6133 GB, free: 6.852 MB / 0.5261 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.000857/0.1484, allocations: 1.982 MB / 0.6152 GB, free: 4.789 MB / 0.5261 GB Notification: Performance of preOpt comSubExp (simulation): time 7.433e-05/0.1485, allocations: 269.4 kB / 0.6155 GB, free: 4.512 MB / 0.5261 GB Notification: Performance of preOpt resolveLoops (simulation): time 2.825e-05/0.1485, allocations: 126.9 kB / 0.6156 GB, free: 4.383 MB / 0.5261 GB Notification: Performance of preOpt evalFunc (simulation): time 2.639e-05/0.1485, allocations: 119.2 kB / 0.6157 GB, free: 4.266 MB / 0.5261 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.777e-05/0.1486, allocations: 160.5 kB / 0.6159 GB, free: 4.098 MB / 0.5261 GB Notification: Performance of pre-optimization done (n=0): time 1.212e-06/0.1486, allocations: 0 / 0.6159 GB, free: 4.098 MB / 0.5261 GB Notification: Performance of matching and sorting (n=0): time 5.591e-05/0.1486, allocations: 41.61 kB / 0.6159 GB, free: 4.051 MB / 0.5261 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.036e-05/0.1487, allocations: 178.5 kB / 0.6161 GB, free: 3.863 MB / 0.5261 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001537/0.1488, allocations: 270.5 kB / 0.6164 GB, free: 3.582 MB / 0.5261 GB Notification: Performance of collectPreVariables (initialization): time 7.253e-06/0.1488, allocations: 25.7 kB / 0.6164 GB, free: 3.551 MB / 0.5261 GB Notification: Performance of collectInitialEqns (initialization): time 9.565e-05/0.1489, allocations: 254.3 kB / 0.6166 GB, free: 3.293 MB / 0.5261 GB Notification: Performance of collectInitialBindings (initialization): time 3.035e-06/0.1489, allocations: 4 kB / 0.6166 GB, free: 3.289 MB / 0.5261 GB Notification: Performance of simplifyInitialFunctions (initialization): time 4.84e-05/0.149, allocations: 47.3 kB / 0.6167 GB, free: 3.234 MB / 0.5261 GB Notification: Performance of setup shared object (initialization): time 0.0003666/0.1493, allocations: 0.5001 MB / 0.6172 GB, free: 2.723 MB / 0.5261 GB Notification: Performance of preBalanceInitialSystem (initialization): time 2.762e-05/0.1494, allocations: 11.98 kB / 0.6172 GB, free: 2.711 MB / 0.5261 GB Notification: Performance of partitionIndependentBlocks (initialization): time 9.468e-05/0.1495, allocations: 182.2 kB / 0.6173 GB, free: 2.449 MB / 0.5261 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001387/0.1496, allocations: 229.4 kB / 0.6176 GB, free: 2.141 MB / 0.5261 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.445e-06/0.1496, allocations: 4 kB / 0.6176 GB, free: 2.137 MB / 0.5261 GB Notification: Performance of matching and sorting (n=20) (initialization): time 0.000197/0.1498, allocations: 169.4 kB / 0.6177 GB, free: 1.965 MB / 0.5261 GB Notification: Performance of prepare postOptimizeDAE: time 1.569e-05/0.1498, allocations: 14.48 kB / 0.6177 GB, free: 1.953 MB / 0.5261 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.272e-06/0.1498, allocations: 4 kB / 0.6177 GB, free: 1.949 MB / 0.5261 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.01e-05/0.1498, allocations: 4 kB / 0.6177 GB, free: 1.945 MB / 0.5261 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 8.723e-05/0.1499, allocations: 39.92 kB / 0.6178 GB, free: 1.906 MB / 0.5261 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.851e-06/0.1499, allocations: 4 kB / 0.6178 GB, free: 1.902 MB / 0.5261 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 7.664e-05/0.15, allocations: 23.84 kB / 0.6178 GB, free: 1.879 MB / 0.5261 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.528e-05/0.15, allocations: 12 kB / 0.6178 GB, free: 1.867 MB / 0.5261 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 20 * 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 (20): * Single equations (assignments): 20 * 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 9.317e-05/0.1501, allocations: 295.9 kB / 0.6181 GB, free: 1.566 MB / 0.5261 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.297e-05/0.1502, allocations: 168.7 kB / 0.6183 GB, free: 1.395 MB / 0.5261 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 4.687e-05/0.1502, allocations: 157.4 kB / 0.6184 GB, free: 1.234 MB / 0.5261 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.188e-05/0.1503, allocations: 268 kB / 0.6187 GB, free: 0.9648 MB / 0.5261 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.38e-05/0.1503, allocations: 272.1 kB / 0.6189 GB, free: 0.6914 MB / 0.5261 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.493e-05/0.1504, allocations: 272.1 kB / 0.6192 GB, free: 428 kB / 0.5261 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001999/0.1506, allocations: 0.5082 MB / 0.6197 GB, free: 15.88 MB / 0.5417 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.99e-05/0.1506, allocations: 148.9 kB / 0.6198 GB, free: 15.72 MB / 0.5417 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 2.988e-05/0.1506, allocations: 148.8 kB / 0.62 GB, free: 15.57 MB / 0.5417 GB Notification: Performance of postOpt tearingSystem (simulation): time 5.253e-05/0.1507, allocations: 268.1 kB / 0.6202 GB, free: 15.3 MB / 0.5417 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.379e-05/0.1507, allocations: 276 kB / 0.6205 GB, free: 15.02 MB / 0.5417 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.966e-05/0.1508, allocations: 272 kB / 0.6207 GB, free: 14.75 MB / 0.5417 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.131e-05/0.1508, allocations: 268.1 kB / 0.621 GB, free: 14.48 MB / 0.5417 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001167/0.151, allocations: 468.1 kB / 0.6215 GB, free: 14 MB / 0.5417 GB Notification: Performance of postOpt removeConstants (simulation): time 4.77e-05/0.151, allocations: 160.8 kB / 0.6216 GB, free: 13.83 MB / 0.5417 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.373e-05/0.1511, allocations: 268.1 kB / 0.6219 GB, free: 13.56 MB / 0.5417 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 6.923e-05/0.1511, allocations: 152.8 kB / 0.622 GB, free: 13.41 MB / 0.5417 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.584e-05/0.1512, allocations: 268 kB / 0.6223 GB, free: 13.14 MB / 0.5417 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.703e-05/0.1512, allocations: 144.9 kB / 0.6224 GB, free: 12.99 MB / 0.5417 GB Notification: Performance of sorting global known variables: time 7.692e-05/0.1513, allocations: 179.2 kB / 0.6226 GB, free: 12.82 MB / 0.5417 GB Notification: Performance of sort global known variables: time 6e-08/0.1513, allocations: 4 kB / 0.6226 GB, free: 12.81 MB / 0.5417 GB Notification: Performance of remove unused functions: time 0.0002244/0.1515, allocations: 63.78 kB / 0.6226 GB, free: 12.75 MB / 0.5417 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 (0): * Single equations (assignments): 0 * 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 0.0001735/0.1517, allocations: 242.3 kB / 0.6229 GB, free: 12.5 MB / 0.5417 GB Notification: Performance of simCode: created initialization part: time 9.883e-05/0.1518, allocations: 67.45 kB / 0.6229 GB, free: 12.43 MB / 0.5417 GB Notification: Performance of simCode: created event and clocks part: time 1.252e-06/0.1518, allocations: 0 / 0.6229 GB, free: 12.43 MB / 0.5417 GB Notification: Performance of simCode: created simulation system equations: time 1.954e-06/0.1518, allocations: 3.938 kB / 0.6229 GB, free: 12.43 MB / 0.5417 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002929/0.1521, allocations: 0.7217 MB / 0.6236 GB, free: 11.71 MB / 0.5417 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0004862/0.1526, allocations: 431 kB / 0.6241 GB, free: 11.26 MB / 0.5417 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003138/0.1529, allocations: 79.77 kB / 0.6241 GB, free: 11.16 MB / 0.5417 GB Notification: Performance of simCode: alias equations: time 6.245e-05/0.153, allocations: 23.09 kB / 0.6241 GB, free: 11.14 MB / 0.5417 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 4.175e-05/0.153, allocations: 78.2 kB / 0.6242 GB, free: 11.06 MB / 0.5417 GB Notification: Performance of SimCode: time 5.01e-07/0.153, allocations: 0 / 0.6242 GB, free: 11.06 MB / 0.5417 GB Notification: Performance of Templates: time 0.003199/0.1562, allocations: 1.35 MB / 0.6255 GB, free: 9.746 MB / 0.5417 GB " [Timeout remaining time 660] make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet.makefile [Timeout 660] (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet -abortSlowSimulation -alarm=240 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.FMI.Conversion.Validation.AirToOutlet.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 3.316253950819373]