Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001433/0.001433, allocations: 113.9 kB / 17.61 MB, free: 4.684 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001363/0.001363, allocations: 185.9 kB / 20.78 MB, free: 1.52 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.48/1.48, allocations: 225.6 MB / 249.4 MB, free: 3.148 MB / 190.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0-master/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0-master/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0-master/package.mo): time 0.958/0.958, allocations: 145.2 MB / 449.7 MB, free: 13.17 MB / 350.1 MB " [Timeout remaining time 179] Using package BuildSysPro with version 3.6.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure") translateModel(BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.001933/0.001933, allocations: 64.66 kB / 0.6232 GB, free: 35.05 MB / 0.4981 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1927/0.1946, allocations: 86.64 MB / 0.7078 GB, free: 1.836 MB / 0.5137 GB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure): time 0.763/0.9576, allocations: 170.3 MB / 0.8741 GB, free: 3.738 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.009474/0.9671, allocations: 7.421 MB / 0.8813 GB, free: 3.652 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0007878/0.9679, allocations: 14.75 kB / 0.8813 GB, free: 3.652 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.0008077/0.9687, allocations: 218.5 kB / 0.8815 GB, free: 3.648 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.00185/0.9706, allocations: 0.5987 MB / 0.8821 GB, free: 3.621 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.001671/0.9722, allocations: 437.3 kB / 0.8825 GB, free: 3.609 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.001384/0.9736, allocations: 0.7077 MB / 0.8832 GB, free: 3.609 MB / 0.67 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0004704/0.9741, allocations: 209.7 kB / 0.8834 GB, free: 3.609 MB / 0.67 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0009918/0.9751, allocations: 391.8 kB / 0.8838 GB, free: 3.605 MB / 0.67 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004366/0.9755, allocations: 230.9 kB / 0.884 GB, free: 3.605 MB / 0.67 GB Notification: Performance of NFPackage.collectConstants: time 6.711e-05/0.9756, allocations: 18.84 kB / 0.884 GB, free: 3.605 MB / 0.67 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001813/0.9774, allocations: 0.7318 MB / 0.8848 GB, free: 3.598 MB / 0.67 GB Notification: Performance of NFScalarize.scalarize: time 0.0001954/0.9776, allocations: 105.8 kB / 0.8849 GB, free: 3.598 MB / 0.67 GB Notification: Performance of NFVerifyModel.verify: time 0.0002458/0.9778, allocations: 165.6 kB / 0.885 GB, free: 3.594 MB / 0.67 GB Notification: Performance of NFConvertDAE.convert: time 0.001242/0.9791, allocations: 0.5927 MB / 0.8856 GB, free: 3.559 MB / 0.67 GB Notification: Performance of FrontEnd - DAE generated: time 7.374e-06/0.9791, allocations: 4.609 kB / 0.8856 GB, free: 3.559 MB / 0.67 GB Notification: Performance of FrontEnd: time 2.274e-06/0.9791, allocations: 0 / 0.8856 GB, free: 3.559 MB / 0.67 GB Notification: Performance of Transformations before backend: time 9.758e-06/0.9791, allocations: 0.7188 kB / 0.8856 GB, free: 3.559 MB / 0.67 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 52 * Number of variables: 52 Notification: Performance of Generate backend data structure: time 0.001064/0.9802, allocations: 0.6517 MB / 0.8862 GB, free: 3.059 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 5.542e-05/0.9802, allocations: 9.656 kB / 0.8862 GB, free: 3.059 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0004974/0.9807, allocations: 67.56 kB / 0.8863 GB, free: 3.039 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008914/0.9816, allocations: 328.8 kB / 0.8866 GB, free: 18.8 MB / 0.6856 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.002e-05/0.9816, allocations: 20.34 kB / 0.8866 GB, free: 18.8 MB / 0.6856 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.354e-05/0.9817, allocations: 24.59 kB / 0.8867 GB, free: 18.8 MB / 0.6856 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005774/0.9823, allocations: 303.1 kB / 0.887 GB, free: 18.68 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.484e-05/0.9823, allocations: 2.219 kB / 0.887 GB, free: 18.68 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.776e-05/0.9823, allocations: 10.31 kB / 0.887 GB, free: 18.68 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.489e-05/0.9823, allocations: 6 kB / 0.887 GB, free: 18.68 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004392/0.9828, allocations: 177.7 kB / 0.8871 GB, free: 18.67 MB / 0.6856 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002322/0.9851, allocations: 1.696 MB / 0.8888 GB, free: 17.38 MB / 0.6856 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003184/0.9854, allocations: 82.75 kB / 0.8889 GB, free: 17.36 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002016/0.9856, allocations: 75 kB / 0.8889 GB, free: 17.35 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003672/0.986, allocations: 188.1 kB / 0.8891 GB, free: 17.16 MB / 0.6856 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.202e-05/0.986, allocations: 32.66 kB / 0.8892 GB, free: 17.12 MB / 0.6856 GB Notification: Performance of pre-optimization done (n=11): time 1.794e-06/0.986, allocations: 1.594 kB / 0.8892 GB, free: 17.12 MB / 0.6856 GB Notification: Performance of matching and sorting (n=11): time 0.0008634/0.9869, allocations: 229.2 kB / 0.8894 GB, free: 17.08 MB / 0.6856 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.48e-05/0.9869, allocations: 52.28 kB / 0.8894 GB, free: 17.02 MB / 0.6856 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000408/0.9873, allocations: 322.7 kB / 0.8897 GB, free: 16.9 MB / 0.6856 GB Notification: Performance of collectPreVariables (initialization): time 3.233e-05/0.9873, allocations: 31.89 kB / 0.8898 GB, free: 16.87 MB / 0.6856 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001986/0.9875, allocations: 196.4 kB / 0.89 GB, free: 16.75 MB / 0.6856 GB Notification: Performance of collectInitialBindings (initialization): time 3.156e-05/0.9876, allocations: 44.41 kB / 0.89 GB, free: 16.72 MB / 0.6856 GB Notification: Performance of simplifyInitialFunctions (initialization): time 9.524e-05/0.9877, allocations: 49.8 kB / 0.89 GB, free: 16.7 MB / 0.6856 GB Notification: Performance of setup shared object (initialization): time 0.0001908/0.9879, allocations: 344.2 kB / 0.8904 GB, free: 16.39 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001798/0.988, allocations: 61.16 kB / 0.8904 GB, free: 16.38 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002681/0.9883, allocations: 193.6 kB / 0.8906 GB, free: 16.22 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004058/0.9887, allocations: 231.7 kB / 0.8908 GB, free: 16.1 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.448e-06/0.9887, allocations: 1.188 kB / 0.8908 GB, free: 16.1 MB / 0.6856 GB Notification: Performance of matching and sorting (n=23) (initialization): time 0.0006063/0.9893, allocations: 258.1 kB / 0.8911 GB, free: 16.05 MB / 0.6856 GB Notification: Performance of prepare postOptimizeDAE: time 2.517e-05/0.9894, allocations: 7.922 kB / 0.8911 GB, free: 16.05 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.48e-05/0.9894, allocations: 6.812 kB / 0.8911 GB, free: 16.05 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.995e-05/0.9894, allocations: 5.938 kB / 0.8911 GB, free: 16.05 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002227/0.9896, allocations: 48.2 kB / 0.8911 GB, free: 16.05 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.7e-05/0.9896, allocations: 10.78 kB / 0.8912 GB, free: 16.05 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003021/0.9899, allocations: 32.94 kB / 0.8912 GB, free: 16.04 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.765e-05/0.99, allocations: 17.44 kB / 0.8912 GB, free: 16.04 MB / 0.6856 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0002924/0.9903, allocations: 178.5 kB / 0.8914 GB, free: 15.95 MB / 0.6856 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002782/0.9906, allocations: 200 kB / 0.8916 GB, free: 15.79 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0003869/0.9909, allocations: 230.1 kB / 0.8918 GB, free: 15.66 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.955e-06/0.9909, allocations: 1.094 kB / 0.8918 GB, free: 15.66 MB / 0.6856 GB Notification: Performance of matching and sorting (n=23) (initialization_lambda0): time 0.0005774/0.9915, allocations: 261.7 kB / 0.892 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of prepare postOptimizeDAE: time 1.177e-05/0.9915, allocations: 6.062 kB / 0.892 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.691e-06/0.9915, allocations: 5.75 kB / 0.892 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (initialization): time 6.993e-06/0.9916, allocations: 5.156 kB / 0.8921 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001576/0.9917, allocations: 45.11 kB / 0.8921 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.644e-06/0.9917, allocations: 7.375 kB / 0.8921 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002596/0.992, allocations: 31.39 kB / 0.8921 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.194e-05/0.992, allocations: 12.88 kB / 0.8921 GB, free: 15.61 MB / 0.6856 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 16 * 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 (23): * Single equations (assignments): 23 * 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 0.0001823/0.9922, allocations: 206.6 kB / 0.8923 GB, free: 15.42 MB / 0.6856 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.229e-05/0.9922, allocations: 29.5 kB / 0.8924 GB, free: 15.4 MB / 0.6856 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000403/0.9926, allocations: 168.5 kB / 0.8925 GB, free: 15.36 MB / 0.6856 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.697e-06/0.9926, allocations: 2.562 kB / 0.8925 GB, free: 15.36 MB / 0.6856 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.19e-06/0.9926, allocations: 1.094 kB / 0.8925 GB, free: 15.36 MB / 0.6856 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.277e-06/0.9926, allocations: 1 kB / 0.8925 GB, free: 15.36 MB / 0.6856 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0009604/0.9936, allocations: 0.6006 MB / 0.8931 GB, free: 15.01 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.216e-06/0.9936, allocations: 2.656 kB / 0.8931 GB, free: 15.01 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001089/0.9937, allocations: 30.75 kB / 0.8932 GB, free: 15 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 4.128e-06/0.9937, allocations: 1.969 kB / 0.8932 GB, free: 15 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.345e-05/0.9937, allocations: 8.125 kB / 0.8932 GB, free: 15 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.168e-06/0.9937, allocations: 5.031 kB / 0.8932 GB, free: 15 MB / 0.6856 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.058e-06/0.9937, allocations: 2.562 kB / 0.8932 GB, free: 15 MB / 0.6856 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004469/0.9942, allocations: 300.7 kB / 0.8935 GB, free: 14.8 MB / 0.6856 GB Notification: Performance of postOpt removeConstants (simulation): time 0.000123/0.9943, allocations: 119.4 kB / 0.8936 GB, free: 14.69 MB / 0.6856 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.205e-05/0.9944, allocations: 3.156 kB / 0.8936 GB, free: 14.69 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001697/0.9945, allocations: 16.67 kB / 0.8936 GB, free: 14.69 MB / 0.6856 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.049e-05/0.9946, allocations: 16.88 kB / 0.8936 GB, free: 14.69 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.818e-06/0.9946, allocations: 5.594 kB / 0.8936 GB, free: 14.69 MB / 0.6856 GB Notification: Performance of sorting global known variables: time 0.0002259/0.9948, allocations: 222.5 kB / 0.8938 GB, free: 14.61 MB / 0.6856 GB Notification: Performance of sort global known variables: time 8e-08/0.9948, allocations: 0.9688 kB / 0.8938 GB, free: 14.61 MB / 0.6856 GB Notification: Performance of remove unused functions: time 0.0007075/0.9955, allocations: 143.9 kB / 0.894 GB, free: 14.59 MB / 0.6856 GB Notification: Model statistics after passing the back-end for simulation: * 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 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 0.0005585/0.9961, allocations: 168.5 kB / 0.8941 GB, free: 14.5 MB / 0.6856 GB Notification: Performance of simCode: created initialization part: time 0.0005946/0.9967, allocations: 250.6 kB / 0.8944 GB, free: 14.49 MB / 0.6856 GB Notification: Performance of simCode: created event and clocks part: time 2.645e-06/0.9967, allocations: 0 / 0.8944 GB, free: 14.49 MB / 0.6856 GB Notification: Performance of simCode: created simulation system equations: time 0.0001356/0.9968, allocations: 64.61 kB / 0.8944 GB, free: 14.49 MB / 0.6856 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000752/0.9976, allocations: 121.8 kB / 0.8945 GB, free: 14.47 MB / 0.6856 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0008968/0.9985, allocations: 0.5074 MB / 0.895 GB, free: 14.17 MB / 0.6856 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005741/0.999, allocations: 0.7807 MB / 0.8958 GB, free: 13.48 MB / 0.6856 GB Notification: Performance of simCode: alias equations: time 0.0002672/0.9993, allocations: 84.19 kB / 0.8959 GB, free: 13.47 MB / 0.6856 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 5.878e-05/0.9994, allocations: 22.25 kB / 0.8959 GB, free: 13.46 MB / 0.6856 GB Notification: Performance of SimCode: time 8.92e-07/0.9994, allocations: 0 / 0.8959 GB, free: 13.46 MB / 0.6856 GB Notification: Performance of Templates: time 0.01011/1.009, allocations: 5.038 MB / 0.9008 GB, free: 13.27 MB / 0.6856 GB " [Timeout remaining time 659] make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure.makefile [Timeout 660] (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.Sensors.Examples.Pressure.pipe 2>&1) [Timeout 480] [Calling sys.exit(0), Time elapsed: 6.8303647777065635]