Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.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 0.001427/0.001427, allocations: 79.73 kB / 19.76 MB, free: 1.871 MB / 14.72 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 0.001544/0.001544, allocations: 156 kB / 23.01 MB, free: 4.602 MB / 14.72 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 1.529/1.529, allocations: 177.2 MB / 203.4 MB, free: 8.953 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.869/2.869, allocations: 359.1 MB / 0.6044 GB, free: 14.88 MB / 0.5762 GB " [Timeout remaining time 176] Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.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.DXSystems.Cooling.BaseClasses.Examples.UACp,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|uacp.UAcp|uacp.bypass_nominal",fileNamePrefix="Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp") translateModel(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|uacp.UAcp|uacp.bypass_nominal",fileNamePrefix="Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp") [Timeout 300] "Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002355/0.002355, allocations: 63.91 kB / 0.9515 GB, free: 12.78 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3972/0.3995, allocations: 169.9 MB / 1.117 GB, free: 2.539 MB / 1.061 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp): time 0.00408/0.4036, allocations: 1.671 MB / 1.119 GB, free: 0.8594 MB / 1.061 GB Notification: Performance of NFInst.instExpressions: time 1.081/1.484, allocations: 130.4 MB / 1.246 GB, free: 7.074 MB / 1.107 GB Notification: Performance of NFInst.updateImplicitVariability: time 8.827e-05/1.484, allocations: 1.125 kB / 1.246 GB, free: 7.074 MB / 1.107 GB Notification: Performance of NFTyping.typeComponents: time 0.0002639/1.485, allocations: 45.83 kB / 1.246 GB, free: 7.051 MB / 1.107 GB Notification: Performance of NFTyping.typeBindings: time 0.001527/1.486, allocations: 436.6 kB / 1.247 GB, free: 6.836 MB / 1.107 GB Notification: Performance of NFTyping.typeClassSections: time 0.0001678/1.486, allocations: 64.45 kB / 1.247 GB, free: 6.805 MB / 1.107 GB Notification: Performance of NFFlatten.flatten: time 0.000262/1.487, allocations: 150.2 kB / 1.247 GB, free: 6.73 MB / 1.107 GB Notification: Performance of NFFlatten.resolveConnections: time 7.041e-05/1.487, allocations: 5.594 kB / 1.247 GB, free: 6.723 MB / 1.107 GB Notification: Performance of NFEvalConstants.evaluate: time 9.015e-05/1.487, allocations: 61.44 kB / 1.247 GB, free: 6.695 MB / 1.107 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001902/1.487, allocations: 62.64 kB / 1.247 GB, free: 6.672 MB / 1.107 GB Notification: Performance of NFPackage.collectConstants: time 2.416e-05/1.487, allocations: 9.344 kB / 1.247 GB, free: 6.672 MB / 1.107 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001099/1.488, allocations: 462.5 kB / 1.248 GB, free: 6.52 MB / 1.107 GB Notification: Performance of NFScalarize.scalarize: time 4.688e-05/1.488, allocations: 23.33 kB / 1.248 GB, free: 6.504 MB / 1.107 GB Notification: Performance of NFVerifyModel.verify: time 9.235e-05/1.488, allocations: 39.58 kB / 1.248 GB, free: 6.488 MB / 1.107 GB Notification: Performance of NFConvertDAE.convert: time 0.0008321/1.489, allocations: 383.7 kB / 1.248 GB, free: 6.375 MB / 1.107 GB Notification: Performance of FrontEnd - DAE generated: time 7.614e-06/1.489, allocations: 1.031 kB / 1.248 GB, free: 6.375 MB / 1.107 GB Notification: Performance of FrontEnd: time 2.655e-06/1.489, allocations: 0 / 1.248 GB, free: 6.375 MB / 1.107 GB Notification: Performance of Transformations before backend: time 8.145e-06/1.489, allocations: 0 / 1.248 GB, free: 6.375 MB / 1.107 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 0 * Number of variables: 0 Notification: Performance of Generate backend data structure: time 0.001079/1.49, allocations: 414.9 kB / 1.248 GB, free: 6.02 MB / 1.107 GB Notification: Performance of prepare preOptimizeDAE: time 5.86e-05/1.49, allocations: 11.33 kB / 1.248 GB, free: 6.02 MB / 1.107 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001597/1.492, allocations: 191.7 kB / 1.249 GB, free: 5.93 MB / 1.107 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004271/1.492, allocations: 252.7 kB / 1.249 GB, free: 5.695 MB / 1.107 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.951e-05/1.492, allocations: 156.6 kB / 1.249 GB, free: 5.543 MB / 1.107 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.734e-05/1.492, allocations: 157.5 kB / 1.249 GB, free: 5.391 MB / 1.107 GB Notification: Performance of preOpt clockPartitioning (simulation): time 9.542e-05/1.492, allocations: 102.1 kB / 1.249 GB, free: 5.285 MB / 1.107 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.94e-05/1.493, allocations: 79.22 kB / 1.249 GB, free: 5.207 MB / 1.107 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.82e-05/1.493, allocations: 156.5 kB / 1.25 GB, free: 5.055 MB / 1.107 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.826e-05/1.493, allocations: 151.7 kB / 1.25 GB, free: 4.906 MB / 1.107 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 9.093e-05/1.493, allocations: 152.6 kB / 1.25 GB, free: 4.758 MB / 1.107 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004503/1.493, allocations: 455.8 kB / 1.25 GB, free: 4.32 MB / 1.107 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001221/1.493, allocations: 166.5 kB / 1.25 GB, free: 4.148 MB / 1.107 GB Notification: Performance of preOpt resolveLoops (simulation): time 5.632e-05/1.493, allocations: 92.67 kB / 1.25 GB, free: 4.055 MB / 1.107 GB Notification: Performance of preOpt evalFunc (simulation): time 4.154e-05/1.493, allocations: 76.75 kB / 1.251 GB, free: 3.98 MB / 1.107 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.107e-05/1.493, allocations: 107.6 kB / 1.251 GB, free: 3.867 MB / 1.107 GB Notification: Performance of pre-optimization done (n=0): time 1.342e-06/1.493, allocations: 0 / 1.251 GB, free: 3.867 MB / 1.107 GB Notification: Performance of matching and sorting (n=0): time 0.0003451/1.494, allocations: 59.2 kB / 1.251 GB, free: 3.828 MB / 1.107 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.763e-05/1.494, allocations: 128.6 kB / 1.251 GB, free: 3.691 MB / 1.107 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003805/1.494, allocations: 220.5 kB / 1.251 GB, free: 3.551 MB / 1.107 GB Notification: Performance of collectPreVariables (initialization): time 2.433e-05/1.494, allocations: 30.5 kB / 1.251 GB, free: 3.516 MB / 1.107 GB Notification: Performance of collectInitialEqns (initialization): time 8.824e-05/1.494, allocations: 103.7 kB / 1.251 GB, free: 3.418 MB / 1.107 GB Notification: Performance of collectInitialBindings (initialization): time 2.585e-06/1.494, allocations: 1.125 kB / 1.251 GB, free: 3.418 MB / 1.107 GB Notification: Performance of simplifyInitialFunctions (initialization): time 5.264e-05/1.494, allocations: 22.14 kB / 1.251 GB, free: 3.398 MB / 1.107 GB Notification: Performance of setup shared object (initialization): time 0.0001801/1.495, allocations: 324.6 kB / 1.252 GB, free: 3.078 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization): time 5.694e-05/1.495, allocations: 23.94 kB / 1.252 GB, free: 3.062 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization): time 4.759e-05/1.495, allocations: 23.38 kB / 1.252 GB, free: 3.051 MB / 1.107 GB Notification: Performance of analyzeInitialSystem (initialization): time 7.901e-05/1.495, allocations: 25.42 kB / 1.252 GB, free: 3.035 MB / 1.107 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.598e-06/1.495, allocations: 1.938 kB / 1.252 GB, free: 3.035 MB / 1.107 GB Notification: Performance of matching and sorting (n=6) (initialization): time 0.0006721/1.496, allocations: 139.2 kB / 1.252 GB, free: 2.961 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 2.283e-05/1.496, allocations: 12.47 kB / 1.252 GB, free: 2.957 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.659e-06/1.496, allocations: 0 / 1.252 GB, free: 2.957 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0008779/1.496, allocations: 148.3 kB / 1.252 GB, free: 2.93 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 8.876e-05/1.496, allocations: 8.453 kB / 1.252 GB, free: 2.926 MB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002512/1.499, allocations: 1.469 MB / 1.253 GB, free: 1.582 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001611/1.499, allocations: 2.531 kB / 1.253 GB, free: 1.582 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.079e-05/1.499, allocations: 6.219 kB / 1.253 GB, free: 1.578 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0001016/1.499, allocations: 100.5 kB / 1.253 GB, free: 1.488 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 4.272e-05/1.499, allocations: 19.17 kB / 1.253 GB, free: 1.48 MB / 1.107 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 6.281e-05/1.499, allocations: 27.39 kB / 1.253 GB, free: 1.461 MB / 1.107 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.12e-07/1.499, allocations: 0 / 1.253 GB, free: 1.461 MB / 1.107 GB Notification: Performance of matching and sorting (n=6) (initialization_lambda0): time 0.000263/1.5, allocations: 108.8 kB / 1.254 GB, free: 1.391 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 1.151e-05/1.5, allocations: 10.59 kB / 1.254 GB, free: 1.387 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.162e-06/1.5, allocations: 0 / 1.254 GB, free: 1.387 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004165/1.5, allocations: 110 kB / 1.254 GB, free: 1.363 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 4.582e-05/1.5, allocations: 9.875 kB / 1.254 GB, free: 1.359 MB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001414/1.502, allocations: 1.317 MB / 1.255 GB, free: 92 kB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001477/1.502, allocations: 15.2 kB / 1.255 GB, free: 80 kB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.162e-06/1.502, allocations: 0 / 1.255 GB, free: 80 kB / 1.107 GB Notification: Model statistics after passing the back-end for initialization: * 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 initialization (4): * Single equations (assignments): 3 * 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 0.0002048/1.502, allocations: 262.2 kB / 1.255 GB, free: 15.82 MB / 1.123 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001224/1.502, allocations: 111.2 kB / 1.255 GB, free: 15.71 MB / 1.123 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 7.478e-05/1.502, allocations: 119.8 kB / 1.255 GB, free: 15.59 MB / 1.123 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.247e-05/1.502, allocations: 182.5 kB / 1.256 GB, free: 15.41 MB / 1.123 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.195e-05/1.502, allocations: 177 kB / 1.256 GB, free: 15.23 MB / 1.123 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.887e-05/1.502, allocations: 186.7 kB / 1.256 GB, free: 15.04 MB / 1.123 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003206/1.503, allocations: 385 kB / 1.256 GB, free: 14.66 MB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.966e-05/1.503, allocations: 109.7 kB / 1.256 GB, free: 14.54 MB / 1.123 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 5.549e-05/1.503, allocations: 105.5 kB / 1.257 GB, free: 14.43 MB / 1.123 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001036/1.503, allocations: 178.3 kB / 1.257 GB, free: 14.25 MB / 1.123 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001103/1.503, allocations: 182.3 kB / 1.257 GB, free: 14.07 MB / 1.123 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 9.852e-05/1.503, allocations: 178.8 kB / 1.257 GB, free: 13.89 MB / 1.123 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.0001004/1.503, allocations: 186.2 kB / 1.257 GB, free: 13.7 MB / 1.123 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002162/1.503, allocations: 310 kB / 1.258 GB, free: 13.39 MB / 1.123 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001349/1.504, allocations: 130.8 kB / 1.258 GB, free: 13.26 MB / 1.123 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001269/1.504, allocations: 178.9 kB / 1.258 GB, free: 13.08 MB / 1.123 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002062/1.504, allocations: 113.2 kB / 1.258 GB, free: 12.97 MB / 1.123 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001109/1.504, allocations: 186.3 kB / 1.258 GB, free: 12.78 MB / 1.123 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.249e-05/1.504, allocations: 102.9 kB / 1.258 GB, free: 12.68 MB / 1.123 GB Notification: Performance of sorting global known variables: time 0.0002689/1.504, allocations: 165.3 kB / 1.258 GB, free: 12.57 MB / 1.123 GB Notification: Performance of sort global known variables: time 1.4e-07/1.504, allocations: 0 / 1.258 GB, free: 12.57 MB / 1.123 GB Notification: Performance of remove unused functions: time 0.0005255/1.505, allocations: 72.64 kB / 1.258 GB, free: 12.56 MB / 1.123 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 (0): * Single equations (assignments): 0 * 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 0.000328/1.505, allocations: 209.7 kB / 1.259 GB, free: 12.38 MB / 1.123 GB Notification: Performance of simCode: created initialization part: time 0.0006734/1.506, allocations: 298.9 kB / 1.259 GB, free: 12.14 MB / 1.123 GB Notification: Performance of simCode: created event and clocks part: time 2.534e-06/1.506, allocations: 0 / 1.259 GB, free: 12.14 MB / 1.123 GB Notification: Performance of simCode: created simulation system equations: time 2.465e-06/1.506, allocations: 1.375 kB / 1.259 GB, free: 12.14 MB / 1.123 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005959/1.506, allocations: 492.6 kB / 1.259 GB, free: 11.68 MB / 1.123 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0005345/1.507, allocations: 305.1 kB / 1.26 GB, free: 11.43 MB / 1.123 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001257/1.507, allocations: 91.2 kB / 1.26 GB, free: 11.34 MB / 1.123 GB Notification: Performance of simCode: alias equations: time 7.934e-05/1.507, allocations: 12.44 kB / 1.26 GB, free: 11.34 MB / 1.123 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 4.36e-05/1.507, allocations: 13.7 kB / 1.26 GB, free: 11.33 MB / 1.123 GB Notification: Performance of SimCode: time 3.41e-07/1.507, allocations: 4 kB / 1.26 GB, free: 11.33 MB / 1.123 GB Notification: Performance of Templates: time 0.009907/1.517, allocations: 3.249 MB / 1.263 GB, free: 10.98 MB / 1.123 GB " [Timeout remaining time 298] make -j1 -f Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.makefile [Timeout 300] (rm -f Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe ; mkfifo Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe >> ../files/Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.sim & ./Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp -abortSlowSimulation -alarm=400 -s ida -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_UACp.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.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: 9.967102530994453]