Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate.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 0.00115/0.00115, allocations: 85.17 kB / 19.87 MB, free: 4.617 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 0.001492/0.001492, allocations: 169 kB / 23.27 MB, free: 1.227 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 0.9828/0.9828, allocations: 177.1 MB / 203.7 MB, free: 5.5 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/package.mo", uses=false) [Timeout 180]
"[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Examples/PPD12/Structure.mo:531:21-535:34:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Examples/PPD12/Structure.mo:531:21-535:42:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence.
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/package.mo): time 0.7584/0.7584, allocations: 154.9 MB / 415.1 MB, free: 264 kB / 378.7 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Utilities/Cryptographics/BaseClasses/sha.mo:2:1-19:8:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Utilities/File/sha2.mo:2:1-9:9:writable] Warning: External function annotation should occur on the external-clause, not on the function.
"
[Timeout remaining time 179]
Using package IDEAS with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/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(IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate")
translateModel(IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.172e-06/1.172e-06, allocations: 0 / 0.5211 GB, free: 1.508 MB / 490.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.266e-05/1.384e-05, allocations: 10.38 kB / 0.5212 GB, free: 1.5 MB / 490.7 MB
Notification: Performance of NFInst.instantiate(IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate): time 0.1351/0.1351, allocations: 148.2 MB / 0.6659 GB, free: 12.96 MB / 0.6355 GB
Notification: Performance of NFInst.instExpressions: time 0.007367/0.1425, allocations: 3.816 MB / 0.6696 GB, free: 9.141 MB / 0.6355 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0007781/0.1433, allocations: 55.5 kB / 0.6696 GB, free: 9.086 MB / 0.6355 GB
Notification: Performance of NFTyping.typeComponents: time 0.0007783/0.1441, allocations: 289.8 kB / 0.6699 GB, free: 8.801 MB / 0.6355 GB
Notification: Performance of NFTyping.typeBindings: time 0.002283/0.1463, allocations: 1.068 MB / 0.671 GB, free: 7.727 MB / 0.6355 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002017/0.1484, allocations: 0.9937 MB / 0.6719 GB, free: 6.73 MB / 0.6355 GB
Notification: Performance of NFFlatten.flatten: time 0.002724/0.1511, allocations: 2.599 MB / 0.6745 GB, free: 4.129 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.001069/0.1522, allocations: 0.775 MB / 0.6752 GB, free: 3.332 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002433/0.1546, allocations: 1.433 MB / 0.6766 GB, free: 1.938 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.001229/0.1558, allocations: 0.7868 MB / 0.6774 GB, free: 1.148 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0001792/0.156, allocations: 104 kB / 0.6775 GB, free: 1.047 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001123/0.1571, allocations: 0.6548 MB / 0.6781 GB, free: 400 kB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.2644/0.4215, allocations: 0.5357 MB / 0.6787 GB, free: 51.45 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.0009305/0.4225, allocations: 463.5 kB / 0.6791 GB, free: 51.45 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.002068/0.4245, allocations: 1.398 MB / 0.6805 GB, free: 51.41 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 6.422e-06/0.4246, allocations: 1.031 kB / 0.6805 GB, free: 51.41 MB / 0.6355 GB
Notification: Performance of FrontEnd: time 1.273e-06/0.4246, allocations: 2.75 kB / 0.6805 GB, free: 51.41 MB / 0.6355 GB
Notification: Performance of Transformations before backend: time 3.533e-05/0.4246, allocations: 0 / 0.6805 GB, free: 51.41 MB / 0.6355 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 216
 * Number of variables: 216
Notification: Performance of Generate backend data structure: time 0.001709/0.4263, allocations: 1.531 MB / 0.682 GB, free: 50.6 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 4.123e-05/0.4263, allocations: 8.969 kB / 0.682 GB, free: 50.6 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001344/0.4277, allocations: 500 kB / 0.6825 GB, free: 50.5 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008056/0.4285, allocations: 0.7413 MB / 0.6832 GB, free: 50.25 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.925e-05/0.4285, allocations: 70.22 kB / 0.6832 GB, free: 50.25 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 9.577e-05/0.4286, allocations: 91.19 kB / 0.6833 GB, free: 50.25 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0008436/0.4295, allocations: 1.078 MB / 0.6844 GB, free: 49.64 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.102e-05/0.4295, allocations: 0 / 0.6844 GB, free: 49.64 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.653e-05/0.4295, allocations: 38.38 kB / 0.6844 GB, free: 49.64 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.567e-05/0.4296, allocations: 42.86 kB / 0.6845 GB, free: 49.64 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004242/0.43, allocations: 316.7 kB / 0.6848 GB, free: 49.62 MB / 0.6355 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 0.003091/0.4331, allocations: 2.932 MB / 0.6876 GB, free: 48.5 MB / 0.6355 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0004113/0.4335, allocations: 295.3 kB / 0.6879 GB, free: 48.46 MB / 0.6355 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0001266/0.4336, allocations: 115.4 kB / 0.688 GB, free: 48.45 MB / 0.6355 GB
Notification: Performance of preOpt evalFunc (simulation): time 9.903e-05/0.4337, allocations: 40.94 kB / 0.6881 GB, free: 48.45 MB / 0.6355 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.482e-05/0.4338, allocations: 41.11 kB / 0.6881 GB, free: 48.41 MB / 0.6355 GB
Notification: Performance of pre-optimization done (n=43): time 2.014e-06/0.4338, allocations: 0 / 0.6881 GB, free: 48.41 MB / 0.6355 GB
Notification: Performance of matching and sorting (n=45): time 0.001398/0.4352, allocations: 0.807 MB / 0.6889 GB, free: 48.12 MB / 0.6355 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 1.957e-05/0.4352, allocations: 55.12 kB / 0.6889 GB, free: 48.06 MB / 0.6355 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003728/0.4355, allocations: 0.6371 MB / 0.6896 GB, free: 47.86 MB / 0.6355 GB
Notification: Performance of collectPreVariables (initialization): time 3.916e-05/0.4356, allocations: 40.27 kB / 0.6896 GB, free: 47.83 MB / 0.6355 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000197/0.4358, allocations: 0.5647 MB / 0.6901 GB, free: 47.52 MB / 0.6355 GB
Notification: Performance of collectInitialBindings (initialization): time 8.835e-05/0.4359, allocations: 174.8 kB / 0.6903 GB, free: 47.41 MB / 0.6355 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001353/0.436, allocations: 124.8 kB / 0.6904 GB, free: 47.38 MB / 0.6355 GB
Notification: Performance of setup shared object (initialization): time 0.0001126/0.4361, allocations: 0.5678 MB / 0.691 GB, free: 46.89 MB / 0.6355 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001275/0.4362, allocations: 74.94 kB / 0.6911 GB, free: 46.89 MB / 0.6355 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001917/0.4364, allocations: 318.3 kB / 0.6914 GB, free: 46.62 MB / 0.6355 GB
Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: volDyn.dynBal.medium.p = volDyn.dynBal.p_start (bou.p = volDyn.dynBal.p_start)
Notification: Performance of analyzeInitialSystem (initialization): time 0.0005985/0.437, allocations: 0.5481 MB / 0.6919 GB, free: 46.41 MB / 0.6355 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.889e-06/0.437, allocations: 3.781 kB / 0.6919 GB, free: 46.41 MB / 0.6355 GB
Notification: Performance of matching and sorting (n=73) (initialization): time 0.0005289/0.4376, allocations: 450.5 kB / 0.6923 GB, free: 46.33 MB / 0.6355 GB
Notification: Performance of prepare postOptimizeDAE: time 1.682e-05/0.4376, allocations: 6.844 kB / 0.6923 GB, free: 46.33 MB / 0.6355 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.354e-06/0.4376, allocations: 2.781 kB / 0.6923 GB, free: 46.33 MB / 0.6355 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.678e-05/0.4376, allocations: 9.812 kB / 0.6923 GB, free: 46.33 MB / 0.6355 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003965/0.438, allocations: 158.3 kB / 0.6925 GB, free: 46.33 MB / 0.6355 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.965e-06/0.438, allocations: 13.03 kB / 0.6925 GB, free: 46.33 MB / 0.6355 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000373/0.4384, allocations: 42.12 kB / 0.6926 GB, free: 46.32 MB / 0.6355 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.598e-05/0.4384, allocations: 26.2 kB / 0.6926 GB, free: 46.32 MB / 0.6355 GB
Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization system:
         volDyn.dynBal.medium.p = volDyn.dynBal.p_start.
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 17
 * 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 (73):
 * Single equations (assignments): 73
 * 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 0.0001953/0.4386, allocations: 195.5 kB / 0.6928 GB, free: 46.16 MB / 0.6355 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001054/0.4387, allocations: 91.12 kB / 0.6929 GB, free: 46.12 MB / 0.6355 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001028/0.4388, allocations: 85.83 kB / 0.6929 GB, free: 46.11 MB / 0.6355 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.368e-06/0.4388, allocations: 2.938 kB / 0.6929 GB, free: 46.11 MB / 0.6355 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 7.424e-06/0.4388, allocations: 0.7812 kB / 0.6929 GB, free: 46.11 MB / 0.6355 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0003391/0.4392, allocations: 0.5521 MB / 0.6935 GB, free: 45.66 MB / 0.6355 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.00154/0.4407, allocations: 1.209 MB / 0.6947 GB, free: 45.23 MB / 0.6355 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.749e-06/0.4407, allocations: 2.531 kB / 0.6947 GB, free: 45.23 MB / 0.6355 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003438/0.4411, allocations: 134.8 kB / 0.6948 GB, free: 45.23 MB / 0.6355 GB
Notification: Performance of postOpt tearingSystem (simulation): time 6.463e-06/0.4411, allocations: 6.312 kB / 0.6948 GB, free: 45.23 MB / 0.6355 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.195e-05/0.4411, allocations: 14.86 kB / 0.6948 GB, free: 45.23 MB / 0.6355 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.669e-06/0.4411, allocations: 7.266 kB / 0.6948 GB, free: 45.23 MB / 0.6355 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.228e-06/0.4411, allocations: 8.125 kB / 0.6948 GB, free: 45.23 MB / 0.6355 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.000602/0.4417, allocations: 0.6684 MB / 0.6955 GB, free: 44.82 MB / 0.6355 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001922/0.4419, allocations: 145.2 kB / 0.6956 GB, free: 44.79 MB / 0.6355 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.861e-05/0.442, allocations: 12.91 kB / 0.6956 GB, free: 44.79 MB / 0.6355 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003257/0.4423, allocations: 42.52 kB / 0.6957 GB, free: 44.79 MB / 0.6355 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 5.723e-05/0.4424, allocations: 39.25 kB / 0.6957 GB, free: 44.78 MB / 0.6355 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.38e-05/0.4424, allocations: 31.19 kB / 0.6957 GB, free: 44.78 MB / 0.6355 GB
Notification: Performance of sorting global known variables: time 0.0002017/0.4426, allocations: 386.7 kB / 0.6961 GB, free: 44.64 MB / 0.6355 GB
Notification: Performance of sort global known variables: time 5e-08/0.4426, allocations: 0 / 0.6961 GB, free: 44.64 MB / 0.6355 GB
Notification: Performance of remove unused functions: time 0.000607/0.4432, allocations: 265.4 kB / 0.6964 GB, free: 44.64 MB / 0.6355 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 14
 * Number of states: 3 (volDyn.dynBal.medium.Xi[1],volDyn.dynBal.U,volDyn.dynBal.mC[1])
 * 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 (45):
 * Single equations (assignments): 45
 * 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 0.0002717/0.4435, allocations: 169.9 kB / 0.6965 GB, free: 44.55 MB / 0.6355 GB
Notification: Performance of simCode: created initialization part: time 0.000438/0.4439, allocations: 299.2 kB / 0.6968 GB, free: 44.52 MB / 0.6355 GB
Notification: Performance of simCode: created event and clocks part: time 5.821e-06/0.4439, allocations: 6.031 kB / 0.6968 GB, free: 44.52 MB / 0.6355 GB
Notification: Performance of simCode: created simulation system equations: time 0.0001686/0.4441, allocations: 138.2 kB / 0.6969 GB, free: 44.51 MB / 0.6355 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001157/0.4452, allocations: 475.9 kB / 0.6974 GB, free: 44.5 MB / 0.6355 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002642/0.4479, allocations: 1.794 MB / 0.6991 GB, free: 43.64 MB / 0.6355 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001586/0.448, allocations: 248.2 kB / 0.6994 GB, free: 43.57 MB / 0.6355 GB
Notification: Performance of simCode: alias equations: time 0.000597/0.4486, allocations: 144.6 kB / 0.6995 GB, free: 43.55 MB / 0.6355 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000835/0.4495, allocations: 457.2 kB / 0.7 GB, free: 43.48 MB / 0.6355 GB
Notification: Performance of SimCode: time 2.254e-06/0.4495, allocations: 0.8125 kB / 0.7 GB, free: 43.48 MB / 0.6355 GB
Notification: Performance of Templates: time 0.02482/0.4743, allocations: 19.6 MB / 0.7191 GB, free: 41.76 MB / 0.6355 GB
"
[Timeout remaining time 660]
make -j1 -f IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate.makefile [Timeout 660]
(rm -f IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate.sim & ./IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate -abortSlowSimulation -alarm=240  -lv LOG_STATS > IDEAS_dev_IDEAS.Fluid.MixingVolumes.Validation.MixingVolumeTraceSubstanceReverseFlowPrescribedHeatFlowRate.pipe 2>&1) [Timeout 240]
[Calling sys.exit(0), Time elapsed: 4.510279794689268]