Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab.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 0.001641/0.001641, allocations: 115.2 kB / 17.13 MB, free: 5.93 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 0.001967/0.001967, allocations: 212 kB / 20.09 MB, free: 2.977 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 1.733/1.733, allocations: 207.6 MB / 230.5 MB, free: 3.988 MB / 174.1 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 0.3988/0.3988, allocations: 44.23 MB / 326.6 MB, free: 6.836 MB / 254.1 MB
"
[Timeout remaining time 179]
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.Tables.CombiTable1Ds.Test25_usertab,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Tables_CombiTable1Ds_Test25_usertab",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(ModelicaTest.Tables.CombiTable1Ds.Test25_usertab,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Tables_CombiTable1Ds_Test25_usertab",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 0.002456/0.002456, allocations: 72.45 kB / 462.2 MB, free: 0.9062 MB / 382.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3483/0.3508, allocations: 61 MB / 0.511 GB, free: 13.3 MB / 382.1 MB
Notification: Performance of NFInst.instantiate(ModelicaTest.Tables.CombiTable1Ds.Test25_usertab): time 0.002988/0.3538, allocations: 1.581 MB / 0.5125 GB, free: 12.07 MB / 382.1 MB
Notification: Performance of NFInst.instExpressions: time 0.0005976/0.3544, allocations: 334.8 kB / 0.5128 GB, free: 11.82 MB / 382.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 5.867e-05/0.3544, allocations: 5.094 kB / 0.5128 GB, free: 11.82 MB / 382.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.000248/0.3547, allocations: 30.56 kB / 0.5129 GB, free: 11.79 MB / 382.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.0001716/0.3549, allocations: 39.11 kB / 0.5129 GB, free: 11.77 MB / 382.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.0002351/0.3551, allocations: 74.31 kB / 0.513 GB, free: 11.71 MB / 382.1 MB
Notification: Performance of NFFlatten.flatten: time 0.0001619/0.3553, allocations: 60.25 kB / 0.513 GB, free: 11.68 MB / 382.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.000127/0.3554, allocations: 16.83 kB / 0.513 GB, free: 11.67 MB / 382.1 MB
Notification: Performance of NFEvalConstants.evaluate: time 5.042e-05/0.3554, allocations: 27.53 kB / 0.5131 GB, free: 11.65 MB / 382.1 MB
Notification: Performance of NFSimplifyModel.simplify: time 7.441e-05/0.3555, allocations: 27.75 kB / 0.5131 GB, free: 11.63 MB / 382.1 MB
Notification: Performance of NFPackage.collectConstants: time 1.669e-05/0.3555, allocations: 3.219 kB / 0.5131 GB, free: 11.63 MB / 382.1 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.000107/0.3556, allocations: 53.59 kB / 0.5131 GB, free: 11.61 MB / 382.1 MB
Notification: Performance of NFScalarize.scalarize: time 4.277e-05/0.3557, allocations: 19.23 kB / 0.5132 GB, free: 11.59 MB / 382.1 MB
Notification: Performance of NFVerifyModel.verify: time 3.543e-05/0.3557, allocations: 21.69 kB / 0.5132 GB, free: 11.58 MB / 382.1 MB
Notification: Performance of NFConvertDAE.convert: time 0.000193/0.3559, allocations: 102.7 kB / 0.5133 GB, free: 11.52 MB / 382.1 MB
Notification: Performance of FrontEnd - DAE generated: time 5.5e-06/0.3559, allocations: 0 / 0.5133 GB, free: 11.52 MB / 382.1 MB
Notification: Performance of FrontEnd: time 2.685e-06/0.3559, allocations: 1.156 kB / 0.5133 GB, free: 11.52 MB / 382.1 MB
Notification: Performance of Transformations before backend: time 5.811e-06/0.3559, allocations: 0 / 0.5133 GB, free: 11.52 MB / 382.1 MB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 7
 * Number of variables: 7
Notification: Performance of Generate backend data structure: time 0.0004644/0.3564, allocations: 386.1 kB / 0.5137 GB, free: 11.11 MB / 382.1 MB
Notification: Performance of prepare preOptimizeDAE: time 4.687e-05/0.3564, allocations: 12.33 kB / 0.5137 GB, free: 11.11 MB / 382.1 MB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 3.464e-05/0.3565, allocations: 32.09 kB / 0.5137 GB, free: 11.07 MB / 382.1 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 3.577e-05/0.3565, allocations: 8.984 kB / 0.5137 GB, free: 11.07 MB / 382.1 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001719/0.3567, allocations: 201.8 kB / 0.5139 GB, free: 10.84 MB / 382.1 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.404e-05/0.3567, allocations: 5.5 kB / 0.5139 GB, free: 10.84 MB / 382.1 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 2.359e-05/0.3567, allocations: 10.53 kB / 0.5139 GB, free: 10.83 MB / 382.1 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001771/0.3569, allocations: 69.45 kB / 0.514 GB, free: 10.77 MB / 382.1 MB
Notification: Performance of preOpt findStateOrder (simulation): time 1.234e-05/0.3569, allocations: 0 / 0.514 GB, free: 10.77 MB / 382.1 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.052e-05/0.3569, allocations: 1.219 kB / 0.514 GB, free: 10.77 MB / 382.1 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.711e-06/0.3569, allocations: 1.219 kB / 0.514 GB, free: 10.77 MB / 382.1 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001149/0.357, allocations: 42 kB / 0.514 GB, free: 10.75 MB / 382.1 MB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0003226/0.3574, allocations: 285.9 kB / 0.5143 GB, free: 10.44 MB / 382.1 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.0001309/0.3575, allocations: 66.16 kB / 0.5144 GB, free: 10.39 MB / 382.1 MB
Notification: Performance of preOpt resolveLoops (simulation): time 5.597e-05/0.3575, allocations: 18.39 kB / 0.5144 GB, free: 10.38 MB / 382.1 MB
Notification: Performance of preOpt evalFunc (simulation): time 2.68e-05/0.3576, allocations: 3.938 kB / 0.5144 GB, free: 10.38 MB / 382.1 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.231e-05/0.3576, allocations: 44.52 kB / 0.5144 GB, free: 10.32 MB / 382.1 MB
Notification: Performance of pre-optimization done (n=5): time 9.92e-07/0.3576, allocations: 0 / 0.5144 GB, free: 10.32 MB / 382.1 MB
Notification: Performance of matching and sorting (n=7): time 0.0006015/0.3582, allocations: 167.9 kB / 0.5146 GB, free: 10.23 MB / 382.1 MB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.994e-05/0.3582, allocations: 78.33 kB / 0.5147 GB, free: 10.13 MB / 382.1 MB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001182/0.3584, allocations: 140.4 kB / 0.5148 GB, free: 10.01 MB / 382.1 MB
Notification: Performance of collectPreVariables (initialization): time 9.908e-06/0.3584, allocations: 25.7 kB / 0.5148 GB, free: 9.98 MB / 382.1 MB
Notification: Performance of collectInitialEqns (initialization): time 3.597e-05/0.3584, allocations: 94.84 kB / 0.5149 GB, free: 9.887 MB / 382.1 MB
Notification: Performance of collectInitialBindings (initialization): time 2.459e-05/0.3584, allocations: 26.91 kB / 0.5149 GB, free: 9.863 MB / 382.1 MB
Notification: Performance of simplifyInitialFunctions (initialization): time 3.568e-05/0.3585, allocations: 23.27 kB / 0.5149 GB, free: 9.84 MB / 382.1 MB
Notification: Performance of setup shared object (initialization): time 5.079e-05/0.3585, allocations: 321.4 kB / 0.5153 GB, free: 9.52 MB / 382.1 MB
Notification: Performance of preBalanceInitialSystem (initialization): time 7.734e-05/0.3586, allocations: 25.72 kB / 0.5153 GB, free: 9.508 MB / 382.1 MB
Notification: Performance of partitionIndependentBlocks (initialization): time 7.498e-05/0.3587, allocations: 41.11 kB / 0.5153 GB, free: 9.477 MB / 382.1 MB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0001353/0.3588, allocations: 59.48 kB / 0.5154 GB, free: 9.445 MB / 382.1 MB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.42e-07/0.3588, allocations: 0 / 0.5154 GB, free: 9.445 MB / 382.1 MB
Notification: Performance of matching and sorting (n=7) (initialization): time 0.0001859/0.359, allocations: 96.19 kB / 0.5155 GB, free: 9.383 MB / 382.1 MB
Notification: Performance of prepare postOptimizeDAE: time 1.299e-05/0.359, allocations: 4.938 kB / 0.5155 GB, free: 9.383 MB / 382.1 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.128e-06/0.359, allocations: 0 / 0.5155 GB, free: 9.383 MB / 382.1 MB
Notification: Performance of postOpt tearingSystem (initialization): time 1.613e-05/0.359, allocations: 1.25 kB / 0.5155 GB, free: 9.383 MB / 382.1 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000125/0.3591, allocations: 16.17 kB / 0.5155 GB, free: 9.379 MB / 382.1 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.921e-06/0.3591, allocations: 11.88 kB / 0.5155 GB, free: 9.367 MB / 382.1 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 4.296e-05/0.3592, allocations: 12.34 kB / 0.5155 GB, free: 9.359 MB / 382.1 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.48e-05/0.3592, allocations: 1.844 kB / 0.5155 GB, free: 9.359 MB / 382.1 MB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 1
 * 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 (7):
 * Single equations (assignments): 7
 * 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 5.876e-05/0.3593, allocations: 119.5 kB / 0.5156 GB, free: 9.238 MB / 382.1 MB
Notification: Performance of postOpt lateInlineFunction (simulation): time 3.34e-05/0.3593, allocations: 7.141 kB / 0.5156 GB, free: 9.234 MB / 382.1 MB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002482/0.3595, allocations: 115.6 kB / 0.5157 GB, free: 9.152 MB / 382.1 MB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.514e-06/0.3595, allocations: 0 / 0.5157 GB, free: 9.152 MB / 382.1 MB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.089e-06/0.3596, allocations: 5.375 kB / 0.5157 GB, free: 9.148 MB / 382.1 MB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.508e-06/0.3596, allocations: 3.938 kB / 0.5158 GB, free: 9.145 MB / 382.1 MB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003776/0.3599, allocations: 369.5 kB / 0.5161 GB, free: 8.781 MB / 382.1 MB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.054e-06/0.3599, allocations: 0 / 0.5161 GB, free: 8.781 MB / 382.1 MB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 6.35e-05/0.36, allocations: 12.38 kB / 0.5161 GB, free: 8.781 MB / 382.1 MB
Notification: Performance of postOpt tearingSystem (simulation): time 1.663e-06/0.36, allocations: 0 / 0.5161 GB, free: 8.781 MB / 382.1 MB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.646e-06/0.36, allocations: 9.297 kB / 0.5161 GB, free: 8.773 MB / 382.1 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.923e-06/0.36, allocations: 5.312 kB / 0.5161 GB, free: 8.77 MB / 382.1 MB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.052e-06/0.36, allocations: 0 / 0.5161 GB, free: 8.77 MB / 382.1 MB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002064/0.3602, allocations: 195.3 kB / 0.5163 GB, free: 8.602 MB / 382.1 MB
Notification: Performance of postOpt removeConstants (simulation): time 2.159e-05/0.3602, allocations: 83.81 kB / 0.5164 GB, free: 8.504 MB / 382.1 MB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.704e-05/0.3603, allocations: 3.938 kB / 0.5164 GB, free: 8.5 MB / 382.1 MB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 6.939e-05/0.3603, allocations: 8.125 kB / 0.5164 GB, free: 8.496 MB / 382.1 MB
Notification: Performance of postOpt findZeroCrossings (simulation): time 3.637e-05/0.3604, allocations: 6.734 kB / 0.5164 GB, free: 8.492 MB / 382.1 MB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.434e-06/0.3604, allocations: 2.75 kB / 0.5164 GB, free: 8.492 MB / 382.1 MB
Notification: Performance of sorting global known variables: time 6.53e-05/0.3604, allocations: 110.3 kB / 0.5165 GB, free: 8.402 MB / 382.1 MB
Notification: Performance of sort global known variables: time 7e-08/0.3604, allocations: 0 / 0.5165 GB, free: 8.402 MB / 382.1 MB
Notification: Performance of remove unused functions: time 0.0002613/0.3607, allocations: 29.8 kB / 0.5166 GB, free: 8.391 MB / 382.1 MB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * 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): 7
 * 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 0.001832/0.3625, allocations: 1.078 MB / 0.5176 GB, free: 7.426 MB / 382.1 MB
Notification: Performance of simCode: created initialization part: time 0.0002363/0.3628, allocations: 62.88 kB / 0.5177 GB, free: 7.398 MB / 382.1 MB
Notification: Performance of simCode: created event and clocks part: time 2.264e-06/0.3628, allocations: 0 / 0.5177 GB, free: 7.398 MB / 382.1 MB
Notification: Performance of simCode: created simulation system equations: time 8.995e-05/0.3629, allocations: 35.67 kB / 0.5177 GB, free: 7.383 MB / 382.1 MB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003989/0.3633, allocations: 31.05 kB / 0.5177 GB, free: 7.359 MB / 382.1 MB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001326/0.3646, allocations: 1.436 MB / 0.5191 GB, free: 6.047 MB / 382.1 MB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000117/0.3647, allocations: 0.6904 MB / 0.5198 GB, free: 5.344 MB / 382.1 MB
Notification: Performance of simCode: alias equations: time 6.905e-05/0.3648, allocations: 20.83 kB / 0.5198 GB, free: 5.332 MB / 382.1 MB
Notification: Performance of simCode: all other stuff during SimCode phase: time 5.857e-05/0.3648, allocations: 29.64 kB / 0.5199 GB, free: 5.309 MB / 382.1 MB
Notification: Performance of SimCode: time 3e-07/0.3648, allocations: 0 / 0.5199 GB, free: 5.309 MB / 382.1 MB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02356/0.3884, allocations: 2.964 MB / 0.5227 GB, free: 2.484 MB / 382.1 MB
Notification: Performance of buildModelFMU: Generate platform static: time 8.072/8.461, allocations: 2.766 kB / 0.5228 GB, free: 2.484 MB / 382.1 MB
"
[Timeout remaining time 651]
(rm -f ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab.sim & python3 -m fmpy simulate  --output-file ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab_res.csv --start-time 0 --stop-time 4 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.00079968 ModelicaTest_3_2_3_ModelicaTest_Tables_CombiTable1Ds_Test25_usertab.fmu > ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab.pipe 2>&1) [Timeout 52.5]
diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab_res.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Tables/CombiTable1Ds/Test25_usertab/Test25_usertab.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660]
"Error: Could not read variable t_new.y[1] in file ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab_res.csv.
Warning: Get data of variable t_new.y[1] from file ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab_res.csv failed!
Error: Could not read variable t_new.y[2] in file ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab_res.csv.
Warning: Get data of variable t_new.y[2] from file ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab_res.csv failed!
Error: Could not read variable realExpression.y in file ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab_res.csv.
Warning: Get data of variable realExpression.y from file ModelicaTest_3.2.3_ModelicaTest.Tables.CombiTable1Ds.Test25_usertab_res.csv failed!
"
[Timeout remaining time 660]
Reference file matches
[Calling sys.exit(0), Time elapsed: 11.863984951996827]