Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate.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 0.001468/0.001468, allocations: 88.39 kB / 20.23 MB, free: 4.191 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 0.001518/0.001518, allocations: 157.7 kB / 23.54 MB, free: 0.8867 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 1.469/1.469, allocations: 177.1 MB / 203.9 MB, free: 5.598 MB / 186.7 MB
"
[Timeout remaining time 178]
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 0.9229/0.9229, allocations: 110.2 MB / 370.6 MB, free: 12.48 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.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate")
translateModel(BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.383e-06/1.383e-06, allocations: 0 / 474.4 MB, free: 15.26 MB / 410.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.492e-05/2.63e-05, allocations: 6.125 kB / 474.4 MB, free: 15.26 MB / 410.7 MB
Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate): time 0.2123/0.2123, allocations: 150.8 MB / 0.6106 GB, free: 8.465 MB / 0.5261 GB
Notification: Performance of NFInst.instExpressions: time 0.009322/0.2216, allocations: 4.041 MB / 0.6146 GB, free: 4.41 MB / 0.5261 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001363/0.223, allocations: 23.81 kB / 0.6146 GB, free: 4.387 MB / 0.5261 GB
Notification: Performance of NFTyping.typeComponents: time 0.001427/0.2244, allocations: 329.9 kB / 0.6149 GB, free: 4.062 MB / 0.5261 GB
Notification: Performance of NFTyping.typeBindings: time 0.003417/0.2278, allocations: 1.069 MB / 0.6159 GB, free: 2.988 MB / 0.5261 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002606/0.2304, allocations: 0.8542 MB / 0.6168 GB, free: 2.133 MB / 0.5261 GB
Notification: Performance of NFFlatten.flatten: time 0.002287/0.2327, allocations: 1.333 MB / 0.6181 GB, free: 0.7969 MB / 0.5261 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0008833/0.2336, allocations: 396 kB / 0.6184 GB, free: 416 kB / 0.5261 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002278/0.2359, allocations: 0.8763 MB / 0.6193 GB, free: 15.53 MB / 0.5417 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.001375/0.2373, allocations: 423.9 kB / 0.6197 GB, free: 15.12 MB / 0.5417 GB
Notification: Performance of NFPackage.collectConstants: time 0.0001744/0.2374, allocations: 52 kB / 0.6198 GB, free: 15.07 MB / 0.5417 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001909/0.2394, allocations: 0.7635 MB / 0.6205 GB, free: 14.3 MB / 0.5417 GB
Notification: Performance of NFScalarize.scalarize: time 0.0004466/0.2398, allocations: 227.3 kB / 0.6207 GB, free: 14.08 MB / 0.5417 GB
Notification: Performance of NFVerifyModel.verify: time 0.0005593/0.2404, allocations: 239.4 kB / 0.6209 GB, free: 13.84 MB / 0.5417 GB
Notification: Performance of NFConvertDAE.convert: time 0.002426/0.2428, allocations: 1.204 MB / 0.6221 GB, free: 12.64 MB / 0.5417 GB
Notification: Performance of FrontEnd - DAE generated: time 5.32e-06/0.2428, allocations: 0 / 0.6221 GB, free: 12.64 MB / 0.5417 GB
Notification: Performance of FrontEnd: time 1.253e-06/0.2428, allocations: 0 / 0.6221 GB, free: 12.64 MB / 0.5417 GB
Notification: Performance of Transformations before backend: time 3.027e-05/0.2428, allocations: 4 kB / 0.6221 GB, free: 12.63 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: 106
 * Number of variables: 106
Notification: Performance of Generate backend data structure: time 0.002372/0.2452, allocations: 0.8819 MB / 0.623 GB, free: 11.72 MB / 0.5417 GB
Notification: Performance of prepare preOptimizeDAE: time 5.613e-05/0.2453, allocations: 12.62 kB / 0.623 GB, free: 11.71 MB / 0.5417 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002038/0.2473, allocations: 319 kB / 0.6233 GB, free: 11.39 MB / 0.5417 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001122/0.2484, allocations: 458.6 kB / 0.6237 GB, free: 10.92 MB / 0.5417 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.606e-05/0.2485, allocations: 37 kB / 0.6238 GB, free: 10.88 MB / 0.5417 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001018/0.2486, allocations: 51.92 kB / 0.6238 GB, free: 10.83 MB / 0.5417 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.001743/0.2503, allocations: 0.8907 MB / 0.6247 GB, free: 9.852 MB / 0.5417 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.465e-05/0.2503, allocations: 0 / 0.6247 GB, free: 9.852 MB / 0.5417 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.605e-05/0.2504, allocations: 16 kB / 0.6247 GB, free: 9.836 MB / 0.5417 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.755e-05/0.2504, allocations: 21 kB / 0.6247 GB, free: 9.816 MB / 0.5417 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001623/0.2521, allocations: 0.5464 MB / 0.6253 GB, free: 9.27 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 0.004534/0.2566, allocations: 1.814 MB / 0.627 GB, free: 7.395 MB / 0.5417 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001071/0.2577, allocations: 278.3 kB / 0.6273 GB, free: 7.113 MB / 0.5417 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0005879/0.2582, allocations: 160.7 kB / 0.6275 GB, free: 6.953 MB / 0.5417 GB
Notification: Performance of preOpt evalFunc (simulation): time 2.514e-05/0.2583, allocations: 7.984 kB / 0.6275 GB, free: 6.945 MB / 0.5417 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.971e-05/0.2583, allocations: 38.56 kB / 0.6275 GB, free: 6.898 MB / 0.5417 GB
Notification: Performance of pre-optimization done (n=11): time 1.342e-06/0.2583, allocations: 0 / 0.6275 GB, free: 6.898 MB / 0.5417 GB
Notification: Performance of matching and sorting (n=11): time 0.005611/0.2639, allocations: 1.008 MB / 0.6285 GB, free: 5.883 MB / 0.5417 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.324e-05/0.264, allocations: 81.11 kB / 0.6286 GB, free: 5.785 MB / 0.5417 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006724/0.2647, allocations: 421.8 kB / 0.629 GB, free: 5.363 MB / 0.5417 GB
Notification: Performance of collectPreVariables (initialization): time 5.867e-05/0.2647, allocations: 37.69 kB / 0.629 GB, free: 5.32 MB / 0.5417 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0002808/0.265, allocations: 311.7 kB / 0.6293 GB, free: 5.012 MB / 0.5417 GB
Notification: Performance of collectInitialBindings (initialization): time 6.196e-05/0.2651, allocations: 43.62 kB / 0.6293 GB, free: 4.969 MB / 0.5417 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001461/0.2652, allocations: 61.66 kB / 0.6294 GB, free: 4.902 MB / 0.5417 GB
Notification: Performance of setup shared object (initialization): time 0.0002028/0.2654, allocations: 350.7 kB / 0.6297 GB, free: 4.551 MB / 0.5417 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006617/0.2661, allocations: 187.8 kB / 0.6299 GB, free: 4.367 MB / 0.5417 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007399/0.2668, allocations: 292.7 kB / 0.6302 GB, free: 4.043 MB / 0.5417 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.001277/0.2681, allocations: 406.1 kB / 0.6306 GB, free: 3.617 MB / 0.5417 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.777e-06/0.2681, allocations: 0 / 0.6306 GB, free: 3.617 MB / 0.5417 GB
Notification: Performance of matching and sorting (n=30) (initialization): time 0.002968/0.2711, allocations: 0.7304 MB / 0.6313 GB, free: 2.879 MB / 0.5417 GB
Notification: Performance of prepare postOptimizeDAE: time 2.415e-05/0.2711, allocations: 8 kB / 0.6313 GB, free: 2.871 MB / 0.5417 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.246e-06/0.2711, allocations: 0 / 0.6313 GB, free: 2.871 MB / 0.5417 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.002165/0.2733, allocations: 392.4 kB / 0.6317 GB, free: 2.484 MB / 0.5417 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003955/0.2737, allocations: 67.94 kB / 0.6317 GB, free: 2.418 MB / 0.5417 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0047/0.2784, allocations: 2.085 MB / 0.6338 GB, free: 236 kB / 0.5417 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006318/0.279, allocations: 55.8 kB / 0.6338 GB, free: 180 kB / 0.5417 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.345e-05/0.279, allocations: 16.12 kB / 0.6338 GB, free: 164 kB / 0.5417 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 10
 * 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 (26):
 * Single equations (assignments): 25
 * 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
   {(1,4)}
Notification: Performance of prepare postOptimizeDAE: time 0.0003598/0.2794, allocations: 201.6 kB / 0.634 GB, free: 15.95 MB / 0.5573 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001535/0.2796, allocations: 43.77 kB / 0.6341 GB, free: 15.91 MB / 0.5573 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001141/0.2797, allocations: 39.28 kB / 0.6341 GB, free: 15.87 MB / 0.5573 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.288e-06/0.2797, allocations: 4 kB / 0.6341 GB, free: 15.86 MB / 0.5573 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.515e-06/0.2797, allocations: 0 / 0.6341 GB, free: 15.86 MB / 0.5573 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.625e-06/0.2797, allocations: 0 / 0.6341 GB, free: 15.86 MB / 0.5573 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003408/0.2831, allocations: 0.9998 MB / 0.6351 GB, free: 14.82 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.657e-06/0.2831, allocations: 0 / 0.6351 GB, free: 14.82 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002775/0.2834, allocations: 40.02 kB / 0.6351 GB, free: 14.78 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.002058/0.2854, allocations: 384.4 kB / 0.6355 GB, free: 14.4 MB / 0.5573 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.877e-05/0.2855, allocations: 4 kB / 0.6355 GB, free: 14.39 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.004185/0.2896, allocations: 2.047 MB / 0.6375 GB, free: 12.25 MB / 0.5573 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.689e-06/0.2896, allocations: 3.938 kB / 0.6375 GB, free: 12.25 MB / 0.5573 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002724/0.2924, allocations: 0.6925 MB / 0.6382 GB, free: 11.53 MB / 0.5573 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0003073/0.2927, allocations: 79.72 kB / 0.6383 GB, free: 11.45 MB / 0.5573 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.615e-05/0.2928, allocations: 0 / 0.6383 GB, free: 11.45 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006139/0.2934, allocations: 51.94 kB / 0.6383 GB, free: 11.4 MB / 0.5573 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 8.36e-05/0.2935, allocations: 15.97 kB / 0.6383 GB, free: 11.38 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.017e-05/0.2935, allocations: 11.98 kB / 0.6383 GB, free: 11.37 MB / 0.5573 GB
Notification: Performance of sorting global known variables: time 0.0004533/0.294, allocations: 291.1 kB / 0.6386 GB, free: 11.09 MB / 0.5573 GB
Notification: Performance of sort global known variables: time 1e-07/0.294, allocations: 4 kB / 0.6386 GB, free: 11.09 MB / 0.5573 GB
Notification: Performance of remove unused functions: time 0.0008602/0.2948, allocations: 191.6 kB / 0.6388 GB, free: 10.9 MB / 0.5573 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 3
 * 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 (7):
 * Single equations (assignments): 6
 * 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
   {(1,4)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0004285/0.2953, allocations: 169.1 kB / 0.639 GB, free: 10.72 MB / 0.5573 GB
Notification: Performance of simCode: created initialization part: time 0.001903/0.2972, allocations: 0.5169 MB / 0.6395 GB, free: 10.2 MB / 0.5573 GB
Notification: Performance of simCode: created event and clocks part: time 4.108e-06/0.2972, allocations: 0 / 0.6395 GB, free: 10.2 MB / 0.5573 GB
Notification: Performance of simCode: created simulation system equations: time 0.0007892/0.298, allocations: 302.8 kB / 0.6398 GB, free: 9.887 MB / 0.5573 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00116/0.2991, allocations: 216.6 kB / 0.64 GB, free: 9.688 MB / 0.5573 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003398/0.3025, allocations: 1.03 MB / 0.641 GB, free: 8.621 MB / 0.5573 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003556/0.3029, allocations: 263.9 kB / 0.6412 GB, free: 8.344 MB / 0.5573 GB
Notification: Performance of simCode: alias equations: time 0.0003548/0.3032, allocations: 79.25 kB / 0.6413 GB, free: 8.262 MB / 0.5573 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000105/0.3033, allocations: 36.48 kB / 0.6413 GB, free: 8.227 MB / 0.5573 GB
Notification: Performance of SimCode: time 6.31e-07/0.3033, allocations: 0 / 0.6413 GB, free: 8.227 MB / 0.5573 GB
Notification: Performance of Templates: time 0.2053/0.5086, allocations: 9.688 MB / 0.6508 GB, free: 177.5 MB / 0.5573 GB
"
[Timeout remaining time 659]
make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate.makefile [Timeout 660]
(rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate  -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Examples.MixingVolumePrescribedHeatFlowRate.pipe 2>&1) [Timeout 480]
[Calling sys.exit(0), Time elapsed: 6.175162154017016]