Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW.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 0.001845/0.001845, allocations: 111.7 kB / 19.69 MB, free: 2.188 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 0.002426/0.002426, allocations: 215 kB / 23 MB, free: 5.004 MB / 14.72 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 1.463/1.463, allocations: 207.6 MB / 233.8 MB, free: 10 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.2403/0.2403, allocations: 44.24 MB / 330.3 MB, free: 9.613 MB / 270.1 MB " [Timeout remaining time 179] Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/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: "" <> buildModelFMU(ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Fluid_Dissipation_Verifications_PressureLoss_StraightPipe_dp_overall_DPMFLOW",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Fluid_Dissipation_Verifications_PressureLoss_StraightPipe_dp_overall_DPMFLOW",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Modelica requested package Complex of version 3.2.3. Complex 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002427/0.002427, allocations: 81.53 kB / 467.5 MB, free: 4.508 MB / 334.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1196/0.122, allocations: 61.04 MB / 0.5162 GB, free: 7.332 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW): time 0.00375/0.1258, allocations: 1.845 MB / 0.518 GB, free: 5.469 MB / 398.1 MB Notification: Performance of NFInst.instExpressions: time 0.004864/0.1307, allocations: 2.945 MB / 0.5208 GB, free: 2.512 MB / 398.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001527/0.1308, allocations: 3.938 kB / 0.5209 GB, free: 2.508 MB / 398.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0003355/0.1311, allocations: 47.73 kB / 0.5209 GB, free: 2.461 MB / 398.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0004334/0.1316, allocations: 87.56 kB / 0.521 GB, free: 2.375 MB / 398.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002176/0.1338, allocations: 0.7239 MB / 0.5217 GB, free: 1.648 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.000388/0.1341, allocations: 242.7 kB / 0.5219 GB, free: 1.41 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 7.513e-05/0.1342, allocations: 20.56 kB / 0.5219 GB, free: 1.387 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0002529/0.1345, allocations: 103.5 kB / 0.522 GB, free: 1.285 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0002142/0.1347, allocations: 127.4 kB / 0.5222 GB, free: 1.16 MB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 3.461e-05/0.1347, allocations: 8 kB / 0.5222 GB, free: 1.152 MB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002082/0.1368, allocations: 1.213 MB / 0.5234 GB, free: 15.94 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0001216/0.1369, allocations: 71.67 kB / 0.5234 GB, free: 15.87 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0001547/0.1371, allocations: 111.2 kB / 0.5235 GB, free: 15.76 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001677/0.1388, allocations: 0.9149 MB / 0.5244 GB, free: 14.84 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.499e-06/0.1388, allocations: 3.938 kB / 0.5244 GB, free: 14.84 MB / 414.1 MB Notification: Performance of FrontEnd: time 2.134e-06/0.1388, allocations: 4 kB / 0.5244 GB, free: 14.83 MB / 414.1 MB Notification: Performance of Transformations before backend: time 1.207e-05/0.1388, allocations: 0 / 0.5244 GB, free: 14.83 MB / 414.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 96 * Number of variables: 96 Notification: Performance of Generate backend data structure: time 0.001249/0.14, allocations: 0.6096 MB / 0.525 GB, free: 14.19 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.931e-05/0.1401, allocations: 8.031 kB / 0.525 GB, free: 14.18 MB / 414.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001369/0.1402, allocations: 82.69 kB / 0.5251 GB, free: 14.09 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 8.571e-05/0.1403, allocations: 28.75 kB / 0.5251 GB, free: 14.07 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003345/0.1406, allocations: 193.2 kB / 0.5253 GB, free: 13.85 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.869e-05/0.1407, allocations: 20.66 kB / 0.5253 GB, free: 13.83 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 4.274e-05/0.1407, allocations: 24 kB / 0.5254 GB, free: 13.81 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0008175/0.1415, allocations: 475.9 kB / 0.5258 GB, free: 13.34 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.341e-05/0.1415, allocations: 0 / 0.5258 GB, free: 13.34 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.189e-05/0.1416, allocations: 16 kB / 0.5258 GB, free: 13.32 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.814e-05/0.1416, allocations: 40.97 kB / 0.5259 GB, free: 13.28 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0009269/0.1426, allocations: 0.5542 MB / 0.5264 GB, free: 12.73 MB / 414.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002061/0.1446, allocations: 1.272 MB / 0.5277 GB, free: 11.34 MB / 414.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0005513/0.1452, allocations: 262.4 kB / 0.5279 GB, free: 11.07 MB / 414.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.000204/0.1454, allocations: 92.72 kB / 0.528 GB, free: 10.98 MB / 414.1 MB Notification: Performance of preOpt evalFunc (simulation): time 4.948e-05/0.1454, allocations: 16.31 kB / 0.528 GB, free: 10.96 MB / 414.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.422e-05/0.1455, allocations: 34.56 kB / 0.528 GB, free: 10.92 MB / 414.1 MB Notification: Performance of pre-optimization done (n=25): time 1.763e-06/0.1455, allocations: 0 / 0.528 GB, free: 10.92 MB / 414.1 MB Notification: Performance of matching and sorting (n=25): time 0.0008144/0.1463, allocations: 333.3 kB / 0.5284 GB, free: 10.59 MB / 414.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.939e-05/0.1463, allocations: 59.34 kB / 0.5284 GB, free: 10.52 MB / 414.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001606/0.1465, allocations: 137.9 kB / 0.5285 GB, free: 10.38 MB / 414.1 MB Notification: Performance of collectPreVariables (initialization): time 3.12e-05/0.1465, allocations: 33.7 kB / 0.5286 GB, free: 10.34 MB / 414.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001563/0.1467, allocations: 196.3 kB / 0.5288 GB, free: 10.14 MB / 414.1 MB Notification: Performance of collectInitialBindings (initialization): time 7.966e-05/0.1468, allocations: 91.22 kB / 0.5289 GB, free: 10.05 MB / 414.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001184/0.1469, allocations: 69.64 kB / 0.5289 GB, free: 9.98 MB / 414.1 MB Notification: Performance of setup shared object (initialization): time 0.0001753/0.147, allocations: 330.8 kB / 0.5292 GB, free: 9.648 MB / 414.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002118/0.1473, allocations: 91.78 kB / 0.5293 GB, free: 9.559 MB / 414.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002983/0.1476, allocations: 174 kB / 0.5295 GB, free: 9.352 MB / 414.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.00053/0.1481, allocations: 294 kB / 0.5298 GB, free: 9.027 MB / 414.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.176e-06/0.1481, allocations: 0 / 0.5298 GB, free: 9.027 MB / 414.1 MB Notification: Performance of matching and sorting (n=36) (initialization): time 0.0006511/0.1487, allocations: 318 kB / 0.5301 GB, free: 8.711 MB / 414.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.877e-05/0.1488, allocations: 8 kB / 0.5301 GB, free: 8.703 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.588e-06/0.1488, allocations: 4 kB / 0.5301 GB, free: 8.699 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.892e-05/0.1488, allocations: 4 kB / 0.5301 GB, free: 8.695 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004974/0.1493, allocations: 116.2 kB / 0.5302 GB, free: 8.582 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001503/0.1508, allocations: 2.375 MB / 0.5325 GB, free: 6.113 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001928/0.151, allocations: 35.7 kB / 0.5326 GB, free: 6.078 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.008e-05/0.151, allocations: 16 kB / 0.5326 GB, free: 6.062 MB / 414.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 12 * Number of states: 0 () * Number of discrete variables: 1 (roughness) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (36): * Single equations (assignments): 32 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 4 * 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): 4 systems {1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0002274/0.1512, allocations: 185.7 kB / 0.5327 GB, free: 5.871 MB / 414.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.451e-05/0.1513, allocations: 15.91 kB / 0.5328 GB, free: 5.855 MB / 414.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0007978/0.1521, allocations: 359.7 kB / 0.5331 GB, free: 5.504 MB / 414.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.673e-06/0.1521, allocations: 4 kB / 0.5331 GB, free: 5.5 MB / 414.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.879e-06/0.1521, allocations: 0 / 0.5331 GB, free: 5.5 MB / 414.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.937e-06/0.1521, allocations: 3.938 kB / 0.5331 GB, free: 5.496 MB / 414.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0004455/0.1526, allocations: 324.3 kB / 0.5334 GB, free: 5.137 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.715e-06/0.1526, allocations: 3.938 kB / 0.5334 GB, free: 5.133 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004222/0.153, allocations: 103.9 kB / 0.5335 GB, free: 5.031 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 6.853e-06/0.153, allocations: 4 kB / 0.5335 GB, free: 5.027 MB / 414.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.982e-05/0.153, allocations: 11.98 kB / 0.5335 GB, free: 5.016 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001417/0.1544, allocations: 2.356 MB / 0.5358 GB, free: 2.566 MB / 414.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.734e-06/0.1544, allocations: 3.938 kB / 0.5358 GB, free: 2.562 MB / 414.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005895/0.155, allocations: 383.5 kB / 0.5362 GB, free: 2.172 MB / 414.1 MB Notification: Performance of postOpt removeConstants (simulation): time 3.198e-05/0.1551, allocations: 15.84 kB / 0.5362 GB, free: 2.156 MB / 414.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.103e-05/0.1551, allocations: 8 kB / 0.5362 GB, free: 2.148 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001644/0.1553, allocations: 16.09 kB / 0.5362 GB, free: 2.133 MB / 414.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.956e-05/0.1553, allocations: 19.95 kB / 0.5363 GB, free: 2.113 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.329e-05/0.1553, allocations: 12 kB / 0.5363 GB, free: 2.102 MB / 414.1 MB Notification: Performance of sorting global known variables: time 7.532e-05/0.1554, allocations: 103.2 kB / 0.5364 GB, free: 2 MB / 414.1 MB Notification: Performance of sort global known variables: time 1.1e-07/0.1554, allocations: 0 / 0.5364 GB, free: 2 MB / 414.1 MB Notification: Performance of remove unused functions: time 0.0007057/0.1561, allocations: 242.8 kB / 0.5366 GB, free: 1.762 MB / 414.1 MB 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 (29): * Single equations (assignments): 25 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 4 * 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): 4 systems {1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.00159/0.1577, allocations: 1.145 MB / 0.5377 GB, free: 0.5859 MB / 414.1 MB Notification: Performance of simCode: created initialization part: time 0.0008251/0.1585, allocations: 304.2 kB / 0.538 GB, free: 296 kB / 414.1 MB Notification: Performance of simCode: created event and clocks part: time 2.635e-06/0.1585, allocations: 0 / 0.538 GB, free: 296 kB / 414.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0004379/0.159, allocations: 167.8 kB / 0.5382 GB, free: 128 kB / 414.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003772/0.1594, allocations: 16 kB / 0.5382 GB, free: 112 kB / 414.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.2006/0.3599, allocations: 2.563 MB / 0.5407 GB, free: 27.39 MB / 414.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002966/0.3602, allocations: 0.8028 MB / 0.5415 GB, free: 26.7 MB / 414.1 MB Notification: Performance of simCode: alias equations: time 0.0002762/0.3605, allocations: 97.22 kB / 0.5416 GB, free: 26.7 MB / 414.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001374/0.3606, allocations: 91.56 kB / 0.5417 GB, free: 26.69 MB / 414.1 MB Notification: Performance of SimCode: time 1.002e-06/0.3606, allocations: 1.906 kB / 0.5417 GB, free: 26.69 MB / 414.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04119/0.4018, allocations: 9.017 MB / 0.5505 GB, free: 25.71 MB / 414.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 12.75/13.15, allocations: 6.031 kB / 0.5505 GB, free: 25.7 MB / 414.1 MB " [Timeout remaining time 647] (rm -f ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW_res.mat --tempDir=temp_ModelicaTest_3_2_3_ModelicaTest_Fluid_Dissipation_Verifications_PressureLoss_StraightPipe_dp_overall_DPMFLOW_fmu --startTime=0 --stopTime=1.01 --stepSize=0.0002 --timeout=50 --tolerance=1e-05 ModelicaTest_3_2_3_ModelicaTest_Fluid_Dissipation_Verifications_PressureLoss_StraightPipe_dp_overall_DPMFLOW.fmu > ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW.pipe 2>&1) [Timeout 52.5] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Fluid/Dissipation/Verifications/PressureLoss/StraightPipe/dp_overall_DPMFLOW/dp_overall_DPMFLOW.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_3.2.3_ModelicaTest.Fluid.Dissipation.Verifications.PressureLoss.StraightPipe.dp_overall_DPMFLOW.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 16.5015859589912]