Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.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 0.002225/0.002225, allocations: 80.55 kB / 19.96 MB, free: 4.598 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 0.002425/0.002425, allocations: 173.2 kB / 23.24 MB, free: 1.324 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 1.611/1.611, allocations: 177.1 MB / 203.5 MB, free: 5.75 MB / 186.7 MB
"
[Timeout remaining time 178]
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 3.198/3.198, allocations: 389.5 MB / 0.6343 GB, free: 12.6 MB / 0.6042 GB
"
[Timeout remaining time 176]
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.HeatExchangers.Validation.ConstantEffectiveness,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness")
translateModel(Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.924e-06/1.924e-06, allocations: 0 / 1.001 GB, free: 13.01 MB / 0.9636 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.935e-05/3.127e-05, allocations: 6.281 kB / 1.001 GB, free: 13 MB / 0.9636 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness): time 1.027/1.027, allocations: 193.7 MB / 1.19 GB, free: 8.891 MB / 1.042 GB
Notification: Performance of NFInst.instExpressions: time 0.01968/1.047, allocations: 8.71 MB / 1.199 GB, free: 2.961 MB / 1.042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.003543/1.051, allocations: 75.62 kB / 1.199 GB, free: 2.918 MB / 1.042 GB
Notification: Performance of NFTyping.typeComponents: time 0.003376/1.054, allocations: 0.7996 MB / 1.2 GB, free: 2.426 MB / 1.042 GB
Notification: Performance of NFTyping.typeBindings: time 0.009413/1.063, allocations: 2.421 MB / 1.202 GB, free: 1.016 MB / 1.042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.007205/1.071, allocations: 2.077 MB / 1.204 GB, free: 15.96 MB / 1.057 GB
Notification: Performance of NFFlatten.flatten: time 0.007337/1.078, allocations: 3.334 MB / 1.207 GB, free: 14.31 MB / 1.057 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.002117/1.08, allocations: 0.9238 MB / 1.208 GB, free: 13.82 MB / 1.057 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.008426/1.089, allocations: 2.686 MB / 1.211 GB, free: 12.2 MB / 1.057 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002508/1.091, allocations: 0.8835 MB / 1.212 GB, free: 11.73 MB / 1.057 GB
Notification: Performance of NFPackage.collectConstants: time 0.0002477/1.091, allocations: 131.6 kB / 1.212 GB, free: 11.72 MB / 1.057 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.006239/1.098, allocations: 2.051 MB / 1.214 GB, free: 10.63 MB / 1.057 GB
Notification: Performance of NFScalarize.scalarize: time 0.000628/1.098, allocations: 416 kB / 1.214 GB, free: 10.32 MB / 1.057 GB
Notification: Performance of NFVerifyModel.verify: time 0.001082/1.099, allocations: 0.5237 MB / 1.215 GB, free: 10.05 MB / 1.057 GB
Notification: Performance of NFConvertDAE.convert: time 0.007111/1.106, allocations: 2.818 MB / 1.217 GB, free: 8.277 MB / 1.057 GB
Notification: Performance of FrontEnd - DAE generated: time 6.763e-06/1.106, allocations: 2.781 kB / 1.217 GB, free: 8.277 MB / 1.057 GB
Notification: Performance of FrontEnd: time 2.284e-06/1.106, allocations: 0 / 1.217 GB, free: 8.277 MB / 1.057 GB
Notification: Performance of Transformations before backend: time 3.329e-05/1.106, allocations: 0 / 1.217 GB, free: 8.277 MB / 1.057 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 229
 * Number of variables: 229
Notification: Performance of Generate backend data structure: time 0.004887/1.111, allocations: 1.933 MB / 1.219 GB, free: 6.828 MB / 1.057 GB
Notification: Performance of prepare preOptimizeDAE: time 4.503e-05/1.111, allocations: 12.59 kB / 1.219 GB, free: 6.828 MB / 1.057 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003085/1.114, allocations: 0.557 MB / 1.22 GB, free: 6.57 MB / 1.057 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002496/1.117, allocations: 1.049 MB / 1.221 GB, free: 5.758 MB / 1.057 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.742e-05/1.117, allocations: 73.91 kB / 1.221 GB, free: 5.723 MB / 1.057 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001618/1.117, allocations: 92.83 kB / 1.221 GB, free: 5.691 MB / 1.057 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.003049/1.12, allocations: 1.431 MB / 1.223 GB, free: 4.734 MB / 1.057 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.959e-05/1.12, allocations: 7.125 kB / 1.223 GB, free: 4.73 MB / 1.057 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00011/1.12, allocations: 42.56 kB / 1.223 GB, free: 4.699 MB / 1.057 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.22e-05/1.12, allocations: 40.39 kB / 1.223 GB, free: 4.691 MB / 1.057 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003483/1.124, allocations: 1.32 MB / 1.224 GB, free: 4.047 MB / 1.057 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 0.007909/1.132, allocations: 3.947 MB / 1.228 GB, free: 1.086 MB / 1.057 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.003196/1.135, allocations: 0.9301 MB / 1.229 GB, free: 0.6328 MB / 1.057 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00139/1.136, allocations: 0.5102 MB / 1.229 GB, free: 396 kB / 1.057 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0009421/1.137, allocations: 182.9 kB / 1.229 GB, free: 320 kB / 1.057 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001831/1.139, allocations: 0.7739 MB / 1.23 GB, free: 15.77 MB / 1.073 GB
Notification: Performance of pre-optimization done (n=69): time 3.046e-06/1.139, allocations: 0 / 1.23 GB, free: 15.77 MB / 1.073 GB
Notification: Performance of matching and sorting (n=69): time 0.00475/1.144, allocations: 1.545 MB / 1.232 GB, free: 15.02 MB / 1.073 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001216/1.144, allocations: 86.23 kB / 1.232 GB, free: 14.93 MB / 1.073 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001376/1.145, allocations: 0.8642 MB / 1.233 GB, free: 14.43 MB / 1.073 GB
Notification: Performance of collectPreVariables (initialization): time 9.74e-05/1.145, allocations: 40.48 kB / 1.233 GB, free: 14.39 MB / 1.073 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006521/1.146, allocations: 0.5646 MB / 1.233 GB, free: 13.88 MB / 1.073 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0002971/1.146, allocations: 245.9 kB / 1.233 GB, free: 13.64 MB / 1.073 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004581/1.147, allocations: 158.5 kB / 1.233 GB, free: 13.48 MB / 1.073 GB
Notification: Performance of setup shared object (initialization): time 0.0002084/1.147, allocations: 337.9 kB / 1.234 GB, free: 13.14 MB / 1.073 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.001429/1.149, allocations: 486.2 kB / 1.234 GB, free: 12.66 MB / 1.073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00182/1.15, allocations: 0.9005 MB / 1.235 GB, free: 11.63 MB / 1.073 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.002917/1.153, allocations: 1.03 MB / 1.236 GB, free: 10.55 MB / 1.073 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.15e-06/1.153, allocations: 0 / 1.236 GB, free: 10.55 MB / 1.073 GB
Notification: Performance of matching and sorting (n=87) (initialization): time 0.003704/1.157, allocations: 1.241 MB / 1.237 GB, free: 9.289 MB / 1.073 GB
Notification: Performance of prepare postOptimizeDAE: time 6.168e-05/1.157, allocations: 37.7 kB / 1.237 GB, free: 9.246 MB / 1.073 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.488e-06/1.157, allocations: 416 / 1.237 GB, free: 9.246 MB / 1.073 GB
Notification: Performance of postOpt tearingSystem (initialization): time 3.488e-05/1.157, allocations: 15.94 kB / 1.237 GB, free: 9.23 MB / 1.073 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001509/1.159, allocations: 253.8 kB / 1.238 GB, free: 8.984 MB / 1.073 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001029/1.16, allocations: 1.195 MB / 1.239 GB, free: 7.742 MB / 1.073 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001294/1.161, allocations: 147.6 kB / 1.239 GB, free: 7.598 MB / 1.073 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.326e-05/1.161, allocations: 35.97 kB / 1.239 GB, free: 7.562 MB / 1.073 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001925/1.163, allocations: 0.6917 MB / 1.24 GB, free: 6.859 MB / 1.073 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001904/1.165, allocations: 0.8943 MB / 1.241 GB, free: 5.836 MB / 1.073 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003047/1.168, allocations: 1.034 MB / 1.242 GB, free: 4.754 MB / 1.073 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.166e-06/1.168, allocations: 0 / 1.242 GB, free: 4.754 MB / 1.073 GB
Notification: Performance of matching and sorting (n=87) (initialization_lambda0): time 0.003797/1.172, allocations: 1.234 MB / 1.243 GB, free: 3.5 MB / 1.073 GB
Notification: Performance of prepare postOptimizeDAE: time 5.048e-05/1.172, allocations: 36.52 kB / 1.243 GB, free: 3.461 MB / 1.073 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.045e-06/1.172, allocations: 4.188 kB / 1.243 GB, free: 3.457 MB / 1.073 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.238e-05/1.172, allocations: 8 kB / 1.243 GB, free: 3.449 MB / 1.073 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001138/1.173, allocations: 231.9 kB / 1.243 GB, free: 3.223 MB / 1.073 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.672e-05/1.173, allocations: 11.61 kB / 1.243 GB, free: 3.215 MB / 1.073 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001225/1.174, allocations: 155.4 kB / 1.243 GB, free: 3.062 MB / 1.073 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.963e-05/1.174, allocations: 31.98 kB / 1.243 GB, free: 3.031 MB / 1.073 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 15
 * Number of states: 0 ()
 * Number of discrete variables: 5 (trapezoid.count,$PRE.trapezoid.count,trapezoid.T_start,$PRE.trapezoid.T_start,$whenCondition1)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (86):
 * Single equations (assignments): 83
 * Array equations: 0
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 2
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 2 systems
   {1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Performance of prepare postOptimizeDAE: time 0.000373/1.175, allocations: 230 kB / 1.243 GB, free: 2.801 MB / 1.073 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000238/1.175, allocations: 119.2 kB / 1.244 GB, free: 2.684 MB / 1.073 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003966/1.179, allocations: 1.368 MB / 1.245 GB, free: 1.32 MB / 1.073 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.586e-05/1.179, allocations: 15.98 kB / 1.245 GB, free: 1.305 MB / 1.073 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 7.133e-06/1.179, allocations: 0 / 1.245 GB, free: 1.305 MB / 1.073 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.187e-05/1.179, allocations: 3.984 kB / 1.245 GB, free: 1.301 MB / 1.073 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006508/1.185, allocations: 2.454 MB / 1.247 GB, free: 14.77 MB / 1.089 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.257e-05/1.185, allocations: 4 kB / 1.247 GB, free: 14.76 MB / 1.089 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001168/1.187, allocations: 216.1 kB / 1.248 GB, free: 14.55 MB / 1.089 GB
Notification: Performance of postOpt tearingSystem (simulation): time 2.239e-05/1.187, allocations: 8 kB / 1.248 GB, free: 14.54 MB / 1.089 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.194e-05/1.187, allocations: 27.98 kB / 1.248 GB, free: 14.52 MB / 1.089 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0009/1.188, allocations: 1.192 MB / 1.249 GB, free: 13.28 MB / 1.089 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.177e-06/1.188, allocations: 7.938 kB / 1.249 GB, free: 13.27 MB / 1.089 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003853/1.191, allocations: 1.394 MB / 1.25 GB, free: 11.82 MB / 1.089 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0007293/1.192, allocations: 250.8 kB / 1.25 GB, free: 11.57 MB / 1.089 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000138/1.192, allocations: 16 kB / 1.25 GB, free: 11.55 MB / 1.089 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001133/1.193, allocations: 111.9 kB / 1.25 GB, free: 11.45 MB / 1.089 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002314/1.194, allocations: 72.42 kB / 1.251 GB, free: 11.38 MB / 1.089 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.962e-05/1.194, allocations: 36.53 kB / 1.251 GB, free: 11.34 MB / 1.089 GB
Notification: Performance of sorting global known variables: time 0.001022/1.195, allocations: 0.5921 MB / 1.251 GB, free: 10.74 MB / 1.089 GB
Notification: Performance of sort global known variables: time 8e-08/1.195, allocations: 0 / 1.251 GB, free: 10.74 MB / 1.089 GB
Notification: Performance of remove unused functions: time 0.002096/1.197, allocations: 0.6508 MB / 1.252 GB, free: 10.09 MB / 1.089 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 14
 * Number of states: 0 ()
 * Number of discrete variables: 3 ($whenCondition1,trapezoid.T_start,trapezoid.count)
 * Number of discrete states: 1 (trapezoid.count)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (79):
 * Single equations (assignments): 69
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 6
 * When equations: 2
 * If-equations: 0
 * Equation systems (not torn): 2
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 2 systems
   {1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Performance of Backend phase and start with SimCode phase: time 0.0008506/1.198, allocations: 338.6 kB / 1.252 GB, free: 9.742 MB / 1.089 GB
Notification: Performance of simCode: created initialization part: time 0.005627/1.203, allocations: 1.825 MB / 1.254 GB, free: 7.883 MB / 1.089 GB
Notification: Performance of simCode: created event and clocks part: time 7.885e-06/1.203, allocations: 0 / 1.254 GB, free: 7.883 MB / 1.089 GB
Notification: Performance of simCode: created simulation system equations: time 0.002047/1.205, allocations: 0.6095 MB / 1.254 GB, free: 7.277 MB / 1.089 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002379/1.208, allocations: 454.3 kB / 1.255 GB, free: 6.836 MB / 1.089 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005608/1.213, allocations: 2.248 MB / 1.257 GB, free: 4.512 MB / 1.089 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007477/1.214, allocations: 0.5421 MB / 1.258 GB, free: 3.938 MB / 1.089 GB
Notification: Performance of simCode: alias equations: time 0.001514/1.216, allocations: 334.5 kB / 1.258 GB, free: 3.609 MB / 1.089 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003544/1.216, allocations: 100.5 kB / 1.258 GB, free: 3.508 MB / 1.089 GB
Notification: Performance of SimCode: time 1.132e-06/1.216, allocations: 0 / 1.258 GB, free: 3.508 MB / 1.089 GB
Notification: Performance of Templates: time 0.0463/1.262, allocations: 22.33 MB / 1.28 GB, free: 13.66 MB / 1.12 GB
"
[Timeout remaining time 299]
make -j1 -f Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.makefile [Timeout 300]
(rm -f Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe ; mkfifo Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe >> ../files/Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.sim & ./Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness -abortSlowSimulation -alarm=240  -lv LOG_STATS > Buildings_13_Buildings.Fluid.HeatExchangers.Validation.ConstantEffectiveness.pipe 2>&1) [Timeout 240]
[Calling sys.exit(0), Time elapsed: 11.404971210286021]