Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T.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 0.001432/0.001432, allocations: 87.58 kB / 20.45 MB, free: 4.121 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 0.0009385/0.0009385, allocations: 161 kB / 23.82 MB, free: 0.7539 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 0.9255/0.9255, allocations: 177.1 MB / 204.2 MB, free: 5.613 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo): time 1.727/1.727, allocations: 359 MB / 0.6052 GB, free: 10.98 MB / 0.573 GB
"
[Timeout remaining time 178]
Using package Buildings with version 11.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/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(Buildings.Fluid.Sources.Examples.PropertySource_T,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|senTemT.T|senTemXi.T|senTemC.T|proSouXi.port_b.Xi_outflow.[0-9,]+.|proSouT.port_b.Xi_outflow.[0-9,]+.|proSouC.port_b.Xi_outflow.[0-9,]+.|proSouXi.port_a.Xi_outflow.[0-9,]+.|proSouT.port_a.Xi_outflow.[0-9,]+.|proSouC.port_a.Xi_outflow.[0-9,]+.|proSouT.port_a.C_outflow.[0-9,]+.|proSouT.port_b.C_outflow.[0-9,]+.|proSouC.port_a.C_outflow.[0-9,]+.|proSouC.port_b.C_outflow.[0-9,]+.|proSouXi.port_a.C_outflow.[0-9,]+.|proSouXi.port_b.C_outflow.[0-9,]+.|proSouXi.port_a.h_outflow|proSouXi.port_b.h_outflow|proSouT.port_a.h_outflow|proSouT.port_b.h_outflow|proSouC.port_a.h_outflow|proSouC.port_b.h_outflow",fileNamePrefix="Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T")
translateModel(Buildings.Fluid.Sources.Examples.PropertySource_T,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|senTemT.T|senTemXi.T|senTemC.T|proSouXi.port_b.Xi_outflow.[0-9,]+.|proSouT.port_b.Xi_outflow.[0-9,]+.|proSouC.port_b.Xi_outflow.[0-9,]+.|proSouXi.port_a.Xi_outflow.[0-9,]+.|proSouT.port_a.Xi_outflow.[0-9,]+.|proSouC.port_a.Xi_outflow.[0-9,]+.|proSouT.port_a.C_outflow.[0-9,]+.|proSouT.port_b.C_outflow.[0-9,]+.|proSouC.port_a.C_outflow.[0-9,]+.|proSouC.port_b.C_outflow.[0-9,]+.|proSouXi.port_a.C_outflow.[0-9,]+.|proSouXi.port_b.C_outflow.[0-9,]+.|proSouXi.port_a.h_outflow|proSouXi.port_b.h_outflow|proSouT.port_a.h_outflow|proSouT.port_b.h_outflow|proSouC.port_a.h_outflow|proSouC.port_b.h_outflow",fileNamePrefix="Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 2.304e-06/2.304e-06, allocations: 0 / 0.7871 GB, free: 12.34 MB / 0.7448 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.528e-05/1.758e-05, allocations: 2.312 kB / 0.7871 GB, free: 12.34 MB / 0.7448 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Sources.Examples.PropertySource_T): time 0.1279/0.128, allocations: 149 MB / 0.9326 GB, free: 6.848 MB / 0.8855 GB
Notification: Performance of NFInst.instExpressions: time 0.00293/0.1309, allocations: 2.084 MB / 0.9347 GB, free: 4.762 MB / 0.8855 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0004/0.1313, allocations: 43.62 kB / 0.9347 GB, free: 4.719 MB / 0.8855 GB
Notification: Performance of NFTyping.typeComponents: time 0.0004151/0.1317, allocations: 214.2 kB / 0.9349 GB, free: 4.508 MB / 0.8855 GB
Notification: Performance of NFTyping.typeBindings: time 0.001063/0.1328, allocations: 0.6447 MB / 0.9355 GB, free: 3.859 MB / 0.8855 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001071/0.1338, allocations: 0.7247 MB / 0.9362 GB, free: 3.133 MB / 0.8855 GB
Notification: Performance of NFFlatten.flatten: time 0.001302/0.1351, allocations: 1.678 MB / 0.9379 GB, free: 1.449 MB / 0.8855 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0009618/0.1361, allocations: 0.6255 MB / 0.9385 GB, free: 0.8008 MB / 0.8855 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0008737/0.137, allocations: 0.8105 MB / 0.9393 GB, free: 15.99 MB / 0.9011 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0004696/0.1374, allocations: 494.4 kB / 0.9398 GB, free: 15.5 MB / 0.9011 GB
Notification: Performance of NFPackage.collectConstants: time 7.306e-05/0.1375, allocations: 64 kB / 0.9398 GB, free: 15.44 MB / 0.9011 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00048/0.138, allocations: 339.2 kB / 0.9401 GB, free: 15.11 MB / 0.9011 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002408/0.1382, allocations: 386.8 kB / 0.9405 GB, free: 14.73 MB / 0.9011 GB
Notification: Performance of NFVerifyModel.verify: time 0.0002252/0.1385, allocations: 299.3 kB / 0.9408 GB, free: 14.44 MB / 0.9011 GB
Notification: Performance of NFConvertDAE.convert: time 0.0007841/0.1392, allocations: 0.829 MB / 0.9416 GB, free: 13.61 MB / 0.9011 GB
Notification: Performance of FrontEnd - DAE generated: time 3.206e-06/0.1392, allocations: 0 / 0.9416 GB, free: 13.61 MB / 0.9011 GB
Notification: Performance of FrontEnd: time 1.422e-06/0.1392, allocations: 0 / 0.9416 GB, free: 13.61 MB / 0.9011 GB
Notification: Performance of Transformations before backend: time 1.051e-05/0.1393, allocations: 0 / 0.9416 GB, free: 13.61 MB / 0.9011 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 189
 * Number of variables: 189
Notification: Performance of Generate backend data structure: time 0.0009607/0.1402, allocations: 1.123 MB / 0.9427 GB, free: 12.44 MB / 0.9011 GB
Notification: Performance of prepare preOptimizeDAE: time 3.303e-05/0.1403, allocations: 12.03 kB / 0.9427 GB, free: 12.43 MB / 0.9011 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0009787/0.1412, allocations: 431.1 kB / 0.9431 GB, free: 12.01 MB / 0.9011 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005581/0.1418, allocations: 0.5282 MB / 0.9436 GB, free: 11.45 MB / 0.9011 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.511e-05/0.1418, allocations: 65.92 kB / 0.9437 GB, free: 11.39 MB / 0.9011 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 5.674e-05/0.1419, allocations: 68 kB / 0.9438 GB, free: 11.32 MB / 0.9011 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006924/0.1426, allocations: 0.6918 MB / 0.9444 GB, free: 10.55 MB / 0.9011 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.562e-05/0.1426, allocations: 3.938 kB / 0.9444 GB, free: 10.54 MB / 0.9011 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.1e-05/0.1426, allocations: 32 kB / 0.9445 GB, free: 10.51 MB / 0.9011 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.841e-05/0.1427, allocations: 37.3 kB / 0.9445 GB, free: 10.48 MB / 0.9011 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003643/0.143, allocations: 275.4 kB / 0.9448 GB, free: 10.21 MB / 0.9011 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 0.002336/0.1454, allocations: 3.506 MB / 0.9482 GB, free: 6.578 MB / 0.9011 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0001867/0.1456, allocations: 157.2 kB / 0.9483 GB, free: 6.387 MB / 0.9011 GB
Notification: Performance of preOpt resolveLoops (simulation): time 7.668e-05/0.1456, allocations: 67.05 kB / 0.9484 GB, free: 6.309 MB / 0.9011 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002028/0.1458, allocations: 51.94 kB / 0.9485 GB, free: 6.258 MB / 0.9011 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.807e-05/0.1459, allocations: 37.39 kB / 0.9485 GB, free: 6.211 MB / 0.9011 GB
Notification: Performance of pre-optimization done (n=21): time 1.794e-06/0.1459, allocations: 0 / 0.9485 GB, free: 6.211 MB / 0.9011 GB
Notification: Performance of matching and sorting (n=21): time 0.0005037/0.1464, allocations: 254.5 kB / 0.9487 GB, free: 5.957 MB / 0.9011 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.872e-05/0.1464, allocations: 102.8 kB / 0.9488 GB, free: 5.832 MB / 0.9011 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002863/0.1467, allocations: 442.6 kB / 0.9493 GB, free: 5.383 MB / 0.9011 GB
Notification: Performance of collectPreVariables (initialization): time 2.131e-05/0.1467, allocations: 33.7 kB / 0.9493 GB, free: 5.344 MB / 0.9011 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0001911/0.1469, allocations: 462.8 kB / 0.9497 GB, free: 4.887 MB / 0.9011 GB
Notification: Performance of collectInitialBindings (initialization): time 4.442e-05/0.1469, allocations: 87.27 kB / 0.9498 GB, free: 4.801 MB / 0.9011 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 6.968e-05/0.147, allocations: 59.36 kB / 0.9499 GB, free: 4.734 MB / 0.9011 GB
Notification: Performance of setup shared object (initialization): time 0.0001337/0.1471, allocations: 0.5312 MB / 0.9504 GB, free: 4.191 MB / 0.9011 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 6.119e-05/0.1472, allocations: 36.03 kB / 0.9504 GB, free: 4.156 MB / 0.9011 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001639/0.1474, allocations: 296.3 kB / 0.9507 GB, free: 3.781 MB / 0.9011 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0001879/0.1476, allocations: 205.6 kB / 0.9509 GB, free: 3.527 MB / 0.9011 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.565e-06/0.1476, allocations: 0 / 0.9509 GB, free: 3.527 MB / 0.9011 GB
Notification: Performance of matching and sorting (n=32) (initialization): time 0.0002706/0.1478, allocations: 231.5 kB / 0.9511 GB, free: 3.297 MB / 0.9011 GB
Notification: Performance of prepare postOptimizeDAE: time 1.504e-05/0.1478, allocations: 8 kB / 0.9511 GB, free: 3.289 MB / 0.9011 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.131e-06/0.1479, allocations: 4.344 kB / 0.9511 GB, free: 3.285 MB / 0.9011 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.437e-05/0.1479, allocations: 8 kB / 0.9511 GB, free: 3.277 MB / 0.9011 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001657/0.148, allocations: 59.91 kB / 0.9512 GB, free: 3.219 MB / 0.9011 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.386e-06/0.148, allocations: 7.938 kB / 0.9512 GB, free: 3.211 MB / 0.9011 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001321/0.1482, allocations: 31.83 kB / 0.9512 GB, free: 3.18 MB / 0.9011 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.31e-05/0.1482, allocations: 15.94 kB / 0.9513 GB, free: 3.164 MB / 0.9011 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 13
 * 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 (32):
 * Single equations (assignments): 32
 * 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 0.0001168/0.1483, allocations: 180.5 kB / 0.9514 GB, free: 2.977 MB / 0.9011 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 6.151e-05/0.1484, allocations: 47.72 kB / 0.9515 GB, free: 2.93 MB / 0.9011 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002178/0.1486, allocations: 175 kB / 0.9516 GB, free: 2.754 MB / 0.9011 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.797e-06/0.1486, allocations: 4 kB / 0.9516 GB, free: 2.75 MB / 0.9011 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.076e-06/0.1486, allocations: 0 / 0.9516 GB, free: 2.75 MB / 0.9011 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.725e-06/0.1486, allocations: 7.938 kB / 0.9516 GB, free: 2.742 MB / 0.9011 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001204/0.1498, allocations: 1.189 MB / 0.9528 GB, free: 1.438 MB / 0.9011 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.276e-06/0.1498, allocations: 4 kB / 0.9528 GB, free: 1.434 MB / 0.9011 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 9.812e-05/0.1499, allocations: 43.91 kB / 0.9529 GB, free: 1.391 MB / 0.9011 GB
Notification: Performance of postOpt tearingSystem (simulation): time 4.279e-06/0.1499, allocations: 4 kB / 0.9529 GB, free: 1.387 MB / 0.9011 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.557e-05/0.1499, allocations: 12 kB / 0.9529 GB, free: 1.375 MB / 0.9011 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.617e-06/0.1499, allocations: 4 kB / 0.9529 GB, free: 1.371 MB / 0.9011 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.657e-06/0.1499, allocations: 7.938 kB / 0.9529 GB, free: 1.363 MB / 0.9011 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002935/0.1502, allocations: 470.2 kB / 0.9533 GB, free: 0.8125 MB / 0.9011 GB
Notification: Performance of postOpt removeConstants (simulation): time 7.277e-05/0.1503, allocations: 71.69 kB / 0.9534 GB, free: 0.7422 MB / 0.9011 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.265e-05/0.1503, allocations: 12 kB / 0.9534 GB, free: 0.7305 MB / 0.9011 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001148/0.1504, allocations: 8 kB / 0.9534 GB, free: 0.7227 MB / 0.9011 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 5.865e-05/0.1505, allocations: 31.84 kB / 0.9534 GB, free: 0.6914 MB / 0.9011 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.4e-05/0.1505, allocations: 16.09 kB / 0.9535 GB, free: 0.6758 MB / 0.9011 GB
Notification: Performance of sorting global known variables: time 0.0001768/0.1507, allocations: 287 kB / 0.9537 GB, free: 404 kB / 0.9011 GB
Notification: Performance of sort global known variables: time 8e-08/0.1507, allocations: 0 / 0.9537 GB, free: 404 kB / 0.9011 GB
Notification: Performance of remove unused functions: time 0.000362/0.1511, allocations: 203.3 kB / 0.9539 GB, free: 200 kB / 0.9011 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 18
 * 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 (21):
 * Single equations (assignments): 21
 * 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 0.0001965/0.1513, allocations: 151 kB / 0.9541 GB, free: 36 kB / 0.9011 GB
Notification: Performance of simCode: created initialization part: time 0.0002498/0.1515, allocations: 132.2 kB / 0.9542 GB, free: 15.9 MB / 0.9167 GB
Notification: Performance of simCode: created event and clocks part: time 2.124e-06/0.1515, allocations: 4 kB / 0.9542 GB, free: 15.89 MB / 0.9167 GB
Notification: Performance of simCode: created simulation system equations: time 8.29e-05/0.1516, allocations: 74.47 kB / 0.9543 GB, free: 15.82 MB / 0.9167 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006172/0.1522, allocations: 198.6 kB / 0.9545 GB, free: 15.63 MB / 0.9167 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001338/0.1535, allocations: 1.199 MB / 0.9556 GB, free: 14.32 MB / 0.9167 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001153/0.1537, allocations: 185.2 kB / 0.9558 GB, free: 14.12 MB / 0.9167 GB
Notification: Performance of simCode: alias equations: time 0.0002028/0.1539, allocations: 107.4 kB / 0.9559 GB, free: 14.02 MB / 0.9167 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 8.137e-05/0.1539, allocations: 28.5 kB / 0.9559 GB, free: 13.99 MB / 0.9167 GB
Notification: Performance of SimCode: time 7.01e-07/0.1539, allocations: 4 kB / 0.9559 GB, free: 13.98 MB / 0.9167 GB
Notification: Performance of Templates: time 0.01035/0.1643, allocations: 7.619 MB / 0.9634 GB, free: 6.594 MB / 0.9167 GB
"
[Timeout remaining time 300]
make -j1 -f Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T.makefile [Timeout 300]
(rm -f Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T.pipe ; mkfifo Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T.pipe >> ../files/Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T.sim & ./Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T -abortSlowSimulation -alarm=240  -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T.pipe 2>&1) [Timeout 240]
diffSimulationResults("Buildings_11_Buildings.Fluid.Sources.Examples.PropertySource_T_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Fluid_Sources_Examples_PropertySource_T.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300]
""
[Timeout remaining time 300]
Reference file matches
[Calling sys.exit(0), Time elapsed: 5.131487579084933]