Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20.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 0.001316/0.001316, allocations: 101.9 kB / 21.21 MB, free: 0.6562 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 0.001412/0.001412, allocations: 213.7 kB / 24.52 MB, free: 3.941 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 1.445/1.445, allocations: 230.6 MB / 258.3 MB, free: 7.781 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite master/package.mo): time 1.099/1.099, allocations: 120.6 MB / 435.3 MB, free: 0.6484 MB / 334.1 MB " [Timeout remaining time 179] Using package ScalableTestSuite with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 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(ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20,tolerance=1e-07,outputFormat="mat",numberOfIntervals=21600,variableFilter="Qh.1.|Qh.20.|Qh.2.|Qh.3.|Que.1.|Que.20.|Que.2.|Que.3.|Tu.1.|Tu.20.|Tu.2.|Tu.3.|der.Tu.1..|der.Tu.20..|der.Tu.2..|der.Tu.3..|der.x.1..|der.x.20..|der.x.2..|der.x.3..|time|time|u.1.|u.20.|u.2.|u.3.|x.1.|x.20.|x.2.|x.3.",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20") translateModel(ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20,tolerance=1e-07,outputFormat="mat",numberOfIntervals=21600,variableFilter="Qh.1.|Qh.20.|Qh.2.|Qh.3.|Que.1.|Que.20.|Que.2.|Que.3.|Tu.1.|Tu.20.|Tu.2.|Tu.3.|der.Tu.1..|der.Tu.20..|der.Tu.2..|der.Tu.3..|der.x.1..|der.x.20..|der.x.2..|der.x.3..|time|time|u.1.|u.20.|u.2.|u.3.|x.1.|x.20.|x.2.|x.3.",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20") [Timeout 300] "Notification: ScalableTestSuite 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 0.002747/0.002747, allocations: 71.89 kB / 0.6095 GB, free: 8.785 MB / 446.3 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2028/0.2055, allocations: 85.86 MB / 0.6934 GB, free: 2.707 MB / 0.5139 GB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20): time 0.002681/0.2082, allocations: 1.372 MB / 0.6947 GB, free: 1.324 MB / 0.5139 GB Notification: Performance of NFInst.instExpressions: time 0.0009844/0.2092, allocations: 0.5107 MB / 0.6952 GB, free: 0.8125 MB / 0.5139 GB Notification: Performance of NFInst.updateImplicitVariability: time 5.362e-05/0.2092, allocations: 3.938 kB / 0.6952 GB, free: 0.8086 MB / 0.5139 GB Notification: Performance of NFTyping.typeComponents: time 9.468e-05/0.2093, allocations: 7.922 kB / 0.6952 GB, free: 0.8008 MB / 0.5139 GB Notification: Performance of NFTyping.typeBindings: time 0.0003472/0.2097, allocations: 67.72 kB / 0.6953 GB, free: 0.7344 MB / 0.5139 GB Notification: Performance of NFTyping.typeClassSections: time 0.0001183/0.2098, allocations: 47.88 kB / 0.6953 GB, free: 0.6875 MB / 0.5139 GB Notification: Performance of NFFlatten.flatten: time 0.0005557/0.2103, allocations: 0.5343 MB / 0.6958 GB, free: 156 kB / 0.5139 GB Notification: Performance of NFFlatten.resolveConnections: time 5.523e-05/0.2104, allocations: 12.17 kB / 0.6959 GB, free: 144 kB / 0.5139 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0003506/0.2108, allocations: 211.6 kB / 0.6961 GB, free: 15.93 MB / 0.5295 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004739/0.2112, allocations: 283.5 kB / 0.6963 GB, free: 15.66 MB / 0.5295 GB Notification: Performance of NFPackage.collectConstants: time 8.909e-05/0.2113, allocations: 28 kB / 0.6964 GB, free: 15.63 MB / 0.5295 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001758/0.2115, allocations: 55.98 kB / 0.6964 GB, free: 15.57 MB / 0.5295 GB Notification: Performance of NFScalarize.scalarize: time 0.0003147/0.2118, allocations: 239.4 kB / 0.6966 GB, free: 15.34 MB / 0.5295 GB Notification: Performance of NFVerifyModel.verify: time 0.0002704/0.2121, allocations: 211.2 kB / 0.6968 GB, free: 15.13 MB / 0.5295 GB Notification: Performance of NFConvertDAE.convert: time 0.0005169/0.2126, allocations: 450.2 kB / 0.6973 GB, free: 14.69 MB / 0.5295 GB Notification: Performance of FrontEnd - DAE generated: time 4.94e-06/0.2126, allocations: 0 / 0.6973 GB, free: 14.69 MB / 0.5295 GB Notification: Performance of FrontEnd: time 1.954e-06/0.2126, allocations: 0 / 0.6973 GB, free: 14.69 MB / 0.5295 GB Notification: Performance of Transformations before backend: time 1.524e-05/0.2126, allocations: 0 / 0.6973 GB, free: 14.69 MB / 0.5295 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 103 * Number of variables: 103 Notification: Performance of Generate backend data structure: time 0.001801/0.2144, allocations: 0.7589 MB / 0.698 GB, free: 13.9 MB / 0.5295 GB Notification: Performance of prepare preOptimizeDAE: time 3.844e-05/0.2145, allocations: 8.031 kB / 0.698 GB, free: 13.89 MB / 0.5295 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001155/0.2146, allocations: 48.7 kB / 0.6981 GB, free: 13.85 MB / 0.5295 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004284/0.215, allocations: 273.3 kB / 0.6983 GB, free: 13.55 MB / 0.5295 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.193e-05/0.215, allocations: 29 kB / 0.6984 GB, free: 13.53 MB / 0.5295 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001237/0.2152, allocations: 63.89 kB / 0.6984 GB, free: 13.46 MB / 0.5295 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0009945/0.2162, allocations: 0.584 MB / 0.699 GB, free: 12.88 MB / 0.5295 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.372e-05/0.2162, allocations: 0 / 0.699 GB, free: 12.88 MB / 0.5295 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.583e-05/0.2162, allocations: 20 kB / 0.699 GB, free: 12.86 MB / 0.5295 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.337e-05/0.2162, allocations: 16 kB / 0.699 GB, free: 12.84 MB / 0.5295 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0009468/0.2172, allocations: 0.5854 MB / 0.6996 GB, free: 12.25 MB / 0.5295 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0007795/0.218, allocations: 492.3 kB / 0.7001 GB, free: 11.75 MB / 0.5295 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00337/0.2213, allocations: 1.327 MB / 0.7014 GB, free: 10.4 MB / 0.5295 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006813/0.222, allocations: 427.6 kB / 0.7018 GB, free: 9.984 MB / 0.5295 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001704/0.2222, allocations: 24.98 kB / 0.7018 GB, free: 9.961 MB / 0.5295 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.156e-05/0.2222, allocations: 47.56 kB / 0.7018 GB, free: 9.906 MB / 0.5295 GB Notification: Performance of pre-optimization done (n=103): time 2.385e-06/0.2222, allocations: 0 / 0.7018 GB, free: 9.906 MB / 0.5295 GB Notification: Performance of matching and sorting (n=103): time 0.002294/0.2245, allocations: 1.346 MB / 0.7031 GB, free: 8.559 MB / 0.5295 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.829e-05/0.2246, allocations: 60.41 kB / 0.7032 GB, free: 8.488 MB / 0.5295 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001954/0.2248, allocations: 187.3 kB / 0.7034 GB, free: 8.297 MB / 0.5295 GB Notification: Performance of collectPreVariables (initialization): time 6.309e-05/0.2248, allocations: 41.7 kB / 0.7034 GB, free: 8.25 MB / 0.5295 GB Notification: Performance of collectInitialEqns (initialization): time 8.197e-05/0.2249, allocations: 102.1 kB / 0.7035 GB, free: 8.145 MB / 0.5295 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003968/0.2253, allocations: 428.4 kB / 0.7039 GB, free: 7.723 MB / 0.5295 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003009/0.2256, allocations: 199 kB / 0.7041 GB, free: 7.52 MB / 0.5295 GB Notification: Performance of setup shared object (initialization): time 0.0002124/0.2258, allocations: 366.8 kB / 0.7045 GB, free: 7.152 MB / 0.5295 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007408/0.2266, allocations: 474.3 kB / 0.7049 GB, free: 6.691 MB / 0.5295 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000743/0.2273, allocations: 491.5 kB / 0.7054 GB, free: 6.207 MB / 0.5295 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001606/0.2289, allocations: 1.044 MB / 0.7064 GB, free: 5.16 MB / 0.5295 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.577e-06/0.2289, allocations: 3.938 kB / 0.7064 GB, free: 5.156 MB / 0.5295 GB Notification: Performance of matching and sorting (n=144) (initialization): time 0.001981/0.2309, allocations: 1.238 MB / 0.7076 GB, free: 3.91 MB / 0.5295 GB Notification: Performance of prepare postOptimizeDAE: time 2.127e-05/0.2309, allocations: 4 kB / 0.7076 GB, free: 3.906 MB / 0.5295 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.965e-06/0.2309, allocations: 0 / 0.7076 GB, free: 3.906 MB / 0.5295 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.302e-05/0.231, allocations: 4 kB / 0.7076 GB, free: 3.902 MB / 0.5295 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001075/0.232, allocations: 275.7 kB / 0.7079 GB, free: 3.633 MB / 0.5295 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.383e-05/0.232, allocations: 7.938 kB / 0.7079 GB, free: 3.625 MB / 0.5295 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000363/0.2324, allocations: 79.36 kB / 0.708 GB, free: 3.547 MB / 0.5295 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.024e-05/0.2325, allocations: 51.92 kB / 0.708 GB, free: 3.496 MB / 0.5295 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 (144): * Single equations (assignments): 144 * 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 0.0002735/0.2328, allocations: 209.5 kB / 0.7082 GB, free: 3.281 MB / 0.5295 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.362e-05/0.2329, allocations: 43.72 kB / 0.7083 GB, free: 3.238 MB / 0.5295 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002389/0.2353, allocations: 1.388 MB / 0.7096 GB, free: 1.848 MB / 0.5295 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.551e-05/0.2353, allocations: 19.94 kB / 0.7096 GB, free: 1.828 MB / 0.5295 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.392e-06/0.2353, allocations: 0 / 0.7096 GB, free: 1.828 MB / 0.5295 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.159e-05/0.2353, allocations: 7.922 kB / 0.7096 GB, free: 1.82 MB / 0.5295 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008662/0.2362, allocations: 0.5941 MB / 0.7102 GB, free: 1.195 MB / 0.5295 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.607e-06/0.2362, allocations: 0 / 0.7102 GB, free: 1.195 MB / 0.5295 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001441/0.2376, allocations: 303.7 kB / 0.7105 GB, free: 0.8984 MB / 0.5295 GB Notification: Performance of postOpt tearingSystem (simulation): time 8.346e-06/0.2376, allocations: 4 kB / 0.7105 GB, free: 0.8945 MB / 0.5295 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.52e-05/0.2377, allocations: 51.95 kB / 0.7106 GB, free: 0.8438 MB / 0.5295 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.903e-06/0.2377, allocations: 4 kB / 0.7106 GB, free: 0.8398 MB / 0.5295 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.453e-06/0.2377, allocations: 0 / 0.7106 GB, free: 0.8398 MB / 0.5295 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002751/0.2405, allocations: 1.863 MB / 0.7124 GB, free: 14.95 MB / 0.5452 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003385/0.2408, allocations: 175.1 kB / 0.7126 GB, free: 14.78 MB / 0.5452 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001266/0.2409, allocations: 43.97 kB / 0.7126 GB, free: 14.74 MB / 0.5452 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003183/0.2412, allocations: 23.98 kB / 0.7126 GB, free: 14.71 MB / 0.5452 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000159/0.2414, allocations: 93.14 kB / 0.7127 GB, free: 14.62 MB / 0.5452 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.107e-05/0.2415, allocations: 43.98 kB / 0.7128 GB, free: 14.58 MB / 0.5452 GB Notification: Performance of sorting global known variables: time 0.0001175/0.2416, allocations: 128.3 kB / 0.7129 GB, free: 14.45 MB / 0.5452 GB Notification: Performance of sort global known variables: time 8e-08/0.2416, allocations: 0 / 0.7129 GB, free: 14.45 MB / 0.5452 GB Notification: Performance of remove unused functions: time 0.0005373/0.2421, allocations: 239.9 kB / 0.7131 GB, free: 14.22 MB / 0.5452 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 41 (Td,Tu[1],Tu[2],Tu[3],Tu[4],Tu[5],Tu[6],Tu[7],Tu[8],Tu[9],Tu[10],Tu[11],Tu[12],Tu[13],Tu[14],Tu[15],Tu[16],Tu[17],Tu[18],Tu[19],Tu[20],x[1],x[2],x[3],x[4],x[5],x[6],x[7],x[8],x[9],x[10],x[11],x[12],x[13],x[14],x[15],x[16],x[17],x[18],x[19],x[20]) * 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 (144): * Single equations (assignments): 144 * 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 0.0002914/0.2424, allocations: 151.8 kB / 0.7133 GB, free: 14.06 MB / 0.5452 GB Notification: Performance of simCode: created initialization part: time 0.001792/0.2442, allocations: 1.092 MB / 0.7143 GB, free: 12.97 MB / 0.5452 GB Notification: Performance of simCode: created event and clocks part: time 3.326e-06/0.2442, allocations: 0 / 0.7143 GB, free: 12.97 MB / 0.5452 GB Notification: Performance of simCode: created simulation system equations: time 0.000919/0.2451, allocations: 0.6046 MB / 0.7149 GB, free: 12.37 MB / 0.5452 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000471/0.2456, allocations: 108.5 kB / 0.715 GB, free: 12.26 MB / 0.5452 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004317/0.2499, allocations: 2.842 MB / 0.7178 GB, free: 9.383 MB / 0.5452 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003437/0.2503, allocations: 330.8 kB / 0.7181 GB, free: 9.039 MB / 0.5452 GB Notification: Performance of simCode: alias equations: time 0.000785/0.2511, allocations: 364.8 kB / 0.7185 GB, free: 8.68 MB / 0.5452 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003263/0.2514, allocations: 91.41 kB / 0.7185 GB, free: 8.59 MB / 0.5452 GB Notification: Performance of SimCode: time 3.21e-07/0.2514, allocations: 4 kB / 0.7185 GB, free: 8.586 MB / 0.5452 GB Notification: Performance of Templates: time 0.01862/0.27, allocations: 10.64 MB / 0.7289 GB, free: 14.07 MB / 0.5608 GB " [Timeout remaining time 300] make -j1 -f ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20.makefile [Timeout 300] (rm -f ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20.pipe ; mkfifo ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20.pipe ; head -c 1048576 < ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20.pipe >> ../files/ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20.sim & ./ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20 -s=ida -abortSlowSimulation -alarm=300 -emit_protected -lv LOG_STATS > ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20.pipe 2>&1) [Timeout 300] diffSimulationResults("ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ScalableTestSuite/ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ScalableTestSuite_noopt_ScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_20.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: 16.63793376099784]