Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal.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 0.001352/0.001352, allocations: 91.67 kB / 20.95 MB, free: 3.309 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 0.006489/0.006489, allocations: 160.5 kB / 24.38 MB, free: 9.152 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 0.9494/0.9494, allocations: 177.1 MB / 204.8 MB, free: 5.406 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 1.961/1.961, allocations: 389.6 MB / 0.6356 GB, free: 12.2 MB / 0.6042 GB
"
[Timeout remaining time 178]
Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.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.FMI.Conversion.Validation.AirToOutletFlowReversal,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal")
translateModel(Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.503e-06/1.503e-06, allocations: 0.5469 kB / 0.7756 GB, free: 5.176 MB / 0.7292 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.516e-05/1.666e-05, allocations: 9.203 kB / 0.7756 GB, free: 5.168 MB / 0.7292 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal): time 0.1323/0.1324, allocations: 160.9 MB / 0.9327 GB, free: 3.914 MB / 0.8855 GB
Notification: Performance of NFInst.instExpressions: time 0.005289/0.1377, allocations: 5.475 MB / 0.938 GB, free: 14.43 MB / 0.9011 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.000414/0.1381, allocations: 79.31 kB / 0.9381 GB, free: 14.35 MB / 0.9011 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009442/0.139, allocations: 0.5662 MB / 0.9386 GB, free: 13.78 MB / 0.9011 GB
Notification: Performance of NFTyping.typeBindings: time 0.001372/0.1404, allocations: 1.243 MB / 0.9399 GB, free: 12.53 MB / 0.9011 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002027/0.1424, allocations: 1.635 MB / 0.9415 GB, free: 10.89 MB / 0.9011 GB
Notification: Performance of NFFlatten.flatten: time 0.001659/0.1441, allocations: 2.654 MB / 0.944 GB, free: 8.223 MB / 0.9011 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0007593/0.1448, allocations: 0.9324 MB / 0.945 GB, free: 7.246 MB / 0.9011 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.001029/0.1459, allocations: 1.399 MB / 0.9463 GB, free: 5.844 MB / 0.9011 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0006421/0.1465, allocations: 0.7712 MB / 0.9471 GB, free: 5.07 MB / 0.9011 GB
Notification: Performance of NFPackage.collectConstants: time 9.925e-05/0.1466, allocations: 108 kB / 0.9472 GB, free: 4.965 MB / 0.9011 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001034/0.1476, allocations: 1.021 MB / 0.9482 GB, free: 3.941 MB / 0.9011 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002387/0.1479, allocations: 402.7 kB / 0.9486 GB, free: 3.547 MB / 0.9011 GB
Notification: Performance of NFVerifyModel.verify: time 0.0003069/0.1482, allocations: 435 kB / 0.949 GB, free: 3.121 MB / 0.9011 GB
Notification: Performance of NFConvertDAE.convert: time 0.001233/0.1494, allocations: 1.487 MB / 0.9504 GB, free: 1.629 MB / 0.9011 GB
Notification: Performance of FrontEnd - DAE generated: time 4.419e-06/0.1494, allocations: 0 / 0.9504 GB, free: 1.629 MB / 0.9011 GB
Notification: Performance of FrontEnd: time 1.052e-06/0.1494, allocations: 4 kB / 0.9504 GB, free: 1.625 MB / 0.9011 GB
Notification: Performance of Transformations before backend: time 1.039e-05/0.1494, allocations: 0 / 0.9504 GB, free: 1.625 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: 224
 * Number of variables: 224
Notification: Performance of Generate backend data structure: time 0.00116/0.1506, allocations: 1.377 MB / 0.9518 GB, free: 220 kB / 0.9011 GB
Notification: Performance of prepare preOptimizeDAE: time 3.118e-05/0.1506, allocations: 13.34 kB / 0.9518 GB, free: 208 kB / 0.9011 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0005826/0.1512, allocations: 299.4 kB / 0.9521 GB, free: 15.91 MB / 0.9167 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007545/0.152, allocations: 0.7077 MB / 0.9528 GB, free: 15.18 MB / 0.9167 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.00014/0.1521, allocations: 295.5 kB / 0.953 GB, free: 14.84 MB / 0.9167 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 7.046e-05/0.1522, allocations: 88 kB / 0.9531 GB, free: 14.75 MB / 0.9167 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005648/0.1527, allocations: 0.6388 MB / 0.9538 GB, free: 14.07 MB / 0.9167 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.53e-05/0.1527, allocations: 3.984 kB / 0.9538 GB, free: 14.07 MB / 0.9167 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.932e-05/0.1528, allocations: 36 kB / 0.9538 GB, free: 14.04 MB / 0.9167 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.287e-05/0.1528, allocations: 20 kB / 0.9538 GB, free: 14.02 MB / 0.9167 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002847/0.1531, allocations: 234.2 kB / 0.954 GB, free: 13.78 MB / 0.9167 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 0.001766/0.1549, allocations: 2.177 MB / 0.9562 GB, free: 11.55 MB / 0.9167 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0001598/0.155, allocations: 112.1 kB / 0.9563 GB, free: 11.43 MB / 0.9167 GB
Notification: Performance of preOpt resolveLoops (simulation): time 5.093e-05/0.1551, allocations: 43.67 kB / 0.9563 GB, free: 11.38 MB / 0.9167 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001793/0.1552, allocations: 99.94 kB / 0.9564 GB, free: 11.28 MB / 0.9167 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.997e-05/0.1553, allocations: 38.55 kB / 0.9564 GB, free: 11.23 MB / 0.9167 GB
Notification: Performance of pre-optimization done (n=24): time 1.694e-06/0.1553, allocations: 0 / 0.9564 GB, free: 11.23 MB / 0.9167 GB
Notification: Performance of matching and sorting (n=24): time 0.0003441/0.1556, allocations: 199.6 kB / 0.9566 GB, free: 11.04 MB / 0.9167 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 2.824e-05/0.1556, allocations: 59.41 kB / 0.9567 GB, free: 10.96 MB / 0.9167 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003694/0.156, allocations: 0.5895 MB / 0.9573 GB, free: 10.36 MB / 0.9167 GB
Notification: Performance of collectPreVariables (initialization): time 1.952e-05/0.156, allocations: 29.7 kB / 0.9573 GB, free: 10.33 MB / 0.9167 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0001922/0.1562, allocations: 473.4 kB / 0.9577 GB, free: 9.855 MB / 0.9167 GB
Notification: Performance of collectInitialBindings (initialization): time 4.095e-05/0.1563, allocations: 87.2 kB / 0.9578 GB, free: 9.77 MB / 0.9167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 9.918e-05/0.1564, allocations: 98.05 kB / 0.9579 GB, free: 9.664 MB / 0.9167 GB
Notification: Performance of setup shared object (initialization): time 0.0001041/0.1565, allocations: 382.6 kB / 0.9583 GB, free: 9.281 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 5.891e-05/0.1565, allocations: 35.81 kB / 0.9583 GB, free: 9.246 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002651/0.1568, allocations: 0.6307 MB / 0.9589 GB, free: 8.426 MB / 0.9167 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0002284/0.157, allocations: 309.7 kB / 0.9592 GB, free: 8.031 MB / 0.9167 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.115e-06/0.157, allocations: 4 kB / 0.9592 GB, free: 8.027 MB / 0.9167 GB
Notification: Performance of matching and sorting (n=48) (initialization): time 0.0002956/0.1573, allocations: 292.7 kB / 0.9595 GB, free: 7.73 MB / 0.9167 GB
Notification: Performance of prepare postOptimizeDAE: time 1.512e-05/0.1573, allocations: 8 kB / 0.9595 GB, free: 7.723 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.253e-06/0.1573, allocations: 4 kB / 0.9595 GB, free: 7.719 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.154e-05/0.1573, allocations: 11.94 kB / 0.9595 GB, free: 7.707 MB / 0.9167 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002074/0.1576, allocations: 99.83 kB / 0.9596 GB, free: 7.609 MB / 0.9167 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.799e-06/0.1576, allocations: 15.88 kB / 0.9596 GB, free: 7.594 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001958/0.1578, allocations: 43.73 kB / 0.9597 GB, free: 7.551 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.801e-05/0.1578, allocations: 23.98 kB / 0.9597 GB, free: 7.527 MB / 0.9167 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 28
 * 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 (48):
 * Single equations (assignments): 48
 * 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 0.0001357/0.1579, allocations: 144.7 kB / 0.9598 GB, free: 7.375 MB / 0.9167 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 5.278e-05/0.158, allocations: 52.22 kB / 0.9599 GB, free: 7.324 MB / 0.9167 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002751/0.1583, allocations: 234.8 kB / 0.9601 GB, free: 7.074 MB / 0.9167 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.533e-06/0.1583, allocations: 7.984 kB / 0.9601 GB, free: 7.066 MB / 0.9167 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.903e-06/0.1583, allocations: 0 / 0.9601 GB, free: 7.066 MB / 0.9167 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.661e-06/0.1583, allocations: 3.938 kB / 0.9601 GB, free: 7.062 MB / 0.9167 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008569/0.1591, allocations: 0.9215 MB / 0.961 GB, free: 6.039 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.34e-06/0.1591, allocations: 8.5 kB / 0.961 GB, free: 6.031 MB / 0.9167 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 8.53e-05/0.1592, allocations: 43.92 kB / 0.9611 GB, free: 5.988 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (simulation): time 4.94e-06/0.1592, allocations: 8 kB / 0.9611 GB, free: 5.98 MB / 0.9167 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.458e-05/0.1592, allocations: 12 kB / 0.9611 GB, free: 5.969 MB / 0.9167 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.709e-06/0.1592, allocations: 4 kB / 0.9611 GB, free: 5.965 MB / 0.9167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.73e-06/0.1593, allocations: 15.92 kB / 0.9611 GB, free: 5.949 MB / 0.9167 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002613/0.1595, allocations: 440.4 kB / 0.9615 GB, free: 5.426 MB / 0.9167 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.000109/0.1596, allocations: 107.4 kB / 0.9616 GB, free: 5.32 MB / 0.9167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.375e-05/0.1597, allocations: 16.06 kB / 0.9617 GB, free: 5.305 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001299/0.1598, allocations: 8 kB / 0.9617 GB, free: 5.297 MB / 0.9167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 2.999e-05/0.1598, allocations: 31.84 kB / 0.9617 GB, free: 5.266 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.628e-05/0.1598, allocations: 12 kB / 0.9617 GB, free: 5.254 MB / 0.9167 GB
Notification: Performance of sorting global known variables: time 0.0001933/0.16, allocations: 280.5 kB / 0.962 GB, free: 4.984 MB / 0.9167 GB
Notification: Performance of sort global known variables: time 7.1e-08/0.16, allocations: 0 / 0.962 GB, free: 4.984 MB / 0.9167 GB
Notification: Performance of remove unused functions: time 0.0004523/0.1605, allocations: 319 kB / 0.9623 GB, free: 4.672 MB / 0.9167 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 19
 * 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 (24):
 * Single equations (assignments): 22
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 2
 * 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 0.000287/0.1608, allocations: 225.6 kB / 0.9625 GB, free: 4.445 MB / 0.9167 GB
Notification: Performance of simCode: created initialization part: time 0.0002185/0.161, allocations: 186.5 kB / 0.9627 GB, free: 4.262 MB / 0.9167 GB
Notification: Performance of simCode: created event and clocks part: time 9.638e-06/0.161, allocations: 9.375 kB / 0.9627 GB, free: 4.254 MB / 0.9167 GB
Notification: Performance of simCode: created simulation system equations: time 7.558e-05/0.1611, allocations: 81.25 kB / 0.9628 GB, free: 4.172 MB / 0.9167 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006091/0.1617, allocations: 265.3 kB / 0.963 GB, free: 3.914 MB / 0.9167 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001522/0.1632, allocations: 1.478 MB / 0.9645 GB, free: 2.332 MB / 0.9167 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001324/0.1633, allocations: 201.7 kB / 0.9646 GB, free: 2.113 MB / 0.9167 GB
Notification: Performance of simCode: alias equations: time 0.0002354/0.1636, allocations: 109.5 kB / 0.9648 GB, free: 2.012 MB / 0.9167 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003337/0.1639, allocations: 239.1 kB / 0.965 GB, free: 1.777 MB / 0.9167 GB
Notification: Performance of SimCode: time 7.31e-07/0.1639, allocations: 0 / 0.965 GB, free: 1.777 MB / 0.9167 GB
Notification: Performance of Templates: time 0.01408/0.178, allocations: 11.88 MB / 0.9766 GB, free: 6.211 MB / 0.9323 GB
"
[Timeout remaining time 300]
make -j1 -f Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal.makefile [Timeout 300]
(rm -f Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal.pipe ; mkfifo Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal.pipe >> ../files/Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal.sim & (cd run_cvode && ../Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal -abortSlowSimulation -alarm=240  -lv LOG_STATS -inputPath=.. -s cvode) > Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal.pipe 2>&1) [Timeout 240]
(rm -f Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_gbode.pipe ; mkfifo Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_gbode.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_gbode.pipe >> /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_gbode.sim & (cd run_gbode && ../Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal -abortSlowSimulation -alarm=240  -lv LOG_STATS -inputPath=.. -s gbode -gbm=radauIIA3) > Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_gbode.pipe 2>&1) [Timeout 240]
(rm -f Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_ida.pipe ; mkfifo Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_ida.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_ida.pipe >> /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_ida.sim & (cd run_ida && ../Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal -abortSlowSimulation -alarm=240  -lv LOG_STATS -inputPath=.. -s ida) > Buildings_13_Buildings.Fluid.FMI.Conversion.Validation.AirToOutletFlowReversal_ida.pipe 2>&1) [Timeout 240]
[Calling sys.exit(0), Time elapsed: 5.427296637557447]