Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface.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 0.001161/0.001161, allocations: 84.8 kB / 21.62 MB, free: 2.84 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 0.001057/0.001057, allocations: 176.8 kB / 25.05 MB, free: 9.148 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 0.9698/0.9698, allocations: 177.1 MB / 205.5 MB, free: 5.469 MB / 186.7 MB
"
[Timeout remaining time 179]
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 1.894/1.894, allocations: 389.6 MB / 0.6363 GB, free: 12.29 MB / 0.6042 GB
"
[Timeout remaining time 178]
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.Movers.BaseClasses.Validation.FlowMachineInterface,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface")
translateModel(Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.172e-06/1.172e-06, allocations: 0 / 0.7761 GB, free: 5.328 MB / 0.7292 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.633e-05/1.75e-05, allocations: 2.312 kB / 0.7761 GB, free: 5.324 MB / 0.7292 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface): time 0.002433/0.002451, allocations: 2.373 MB / 0.7784 GB, free: 2.969 MB / 0.7292 GB
Notification: Performance of NFInst.instExpressions: time 0.004281/0.006732, allocations: 3.754 MB / 0.7821 GB, free: 15.22 MB / 0.7448 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0001349/0.006867, allocations: 7.938 kB / 0.7821 GB, free: 15.21 MB / 0.7448 GB
Notification: Performance of NFTyping.typeComponents: time 0.001754/0.008621, allocations: 1.068 MB / 0.7832 GB, free: 14.15 MB / 0.7448 GB
Notification: Performance of NFTyping.typeBindings: time 0.0005154/0.009137, allocations: 447.1 kB / 0.7836 GB, free: 13.71 MB / 0.7448 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0006073/0.009744, allocations: 0.5005 MB / 0.7841 GB, free: 13.21 MB / 0.7448 GB
Notification: Performance of NFFlatten.flatten: time 0.003167/0.01291, allocations: 4.075 MB / 0.7881 GB, free: 9.164 MB / 0.7448 GB
Notification: Performance of NFFlatten.resolveConnections: time 9.372e-05/0.013, allocations: 36.39 kB / 0.7881 GB, free: 9.133 MB / 0.7448 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0002824/0.01329, allocations: 299.4 kB / 0.7884 GB, free: 8.84 MB / 0.7448 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0001702/0.01346, allocations: 188.7 kB / 0.7886 GB, free: 8.656 MB / 0.7448 GB
Notification: Performance of NFPackage.collectConstants: time 2.887e-05/0.01349, allocations: 20 kB / 0.7886 GB, free: 8.637 MB / 0.7448 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0005911/0.01408, allocations: 0.5191 MB / 0.7891 GB, free: 8.117 MB / 0.7448 GB
Notification: Performance of NFScalarize.scalarize: time 0.0001466/0.01422, allocations: 227.4 kB / 0.7893 GB, free: 7.895 MB / 0.7448 GB
Notification: Performance of NFVerifyModel.verify: time 9.172e-05/0.01432, allocations: 136.5 kB / 0.7894 GB, free: 7.762 MB / 0.7448 GB
Notification: Performance of NFConvertDAE.convert: time 0.0006082/0.01492, allocations: 0.7281 MB / 0.7901 GB, free: 7.031 MB / 0.7448 GB
Notification: Performance of FrontEnd - DAE generated: time 3.156e-06/0.01493, allocations: 0.5938 kB / 0.7901 GB, free: 7.031 MB / 0.7448 GB
Notification: Performance of FrontEnd: time 9.22e-07/0.01493, allocations: 0 / 0.7901 GB, free: 7.031 MB / 0.7448 GB
Notification: Performance of Transformations before backend: time 4.799e-06/0.01493, allocations: 3.281 kB / 0.7901 GB, free: 7.031 MB / 0.7448 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 21
 * Number of variables: 21
Notification: Performance of Generate backend data structure: time 0.0007557/0.01569, allocations: 0.7662 MB / 0.7909 GB, free: 6.238 MB / 0.7448 GB
Notification: Performance of prepare preOptimizeDAE: time 4.104e-05/0.01573, allocations: 9.344 kB / 0.7909 GB, free: 6.23 MB / 0.7448 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0004871/0.01622, allocations: 145.8 kB / 0.791 GB, free: 6.094 MB / 0.7448 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00125/0.01747, allocations: 0.9691 MB / 0.792 GB, free: 5.098 MB / 0.7448 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.922e-05/0.01749, allocations: 9.062 kB / 0.792 GB, free: 5.09 MB / 0.7448 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 2.645e-05/0.01751, allocations: 12 kB / 0.792 GB, free: 5.078 MB / 0.7448 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.000221/0.01773, allocations: 135.1 kB / 0.7921 GB, free: 4.941 MB / 0.7448 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.859e-06/0.01774, allocations: 0.5312 kB / 0.7921 GB, free: 4.941 MB / 0.7448 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.814e-05/0.01776, allocations: 8.594 kB / 0.7921 GB, free: 4.934 MB / 0.7448 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.224e-06/0.01777, allocations: 0 / 0.7921 GB, free: 4.934 MB / 0.7448 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 8.026e-05/0.01785, allocations: 43.2 kB / 0.7922 GB, free: 4.895 MB / 0.7448 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.000536/0.01838, allocations: 304.4 kB / 0.7925 GB, free: 4.582 MB / 0.7448 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0001916/0.01858, allocations: 146.1 kB / 0.7926 GB, free: 4.43 MB / 0.7448 GB
Notification: Performance of preOpt resolveLoops (simulation): time 4.859e-05/0.01862, allocations: 33.61 kB / 0.7927 GB, free: 4.395 MB / 0.7448 GB
Notification: Performance of preOpt evalFunc (simulation): time 2.372e-05/0.01865, allocations: 0 / 0.7927 GB, free: 4.395 MB / 0.7448 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.909e-05/0.01868, allocations: 35.47 kB / 0.7927 GB, free: 4.352 MB / 0.7448 GB
Notification: Performance of pre-optimization done (n=10): time 1.913e-06/0.01868, allocations: 0 / 0.7927 GB, free: 4.352 MB / 0.7448 GB
Notification: Performance of matching and sorting (n=10): time 0.0002631/0.01894, allocations: 123.2 kB / 0.7928 GB, free: 4.227 MB / 0.7448 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 4.8e-05/0.01899, allocations: 59.53 kB / 0.7929 GB, free: 4.156 MB / 0.7448 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003232/0.01931, allocations: 477.3 kB / 0.7933 GB, free: 3.68 MB / 0.7448 GB
Notification: Performance of collectPreVariables (initialization): time 3.141e-05/0.01935, allocations: 33.7 kB / 0.7933 GB, free: 3.641 MB / 0.7448 GB
Notification: Performance of collectInitialEqns (initialization): time 8.771e-05/0.01943, allocations: 165.7 kB / 0.7935 GB, free: 3.477 MB / 0.7448 GB
Notification: Performance of collectInitialBindings (initialization): time 3.31e-05/0.01947, allocations: 36.34 kB / 0.7935 GB, free: 3.441 MB / 0.7448 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 7.031e-05/0.01954, allocations: 57.66 kB / 0.7936 GB, free: 3.379 MB / 0.7448 GB
Notification: Performance of setup shared object (initialization): time 0.000125/0.01966, allocations: 375.7 kB / 0.794 GB, free: 3.004 MB / 0.7448 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 6.116e-05/0.01972, allocations: 35.67 kB / 0.794 GB, free: 2.965 MB / 0.7448 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.000111/0.01983, allocations: 142.2 kB / 0.7941 GB, free: 2.785 MB / 0.7448 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0001429/0.01998, allocations: 134.3 kB / 0.7942 GB, free: 2.633 MB / 0.7448 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.168e-06/0.01998, allocations: 4 kB / 0.7943 GB, free: 2.629 MB / 0.7448 GB
Notification: Performance of matching and sorting (n=19) (initialization): time 0.0002025/0.02018, allocations: 156.8 kB / 0.7944 GB, free: 2.469 MB / 0.7448 GB
Notification: Performance of prepare postOptimizeDAE: time 1.856e-05/0.0202, allocations: 13.64 kB / 0.7944 GB, free: 2.457 MB / 0.7448 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.067e-06/0.02021, allocations: 4 kB / 0.7944 GB, free: 2.453 MB / 0.7448 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.364e-05/0.02022, allocations: 4 kB / 0.7944 GB, free: 2.449 MB / 0.7448 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002241/0.02045, allocations: 60.8 kB / 0.7945 GB, free: 2.391 MB / 0.7448 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.248e-06/0.02046, allocations: 11.92 kB / 0.7945 GB, free: 2.379 MB / 0.7448 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000113/0.02057, allocations: 24.89 kB / 0.7945 GB, free: 2.355 MB / 0.7448 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.43e-05/0.0206, allocations: 29.55 kB / 0.7945 GB, free: 2.328 MB / 0.7448 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0001098/0.02071, allocations: 117.8 kB / 0.7947 GB, free: 2.207 MB / 0.7448 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.000102/0.02082, allocations: 147.4 kB / 0.7948 GB, free: 2.023 MB / 0.7448 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0001192/0.02094, allocations: 120.7 kB / 0.7949 GB, free: 1.883 MB / 0.7448 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 9.62e-07/0.02094, allocations: 0 / 0.7949 GB, free: 1.883 MB / 0.7448 GB
Notification: Performance of matching and sorting (n=19) (initialization_lambda0): time 0.0001696/0.02111, allocations: 162.7 kB / 0.7951 GB, free: 1.719 MB / 0.7448 GB
Notification: Performance of prepare postOptimizeDAE: time 6.803e-06/0.02111, allocations: 4 kB / 0.7951 GB, free: 1.715 MB / 0.7448 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.375e-06/0.02112, allocations: 4.844 kB / 0.7951 GB, free: 1.711 MB / 0.7448 GB
Notification: Performance of postOpt tearingSystem (initialization): time 3.006e-06/0.02112, allocations: 4 kB / 0.7951 GB, free: 1.707 MB / 0.7448 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001445/0.02126, allocations: 61.59 kB / 0.7951 GB, free: 1.648 MB / 0.7448 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.416e-06/0.02127, allocations: 4 kB / 0.7951 GB, free: 1.645 MB / 0.7448 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001034/0.02137, allocations: 29.12 kB / 0.7952 GB, free: 1.617 MB / 0.7448 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.014e-05/0.02139, allocations: 16 kB / 0.7952 GB, free: 1.602 MB / 0.7448 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 8
 * 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 (18):
 * Single equations (assignments): 17
 * Array equations: 1
 * 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 9.258e-05/0.02148, allocations: 197.4 kB / 0.7954 GB, free: 1.402 MB / 0.7448 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 4.02e-05/0.02152, allocations: 27.97 kB / 0.7954 GB, free: 1.375 MB / 0.7448 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002704/0.02179, allocations: 186.2 kB / 0.7956 GB, free: 1.188 MB / 0.7448 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.455e-06/0.0218, allocations: 0.6875 kB / 0.7956 GB, free: 1.188 MB / 0.7448 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.096e-06/0.0218, allocations: 3.938 kB / 0.7956 GB, free: 1.184 MB / 0.7448 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.717e-06/0.0218, allocations: 0.9062 kB / 0.7956 GB, free: 1.184 MB / 0.7448 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001943/0.022, allocations: 185.7 kB / 0.7958 GB, free: 0.9844 MB / 0.7448 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.074e-06/0.022, allocations: 0.6562 kB / 0.7958 GB, free: 0.9844 MB / 0.7448 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001018/0.0221, allocations: 37.56 kB / 0.7958 GB, free: 0.9492 MB / 0.7448 GB
Notification: Performance of postOpt tearingSystem (simulation): time 1.914e-06/0.0221, allocations: 0 / 0.7958 GB, free: 0.9492 MB / 0.7448 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.184e-05/0.02211, allocations: 4 kB / 0.7958 GB, free: 0.9453 MB / 0.7448 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.467e-06/0.02212, allocations: 7.984 kB / 0.7958 GB, free: 0.9375 MB / 0.7448 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.42e-07/0.02212, allocations: 2.906 kB / 0.7958 GB, free: 0.9375 MB / 0.7448 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001821/0.0223, allocations: 246.1 kB / 0.796 GB, free: 0.6797 MB / 0.7448 GB
Notification: Performance of postOpt removeConstants (simulation): time 6.694e-05/0.02237, allocations: 63.55 kB / 0.7961 GB, free: 0.6172 MB / 0.7448 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.691e-05/0.02239, allocations: 0 / 0.7961 GB, free: 0.6172 MB / 0.7448 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 9.681e-05/0.02249, allocations: 16.7 kB / 0.7961 GB, free: 0.6016 MB / 0.7448 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 3.912e-05/0.02253, allocations: 7.984 kB / 0.7961 GB, free: 0.5938 MB / 0.7448 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.426e-05/0.02254, allocations: 9.656 kB / 0.7961 GB, free: 0.5859 MB / 0.7448 GB
Notification: Performance of sorting global known variables: time 0.0001679/0.02271, allocations: 220.6 kB / 0.7963 GB, free: 380 kB / 0.7448 GB
Notification: Performance of sort global known variables: time 7e-08/0.02271, allocations: 0 / 0.7963 GB, free: 380 kB / 0.7448 GB
Notification: Performance of remove unused functions: time 0.0004304/0.02314, allocations: 203.6 kB / 0.7965 GB, free: 176 kB / 0.7448 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * 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 simulation (11):
 * Single equations (assignments): 11
 * 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 0.0003605/0.0235, allocations: 224.8 kB / 0.7968 GB, free: 15.95 MB / 0.7605 GB
Notification: Performance of simCode: created initialization part: time 0.0002447/0.02375, allocations: 170.1 kB / 0.7969 GB, free: 15.78 MB / 0.7605 GB
Notification: Performance of simCode: created event and clocks part: time 4.629e-06/0.02375, allocations: 4.719 kB / 0.7969 GB, free: 15.77 MB / 0.7605 GB
Notification: Performance of simCode: created simulation system equations: time 4.884e-05/0.0238, allocations: 37.38 kB / 0.797 GB, free: 15.73 MB / 0.7605 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00056/0.02436, allocations: 313.9 kB / 0.7973 GB, free: 15.45 MB / 0.7605 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001063/0.02542, allocations: 0.7979 MB / 0.798 GB, free: 14.62 MB / 0.7605 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 9.927e-05/0.02552, allocations: 157.6 kB / 0.7982 GB, free: 14.45 MB / 0.7605 GB
Notification: Performance of simCode: alias equations: time 0.0003624/0.02589, allocations: 166.6 kB / 0.7983 GB, free: 14.3 MB / 0.7605 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004398/0.02633, allocations: 289 kB / 0.7986 GB, free: 14.02 MB / 0.7605 GB
Notification: Performance of SimCode: time 1.062e-06/0.02633, allocations: 0 / 0.7986 GB, free: 14.02 MB / 0.7605 GB
Notification: Performance of Templates: time 0.01607/0.0424, allocations: 14.78 MB / 0.8131 GB, free: 15.61 MB / 0.7761 GB
"
[Timeout remaining time 300]
make -j1 -f Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface.makefile [Timeout 300]
(rm -f Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface.pipe ; mkfifo Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface.pipe >> ../files/Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface.sim & ./Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface -abortSlowSimulation -alarm=240  -lv LOG_STATS > Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.FlowMachineInterface.pipe 2>&1) [Timeout 240]
[Calling sys.exit(0), Time elapsed: 5.101212012581527]