Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"[<interactive>:1:22-1:33:writable] Warning: Modelica only supports 32-bit signed integers! Transforming: 13743895347 into a real
[<interactive>:1:1-1:33:writable] Error: Class GC_set_max_heap_size not found in scope <global scope> (looking for a function or record).
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0005036/0.0005036, allocations: 0 / 0, free: 0 / 0
"
[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 0.0004291/0.0004291, allocations: 0 / 0, free: 0 / 0
"
[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 0.338/0.338, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 180]
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 0.6722/0.6722, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 179]
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: "" <> buildModelFMU(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn,fileNamePrefix="Buildings_11_Buildings_Examples_Tutorial_CDL_Controls_Validation_BoilerReturn",fmuType="me_cs",version="3.0",platforms={"wasm"})
"" <> buildModelFMU(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn,fileNamePrefix="Buildings_11_Buildings_Examples_Tutorial_CDL_Controls_Validation_BoilerReturn",fmuType="me_cs",version="3.0",platforms={"wasm"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 4.729e-06/4.729e-06, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - Absyn->SCode: time 2.252e-05/2.725e-05, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instantiate(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn): time 0.005763/0.00579, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instExpressions: time 0.001899/0.007689, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.updateImplicitVariability: time 0.0003125/0.008002, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeComponents: time 0.0002853/0.008287, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeBindings: time 0.0002957/0.008583, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeClassSections: time 0.0004746/0.009057, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.flatten: time 0.0005053/0.009563, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.resolveConnections: time 0.0004577/0.01002, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFEvalConstants.evaluate: time 0.0004458/0.01047, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFSimplifyModel.simplify: time 0.0002464/0.01071, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFPackage.collectConstants: time 7.427e-05/0.01079, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.collectFunctions: time 5.649e-05/0.01084, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFScalarize.scalarize: time 0.0001129/0.01096, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFVerifyModel.verify: time 0.0001914/0.01115, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFConvertDAE.convert: time 0.0008735/0.01202, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - DAE generated: time 4.147e-05/0.01206, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd: time 5.881e-06/0.01207, allocations: 0 / 0, free: 0 / 0
Notification: Performance of Transformations before backend: time 1.322e-05/0.01208, allocations: 0 / 0, free: 0 / 0
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 47
 * Number of variables: 47
Notification: Performance of Generate backend data structure: time 0.002138/0.01422, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare preOptimizeDAE: time 8.444e-05/0.0143, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0003031/0.01461, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003615/0.01497, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001124/0.01609, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.596e-05/0.01615, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001349/0.01628, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt clockPartitioning (simulation): time 0.001554/0.01784, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt findStateOrder (simulation): time 2.485e-05/0.01786, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001052/0.01797, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.216e-05/0.01798, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001192/0.01917, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003502/0.02267, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt comSubExp (simulation): time 0.001117/0.02379, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt resolveLoops (simulation): time 0.0005266/0.02432, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evalFunc (simulation): time 2.9e-05/0.02435, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.766e-05/0.02439, allocations: 0 / 0, free: 0 / 0
Notification: Performance of pre-optimization done (n=12): time 4.734e-05/0.02444, allocations: 0 / 0, free: 0 / 0
Notification: Performance of matching and sorting (n=12): time 0.001636/0.02608, allocations: 0 / 0, free: 0 / 0
Notification: Performance of inlineWhenForInitialization (initialization): time 8.09e-05/0.02616, allocations: 0 / 0, free: 0 / 0
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000793/0.02695, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectPreVariables (initialization): time 8.313e-05/0.02703, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialEqns (initialization): time 0.0002034/0.02724, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialBindings (initialization): time 8.727e-05/0.02733, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002663/0.02759, allocations: 0 / 0, free: 0 / 0
Notification: Performance of setup shared object (initialization): time 0.0002497/0.02784, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004961/0.02834, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006085/0.02895, allocations: 0 / 0, free: 0 / 0
Notification: Performance of analyzeInitialSystem (initialization): time 0.001037/0.02998, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.68e-06/0.02999, allocations: 0 / 0, free: 0 / 0
Notification: Performance of matching and sorting (n=17) (initialization): time 0.001546/0.03153, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 3.941e-05/0.03157, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.106e-06/0.03158, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 1.805e-05/0.0316, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003993/0.032, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.067e-05/0.03201, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003132/0.03232, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.162e-05/0.03238, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0006387/0.03302, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0005269/0.03355, allocations: 0 / 0, free: 0 / 0
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0008635/0.03441, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.47e-06/0.03442, allocations: 0 / 0, free: 0 / 0
Notification: Performance of matching and sorting (n=17) (initialization_lambda0): time 0.001538/0.03596, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 5.634e-05/0.03601, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.404e-05/0.03603, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 1.972e-05/0.03605, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003964/0.03644, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.055e-05/0.03645, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002529/0.03671, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.095e-05/0.03675, allocations: 0 / 0, free: 0 / 0
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 4
 * Number of states: 0 ()
 * Number of discrete variables: 1 (conBoiRet.conPID.con1.y)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (17):
 * Single equations (assignments): 17
 * 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 0.0003386/0.03709, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000251/0.03734, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001502/0.03749, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.833e-06/0.0375, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.259e-05/0.03751, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.686e-06/0.03752, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001321/0.03884, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.098e-06/0.03884, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003025/0.03914, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (simulation): time 5.851e-06/0.03915, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.605e-05/0.03921, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.06e-06/0.03921, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.065e-06/0.03921, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001661/0.04088, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt removeConstants (simulation): time 0.0002279/0.0411, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001595/0.04126, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003021/0.04156, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001386/0.0417, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.08e-05/0.04174, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sorting global known variables: time 0.0005131/0.04226, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sort global known variables: time 9.598e-06/0.04227, allocations: 0 / 0, free: 0 / 0
Notification: Performance of remove unused functions: time 0.001577/0.04384, allocations: 0 / 0, free: 0 / 0
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 1 (conBoiRet.conPID.I.y)
 * 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 (12):
 * Single equations (assignments): 12
 * 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 0.002472/0.04632, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created initialization part: time 0.00139/0.04771, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created event and clocks part: time 6.722e-06/0.04771, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created simulation system equations: time 0.0004486/0.04816, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001736/0.0499, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01001/0.05991, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003203/0.06023, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: alias equations: time 0.0002806/0.06051, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005796/0.06109, allocations: 0 / 0, free: 0 / 0
Notification: Performance of SimCode: time 0.0004712/0.06156, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FMU modelDescription.xml: time 0.002439/0.064, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FMU model kernel: time 0.001279/0.06528, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FMU translated model: time 0.02147/0.08675, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FMU component link: time 6.653e-06/0.08675, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FMU precompile: time 1.268e-05/0.08677, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FMU write (0 MB unzipped): time 0.0001471/0.08691, allocations: 0 / 0, free: 0 / 0
Notification: Building FMU for platform 'wasm' (1/1).
Notification: Finished FMU for platform 'wasm' (1/1).
"
[Timeout remaining time 300]
simulate(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn,startTime=0,stopTime=3600,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|conBoiRet.TSet|conBoiRet.TRet|conBoiRet.yVal",fileNamePrefix="Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn",simflags=" -alarm=240  -emit_protected -lv LOG_STATS -startTime=0 -stopTime=3600 -tolerance=1e-06 -stepSize=1.44 -r=Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn_res.mat",resimulateExecutable="Buildings_11_Buildings_Examples_Tutorial_CDL_Controls_Validation_BoilerReturn.fmu") [Timeout 240]
""
[Timeout remaining time 240]
diffSimulationResults("Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Examples_Tutorial_CDL_Controls_Validation_BoilerReturn.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300]
""
[Timeout remaining time 300]
Reference file matches
simulate(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn,startTime=0,stopTime=3600,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|conBoiRet.TSet|conBoiRet.TRet|conBoiRet.yVal",fileNamePrefix="Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn",simflags=" -alarm=240  -emit_protected -lv LOG_STATS -startTime=0 -stopTime=3600 -tolerance=1e-06 -stepSize=1.44 -r=Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn_me_res.mat -s fmi3:me:daskr",resimulateExecutable="Buildings_11_Buildings_Examples_Tutorial_CDL_Controls_Validation_BoilerReturn.fmu") [Timeout 240]
""
[Timeout remaining time 240]
diffSimulationResults("Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn_me_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Examples_Tutorial_CDL_Controls_Validation_BoilerReturn.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn_me.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300]
""
[Timeout remaining time 300]
Reference file matches
simulate(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn,startTime=0,stopTime=3600,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|conBoiRet.TSet|conBoiRet.TRet|conBoiRet.yVal",fileNamePrefix="Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn",simflags=" -alarm=240  -emit_protected -lv LOG_STATS -startTime=0 -stopTime=3600 -tolerance=1e-06 -stepSize=1.44 -r=Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn_cs_res.mat -s fmi3:cs",resimulateExecutable="Buildings_11_Buildings_Examples_Tutorial_CDL_Controls_Validation_BoilerReturn.fmu") [Timeout 240]
""
[Timeout remaining time 240]
diffSimulationResults("Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn_cs_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Examples_Tutorial_CDL_Controls_Validation_BoilerReturn.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn_cs.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300]
""
[Timeout remaining time 300]
Reference file matches
[Calling sys.exit(0), Time elapsed: 2.2703182459808886]