Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus.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 0.002923/0.002923, allocations: 87.67 kB / 20.23 MB, free: 4.184 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 0.003689/0.003689, allocations: 161.3 kB / 23.55 MB, free: 0.8711 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 1.781/1.781, allocations: 177.1 MB / 203.9 MB, free: 5.574 MB / 186.7 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/package.mo", uses=false) [Timeout 180]
"[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo.
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/package.mo): time 1.148/1.148, allocations: 110.3 MB / 370.6 MB, free: 12.45 MB / 346.7 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:44:3-56:20:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:58:3-65:19:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:67:3-72:20:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/BoundaryConditions/Scenarios/CombiTimeTable.mo:74:3-79:20:writable] Warning: External function annotation should occur on the external-clause, not on the function.
"
[Timeout remaining time 178]
Using package BuildSysPro with version 3.6.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/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(BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus")
translateModel(BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 2.024e-06/2.024e-06, allocations: 0 / 474.4 MB, free: 15.22 MB / 410.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 3.5e-05/3.702e-05, allocations: 2.312 kB / 474.4 MB, free: 15.22 MB / 410.7 MB
Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus): time 0.002846/0.002883, allocations: 1.511 MB / 475.9 MB, free: 14.2 MB / 410.7 MB
Notification: Performance of NFInst.instExpressions: time 0.00108/0.003963, allocations: 429 kB / 476.4 MB, free: 13.93 MB / 410.7 MB
Notification: Performance of NFInst.updateImplicitVariability: time 6.985e-05/0.004033, allocations: 0 / 476.4 MB, free: 13.93 MB / 410.7 MB
Notification: Performance of NFTyping.typeComponents: time 0.0001326/0.004166, allocations: 6.469 kB / 476.4 MB, free: 13.92 MB / 410.7 MB
Notification: Performance of NFTyping.typeBindings: time 0.000128/0.004294, allocations: 28.11 kB / 476.4 MB, free: 13.91 MB / 410.7 MB
Notification: Performance of NFTyping.typeClassSections: time 0.0007387/0.005032, allocations: 252.6 kB / 476.6 MB, free: 13.78 MB / 410.7 MB
Notification: Performance of NFFlatten.flatten: time 0.0003498/0.005382, allocations: 322.8 kB / 476.9 MB, free: 13.65 MB / 410.7 MB
Notification: Performance of NFFlatten.resolveConnections: time 5.891e-05/0.005441, allocations: 2.625 kB / 476.9 MB, free: 13.65 MB / 410.7 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.0003398/0.005781, allocations: 254.7 kB / 477.2 MB, free: 13.55 MB / 410.7 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.0002309/0.006012, allocations: 104.4 kB / 477.3 MB, free: 13.53 MB / 410.7 MB
Notification: Performance of NFPackage.collectConstants: time 9.503e-05/0.006107, allocations: 21.28 kB / 477.3 MB, free: 13.53 MB / 410.7 MB
Notification: Performance of NFFlatten.collectFunctions: time 8.987e-05/0.006197, allocations: 19.31 kB / 477.3 MB, free: 13.53 MB / 410.7 MB
Notification: Performance of NFScalarize.scalarize: time 0.000127/0.006324, allocations: 81.41 kB / 477.4 MB, free: 13.49 MB / 410.7 MB
Notification: Performance of NFVerifyModel.verify: time 0.0001491/0.006473, allocations: 87.78 kB / 477.5 MB, free: 13.45 MB / 410.7 MB
Notification: Performance of NFConvertDAE.convert: time 0.0003994/0.006872, allocations: 337 kB / 477.8 MB, free: 13.33 MB / 410.7 MB
Notification: Performance of FrontEnd - DAE generated: time 5.891e-06/0.006878, allocations: 0.5625 kB / 477.8 MB, free: 13.33 MB / 410.7 MB
Notification: Performance of FrontEnd: time 1.332e-06/0.006879, allocations: 0 / 477.8 MB, free: 13.33 MB / 410.7 MB
Notification: Performance of Transformations before backend: time 7.564e-06/0.006887, allocations: 1.875 kB / 477.8 MB, free: 13.33 MB / 410.7 MB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 14
 * Number of variables: 14
Notification: Performance of Generate backend data structure: time 0.001297/0.008184, allocations: 0.7813 MB / 478.6 MB, free: 12.64 MB / 410.7 MB
Notification: Performance of prepare preOptimizeDAE: time 4.811e-05/0.008232, allocations: 11.06 kB / 478.6 MB, free: 12.64 MB / 410.7 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001371/0.008369, allocations: 34.61 kB / 478.7 MB, free: 12.63 MB / 410.7 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003306/0.0087, allocations: 224.3 kB / 478.9 MB, free: 12.44 MB / 410.7 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.036e-05/0.00874, allocations: 13.12 kB / 478.9 MB, free: 12.44 MB / 410.7 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 5.52e-05/0.008795, allocations: 19.22 kB / 478.9 MB, free: 12.44 MB / 410.7 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005791/0.009375, allocations: 188.7 kB / 479.1 MB, free: 12.38 MB / 410.7 MB
Notification: Performance of preOpt findStateOrder (simulation): time 1.339e-05/0.009388, allocations: 2.938 kB / 479.1 MB, free: 12.38 MB / 410.7 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.555e-05/0.009413, allocations: 0 / 479.1 MB, free: 12.38 MB / 410.7 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.933e-06/0.00942, allocations: 2.906 kB / 479.1 MB, free: 12.38 MB / 410.7 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003616/0.009782, allocations: 82.41 kB / 479.2 MB, free: 12.37 MB / 410.7 MB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0003503/0.01013, allocations: 263.6 kB / 479.4 MB, free: 12.17 MB / 410.7 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.000581/0.01071, allocations: 144.5 kB / 479.6 MB, free: 12.12 MB / 410.7 MB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0003465/0.01106, allocations: 82.06 kB / 479.7 MB, free: 12.09 MB / 410.7 MB
Notification: Performance of preOpt evalFunc (simulation): time 4.146e-05/0.0111, allocations: 7.156 kB / 479.7 MB, free: 12.09 MB / 410.7 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005077/0.01161, allocations: 204.7 kB / 479.9 MB, free: 12.01 MB / 410.7 MB
Notification: Performance of pre-optimization done (n=16): time 1.412e-06/0.01161, allocations: 0 / 479.9 MB, free: 12.01 MB / 410.7 MB
Notification: Performance of matching and sorting (n=16): time 0.001365/0.01298, allocations: 398.7 kB / 480.3 MB, free: 11.91 MB / 410.7 MB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.741e-05/0.01301, allocations: 67.97 kB / 480.3 MB, free: 11.84 MB / 410.7 MB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002686/0.01328, allocations: 353.8 kB / 480.7 MB, free: 11.61 MB / 410.7 MB
Notification: Performance of collectPreVariables (initialization): time 3.796e-05/0.01332, allocations: 38.45 kB / 480.7 MB, free: 11.57 MB / 410.7 MB
Notification: Performance of collectInitialEqns (initialization): time 0.0003549/0.01367, allocations: 139.6 kB / 480.8 MB, free: 27.45 MB / 426.7 MB
Notification: Performance of collectInitialBindings (initialization): time 5.236e-05/0.01373, allocations: 51.47 kB / 480.9 MB, free: 27.41 MB / 426.7 MB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000157/0.01388, allocations: 106 kB / 481 MB, free: 27.35 MB / 426.7 MB
Notification: Performance of setup shared object (initialization): time 0.0002513/0.01413, allocations: 0.4989 MB / 481.5 MB, free: 26.85 MB / 426.7 MB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002669/0.0144, allocations: 155.7 kB / 481.6 MB, free: 26.77 MB / 426.7 MB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002698/0.01467, allocations: 236.6 kB / 481.9 MB, free: 26.59 MB / 426.7 MB
Notification: Performance of analyzeInitialSystem (initialization): time 0.000309/0.01498, allocations: 264.5 kB / 482.1 MB, free: 26.39 MB / 426.7 MB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.907e-06/0.01498, allocations: 0.8438 kB / 482.1 MB, free: 26.39 MB / 426.7 MB
Notification: Performance of matching and sorting (n=29) (initialization): time 0.0007297/0.01571, allocations: 497.4 kB / 482.6 MB, free: 26.14 MB / 426.7 MB
Notification: Performance of prepare postOptimizeDAE: time 5.857e-05/0.01577, allocations: 80.27 kB / 482.7 MB, free: 26.07 MB / 426.7 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.123e-06/0.01578, allocations: 0.5 kB / 482.7 MB, free: 26.07 MB / 426.7 MB
Notification: Performance of postOpt tearingSystem (initialization): time 2.439e-05/0.0158, allocations: 7.672 kB / 482.7 MB, free: 26.06 MB / 426.7 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002091/0.01601, allocations: 40.55 kB / 482.7 MB, free: 26.05 MB / 426.7 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.015e-05/0.01602, allocations: 0.5 kB / 482.8 MB, free: 26.05 MB / 426.7 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003251/0.01635, allocations: 54.45 kB / 482.8 MB, free: 26.04 MB / 426.7 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.755e-05/0.01643, allocations: 38.11 kB / 482.8 MB, free: 26.04 MB / 426.7 MB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 7
 * Number of states: 0 ()
 * Number of discrete variables: 24 (calTim.firstHourSampling,$PRE.calTim.firstHourSampling,calTim.firstDaySampling,$PRE.calTim.firstDaySampling,calTim.daySampleTrigger,$whenCondition1,calTim.hourSampleTrigger,$whenCondition2,calTim.epochLastMonth,$PRE.calTim.epochLastMonth,calTim.yearIndex,$PRE.calTim.yearIndex,calTim.daysSinceEpoch,$PRE.calTim.daysSinceEpoch,calTim.weekDay,$PRE.calTim.weekDay,calTim.hour,$PRE.calTim.hour,calTim.day,$PRE.calTim.day,calTim.month,$PRE.calTim.month,calTim.year,$PRE.calTim.year)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (26):
 * Single equations (assignments): 24
 * Array equations: 0
 * Algorithm blocks: 2
 * 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 0.0002014/0.01663, allocations: 190.4 kB / 483 MB, free: 25.86 MB / 426.7 MB
Notification: Performance of postOpt lateInlineFunction (simulation): time 6.426e-05/0.01669, allocations: 29.05 kB / 483.1 MB, free: 25.85 MB / 426.7 MB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 6.003e-05/0.01675, allocations: 29.55 kB / 483.1 MB, free: 25.83 MB / 426.7 MB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.45e-06/0.01676, allocations: 1.969 kB / 483.1 MB, free: 25.83 MB / 426.7 MB
Notification: Performance of postOpt constantLinearSystem (simulation): time 7.795e-06/0.01677, allocations: 0 / 483.1 MB, free: 25.83 MB / 426.7 MB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.591e-06/0.01677, allocations: 3.281 kB / 483.1 MB, free: 25.83 MB / 426.7 MB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001482/0.01825, allocations: 0.682 MB / 483.8 MB, free: 25.43 MB / 426.7 MB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.184e-06/0.01826, allocations: 0 / 483.8 MB, free: 25.43 MB / 426.7 MB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 3.431e-05/0.01829, allocations: 4.469 kB / 483.8 MB, free: 25.43 MB / 426.7 MB
Notification: Performance of postOpt tearingSystem (simulation): time 3.627e-06/0.01829, allocations: 1.406 kB / 483.8 MB, free: 25.43 MB / 426.7 MB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.929e-05/0.01833, allocations: 20.67 kB / 483.8 MB, free: 25.43 MB / 426.7 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.975e-06/0.01834, allocations: 4.281 kB / 483.8 MB, free: 25.43 MB / 426.7 MB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.573e-06/0.01834, allocations: 0.625 kB / 483.8 MB, free: 25.43 MB / 426.7 MB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00111/0.01945, allocations: 476.4 kB / 484.3 MB, free: 25.18 MB / 426.7 MB
Notification: Performance of postOpt removeConstants (simulation): time 0.0002333/0.01968, allocations: 79.45 kB / 484.3 MB, free: 25.15 MB / 426.7 MB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.023e-05/0.01975, allocations: 13.3 kB / 484.4 MB, free: 25.15 MB / 426.7 MB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002825/0.02003, allocations: 19.95 kB / 484.4 MB, free: 25.14 MB / 426.7 MB
Notification: Performance of postOpt findZeroCrossings (simulation): time 6.06e-05/0.02009, allocations: 14.2 kB / 484.4 MB, free: 25.14 MB / 426.7 MB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.62e-05/0.02017, allocations: 47.81 kB / 484.4 MB, free: 25.14 MB / 426.7 MB
Notification: Performance of sorting global known variables: time 0.0002423/0.02041, allocations: 222 kB / 484.7 MB, free: 24.99 MB / 426.7 MB
Notification: Performance of sort global known variables: time 8e-08/0.02041, allocations: 0 / 484.7 MB, free: 24.99 MB / 426.7 MB
Notification: Performance of remove unused functions: time 0.0003564/0.02077, allocations: 49.56 kB / 484.7 MB, free: 24.99 MB / 426.7 MB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 14 (calTim.hourSampleTrigger,calTim.daySampleTrigger,$whenCondition2,$whenCondition1,calTim.year,calTim.month,calTim.day,calTim.hour,calTim.weekDay,calTim.daysSinceEpoch,calTim.yearIndex,calTim.epochLastMonth,calTim.firstHourSampling,calTim.firstDaySampling)
 * Number of discrete states: 9 (calTim.firstDaySampling,calTim.daysSinceEpoch,calTim.weekDay,calTim.yearIndex,calTim.year,calTim.epochLastMonth,calTim.month,calTim.firstHourSampling,calTim.hour)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (16):
 * Single equations (assignments): 6
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 10
 * 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 0.0001827/0.02095, allocations: 116.4 kB / 484.8 MB, free: 24.89 MB / 426.7 MB
Notification: Performance of simCode: created initialization part: time 0.0009511/0.0219, allocations: 451.8 kB / 485.3 MB, free: 24.64 MB / 426.7 MB
Notification: Performance of simCode: created event and clocks part: time 3.327e-06/0.02191, allocations: 2.125 kB / 485.3 MB, free: 24.64 MB / 426.7 MB
Notification: Performance of simCode: created simulation system equations: time 0.0004075/0.02231, allocations: 105.7 kB / 485.4 MB, free: 24.61 MB / 426.7 MB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004038/0.02272, allocations: 50.39 kB / 485.4 MB, free: 24.59 MB / 426.7 MB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0009495/0.02367, allocations: 393.1 kB / 485.8 MB, free: 24.35 MB / 426.7 MB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001345/0.0238, allocations: 125.2 kB / 485.9 MB, free: 24.26 MB / 426.7 MB
Notification: Performance of simCode: alias equations: time 7.529e-05/0.02388, allocations: 18.47 kB / 485.9 MB, free: 24.26 MB / 426.7 MB
Notification: Performance of simCode: all other stuff during SimCode phase: time 6.138e-05/0.02394, allocations: 18.55 kB / 486 MB, free: 24.25 MB / 426.7 MB
Notification: Performance of SimCode: time 9.12e-07/0.02394, allocations: 0 / 486 MB, free: 24.25 MB / 426.7 MB
Notification: Performance of Templates: time 0.009061/0.033, allocations: 4.249 MB / 490.2 MB, free: 23.77 MB / 426.7 MB
"
[Timeout remaining time 660]
make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus.makefile [Timeout 660]
(rm -f BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus.sim & ./BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus -abortSlowSimulation -alarm=240  -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Utilities.Time.Validation.CalendarTimeMonthsMinus.pipe 2>&1) [Timeout 240]
[Calling sys.exit(0), Time elapsed: 6.839341084007174]