Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.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 0.001287/0.001287, allocations: 107.5 kB / 19.69 MB, free: 2.203 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 0.001635/0.001635, allocations: 225.4 kB / 23.01 MB, free: 5.039 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 1.421/1.421, allocations: 207.6 MB / 233.8 MB, free: 9.977 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 0.2276/0.2276, allocations: 44.24 MB / 330.3 MB, free: 9.605 MB / 270.1 MB " [Timeout remaining time 180] 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.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Media_TestsWithFluid_MediaTestModels_LinearFluid_LinearColdWater",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Media_TestsWithFluid_MediaTestModels_LinearFluid_LinearColdWater",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 0.002251/0.002251, allocations: 75.89 kB / 467.5 MB, free: 4.508 MB / 334.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1159/0.1182, allocations: 61.03 MB / 0.5162 GB, free: 7.336 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater): time 0.02512/0.1433, allocations: 20.6 MB / 0.5363 GB, free: 2.652 MB / 414.1 MB Notification: Performance of NFInst.instExpressions: time 0.2341/0.3774, allocations: 4.318 MB / 0.5405 GB, free: 9.457 MB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0009781/0.3783, allocations: 30.34 kB / 0.5405 GB, free: 9.457 MB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001144/0.3795, allocations: 324.6 kB / 0.5408 GB, free: 9.457 MB / 414.1 MB Notification: Performance of NFTyping.typeBindings: time 0.002337/0.3818, allocations: 0.8822 MB / 0.5417 GB, free: 9.438 MB / 414.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002453/0.3843, allocations: 0.9246 MB / 0.5426 GB, free: 9.406 MB / 414.1 MB Notification: Performance of NFFlatten.flatten: time 0.002792/0.3871, allocations: 1.819 MB / 0.5444 GB, free: 9.398 MB / 414.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0008061/0.3879, allocations: 400 kB / 0.5448 GB, free: 9.383 MB / 414.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001969/0.3899, allocations: 0.9532 MB / 0.5457 GB, free: 9.348 MB / 414.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001059/0.3909, allocations: 0.6779 MB / 0.5463 GB, free: 9.266 MB / 414.1 MB Notification: Performance of NFPackage.collectConstants: time 0.000114/0.391, allocations: 60.47 kB / 0.5464 GB, free: 9.266 MB / 414.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0009095/0.3919, allocations: 322.2 kB / 0.5467 GB, free: 9.246 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002817/0.3922, allocations: 269 kB / 0.547 GB, free: 9.211 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0004395/0.3927, allocations: 389 kB / 0.5473 GB, free: 9.109 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.00165/0.3943, allocations: 1.092 MB / 0.5484 GB, free: 8.957 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 3.697e-06/0.3943, allocations: 1.344 kB / 0.5484 GB, free: 8.957 MB / 414.1 MB Notification: Performance of FrontEnd: time 1.483e-06/0.3943, allocations: 4 kB / 0.5484 GB, free: 8.953 MB / 414.1 MB Notification: Performance of Transformations before backend: time 1.343e-05/0.3943, allocations: 0 / 0.5484 GB, free: 8.953 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: 130 * Number of variables: 130 Notification: Performance of Generate backend data structure: time 0.002169/0.3965, allocations: 0.9989 MB / 0.5494 GB, free: 8.422 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.246e-05/0.3965, allocations: 9.844 kB / 0.5494 GB, free: 8.422 MB / 414.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001227/0.3967, allocations: 98.86 kB / 0.5495 GB, free: 8.383 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003574/0.397, allocations: 94.42 kB / 0.5496 GB, free: 8.344 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000892/0.3979, allocations: 477.2 kB / 0.55 GB, free: 8.125 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001118/0.398, allocations: 154.1 kB / 0.5502 GB, free: 8 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 9.028e-05/0.3981, allocations: 49.78 kB / 0.5502 GB, free: 8 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001208/0.3993, allocations: 0.8271 MB / 0.551 GB, free: 7.758 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.356e-05/0.3993, allocations: 2.5 kB / 0.551 GB, free: 7.758 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.894e-05/0.3994, allocations: 21.38 kB / 0.5511 GB, free: 7.758 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.08e-05/0.3995, allocations: 37 kB / 0.5511 GB, free: 7.758 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001057/0.4005, allocations: 0.6473 MB / 0.5517 GB, free: 7.738 MB / 414.1 MB 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 0.004245/0.4048, allocations: 4.181 MB / 0.5558 GB, free: 4.945 MB / 414.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0008324/0.4056, allocations: 400.9 kB / 0.5562 GB, free: 4.91 MB / 414.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003021/0.4059, allocations: 193.1 kB / 0.5564 GB, free: 4.902 MB / 414.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0002931/0.4062, allocations: 58.84 kB / 0.5564 GB, free: 4.895 MB / 414.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.2e-05/0.4062, allocations: 42.86 kB / 0.5565 GB, free: 4.852 MB / 414.1 MB Notification: Performance of pre-optimization done (n=40): time 1.924e-06/0.4062, allocations: 0 / 0.5565 GB, free: 4.852 MB / 414.1 MB Notification: Performance of matching and sorting (n=45): time 0.003071/0.4093, allocations: 1.457 MB / 0.5579 GB, free: 4.301 MB / 414.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.972e-05/0.4093, allocations: 134.7 kB / 0.558 GB, free: 4.145 MB / 414.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006541/0.41, allocations: 0.5742 MB / 0.5586 GB, free: 3.883 MB / 414.1 MB Notification: Performance of collectPreVariables (initialization): time 4.151e-05/0.41, allocations: 39.89 kB / 0.5586 GB, free: 3.84 MB / 414.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001956/0.4102, allocations: 363.9 kB / 0.559 GB, free: 3.543 MB / 414.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001077/0.4103, allocations: 181.7 kB / 0.5591 GB, free: 3.406 MB / 414.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001908/0.4105, allocations: 137.9 kB / 0.5593 GB, free: 3.336 MB / 414.1 MB Notification: Performance of setup shared object (initialization): time 9.922e-05/0.4106, allocations: 378.9 kB / 0.5596 GB, free: 2.992 MB / 414.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003744/0.411, allocations: 222.8 kB / 0.5598 GB, free: 2.918 MB / 414.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004711/0.4115, allocations: 0.5193 MB / 0.5604 GB, free: 2.453 MB / 414.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008888/0.4124, allocations: 0.7819 MB / 0.5611 GB, free: 1.852 MB / 414.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.9e-06/0.4124, allocations: 2.906 kB / 0.5611 GB, free: 1.852 MB / 414.1 MB Notification: Performance of matching and sorting (n=88) (initialization): time 0.001699/0.4141, allocations: 0.9339 MB / 0.562 GB, free: 1.457 MB / 414.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.096e-05/0.4141, allocations: 8.969 kB / 0.562 GB, free: 1.457 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.436e-05/0.4141, allocations: 10.16 kB / 0.5621 GB, free: 1.457 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001096/0.4152, allocations: 261.5 kB / 0.5623 GB, free: 1.402 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004123/0.4156, allocations: 133.5 kB / 0.5624 GB, free: 1.379 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007882/0.4164, allocations: 0.864 MB / 0.5633 GB, free: 0.7188 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005072/0.4169, allocations: 27.56 kB / 0.5633 GB, free: 0.707 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.331e-05/0.417, allocations: 33.61 kB / 0.5633 GB, free: 0.7031 MB / 414.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 42 * Number of states: 0 () * Number of discrete variables: 4 (volume.regularFlow[1],volume.regularFlow[2],volume.inFlow[2],volume.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (73): * Single equations (assignments): 72 * 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 {(2,14)} Notification: Performance of prepare postOptimizeDAE: time 0.0002987/0.4173, allocations: 245.9 kB / 0.5636 GB, free: 0.5195 MB / 414.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001142/0.4174, allocations: 74.88 kB / 0.5636 GB, free: 492 kB / 414.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001243/0.4186, allocations: 0.7163 MB / 0.5643 GB, free: 160 kB / 414.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.067e-05/0.4186, allocations: 6.219 kB / 0.5643 GB, free: 160 kB / 414.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.492e-06/0.4186, allocations: 0.875 kB / 0.5643 GB, free: 160 kB / 414.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.167e-06/0.4187, allocations: 8.297 kB / 0.5644 GB, free: 156 kB / 414.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002414/0.4211, allocations: 1.381 MB / 0.5657 GB, free: 15.45 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.721e-06/0.4211, allocations: 2.094 kB / 0.5657 GB, free: 15.45 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001068/0.4221, allocations: 194 kB / 0.5659 GB, free: 15.44 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0002698/0.4224, allocations: 55.28 kB / 0.5659 GB, free: 15.42 MB / 430.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.874e-05/0.4225, allocations: 21.48 kB / 0.566 GB, free: 15.41 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002676/0.4251, allocations: 2.776 MB / 0.5687 GB, free: 12.71 MB / 430.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.928e-06/0.4251, allocations: 4.391 kB / 0.5687 GB, free: 12.71 MB / 430.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001634/0.4268, allocations: 1.012 MB / 0.5697 GB, free: 12.16 MB / 430.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0003517/0.4271, allocations: 136.5 kB / 0.5698 GB, free: 12.08 MB / 430.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.729e-05/0.4272, allocations: 11.06 kB / 0.5698 GB, free: 12.07 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003775/0.4276, allocations: 13.12 kB / 0.5698 GB, free: 12.07 MB / 430.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.361e-05/0.4277, allocations: 48.53 kB / 0.5699 GB, free: 12.05 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.622e-05/0.4277, allocations: 27.39 kB / 0.5699 GB, free: 12.05 MB / 430.1 MB Notification: Performance of sorting global known variables: time 0.0005675/0.4283, allocations: 419.3 kB / 0.5703 GB, free: 11.86 MB / 430.1 MB Notification: Performance of sort global known variables: time 8e-08/0.4283, allocations: 0 / 0.5703 GB, free: 11.86 MB / 430.1 MB Notification: Performance of remove unused functions: time 0.0008891/0.4292, allocations: 208 kB / 0.5705 GB, free: 11.83 MB / 430.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 2 (volume.medium.p,volume.medium.T) * 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 (47): * Single equations (assignments): 43 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * 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): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.002259/0.4315, allocations: 1.674 MB / 0.5721 GB, free: 10.71 MB / 430.1 MB Notification: Performance of simCode: created initialization part: time 0.00127/0.4327, allocations: 0.5737 MB / 0.5727 GB, free: 10.52 MB / 430.1 MB Notification: Performance of simCode: created event and clocks part: time 3.446e-06/0.4327, allocations: 3.938 kB / 0.5727 GB, free: 10.52 MB / 430.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001177/0.4339, allocations: 479.1 kB / 0.5731 GB, free: 10.3 MB / 430.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00164/0.4355, allocations: 366.7 kB / 0.5735 GB, free: 10.2 MB / 430.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01032/0.4459, allocations: 6.559 MB / 0.5799 GB, free: 6.301 MB / 430.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006461/0.4465, allocations: 0.9349 MB / 0.5808 GB, free: 5.539 MB / 430.1 MB Notification: Performance of simCode: alias equations: time 0.000783/0.4473, allocations: 215.2 kB / 0.581 GB, free: 5.445 MB / 430.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003629/0.4477, allocations: 227.8 kB / 0.5812 GB, free: 5.27 MB / 430.1 MB Notification: Performance of SimCode: time 1.603e-06/0.4477, allocations: 0 / 0.5812 GB, free: 5.27 MB / 430.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06127/0.5089, allocations: 22.83 MB / 0.6035 GB, free: 3.398 MB / 446.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 13.84/14.35, allocations: 8 kB / 0.6035 GB, free: 3.391 MB / 446.1 MB " [Timeout remaining time 646] (rm -f ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.sim & python3 -m fmpy simulate --output-file ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater_res.csv --start-time 0 --stop-time 1.01 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.000201919 ModelicaTest_3_2_3_ModelicaTest_Media_TestsWithFluid_MediaTestModels_LinearFluid_LinearColdWater.fmu > ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.pipe 2>&1) [Timeout 52.5] diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater_res.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Media/TestsWithFluid/MediaTestModels/LinearFluid/LinearColdWater/LinearColdWater.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_3.2.3_ModelicaTest.Media.TestsWithFluid.MediaTestModels.LinearFluid.LinearColdWater.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: 17.2718862239999]