Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides.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 0.000813/0.000813, allocations: 80.48 kB / 19.93 MB, free: 4.621 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 0.0007982/0.0007982, allocations: 173.9 kB / 23.21 MB, free: 1.34 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 0.9035/0.9035, allocations: 177.1 MB / 203.5 MB, free: 5.75 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 1.746/1.746, allocations: 377.8 MB / 0.6228 GB, free: 8.68 MB / 0.5886 GB " [Timeout remaining time 178] Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.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.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|ove.oveFloSet|ove.VActSet_flow|ove.VMin_flow|ove.VCooMax_flow|ove.VSet_flow|ove.oveCooDamPos|ove.uCooDam|ove.yCooDam|ove.oveHeaDamPos|ove.uHeaDam|ove.yHeaDam",fileNamePrefix="Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides") translateModel(Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|ove.oveFloSet|ove.VActSet_flow|ove.VMin_flow|ove.VCooMax_flow|ove.VSet_flow|ove.oveCooDamPos|ove.uCooDam|ove.yCooDam|ove.oveHeaDamPos|ove.uHeaDam|ove.yHeaDam",fileNamePrefix="Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 2.845e-06/2.845e-06, allocations: 0 / 0.9822 GB, free: 2.07 MB / 0.9323 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.946e-05/3.23e-05, allocations: 2.281 kB / 0.9822 GB, free: 2.066 MB / 0.9323 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides): time 0.002439/0.002471, allocations: 1.588 MB / 0.9838 GB, free: 492 kB / 0.9323 GB Notification: Performance of NFInst.instExpressions: time 0.002027/0.004498, allocations: 1.19 MB / 0.9849 GB, free: 15.27 MB / 0.948 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001924/0.004691, allocations: 11.94 kB / 0.985 GB, free: 15.26 MB / 0.948 GB Notification: Performance of NFTyping.typeComponents: time 9.354e-05/0.004784, allocations: 47.34 kB / 0.985 GB, free: 15.21 MB / 0.948 GB Notification: Performance of NFTyping.typeBindings: time 0.0001785/0.004963, allocations: 59.34 kB / 0.9851 GB, free: 15.16 MB / 0.948 GB Notification: Performance of NFTyping.typeClassSections: time 0.00034/0.005303, allocations: 187.7 kB / 0.9852 GB, free: 14.97 MB / 0.948 GB Notification: Performance of NFFlatten.flatten: time 0.0003421/0.005645, allocations: 0.5124 MB / 0.9857 GB, free: 14.46 MB / 0.948 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003195/0.005964, allocations: 205.1 kB / 0.9859 GB, free: 14.25 MB / 0.948 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0002594/0.006224, allocations: 295.4 kB / 0.9862 GB, free: 13.96 MB / 0.948 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001709/0.006395, allocations: 183.4 kB / 0.9864 GB, free: 13.79 MB / 0.948 GB Notification: Performance of NFPackage.collectConstants: time 6.887e-05/0.006463, allocations: 56 kB / 0.9864 GB, free: 13.73 MB / 0.948 GB Notification: Performance of NFFlatten.collectFunctions: time 4.455e-05/0.006508, allocations: 60 kB / 0.9865 GB, free: 13.67 MB / 0.948 GB Notification: Performance of NFScalarize.scalarize: time 7.081e-05/0.006579, allocations: 123.6 kB / 0.9866 GB, free: 13.55 MB / 0.948 GB Notification: Performance of NFVerifyModel.verify: time 0.0001035/0.006682, allocations: 155.6 kB / 0.9868 GB, free: 13.4 MB / 0.948 GB Notification: Performance of NFConvertDAE.convert: time 0.0005443/0.007227, allocations: 0.7163 MB / 0.9875 GB, free: 12.68 MB / 0.948 GB Notification: Performance of FrontEnd - DAE generated: time 5.04e-06/0.007232, allocations: 4 kB / 0.9875 GB, free: 12.68 MB / 0.948 GB Notification: Performance of FrontEnd: time 1.503e-06/0.007233, allocations: 0 / 0.9875 GB, free: 12.68 MB / 0.948 GB Notification: Performance of Transformations before backend: time 6.883e-06/0.00724, allocations: 0 / 0.9875 GB, free: 12.68 MB / 0.948 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 117 * Number of variables: 117 Notification: Performance of Generate backend data structure: time 0.000935/0.008175, allocations: 0.7038 MB / 0.9882 GB, free: 11.94 MB / 0.948 GB Notification: Performance of prepare preOptimizeDAE: time 4.856e-05/0.008224, allocations: 8.031 kB / 0.9882 GB, free: 11.93 MB / 0.948 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 7.625e-05/0.0083, allocations: 60.56 kB / 0.9882 GB, free: 11.87 MB / 0.948 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006974/0.008997, allocations: 419.7 kB / 0.9886 GB, free: 11.44 MB / 0.948 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.805e-05/0.009035, allocations: 45.3 kB / 0.9887 GB, free: 11.39 MB / 0.948 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.314e-05/0.009078, allocations: 44.38 kB / 0.9887 GB, free: 11.35 MB / 0.948 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006527/0.009731, allocations: 0.5024 MB / 0.9892 GB, free: 10.84 MB / 0.948 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.373e-05/0.009745, allocations: 192 / 0.9892 GB, free: 10.84 MB / 0.948 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.49e-05/0.00978, allocations: 20.38 kB / 0.9892 GB, free: 10.82 MB / 0.948 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.373e-05/0.009794, allocations: 12.38 kB / 0.9892 GB, free: 10.8 MB / 0.948 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0006758/0.01047, allocations: 429.5 kB / 0.9896 GB, free: 10.38 MB / 0.948 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001089/0.01156, allocations: 1.026 MB / 0.9906 GB, free: 9.316 MB / 0.948 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00114/0.0127, allocations: 383.7 kB / 0.991 GB, free: 8.914 MB / 0.948 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003122/0.01301, allocations: 210.5 kB / 0.9912 GB, free: 8.699 MB / 0.948 GB Notification: Performance of preOpt evalFunc (simulation): time 3.304e-05/0.01304, allocations: 4 kB / 0.9912 GB, free: 8.695 MB / 0.948 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.716e-05/0.01307, allocations: 42.5 kB / 0.9912 GB, free: 8.645 MB / 0.948 GB Notification: Performance of pre-optimization done (n=41): time 1.432e-06/0.01307, allocations: 0 / 0.9912 GB, free: 8.645 MB / 0.948 GB Notification: Performance of matching and sorting (n=41): time 0.0009659/0.01404, allocations: 0.5771 MB / 0.9918 GB, free: 8.062 MB / 0.948 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.677e-05/0.01408, allocations: 110.8 kB / 0.9919 GB, free: 7.93 MB / 0.948 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001873/0.01427, allocations: 284 kB / 0.9922 GB, free: 7.641 MB / 0.948 GB Notification: Performance of collectPreVariables (initialization): time 2.272e-05/0.01429, allocations: 37.7 kB / 0.9922 GB, free: 7.598 MB / 0.948 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001014/0.0144, allocations: 220.7 kB / 0.9924 GB, free: 7.379 MB / 0.948 GB Notification: Performance of collectInitialBindings (initialization): time 6.614e-05/0.01446, allocations: 123 kB / 0.9926 GB, free: 7.258 MB / 0.948 GB Notification: Performance of simplifyInitialFunctions (initialization): time 8.769e-05/0.01455, allocations: 102.1 kB / 0.9926 GB, free: 7.152 MB / 0.948 GB Notification: Performance of setup shared object (initialization): time 9.439e-05/0.01464, allocations: 342.8 kB / 0.993 GB, free: 6.809 MB / 0.948 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000282/0.01493, allocations: 168.9 kB / 0.9931 GB, free: 6.641 MB / 0.948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002995/0.01523, allocations: 246.3 kB / 0.9934 GB, free: 6.371 MB / 0.948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005503/0.01578, allocations: 396.2 kB / 0.9938 GB, free: 5.953 MB / 0.948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.615e-06/0.01578, allocations: 4 kB / 0.9938 GB, free: 5.949 MB / 0.948 GB Notification: Performance of matching and sorting (n=49) (initialization): time 0.0006461/0.01642, allocations: 477 kB / 0.9942 GB, free: 5.477 MB / 0.948 GB Notification: Performance of prepare postOptimizeDAE: time 1.444e-05/0.01644, allocations: 4 kB / 0.9942 GB, free: 5.473 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.093e-06/0.01645, allocations: 4 kB / 0.9942 GB, free: 5.469 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.365e-05/0.01646, allocations: 4 kB / 0.9942 GB, free: 5.465 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002306/0.01669, allocations: 99.8 kB / 0.9943 GB, free: 5.367 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.985e-06/0.0167, allocations: 7.984 kB / 0.9943 GB, free: 5.359 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001417/0.01684, allocations: 59.83 kB / 0.9944 GB, free: 5.301 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.926e-05/0.01686, allocations: 16 kB / 0.9944 GB, free: 5.285 MB / 0.948 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 24 (reaToInt2.y,ove.or5.y,ove.or1.y,ove.forMinFlo1.y,ove.or3.y,ove.forMinFlo.y,ove.forCooMax.y,ove.forZerFlo.y,reaToInt1.y,ove.or2.y,ove.intEqu4.y,ove.intEqu3.y,reaToInt3.y,ove.or4.y,ove.intEqu2.y,ove.intEqu1.y,ove.conInt7.y,ove.conInt6.y,ove.conInt4.y,ove.conInt3.y,ove.conInt5.y,ove.conInt2.y,ove.conInt1.y,ove.conInt.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (49): * Single equations (assignments): 49 * 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 0.0001556/0.01701, allocations: 182.1 kB / 0.9946 GB, free: 5.098 MB / 0.948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.32e-05/0.01707, allocations: 35.77 kB / 0.9946 GB, free: 5.062 MB / 0.948 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.067e-05/0.01712, allocations: 38.14 kB / 0.9946 GB, free: 5.023 MB / 0.948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.338e-06/0.01712, allocations: 8 kB / 0.9946 GB, free: 5.016 MB / 0.948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.272e-06/0.01713, allocations: 4 kB / 0.9947 GB, free: 5.012 MB / 0.948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.308e-06/0.01713, allocations: 7.922 kB / 0.9947 GB, free: 5.004 MB / 0.948 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003117/0.01745, allocations: 325 kB / 0.995 GB, free: 4.656 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.603e-06/0.01745, allocations: 0 / 0.995 GB, free: 4.656 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001778/0.01762, allocations: 83.86 kB / 0.995 GB, free: 4.574 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.577e-06/0.01763, allocations: 4 kB / 0.9951 GB, free: 4.57 MB / 0.948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.118e-05/0.01765, allocations: 11.98 kB / 0.9951 GB, free: 4.559 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.623e-06/0.01765, allocations: 0 / 0.9951 GB, free: 4.559 MB / 0.948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.02e-07/0.01765, allocations: 4 kB / 0.9951 GB, free: 4.555 MB / 0.948 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006656/0.01832, allocations: 0.6765 MB / 0.9957 GB, free: 3.859 MB / 0.948 GB Notification: Performance of postOpt removeConstants (simulation): time 2.458e-05/0.01834, allocations: 39.64 kB / 0.9958 GB, free: 3.82 MB / 0.948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.514e-05/0.01837, allocations: 7.984 kB / 0.9958 GB, free: 3.812 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001637/0.01853, allocations: 35.95 kB / 0.9958 GB, free: 3.777 MB / 0.948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001092/0.01864, allocations: 67.91 kB / 0.9959 GB, free: 3.711 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.223e-05/0.01865, allocations: 8 kB / 0.9959 GB, free: 3.703 MB / 0.948 GB Notification: Performance of sorting global known variables: time 0.0001052/0.01876, allocations: 183.1 kB / 0.9961 GB, free: 3.527 MB / 0.948 GB Notification: Performance of sort global known variables: time 6e-08/0.01876, allocations: 0 / 0.9961 GB, free: 3.527 MB / 0.948 GB Notification: Performance of remove unused functions: time 0.0002663/0.01902, allocations: 91.73 kB / 0.9961 GB, free: 3.438 MB / 0.948 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 16 (ove.forZerFlo.y,ove.forCooMax.y,ove.forMinFlo.y,ove.or3.y,ove.forMinFlo1.y,ove.or1.y,ove.or5.y,reaToInt2.y,ove.intEqu3.y,ove.intEqu4.y,ove.or2.y,reaToInt1.y,ove.intEqu1.y,ove.intEqu2.y,ove.or4.y,reaToInt3.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (41): * Single equations (assignments): 41 * 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 0.0001012/0.01912, allocations: 119.1 kB / 0.9963 GB, free: 3.312 MB / 0.948 GB Notification: Performance of simCode: created initialization part: time 0.0006299/0.01975, allocations: 401.7 kB / 0.9966 GB, free: 2.922 MB / 0.948 GB Notification: Performance of simCode: created event and clocks part: time 1.593e-06/0.01976, allocations: 0 / 0.9966 GB, free: 2.922 MB / 0.948 GB Notification: Performance of simCode: created simulation system equations: time 0.000304/0.02006, allocations: 212.2 kB / 0.9968 GB, free: 2.715 MB / 0.948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003599/0.02042, allocations: 48.88 kB / 0.9969 GB, free: 2.668 MB / 0.948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0007827/0.0212, allocations: 0.707 MB / 0.9976 GB, free: 1.922 MB / 0.948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003709/0.02157, allocations: 215.9 kB / 0.9978 GB, free: 1.684 MB / 0.948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001059/0.02168, allocations: 44.48 kB / 0.9978 GB, free: 1.641 MB / 0.948 GB Notification: Performance of SimCode: time 6.31e-07/0.02168, allocations: 0 / 0.9978 GB, free: 1.641 MB / 0.948 GB Notification: Performance of Templates: time 0.004507/0.02619, allocations: 5.011 MB / 1.003 GB, free: 12.65 MB / 0.9636 GB " [Timeout remaining time 300] make -j1 -f Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides.pipe ; mkfifo Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides.pipe ; head -c 1048576 < Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides.pipe >> ../files/Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides.sim & ./Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Controls_OBC_ASHRAE_G36_TerminalUnits_DualDuctMixConInletSensor_Subsequences_Validation_Overrides.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.TerminalUnits.DualDuctMixConInletSensor.Subsequences.Validation.Overrides.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: 6.803225924260914]