Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle.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 0.001298/0.001298, allocations: 82.64 kB / 21.44 MB, free: 3.059 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 0.004316/0.004316, allocations: 172.7 kB / 24.84 MB, free: 9.254 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 0.9527/0.9527, allocations: 177.1 MB / 205.3 MB, free: 5.496 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.6576/0.6576, allocations: 115 MB / 376.8 MB, free: 7.523 MB / 346.7 MB
"
[Timeout remaining time 179]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 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(IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle")
translateModel(IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.403e-06/1.403e-06, allocations: 0 / 482.7 MB, free: 11.73 MB / 410.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.469e-05/2.609e-05, allocations: 2.312 kB / 482.7 MB, free: 11.72 MB / 410.7 MB
Notification: Performance of NFInst.instantiate(IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle): time 0.006187/0.006213, allocations: 4.688 MB / 487.4 MB, free: 8.641 MB / 410.7 MB
Notification: Performance of NFInst.instExpressions: time 0.1543/0.1605, allocations: 143.9 MB / 0.6165 GB, free: 2.852 MB / 0.5261 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0008172/0.1613, allocations: 23.81 kB / 0.6165 GB, free: 2.828 MB / 0.5261 GB
Notification: Performance of NFTyping.typeComponents: time 0.0004732/0.1618, allocations: 210 kB / 0.6167 GB, free: 2.621 MB / 0.5261 GB
Notification: Performance of NFTyping.typeBindings: time 0.001294/0.1631, allocations: 0.5902 MB / 0.6173 GB, free: 2.027 MB / 0.5261 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001706/0.1648, allocations: 0.8919 MB / 0.6182 GB, free: 1.133 MB / 0.5261 GB
Notification: Performance of NFFlatten.flatten: time 0.0009639/0.1657, allocations: 1.514 MB / 0.6196 GB, free: 15.61 MB / 0.5417 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.000473/0.1662, allocations: 397.8 kB / 0.62 GB, free: 15.21 MB / 0.5417 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0006695/0.1669, allocations: 0.8108 MB / 0.6208 GB, free: 14.39 MB / 0.5417 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0003514/0.1672, allocations: 406.8 kB / 0.6212 GB, free: 14 MB / 0.5417 GB
Notification: Performance of NFPackage.collectConstants: time 9.953e-05/0.1673, allocations: 116 kB / 0.6213 GB, free: 13.88 MB / 0.5417 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0006562/0.168, allocations: 495.3 kB / 0.6218 GB, free: 13.4 MB / 0.5417 GB
Notification: Performance of NFScalarize.scalarize: time 0.0001875/0.1682, allocations: 307 kB / 0.6221 GB, free: 13.1 MB / 0.5417 GB
Notification: Performance of NFVerifyModel.verify: time 0.0002516/0.1684, allocations: 390.9 kB / 0.6225 GB, free: 12.72 MB / 0.5417 GB
Notification: Performance of NFConvertDAE.convert: time 0.001098/0.1695, allocations: 1.284 MB / 0.6237 GB, free: 11.43 MB / 0.5417 GB
Notification: Performance of FrontEnd - DAE generated: time 4.108e-06/0.1695, allocations: 0 / 0.6237 GB, free: 11.43 MB / 0.5417 GB
Notification: Performance of FrontEnd: time 1.202e-06/0.1695, allocations: 0 / 0.6237 GB, free: 11.43 MB / 0.5417 GB
Notification: Performance of Transformations before backend: time 8.736e-06/0.1695, allocations: 0 / 0.6237 GB, free: 11.43 MB / 0.5417 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 223
 * Number of variables: 223
Notification: Performance of Generate backend data structure: time 0.001766/0.1713, allocations: 1.56 MB / 0.6252 GB, free: 9.82 MB / 0.5417 GB
Notification: Performance of prepare preOptimizeDAE: time 3.592e-05/0.1713, allocations: 12.03 kB / 0.6252 GB, free: 9.809 MB / 0.5417 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0009232/0.1723, allocations: 355.4 kB / 0.6256 GB, free: 9.461 MB / 0.5417 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006832/0.1729, allocations: 0.7305 MB / 0.6263 GB, free: 8.703 MB / 0.5417 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.466e-05/0.173, allocations: 78.11 kB / 0.6264 GB, free: 8.625 MB / 0.5417 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 8.36e-05/0.1731, allocations: 92 kB / 0.6265 GB, free: 8.535 MB / 0.5417 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007464/0.1738, allocations: 0.9046 MB / 0.6273 GB, free: 7.535 MB / 0.5417 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.634e-05/0.1738, allocations: 0 / 0.6273 GB, free: 7.535 MB / 0.5417 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.186e-05/0.1739, allocations: 40 kB / 0.6274 GB, free: 7.496 MB / 0.5417 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.457e-05/0.1739, allocations: 20 kB / 0.6274 GB, free: 7.477 MB / 0.5417 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0006308/0.1745, allocations: 0.6884 MB / 0.6281 GB, free: 6.785 MB / 0.5417 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002176/0.1767, allocations: 2.224 MB / 0.6302 GB, free: 4.512 MB / 0.5417 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0006036/0.1773, allocations: 496.8 kB / 0.6307 GB, free: 4.02 MB / 0.5417 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0001739/0.1775, allocations: 172.3 kB / 0.6309 GB, free: 3.848 MB / 0.5417 GB
Notification: Performance of preOpt evalFunc (simulation): time 5.316e-05/0.1775, allocations: 36.97 kB / 0.6309 GB, free: 3.812 MB / 0.5417 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004094/0.1779, allocations: 0.4947 MB / 0.6314 GB, free: 3.273 MB / 0.5417 GB
Notification: Performance of pre-optimization done (n=94): time 2.575e-06/0.1779, allocations: 0 / 0.6314 GB, free: 3.273 MB / 0.5417 GB
Notification: Performance of matching and sorting (n=94): time 0.00159/0.1795, allocations: 0.8156 MB / 0.6322 GB, free: 2.445 MB / 0.5417 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.914e-05/0.1796, allocations: 200.9 kB / 0.6324 GB, free: 2.207 MB / 0.5417 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000383/0.18, allocations: 0.5695 MB / 0.6329 GB, free: 1.625 MB / 0.5417 GB
Notification: Performance of collectPreVariables (initialization): time 5.247e-05/0.18, allocations: 49.7 kB / 0.633 GB, free: 1.57 MB / 0.5417 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0002242/0.1803, allocations: 471.9 kB / 0.6334 GB, free: 1.102 MB / 0.5417 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0001543/0.1804, allocations: 309.3 kB / 0.6337 GB, free: 0.7969 MB / 0.5417 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001874/0.1806, allocations: 204.1 kB / 0.6339 GB, free: 0.5898 MB / 0.5417 GB
Notification: Performance of setup shared object (initialization): time 0.0001838/0.1808, allocations: 0.5702 MB / 0.6345 GB, free: 8 kB / 0.5417 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001725/0.181, allocations: 117.9 kB / 0.6346 GB, free: 15.89 MB / 0.5573 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002717/0.1812, allocations: 365.6 kB / 0.6349 GB, free: 15.48 MB / 0.5573 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.000412/0.1816, allocations: 363.1 kB / 0.6353 GB, free: 15.11 MB / 0.5573 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.797e-06/0.1816, allocations: 0 / 0.6353 GB, free: 15.11 MB / 0.5573 GB
Notification: Performance of matching and sorting (n=117) (initialization): time 0.0009686/0.1826, allocations: 0.6605 MB / 0.6359 GB, free: 14.45 MB / 0.5573 GB
Notification: Performance of prepare postOptimizeDAE: time 2.258e-05/0.1826, allocations: 4 kB / 0.6359 GB, free: 14.44 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.008e-05/0.1826, allocations: 4 kB / 0.6359 GB, free: 14.44 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0004724/0.1831, allocations: 131.6 kB / 0.6361 GB, free: 14.3 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004198/0.1835, allocations: 187.9 kB / 0.6363 GB, free: 14.12 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001279/0.1848, allocations: 1.879 MB / 0.6381 GB, free: 12.12 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003326/0.1852, allocations: 87.55 kB / 0.6382 GB, free: 12.03 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.678e-05/0.1852, allocations: 35.97 kB / 0.6382 GB, free: 12 MB / 0.5573 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 4
 * Number of states: 0 ()
 * Number of discrete variables: 32 (weaDat.conTimMin.canRepeatWeatherFile,weaDat.conTim.canRepeatWeatherFile,weaDat.decAng.k,$PRE.weaDat.decAng.k,weaDat.decAng.tNext,$PRE.weaDat.decAng.tNext,weaDat.eqnTim.k,$PRE.weaDat.eqnTim.k,weaDat.eqnTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.conTim.k,$PRE.weaDat.conTim.k,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.k,$PRE.weaDat.conTimMin.k,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.locTim.k,$PRE.weaDat.locTim.k,weaDat.locTim.tNext,$PRE.weaDat.locTim.tNext,decAng.k,$PRE.decAng.k,decAng.tNext,$PRE.decAng.tNext,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,$whenCondition6)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (115):
 * Single equations (assignments): 114
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 1
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 0 systems
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(1,2)}
Notification: Performance of prepare postOptimizeDAE: time 0.0002676/0.1855, allocations: 215 kB / 0.6384 GB, free: 11.78 MB / 0.5573 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000141/0.1856, allocations: 123.4 kB / 0.6385 GB, free: 11.66 MB / 0.5573 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001385/0.187, allocations: 0.8617 MB / 0.6394 GB, free: 10.77 MB / 0.5573 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.911e-06/0.187, allocations: 8 kB / 0.6394 GB, free: 10.77 MB / 0.5573 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.553e-06/0.187, allocations: 0 / 0.6394 GB, free: 10.77 MB / 0.5573 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.945e-06/0.187, allocations: 3.984 kB / 0.6394 GB, free: 10.76 MB / 0.5573 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001663/0.1887, allocations: 1.573 MB / 0.6409 GB, free: 9.137 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.735e-06/0.1887, allocations: 0 / 0.6409 GB, free: 9.137 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003098/0.189, allocations: 159.7 kB / 0.6411 GB, free: 8.98 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0003389/0.1893, allocations: 119.6 kB / 0.6412 GB, free: 8.859 MB / 0.5573 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.51e-05/0.1894, allocations: 23.98 kB / 0.6412 GB, free: 8.836 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001031/0.1904, allocations: 1.888 MB / 0.643 GB, free: 6.828 MB / 0.5573 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.21e-07/0.1904, allocations: 0 / 0.643 GB, free: 6.828 MB / 0.5573 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008853/0.1913, allocations: 0.8726 MB / 0.6439 GB, free: 5.934 MB / 0.5573 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0002306/0.1915, allocations: 203 kB / 0.6441 GB, free: 5.734 MB / 0.5573 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.904e-05/0.1916, allocations: 27.98 kB / 0.6441 GB, free: 5.707 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002494/0.1918, allocations: 42.28 kB / 0.6442 GB, free: 5.668 MB / 0.5573 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 9.474e-05/0.1919, allocations: 84.84 kB / 0.6442 GB, free: 5.582 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.576e-05/0.192, allocations: 27.98 kB / 0.6443 GB, free: 5.555 MB / 0.5573 GB
Notification: Performance of sorting global known variables: time 0.0002166/0.1922, allocations: 366.9 kB / 0.6446 GB, free: 5.199 MB / 0.5573 GB
Notification: Performance of sort global known variables: time 8e-08/0.1922, allocations: 4 kB / 0.6446 GB, free: 5.195 MB / 0.5573 GB
Notification: Performance of remove unused functions: time 0.0006078/0.1928, allocations: 359 kB / 0.645 GB, free: 4.844 MB / 0.5573 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 18 ($whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,decAng.tNext,decAng.k,weaDat.locTim.tNext,weaDat.locTim.k,weaDat.conTimMin.tNext,weaDat.conTimMin.k,weaDat.conTim.tNext,weaDat.conTim.k,weaDat.eqnTim.tNext,weaDat.eqnTim.k,weaDat.decAng.tNext,weaDat.decAng.k)
 * Number of discrete states: 12 (weaDat.conTim.tNext,weaDat.eqnTim.tNext,decAng.tNext,weaDat.locTim.tNext,weaDat.decAng.tNext,weaDat.conTimMin.tNext,weaDat.decAng.k,weaDat.eqnTim.k,weaDat.conTim.k,weaDat.conTimMin.k,weaDat.locTim.k,decAng.k)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (108):
 * Single equations (assignments): 95
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 12
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 1
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 0 systems
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(1,3)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.001089/0.1939, allocations: 0.6172 MB / 0.6456 GB, free: 4.438 MB / 0.5573 GB
Notification: Performance of simCode: created initialization part: time 0.0009625/0.1948, allocations: 0.6444 MB / 0.6462 GB, free: 3.777 MB / 0.5573 GB
Notification: Performance of simCode: created event and clocks part: time 2.435e-06/0.1948, allocations: 4.188 kB / 0.6462 GB, free: 3.773 MB / 0.5573 GB
Notification: Performance of simCode: created simulation system equations: time 0.0003949/0.1952, allocations: 472.9 kB / 0.6467 GB, free: 3.289 MB / 0.5573 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007236/0.196, allocations: 335.9 kB / 0.647 GB, free: 2.992 MB / 0.5573 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002168/0.1981, allocations: 1.568 MB / 0.6485 GB, free: 1.383 MB / 0.5573 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000119/0.1982, allocations: 199.3 kB / 0.6487 GB, free: 1.168 MB / 0.5573 GB
Notification: Performance of simCode: alias equations: time 0.0004159/0.1987, allocations: 201.8 kB / 0.6489 GB, free: 0.9688 MB / 0.5573 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005517/0.1992, allocations: 377.9 kB / 0.6492 GB, free: 0.5977 MB / 0.5573 GB
Notification: Performance of SimCode: time 9.62e-07/0.1992, allocations: 0 / 0.6492 GB, free: 0.5977 MB / 0.5573 GB
Notification: Performance of Templates: time 0.2426/0.4418, allocations: 17.72 MB / 0.6666 GB, free: 39.7 MB / 0.5573 GB
"
[Timeout remaining time 660]
make -j1 -f IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle.makefile [Timeout 660]
(rm -f IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle.pipe ; mkfifo IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle.pipe >> ../files/IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle.sim & ./IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle -abortSlowSimulation -alarm=240  -lv LOG_STATS > IBPSA_latest_IBPSA.BoundaryConditions.SolarGeometry.BaseClasses.Examples.ZenithAngle.pipe 2>&1) [Timeout 240]
[Calling sys.exit(0), Time elapsed: 4.486662778072059]