Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.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 0.001401/0.001401, allocations: 110.4 kB / 18.94 MB, free: 2.949 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 0.001602/0.001602, allocations: 218.2 kB / 22.26 MB, free: 5.125 MB / 14.72 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 1.317/1.317, allocations: 230.6 MB / 256 MB, free: 7.977 MB / 206.1 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 2.914/2.914, allocations: 0.505 GB / 0.8101 GB, free: 22.02 MB / 0.6231 GB " [Timeout remaining time 177] Using package Buildings with version 13.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/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: "" <> buildModelFMU(Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate,fileNamePrefix="Buildings_latest_Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate,fileNamePrefix="Buildings_latest_Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001846/0.001846, allocations: 79.56 kB / 1.177 GB, free: 16.98 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2897/0.2916, allocations: 180.2 MB / 1.353 GB, free: 8.422 MB / 1.045 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate): time 0.1897/0.4812, allocations: 183.2 MB / 1.532 GB, free: 0.4922 MB / 1.217 GB Notification: Performance of NFInst.instExpressions: time 0.009424/0.4907, allocations: 7.953 MB / 1.54 GB, free: 8.516 MB / 1.232 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005463/0.4912, allocations: 27.75 kB / 1.54 GB, free: 8.488 MB / 1.232 GB Notification: Performance of NFTyping.typeComponents: time 0.0007205/0.4919, allocations: 242.2 kB / 1.54 GB, free: 8.25 MB / 1.232 GB Notification: Performance of NFTyping.typeBindings: time 0.003368/0.4953, allocations: 1.276 MB / 1.541 GB, free: 6.969 MB / 1.232 GB Notification: Performance of NFTyping.typeClassSections: time 0.00225/0.4976, allocations: 0.7757 MB / 1.542 GB, free: 6.195 MB / 1.232 GB Notification: Performance of NFFlatten.flatten: time 0.001374/0.4989, allocations: 1.083 MB / 1.543 GB, free: 5.109 MB / 1.232 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0005083/0.4994, allocations: 337.9 kB / 1.543 GB, free: 4.773 MB / 1.232 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002965/0.5024, allocations: 1.017 MB / 1.544 GB, free: 3.766 MB / 1.232 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0006305/0.503, allocations: 446.4 kB / 1.545 GB, free: 3.328 MB / 1.232 GB Notification: Performance of NFPackage.collectConstants: time 5.62e-05/0.5031, allocations: 36 kB / 1.545 GB, free: 3.293 MB / 1.232 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00165/0.5047, allocations: 1.017 MB / 1.546 GB, free: 2.273 MB / 1.232 GB Notification: Performance of NFScalarize.scalarize: time 0.0001705/0.5049, allocations: 163.5 kB / 1.546 GB, free: 2.113 MB / 1.232 GB Notification: Performance of NFVerifyModel.verify: time 0.0002346/0.5051, allocations: 242.8 kB / 1.546 GB, free: 1.875 MB / 1.232 GB Notification: Performance of NFConvertDAE.convert: time 0.001231/0.5064, allocations: 0.9421 MB / 1.547 GB, free: 0.9297 MB / 1.232 GB Notification: Performance of FrontEnd - DAE generated: time 2.995e-06/0.5064, allocations: 0 / 1.547 GB, free: 0.9297 MB / 1.232 GB Notification: Performance of FrontEnd: time 1.232e-06/0.5064, allocations: 0 / 1.547 GB, free: 0.9297 MB / 1.232 GB Notification: Performance of Transformations before backend: time 7.064e-06/0.5064, allocations: 0 / 1.547 GB, free: 0.9297 MB / 1.232 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 93 * Number of variables: 93 Notification: Performance of Generate backend data structure: time 0.00105/0.5074, allocations: 0.7535 MB / 1.548 GB, free: 148 kB / 1.232 GB Notification: Performance of prepare preOptimizeDAE: time 3.233e-05/0.5075, allocations: 12.03 kB / 1.548 GB, free: 136 kB / 1.232 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 7.794e-05/0.5075, allocations: 78.47 kB / 1.548 GB, free: 48 kB / 1.232 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008554/0.5084, allocations: 151.6 kB / 1.548 GB, free: 15.89 MB / 1.248 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005533/0.509, allocations: 336.4 kB / 1.548 GB, free: 15.54 MB / 1.248 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.701e-05/0.509, allocations: 32.94 kB / 1.548 GB, free: 15.51 MB / 1.248 GB Notification: Performance of preOpt expandDerOperator (simulation): time 6.031e-05/0.509, allocations: 36 kB / 1.548 GB, free: 15.47 MB / 1.248 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006659/0.5097, allocations: 446.4 kB / 1.549 GB, free: 15.01 MB / 1.248 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.437e-05/0.5097, allocations: 11.92 kB / 1.549 GB, free: 15 MB / 1.248 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.269e-05/0.5098, allocations: 19.94 kB / 1.549 GB, free: 14.98 MB / 1.248 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.101e-05/0.5098, allocations: 8 kB / 1.549 GB, free: 14.97 MB / 1.248 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005602/0.5103, allocations: 323.7 kB / 1.549 GB, free: 14.66 MB / 1.248 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002062/0.5124, allocations: 1.968 MB / 1.551 GB, free: 12.52 MB / 1.248 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003906/0.5128, allocations: 227 kB / 1.551 GB, free: 12.29 MB / 1.248 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002364/0.513, allocations: 136.7 kB / 1.551 GB, free: 12.16 MB / 1.248 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004503/0.5135, allocations: 79.91 kB / 1.551 GB, free: 12.08 MB / 1.248 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.311e-05/0.5135, allocations: 30.97 kB / 1.551 GB, free: 12.04 MB / 1.248 GB Notification: Performance of pre-optimization done (n=24): time 1.403e-06/0.5135, allocations: 0 / 1.551 GB, free: 12.04 MB / 1.248 GB Notification: Performance of matching and sorting (n=24): time 0.0009603/0.5144, allocations: 466.5 kB / 1.552 GB, free: 11.58 MB / 1.248 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.104e-05/0.5145, allocations: 55.41 kB / 1.552 GB, free: 11.51 MB / 1.248 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003962/0.5149, allocations: 393.9 kB / 1.552 GB, free: 11.12 MB / 1.248 GB Notification: Performance of collectPreVariables (initialization): time 3.725e-05/0.5149, allocations: 33.7 kB / 1.552 GB, free: 11.08 MB / 1.248 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001685/0.5151, allocations: 236.4 kB / 1.553 GB, free: 10.84 MB / 1.248 GB Notification: Performance of collectInitialBindings (initialization): time 7.371e-05/0.5152, allocations: 95.25 kB / 1.553 GB, free: 10.75 MB / 1.248 GB Notification: Performance of simplifyInitialFunctions (initialization): time 9.058e-05/0.5153, allocations: 61.64 kB / 1.553 GB, free: 10.68 MB / 1.248 GB Notification: Performance of setup shared object (initialization): time 0.0001508/0.5154, allocations: 350.7 kB / 1.553 GB, free: 10.33 MB / 1.248 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002209/0.5156, allocations: 115.9 kB / 1.553 GB, free: 10.22 MB / 1.248 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002793/0.5159, allocations: 186.8 kB / 1.553 GB, free: 10.01 MB / 1.248 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004873/0.5164, allocations: 304.9 kB / 1.554 GB, free: 9.691 MB / 1.248 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.344e-06/0.5164, allocations: 0 / 1.554 GB, free: 9.691 MB / 1.248 GB Notification: Performance of matching and sorting (n=31) (initialization): time 0.0006138/0.517, allocations: 359.5 kB / 1.554 GB, free: 9.336 MB / 1.248 GB Notification: Performance of prepare postOptimizeDAE: time 1.63e-05/0.517, allocations: 8 kB / 1.554 GB, free: 9.328 MB / 1.248 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.919e-06/0.517, allocations: 4.219 kB / 1.554 GB, free: 9.324 MB / 1.248 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.559e-05/0.517, allocations: 4 kB / 1.554 GB, free: 9.32 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002705/0.5173, allocations: 59.91 kB / 1.554 GB, free: 9.262 MB / 1.248 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.354e-05/0.5173, allocations: 11.92 kB / 1.554 GB, free: 9.25 MB / 1.248 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002243/0.5176, allocations: 39.72 kB / 1.554 GB, free: 9.211 MB / 1.248 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.373e-05/0.5176, allocations: 15.98 kB / 1.554 GB, free: 9.195 MB / 1.248 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 8 * 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 (31): * Single equations (assignments): 31 * 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 0.0001806/0.5178, allocations: 177.6 kB / 1.554 GB, free: 9.012 MB / 1.248 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.296e-05/0.5178, allocations: 39.72 kB / 1.554 GB, free: 8.973 MB / 1.248 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006573/0.5185, allocations: 369.1 kB / 1.555 GB, free: 8.605 MB / 1.248 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.87e-06/0.5185, allocations: 4 kB / 1.555 GB, free: 8.602 MB / 1.248 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.346e-06/0.5185, allocations: 0 / 1.555 GB, free: 8.602 MB / 1.248 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.556e-06/0.5185, allocations: 0 / 1.555 GB, free: 8.602 MB / 1.248 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001357/0.5199, allocations: 0.9089 MB / 1.556 GB, free: 7.621 MB / 1.248 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.128e-06/0.5199, allocations: 4 kB / 1.556 GB, free: 7.617 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002334/0.5201, allocations: 51.91 kB / 1.556 GB, free: 7.566 MB / 1.248 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.562e-06/0.5201, allocations: 7.938 kB / 1.556 GB, free: 7.559 MB / 1.248 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.935e-05/0.5201, allocations: 8.219 kB / 1.556 GB, free: 7.551 MB / 1.248 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.078e-06/0.5201, allocations: 4 kB / 1.556 GB, free: 7.547 MB / 1.248 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.452e-06/0.5201, allocations: 3.938 kB / 1.556 GB, free: 7.543 MB / 1.248 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0009028/0.521, allocations: 0.6371 MB / 1.556 GB, free: 6.871 MB / 1.248 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001386/0.5212, allocations: 75.59 kB / 1.556 GB, free: 6.797 MB / 1.248 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.961e-05/0.5212, allocations: 4 kB / 1.556 GB, free: 6.793 MB / 1.248 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002084/0.5214, allocations: 15.98 kB / 1.556 GB, free: 6.777 MB / 1.248 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.703e-05/0.5215, allocations: 24.03 kB / 1.556 GB, free: 6.754 MB / 1.248 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.883e-05/0.5215, allocations: 11.94 kB / 1.556 GB, free: 6.742 MB / 1.248 GB Notification: Performance of sorting global known variables: time 0.0002859/0.5218, allocations: 279.1 kB / 1.557 GB, free: 6.469 MB / 1.248 GB Notification: Performance of sort global known variables: time 8.1e-08/0.5218, allocations: 0 / 1.557 GB, free: 6.469 MB / 1.248 GB Notification: Performance of remove unused functions: time 0.0004065/0.5222, allocations: 115.8 kB / 1.557 GB, free: 6.355 MB / 1.248 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 1 (senH.h_out) * 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 (24): * Single equations (assignments): 24 * 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 0.001294/0.5235, allocations: 1.225 MB / 1.558 GB, free: 5.082 MB / 1.248 GB Notification: Performance of simCode: created initialization part: time 0.0005315/0.524, allocations: 273.4 kB / 1.558 GB, free: 4.816 MB / 1.248 GB Notification: Performance of simCode: created event and clocks part: time 2.074e-06/0.524, allocations: 0 / 1.558 GB, free: 4.816 MB / 1.248 GB Notification: Performance of simCode: created simulation system equations: time 0.0002558/0.5243, allocations: 148.7 kB / 1.558 GB, free: 4.672 MB / 1.248 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0009457/0.5252, allocations: 210 kB / 1.559 GB, free: 4.473 MB / 1.248 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004576/0.5298, allocations: 3.808 MB / 1.562 GB, free: 0.4961 MB / 1.248 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000434/0.5302, allocations: 0.8311 MB / 1.563 GB, free: 15.63 MB / 1.264 GB Notification: Performance of simCode: alias equations: time 0.000306/0.5305, allocations: 103.4 kB / 1.563 GB, free: 15.53 MB / 1.264 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001985/0.5307, allocations: 139.4 kB / 1.563 GB, free: 15.39 MB / 1.264 GB Notification: Performance of SimCode: time 7.32e-07/0.5307, allocations: 0 / 1.563 GB, free: 15.39 MB / 1.264 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0416/0.5723, allocations: 11.96 MB / 1.575 GB, free: 3.664 MB / 1.264 GB Notification: Performance of buildModelFMU: Generate platform static: time 10.22/10.79, allocations: 1.719 kB / 1.575 GB, free: 3.664 MB / 1.264 GB " [Timeout remaining time 289] (rm -f Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe >> ../files/Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.sim & python3 -m fmpy simulate --output-file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv --start-time 0 --stop-time 60 --timeout 800 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.024 Buildings_latest_Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate.fmu > Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.pipe 2>&1) [Timeout 840.0] diffSimulationResults("Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Fluid_Sensors_Examples_MoistAirEnthalpyFlowRate.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable senMasFlo.m_flow in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senMasFlo.m_flow from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable senH_flow.H_flow in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senH_flow.H_flow from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable senHSen_flow.H_flow in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senHSen_flow.H_flow from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable senHLat_flow.H_flow in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable senHLat_flow.H_flow from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable pro.y in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable pro.y from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! Error: Could not read variable add.y in file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv. Warning: Get data of variable add.y from file Buildings_latest_Buildings.Fluid.Sensors.Examples.MoistAirEnthalpyFlowRate_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 16.8227093280002]