Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves.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 0.001965/0.001965, allocations: 106.9 kB / 16.4 MB, free: 6.449 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 0.001381/0.00138, allocations: 194.8 kB / 19.36 MB, free: 3.73 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 1.573/1.573, allocations: 222.9 MB / 245 MB, free: 15.02 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 1.144/1.144, allocations: 173.4 MB / 470.6 MB, free: 13.64 MB / 382.1 MB " [Timeout remaining time 178] Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-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(IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves") translateModel(IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.001945/0.001946, allocations: 76.75 kB / 0.6483 GB, free: 11.29 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2361/0.238, allocations: 89.5 MB / 0.7357 GB, free: 1.781 MB / 0.5606 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves): time 0.5718/0.8099, allocations: 112.5 MB / 0.8455 GB, free: 13.84 MB / 0.6387 GB Notification: Performance of NFInst.instExpressions: time 0.03704/0.847, allocations: 20.08 MB / 0.8652 GB, free: 13.43 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.006194/0.8533, allocations: 109.4 kB / 0.8653 GB, free: 13.39 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.005041/0.8583, allocations: 1.27 MB / 0.8665 GB, free: 12.31 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.01481/0.8732, allocations: 3.655 MB / 0.8701 GB, free: 8.934 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.01075/0.884, allocations: 3.131 MB / 0.8731 GB, free: 5.859 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.01621/0.9002, allocations: 7.145 MB / 0.8801 GB, free: 14.69 MB / 0.67 GB Notification: Performance of NFFlatten.resolveConnections: time 0.005911/0.9062, allocations: 2.558 MB / 0.8826 GB, free: 12.07 MB / 0.67 GB Notification: Performance of NFEvalConstants.evaluate: time 0.009534/0.9158, allocations: 2.983 MB / 0.8855 GB, free: 9.09 MB / 0.67 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005397/0.9212, allocations: 2.058 MB / 0.8875 GB, free: 7.023 MB / 0.67 GB Notification: Performance of NFPackage.collectConstants: time 0.00137/0.9226, allocations: 256 kB / 0.8878 GB, free: 6.773 MB / 0.67 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006082/0.9287, allocations: 1.642 MB / 0.8894 GB, free: 5.129 MB / 0.67 GB Notification: Performance of NFScalarize.scalarize: time 0.00181/0.9305, allocations: 0.6773 MB / 0.89 GB, free: 4.449 MB / 0.67 GB Notification: Performance of NFVerifyModel.verify: time 0.004615/0.9352, allocations: 1.497 MB / 0.8915 GB, free: 2.945 MB / 0.67 GB Notification: Performance of NFConvertDAE.convert: time 0.01132/0.9465, allocations: 4.381 MB / 0.8958 GB, free: 14.56 MB / 0.6856 GB Notification: Performance of FrontEnd - DAE generated: time 6.553e-06/0.9466, allocations: 0 / 0.8958 GB, free: 14.56 MB / 0.6856 GB Notification: Performance of FrontEnd: time 2.685e-06/0.9466, allocations: 0 / 0.8958 GB, free: 14.56 MB / 0.6856 GB Notification: Performance of Transformations before backend: time 0.0001795/0.9468, allocations: 0 / 0.8958 GB, free: 14.56 MB / 0.6856 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 379 * Number of variables: 379 Notification: Performance of Generate backend data structure: time 0.009507/0.9563, allocations: 3.281 MB / 0.899 GB, free: 11.21 MB / 0.6856 GB Notification: Performance of prepare preOptimizeDAE: time 5.409e-05/0.9564, allocations: 12.03 kB / 0.899 GB, free: 11.2 MB / 0.6856 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001504/0.9579, allocations: 330 kB / 0.8993 GB, free: 10.87 MB / 0.6856 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005744/0.9636, allocations: 2.199 MB / 0.9014 GB, free: 8.602 MB / 0.6856 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001435/0.9638, allocations: 123 kB / 0.9016 GB, free: 8.48 MB / 0.6856 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003163/0.9642, allocations: 183.9 kB / 0.9017 GB, free: 8.301 MB / 0.6856 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003308/0.9675, allocations: 1.6 MB / 0.9033 GB, free: 6.637 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.044e-05/0.9675, allocations: 7.938 kB / 0.9033 GB, free: 6.629 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001357/0.9677, allocations: 63.94 kB / 0.9034 GB, free: 6.566 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.276e-05/0.9677, allocations: 43.98 kB / 0.9034 GB, free: 6.523 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002319/0.9701, allocations: 1.143 MB / 0.9045 GB, free: 5.375 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 0.01522/0.9853, allocations: 8.151 MB / 0.9125 GB, free: 12.66 MB / 0.7012 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001018/0.9864, allocations: 478 kB / 0.9129 GB, free: 12.19 MB / 0.7012 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006879/0.9871, allocations: 323.5 kB / 0.9133 GB, free: 11.86 MB / 0.7012 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008372/0.9879, allocations: 0.7563 MB / 0.914 GB, free: 10.94 MB / 0.7012 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.605e-05/0.988, allocations: 39.12 kB / 0.914 GB, free: 10.89 MB / 0.7012 GB Notification: Performance of pre-optimization done (n=60): time 4.288e-06/0.988, allocations: 3.938 kB / 0.914 GB, free: 10.89 MB / 0.7012 GB Notification: Performance of matching and sorting (n=60): time 0.002827/0.9908, allocations: 0.9973 MB / 0.915 GB, free: 9.887 MB / 0.7012 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.068e-05/0.9909, allocations: 55.97 kB / 0.9151 GB, free: 9.82 MB / 0.7012 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003921/0.9948, allocations: 2.289 MB / 0.9173 GB, free: 7.52 MB / 0.7012 GB Notification: Performance of collectPreVariables (initialization): time 0.0002357/0.9951, allocations: 53.7 kB / 0.9173 GB, free: 7.461 MB / 0.7012 GB Notification: Performance of collectInitialEqns (initialization): time 0.001246/0.9964, allocations: 1.155 MB / 0.9185 GB, free: 6.297 MB / 0.7012 GB Notification: Performance of collectInitialBindings (initialization): time 0.000309/0.9967, allocations: 230 kB / 0.9187 GB, free: 6.07 MB / 0.7012 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004365/0.9971, allocations: 250.8 kB / 0.9189 GB, free: 5.816 MB / 0.7012 GB Notification: Performance of setup shared object (initialization): time 0.0001994/0.9973, allocations: 353.9 kB / 0.9193 GB, free: 5.465 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007608/0.9981, allocations: 361.9 kB / 0.9196 GB, free: 5.109 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001137/0.9992, allocations: 0.7424 MB / 0.9203 GB, free: 4.207 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001658/1.001, allocations: 0.9823 MB / 0.9213 GB, free: 3.113 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.301e-06/1.001, allocations: 0 / 0.9213 GB, free: 3.113 MB / 0.7012 GB Notification: Performance of matching and sorting (n=141) (initialization): time 0.002837/1.004, allocations: 1.308 MB / 0.9226 GB, free: 1.797 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 3.1e-05/1.004, allocations: 8 kB / 0.9226 GB, free: 1.789 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.632e-05/1.004, allocations: 8.812 kB / 0.9226 GB, free: 1.781 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.487e-05/1.004, allocations: 16 kB / 0.9226 GB, free: 1.766 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001005/1.005, allocations: 259.6 kB / 0.9229 GB, free: 1.512 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.461e-05/1.005, allocations: 15.94 kB / 0.9229 GB, free: 1.496 MB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00171/1.007, allocations: 170.8 kB / 0.923 GB, free: 1.328 MB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001096/1.007, allocations: 51.98 kB / 0.9231 GB, free: 1.277 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001589/1.008, allocations: 0.7524 MB / 0.9238 GB, free: 0.5195 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001113/1.009, allocations: 0.7466 MB / 0.9246 GB, free: 15.61 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00157/1.011, allocations: 0.9445 MB / 0.9255 GB, free: 14.55 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 9.177e-06/1.011, allocations: 4 kB / 0.9255 GB, free: 14.55 MB / 0.7169 GB Notification: Performance of matching and sorting (n=141) (initialization_lambda0): time 0.002882/1.014, allocations: 1.26 MB / 0.9267 GB, free: 13.28 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 2.082e-05/1.014, allocations: 8 kB / 0.9267 GB, free: 13.27 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.245e-05/1.014, allocations: 12.09 kB / 0.9267 GB, free: 13.26 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.245e-05/1.014, allocations: 19.98 kB / 0.9267 GB, free: 13.24 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009494/1.015, allocations: 255.6 kB / 0.927 GB, free: 12.99 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.097e-05/1.015, allocations: 12 kB / 0.927 GB, free: 12.98 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001844/1.017, allocations: 131.3 kB / 0.9271 GB, free: 12.85 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.211e-05/1.017, allocations: 51.98 kB / 0.9272 GB, free: 12.8 MB / 0.7169 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 37 * 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 (141): * Single equations (assignments): 141 * 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 0.0003984/1.017, allocations: 251.8 kB / 0.9274 GB, free: 12.54 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004938/1.018, allocations: 238.5 kB / 0.9276 GB, free: 12.31 MB / 0.7169 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002013/1.02, allocations: 0.8856 MB / 0.9285 GB, free: 11.41 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.764e-05/1.02, allocations: 8 kB / 0.9285 GB, free: 11.4 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.706e-06/1.02, allocations: 3.984 kB / 0.9285 GB, free: 11.39 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001155/1.021, allocations: 0.6852 MB / 0.9292 GB, free: 10.68 MB / 0.7169 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004451/1.026, allocations: 2.565 MB / 0.9317 GB, free: 8.047 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.809e-06/1.026, allocations: 3.938 kB / 0.9317 GB, free: 8.043 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000543/1.026, allocations: 119.9 kB / 0.9318 GB, free: 7.926 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 9.268e-06/1.026, allocations: 4 kB / 0.9318 GB, free: 7.922 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.243e-05/1.026, allocations: 19.98 kB / 0.9318 GB, free: 7.902 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.713e-06/1.026, allocations: 7.938 kB / 0.9318 GB, free: 7.895 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.957e-06/1.026, allocations: 3.938 kB / 0.9318 GB, free: 7.891 MB / 0.7169 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002386/1.029, allocations: 1.322 MB / 0.9331 GB, free: 6.543 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0008796/1.03, allocations: 419.3 kB / 0.9335 GB, free: 6.113 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002407/1.03, allocations: 12 kB / 0.9335 GB, free: 6.102 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000888/1.031, allocations: 47.94 kB / 0.9336 GB, free: 6.055 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001107/1.031, allocations: 48.44 kB / 0.9336 GB, free: 6.004 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.973e-05/1.031, allocations: 31.98 kB / 0.9337 GB, free: 5.973 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.002582/1.033, allocations: 1.533 MB / 0.9352 GB, free: 4.434 MB / 0.7169 GB Notification: Performance of sort global known variables: time 2.4e-07/1.034, allocations: 0 / 0.9352 GB, free: 4.434 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.003268/1.037, allocations: 1.115 MB / 0.9363 GB, free: 3.316 MB / 0.7169 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 3 (valLin.vol.dynBal.U,valEquPerLin.vol.dynBal.U,valTab.vol.dynBal.U) * 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 (64): * Single equations (assignments): 61 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 3 * 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 0.0023/1.039, allocations: 0.76 MB / 0.937 GB, free: 2.691 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.003021/1.042, allocations: 1.363 MB / 0.9383 GB, free: 1.332 MB / 0.7169 GB Notification: Performance of simCode: created event and clocks part: time 6.563e-06/1.042, allocations: 0 / 0.9383 GB, free: 1.332 MB / 0.7169 GB Notification: Performance of simCode: created simulation system equations: time 0.0006555/1.043, allocations: 331.5 kB / 0.9386 GB, free: 1.004 MB / 0.7169 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.007019/1.05, allocations: 1.377 MB / 0.94 GB, free: 15.67 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007057/1.057, allocations: 3.711 MB / 0.9436 GB, free: 11.91 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001408/1.058, allocations: 1.586 MB / 0.9452 GB, free: 10.29 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.002243/1.061, allocations: 494.4 kB / 0.9456 GB, free: 9.809 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004522/1.061, allocations: 171.4 kB / 0.9458 GB, free: 9.641 MB / 0.7325 GB Notification: Performance of SimCode: time 3.737e-06/1.061, allocations: 0 / 0.9458 GB, free: 9.641 MB / 0.7325 GB Notification: Performance of Templates: time 0.08659/1.148, allocations: 44.57 MB / 0.9893 GB, free: 13.61 MB / 0.7794 GB " [Timeout remaining time 659] make -j1 -f IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves.makefile [Timeout 660] (rm -f IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves.sim & ./IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.ThreeWayValves.pipe 2>&1) [Timeout 480] [Calling sys.exit(0), Time elapsed: 8.730113584548235]