Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter.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 0.001404/0.001404, allocations: 80.3 kB / 21.47 MB, free: 3.031 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 0.00156/0.00156, allocations: 167 kB / 24.86 MB, free: 9.289 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 0.9899/0.9899, allocations: 177.1 MB / 205.3 MB, free: 5.523 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 1.832/1.832, allocations: 377.9 MB / 0.6247 GB, free: 8.461 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.Electrical.DC.Conversion.Examples.DCDCConverter,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|sen.I|sen.P",fileNamePrefix="Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter") translateModel(Buildings.Electrical.DC.Conversion.Examples.DCDCConverter,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|sen.I|sen.P",fileNamePrefix="Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 2.124e-06/2.124e-06, allocations: 0 / 0.8127 GB, free: 1.512 MB / 0.7605 GB Notification: Performance of FrontEnd - Absyn->SCode: time 2.47e-05/2.682e-05, allocations: 3.297 kB / 0.8127 GB, free: 1.508 MB / 0.7605 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.DC.Conversion.Examples.DCDCConverter): time 0.004944/0.004971, allocations: 2.64 MB / 0.8153 GB, free: 14.87 MB / 0.7761 GB Notification: Performance of NFInst.instExpressions: time 0.001563/0.006534, allocations: 0.6955 MB / 0.816 GB, free: 14.17 MB / 0.7761 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002385/0.006773, allocations: 9.594 kB / 0.816 GB, free: 14.16 MB / 0.7761 GB Notification: Performance of NFTyping.typeComponents: time 0.001156/0.007929, allocations: 443.6 kB / 0.8164 GB, free: 13.73 MB / 0.7761 GB Notification: Performance of NFTyping.typeBindings: time 0.0004075/0.008337, allocations: 160.6 kB / 0.8166 GB, free: 13.57 MB / 0.7761 GB Notification: Performance of NFTyping.typeClassSections: time 0.000545/0.008882, allocations: 197.9 kB / 0.8168 GB, free: 13.38 MB / 0.7761 GB Notification: Performance of NFFlatten.flatten: time 0.0006152/0.009497, allocations: 435.1 kB / 0.8172 GB, free: 12.95 MB / 0.7761 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0004798/0.009977, allocations: 232.8 kB / 0.8174 GB, free: 12.73 MB / 0.7761 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0003455/0.01032, allocations: 231.5 kB / 0.8176 GB, free: 12.5 MB / 0.7761 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004092/0.01073, allocations: 184.7 kB / 0.8178 GB, free: 12.32 MB / 0.7761 GB Notification: Performance of NFPackage.collectConstants: time 5.666e-05/0.01079, allocations: 28 kB / 0.8178 GB, free: 12.29 MB / 0.7761 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0002142/0.011, allocations: 93.77 kB / 0.8179 GB, free: 12.2 MB / 0.7761 GB Notification: Performance of NFScalarize.scalarize: time 0.0001289/0.01113, allocations: 123.6 kB / 0.818 GB, free: 12.08 MB / 0.7761 GB Notification: Performance of NFVerifyModel.verify: time 0.0001208/0.01125, allocations: 103.8 kB / 0.8181 GB, free: 11.98 MB / 0.7761 GB Notification: Performance of NFConvertDAE.convert: time 0.0003993/0.01165, allocations: 298.9 kB / 0.8184 GB, free: 11.69 MB / 0.7761 GB Notification: Performance of FrontEnd - DAE generated: time 3.777e-06/0.01166, allocations: 0 / 0.8184 GB, free: 11.69 MB / 0.7761 GB Notification: Performance of FrontEnd: time 1.062e-06/0.01166, allocations: 4.938 kB / 0.8184 GB, free: 11.68 MB / 0.7761 GB Notification: Performance of Transformations before backend: time 5.411e-06/0.01166, allocations: 0 / 0.8184 GB, free: 11.68 MB / 0.7761 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 71 * Number of variables: 71 Notification: Performance of Generate backend data structure: time 0.0007349/0.0124, allocations: 0.6068 MB / 0.819 GB, free: 11.04 MB / 0.7761 GB Notification: Performance of prepare preOptimizeDAE: time 3.427e-05/0.01243, allocations: 8.031 kB / 0.819 GB, free: 11.04 MB / 0.7761 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0005893/0.01302, allocations: 146 kB / 0.8192 GB, free: 10.89 MB / 0.7761 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002915/0.01331, allocations: 218.4 kB / 0.8194 GB, free: 10.65 MB / 0.7761 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.326e-05/0.01338, allocations: 72.62 kB / 0.8194 GB, free: 10.57 MB / 0.7761 GB Notification: Performance of preOpt expandDerOperator (simulation): time 3.699e-05/0.01342, allocations: 28.36 kB / 0.8195 GB, free: 10.54 MB / 0.7761 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.000417/0.01384, allocations: 342.3 kB / 0.8198 GB, free: 10.16 MB / 0.7761 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.146e-05/0.01385, allocations: 192 / 0.8198 GB, free: 10.16 MB / 0.7761 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.77e-05/0.01388, allocations: 21.8 kB / 0.8198 GB, free: 10.14 MB / 0.7761 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.653e-05/0.01392, allocations: 28.64 kB / 0.8198 GB, free: 10.11 MB / 0.7761 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001802/0.0141, allocations: 104.4 kB / 0.8199 GB, free: 10 MB / 0.7761 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001919/0.01602, allocations: 1.545 MB / 0.8215 GB, free: 8.395 MB / 0.7761 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0004387/0.01646, allocations: 127.7 kB / 0.8216 GB, free: 8.258 MB / 0.7761 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001564/0.01662, allocations: 60.98 kB / 0.8216 GB, free: 8.195 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 2.246e-05/0.01664, allocations: 7.984 kB / 0.8216 GB, free: 8.188 MB / 0.7761 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.791e-05/0.01667, allocations: 42.55 kB / 0.8217 GB, free: 8.137 MB / 0.7761 GB Notification: Performance of pre-optimization done (n=17): time 2.375e-06/0.01667, allocations: 0 / 0.8217 GB, free: 8.137 MB / 0.7761 GB Notification: Performance of matching and sorting (n=17): time 0.0003092/0.01698, allocations: 125.4 kB / 0.8218 GB, free: 8.008 MB / 0.7761 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.073e-05/0.01701, allocations: 51.94 kB / 0.8219 GB, free: 7.945 MB / 0.7761 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001817/0.01719, allocations: 258.3 kB / 0.8221 GB, free: 7.676 MB / 0.7761 GB Notification: Performance of collectPreVariables (initialization): time 2.114e-05/0.01721, allocations: 33.64 kB / 0.8221 GB, free: 7.637 MB / 0.7761 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001335/0.01735, allocations: 246.9 kB / 0.8224 GB, free: 7.387 MB / 0.7761 GB Notification: Performance of collectInitialBindings (initialization): time 4.31e-05/0.01739, allocations: 64.28 kB / 0.8224 GB, free: 7.324 MB / 0.7761 GB Notification: Performance of simplifyInitialFunctions (initialization): time 8.249e-05/0.01747, allocations: 63.28 kB / 0.8225 GB, free: 7.254 MB / 0.7761 GB Notification: Performance of setup shared object (initialization): time 0.0001459/0.01762, allocations: 0.5048 MB / 0.823 GB, free: 6.738 MB / 0.7761 GB Notification: Performance of preBalanceInitialSystem (initialization): time 5.954e-05/0.01768, allocations: 31.67 kB / 0.823 GB, free: 6.703 MB / 0.7761 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001493/0.01783, allocations: 207 kB / 0.8232 GB, free: 6.43 MB / 0.7761 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002077/0.01804, allocations: 215.3 kB / 0.8234 GB, free: 6.164 MB / 0.7761 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.835e-06/0.01804, allocations: 4 kB / 0.8234 GB, free: 6.16 MB / 0.7761 GB Notification: Performance of matching and sorting (n=31) (initialization): time 0.0002849/0.01832, allocations: 198.4 kB / 0.8236 GB, free: 5.961 MB / 0.7761 GB Notification: Performance of prepare postOptimizeDAE: time 1.657e-05/0.01834, allocations: 10.03 kB / 0.8236 GB, free: 5.953 MB / 0.7761 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.354e-06/0.01835, allocations: 4.5 kB / 0.8236 GB, free: 5.949 MB / 0.7761 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.26e-05/0.01836, allocations: 4.781 kB / 0.8236 GB, free: 5.945 MB / 0.7761 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002782/0.01864, allocations: 67.89 kB / 0.8237 GB, free: 5.879 MB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008775/0.01952, allocations: 1.793 MB / 0.8254 GB, free: 3.977 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001302/0.01965, allocations: 37.58 kB / 0.8255 GB, free: 3.941 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.518e-05/0.01966, allocations: 8 kB / 0.8255 GB, free: 3.934 MB / 0.7761 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0001073/0.01977, allocations: 154.8 kB / 0.8256 GB, free: 3.777 MB / 0.7761 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0001422/0.01991, allocations: 209.1 kB / 0.8258 GB, free: 3.5 MB / 0.7761 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0001981/0.02011, allocations: 216.5 kB / 0.826 GB, free: 3.23 MB / 0.7761 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.896e-06/0.02011, allocations: 4 kB / 0.826 GB, free: 3.227 MB / 0.7761 GB Notification: Performance of matching and sorting (n=31) (initialization_lambda0): time 0.0002907/0.0204, allocations: 198.3 kB / 0.8262 GB, free: 3.031 MB / 0.7761 GB Notification: Performance of prepare postOptimizeDAE: time 1.092e-05/0.02041, allocations: 4 kB / 0.8262 GB, free: 3.027 MB / 0.7761 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.839e-06/0.02042, allocations: 4 kB / 0.8262 GB, free: 3.023 MB / 0.7761 GB Notification: Performance of postOpt tearingSystem (initialization): time 5.37e-06/0.02042, allocations: 8.656 kB / 0.8262 GB, free: 3.016 MB / 0.7761 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003045/0.02073, allocations: 69.56 kB / 0.8263 GB, free: 2.949 MB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001151/0.02188, allocations: 1.784 MB / 0.8281 GB, free: 1.055 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001442/0.02202, allocations: 23.84 kB / 0.8281 GB, free: 1.031 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.072e-05/0.02204, allocations: 17.16 kB / 0.8281 GB, free: 1.016 MB / 0.7761 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 15 * 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 (31): * Single equations (assignments): 30 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0001428/0.02219, allocations: 284 kB / 0.8284 GB, free: 0.7305 MB / 0.7761 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 4.872e-05/0.02224, allocations: 24.38 kB / 0.8284 GB, free: 0.707 MB / 0.7761 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 3.893e-05/0.02228, allocations: 29.23 kB / 0.8284 GB, free: 0.6875 MB / 0.7761 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.606e-06/0.02228, allocations: 4 kB / 0.8284 GB, free: 0.6836 MB / 0.7761 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.15e-06/0.02228, allocations: 3.984 kB / 0.8284 GB, free: 0.6797 MB / 0.7761 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.108e-06/0.02229, allocations: 0 / 0.8284 GB, free: 0.6797 MB / 0.7761 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.000679/0.02297, allocations: 0.5148 MB / 0.8289 GB, free: 108 kB / 0.7761 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.996e-06/0.02297, allocations: 0 / 0.8289 GB, free: 108 kB / 0.7761 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002446/0.02321, allocations: 49.31 kB / 0.829 GB, free: 60 kB / 0.7761 GB Notification: Performance of postOpt tearingSystem (simulation): time 4.298e-06/0.02322, allocations: 4 kB / 0.829 GB, free: 56 kB / 0.7761 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.167e-06/0.02323, allocations: 0 / 0.829 GB, free: 56 kB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.51e-06/0.02323, allocations: 7.938 kB / 0.829 GB, free: 48 kB / 0.7761 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.493e-06/0.02324, allocations: 4 kB / 0.829 GB, free: 44 kB / 0.7761 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002414/0.02348, allocations: 319.6 kB / 0.8293 GB, free: 15.69 MB / 0.7917 GB Notification: Performance of postOpt removeConstants (simulation): time 5.118e-05/0.02353, allocations: 31.77 kB / 0.8293 GB, free: 15.66 MB / 0.7917 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.928e-05/0.02355, allocations: 4 kB / 0.8293 GB, free: 15.66 MB / 0.7917 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 9.31e-05/0.02364, allocations: 8 kB / 0.8293 GB, free: 15.65 MB / 0.7917 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.357e-05/0.02368, allocations: 19.84 kB / 0.8294 GB, free: 15.63 MB / 0.7917 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.031e-05/0.02369, allocations: 8 kB / 0.8294 GB, free: 15.62 MB / 0.7917 GB Notification: Performance of sorting global known variables: time 7.854e-05/0.02377, allocations: 168.3 kB / 0.8295 GB, free: 15.46 MB / 0.7917 GB Notification: Performance of sort global known variables: time 7e-08/0.02377, allocations: 0 / 0.8295 GB, free: 15.46 MB / 0.7917 GB Notification: Performance of remove unused functions: time 0.000493/0.02427, allocations: 131.6 kB / 0.8296 GB, free: 15.33 MB / 0.7917 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 6 * 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 (17): * Single equations (assignments): 17 * 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 9.861e-05/0.02436, allocations: 99.25 kB / 0.8297 GB, free: 15.22 MB / 0.7917 GB Notification: Performance of simCode: created initialization part: time 0.0004683/0.02483, allocations: 212.3 kB / 0.8299 GB, free: 15.01 MB / 0.7917 GB Notification: Performance of simCode: created event and clocks part: time 1.864e-06/0.02483, allocations: 192 / 0.8299 GB, free: 15.01 MB / 0.7917 GB Notification: Performance of simCode: created simulation system equations: time 0.003179/0.02801, allocations: 66.34 kB / 0.83 GB, free: 14.94 MB / 0.7917 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004332/0.02845, allocations: 47.91 kB / 0.8301 GB, free: 14.9 MB / 0.7917 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0008929/0.02934, allocations: 485.8 kB / 0.8305 GB, free: 14.37 MB / 0.7917 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 7.903e-05/0.02942, allocations: 104.2 kB / 0.8306 GB, free: 14.25 MB / 0.7917 GB Notification: Performance of simCode: alias equations: time 0.0001056/0.02952, allocations: 25.94 kB / 0.8306 GB, free: 14.22 MB / 0.7917 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000116/0.02964, allocations: 106.2 kB / 0.8307 GB, free: 14.11 MB / 0.7917 GB Notification: Performance of SimCode: time 8.02e-07/0.02964, allocations: 0 / 0.8307 GB, free: 14.11 MB / 0.7917 GB Notification: Performance of Templates: time 0.01176/0.04141, allocations: 2.729 MB / 0.8334 GB, free: 11.45 MB / 0.7917 GB " [Timeout remaining time 300] make -j1 -f Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter.makefile [Timeout 300] (rm -f Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter.pipe ; mkfifo Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter.pipe >> ../files/Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter.sim & ./Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter.pipe 2>&1) [Timeout 240] diffSimulationResults("Buildings_12_Buildings.Electrical.DC.Conversion.Examples.DCDCConverter_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Electrical_DC_Conversion_Examples_DCDCConverter.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 5.16056274715811]