Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity.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 0.001508/0.001508, allocations: 92.72 kB / 20.21 MB, free: 4.219 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 0.001613/0.001613, allocations: 157.7 kB / 23.52 MB, free: 0.9141 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 1.482/1.482, allocations: 177.1 MB / 203.9 MB, free: 5.582 MB / 186.7 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 1.002/1.002, allocations: 115 MB / 375.3 MB, free: 7.562 MB / 346.7 MB " [Timeout remaining time 179] Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 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(IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity") translateModel(IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.783e-06/1.783e-06, allocations: 0 / 480.8 MB, free: 11.86 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.462e-05/2.64e-05, allocations: 5 kB / 480.8 MB, free: 11.86 MB / 410.7 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity): time 0.0683/0.06832, allocations: 56.23 MB / 0.5244 GB, free: 96 kB / 442.7 MB Notification: Performance of NFInst.instExpressions: time 0.02177/0.09009, allocations: 12.06 MB / 0.5362 GB, free: 4 MB / 458.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002391/0.09248, allocations: 91.19 kB / 0.5363 GB, free: 3.91 MB / 458.7 MB Notification: Performance of NFTyping.typeComponents: time 0.002405/0.09489, allocations: 0.6944 MB / 0.537 GB, free: 3.211 MB / 458.7 MB Notification: Performance of NFTyping.typeBindings: time 0.007036/0.1019, allocations: 2.16 MB / 0.5391 GB, free: 1.039 MB / 458.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.004791/0.1067, allocations: 1.618 MB / 0.5407 GB, free: 15.42 MB / 474.7 MB Notification: Performance of NFFlatten.flatten: time 0.005803/0.1125, allocations: 3.218 MB / 0.5438 GB, free: 12.19 MB / 474.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.002096/0.1146, allocations: 0.8868 MB / 0.5447 GB, free: 11.27 MB / 474.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.005168/0.1198, allocations: 1.982 MB / 0.5466 GB, free: 9.293 MB / 474.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001695/0.1215, allocations: 0.7788 MB / 0.5474 GB, free: 8.512 MB / 474.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0002395/0.1217, allocations: 120 kB / 0.5475 GB, free: 8.395 MB / 474.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002723/0.1244, allocations: 1.197 MB / 0.5487 GB, free: 7.195 MB / 474.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0003714/0.1248, allocations: 314.6 kB / 0.549 GB, free: 6.887 MB / 474.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0007837/0.1256, allocations: 490.7 kB / 0.5494 GB, free: 6.406 MB / 474.7 MB Notification: Performance of NFConvertDAE.convert: time 0.004118/0.1297, allocations: 2.43 MB / 0.5518 GB, free: 3.969 MB / 474.7 MB Notification: Performance of FrontEnd - DAE generated: time 5.129e-06/0.1297, allocations: 0 / 0.5518 GB, free: 3.969 MB / 474.7 MB Notification: Performance of FrontEnd: time 1.663e-06/0.1297, allocations: 0 / 0.5518 GB, free: 3.969 MB / 474.7 MB Notification: Performance of Transformations before backend: time 2.248e-05/0.1297, allocations: 0 / 0.5518 GB, free: 3.969 MB / 474.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 192 * Number of variables: 192 Notification: Performance of Generate backend data structure: time 0.003635/0.1334, allocations: 1.758 MB / 0.5535 GB, free: 2.168 MB / 474.7 MB Notification: Performance of prepare preOptimizeDAE: time 4.13e-05/0.1334, allocations: 8.031 kB / 0.5535 GB, free: 2.16 MB / 474.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02174/0.1552, allocations: 3.036 MB / 0.5565 GB, free: 15.12 MB / 490.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003557/0.1587, allocations: 1.343 MB / 0.5578 GB, free: 13.73 MB / 490.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001129/0.1588, allocations: 70 kB / 0.5579 GB, free: 13.66 MB / 490.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000284/0.1591, allocations: 88 kB / 0.558 GB, free: 13.57 MB / 490.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01024/0.1693, allocations: 2.204 MB / 0.5601 GB, free: 11.29 MB / 490.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.039e-05/0.1694, allocations: 0 / 0.5601 GB, free: 11.29 MB / 490.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002222/0.1696, allocations: 32 kB / 0.5601 GB, free: 11.26 MB / 490.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.093e-05/0.1696, allocations: 20 kB / 0.5602 GB, free: 11.24 MB / 490.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01632/0.186, allocations: 3.013 MB / 0.5631 GB, free: 8.223 MB / 490.7 MB 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 0.01828/0.2042, allocations: 6.193 MB / 0.5692 GB, free: 1.723 MB / 490.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.1033/0.3076, allocations: 15.3 MB / 0.5841 GB, free: 2.395 MB / 0.4948 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.007003/0.3146, allocations: 1.378 MB / 0.5854 GB, free: 1.012 MB / 0.4948 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003793/0.315, allocations: 87.94 kB / 0.5855 GB, free: 0.9258 MB / 0.4948 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.448e-05/0.315, allocations: 42.55 kB / 0.5856 GB, free: 0.875 MB / 0.4948 GB Notification: Performance of pre-optimization done (n=43): time 2.054e-06/0.315, allocations: 4 kB / 0.5856 GB, free: 0.8711 MB / 0.4948 GB Notification: Performance of matching and sorting (n=43): time 0.02835/0.3434, allocations: 4.978 MB / 0.5904 GB, free: 11.88 MB / 0.5105 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.766e-05/0.3434, allocations: 67.3 kB / 0.5905 GB, free: 11.8 MB / 0.5105 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002052/0.3455, allocations: 1.035 MB / 0.5915 GB, free: 10.75 MB / 0.5105 GB Notification: Performance of collectPreVariables (initialization): time 0.0001514/0.3456, allocations: 37.7 kB / 0.5915 GB, free: 10.71 MB / 0.5105 GB Notification: Performance of collectInitialEqns (initialization): time 0.000651/0.3463, allocations: 0.5667 MB / 0.5921 GB, free: 10.13 MB / 0.5105 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002462/0.3465, allocations: 166.6 kB / 0.5923 GB, free: 9.969 MB / 0.5105 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004158/0.3469, allocations: 182.5 kB / 0.5924 GB, free: 9.785 MB / 0.5105 GB Notification: Performance of setup shared object (initialization): time 0.0002164/0.3472, allocations: 334 kB / 0.5927 GB, free: 9.453 MB / 0.5105 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007874/0.355, allocations: 1.425 MB / 0.5941 GB, free: 8.023 MB / 0.5105 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.008503/0.3635, allocations: 2.18 MB / 0.5963 GB, free: 5.59 MB / 0.5105 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01435/0.3779, allocations: 2.79 MB / 0.599 GB, free: 2.676 MB / 0.5105 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.306e-05/0.3779, allocations: 0 / 0.599 GB, free: 2.676 MB / 0.5105 GB Notification: Performance of matching and sorting (n=89) (initialization): time 0.01627/0.3942, allocations: 3.253 MB / 0.6022 GB, free: 15.41 MB / 0.5261 GB Notification: Performance of prepare postOptimizeDAE: time 3.181e-05/0.3942, allocations: 12 kB / 0.6022 GB, free: 15.4 MB / 0.5261 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.05e-05/0.3942, allocations: 12.06 kB / 0.6022 GB, free: 15.39 MB / 0.5261 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001381/0.3956, allocations: 303.1 kB / 0.6025 GB, free: 15.09 MB / 0.5261 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004201/0.3998, allocations: 0.6554 MB / 0.6031 GB, free: 14.43 MB / 0.5261 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001744/0.4015, allocations: 0.9036 MB / 0.604 GB, free: 13.5 MB / 0.5261 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00477/0.4063, allocations: 0.6394 MB / 0.6046 GB, free: 12.86 MB / 0.5261 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001577/0.4065, allocations: 51.91 kB / 0.6047 GB, free: 12.81 MB / 0.5261 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007924/0.4144, allocations: 1.649 MB / 0.6063 GB, free: 11.16 MB / 0.5261 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008284/0.4227, allocations: 2.169 MB / 0.6084 GB, free: 8.742 MB / 0.5261 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01409/0.4368, allocations: 2.785 MB / 0.6111 GB, free: 5.832 MB / 0.5261 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.106e-05/0.4368, allocations: 7.938 kB / 0.6111 GB, free: 5.824 MB / 0.5261 GB Notification: Performance of matching and sorting (n=89) (initialization_lambda0): time 0.01635/0.4531, allocations: 3.238 MB / 0.6143 GB, free: 2.574 MB / 0.5261 GB Notification: Performance of prepare postOptimizeDAE: time 2.563e-05/0.4532, allocations: 12 kB / 0.6143 GB, free: 2.562 MB / 0.5261 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.054e-05/0.4532, allocations: 11.98 kB / 0.6143 GB, free: 2.551 MB / 0.5261 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001161/0.4543, allocations: 289.5 kB / 0.6146 GB, free: 2.266 MB / 0.5261 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004199/0.4585, allocations: 0.6437 MB / 0.6152 GB, free: 1.621 MB / 0.5261 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001693/0.4602, allocations: 0.9059 MB / 0.6161 GB, free: 0.6914 MB / 0.5261 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004927/0.4652, allocations: 0.6279 MB / 0.6167 GB, free: 64 kB / 0.5261 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001791/0.4653, allocations: 43.98 kB / 0.6168 GB, free: 20 kB / 0.5261 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 40 * 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 (75): * Single equations (assignments): 74 * 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 {(1,14)} Notification: Performance of prepare postOptimizeDAE: time 0.0004649/0.4658, allocations: 232 kB / 0.617 GB, free: 15.79 MB / 0.5417 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004742/0.4663, allocations: 131.2 kB / 0.6171 GB, free: 15.66 MB / 0.5417 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01684/0.4831, allocations: 3.225 MB / 0.6203 GB, free: 12.42 MB / 0.5417 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.416e-05/0.4831, allocations: 7.984 kB / 0.6203 GB, free: 12.41 MB / 0.5417 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.063e-05/0.4831, allocations: 4 kB / 0.6203 GB, free: 12.41 MB / 0.5417 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.756e-06/0.4832, allocations: 3.938 kB / 0.6203 GB, free: 12.41 MB / 0.5417 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02012/0.5033, allocations: 4.563 MB / 0.6247 GB, free: 7.711 MB / 0.5417 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.459e-05/0.5033, allocations: 3.938 kB / 0.6247 GB, free: 7.707 MB / 0.5417 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003855/0.5071, allocations: 0.5465 MB / 0.6253 GB, free: 7.16 MB / 0.5417 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001169/0.5083, allocations: 300.5 kB / 0.6256 GB, free: 6.863 MB / 0.5417 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.577e-05/0.5084, allocations: 19.98 kB / 0.6256 GB, free: 6.844 MB / 0.5417 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001778/0.5102, allocations: 0.9296 MB / 0.6265 GB, free: 5.891 MB / 0.5417 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.251e-06/0.5102, allocations: 4.031 kB / 0.6265 GB, free: 5.887 MB / 0.5417 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01728/0.5275, allocations: 3.253 MB / 0.6297 GB, free: 2.59 MB / 0.5417 GB Notification: Performance of postOpt removeConstants (simulation): time 0.000787/0.5283, allocations: 255 kB / 0.6299 GB, free: 2.34 MB / 0.5417 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002997/0.5286, allocations: 16 kB / 0.6299 GB, free: 2.324 MB / 0.5417 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004483/0.5331, allocations: 0.5423 MB / 0.6304 GB, free: 1.781 MB / 0.5417 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001199/0.5332, allocations: 51.81 kB / 0.6305 GB, free: 1.73 MB / 0.5417 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001107/0.5333, allocations: 27.97 kB / 0.6305 GB, free: 1.703 MB / 0.5417 GB Notification: Performance of sorting global known variables: time 0.001542/0.5348, allocations: 0.6995 MB / 0.6312 GB, free: 0.9961 MB / 0.5417 GB Notification: Performance of sort global known variables: time 9e-08/0.5348, allocations: 0 / 0.6312 GB, free: 0.9961 MB / 0.5417 GB Notification: Performance of remove unused functions: time 0.002351/0.5372, allocations: 0.6704 MB / 0.6319 GB, free: 332 kB / 0.5417 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * 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 (33): * Single equations (assignments): 28 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 4 * 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 {(1,16)} Notification: Performance of Backend phase and start with SimCode phase: time 0.000868/0.538, allocations: 375.9 kB / 0.6322 GB, free: 15.95 MB / 0.5573 GB Notification: Performance of simCode: created initialization part: time 0.02424/0.5623, allocations: 4.548 MB / 0.6367 GB, free: 11.4 MB / 0.5573 GB Notification: Performance of simCode: created event and clocks part: time 7.795e-06/0.5623, allocations: 0 / 0.6367 GB, free: 11.4 MB / 0.5573 GB Notification: Performance of simCode: created simulation system equations: time 0.007613/0.5699, allocations: 1.436 MB / 0.6381 GB, free: 9.969 MB / 0.5573 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002416/0.5723, allocations: 446.5 kB / 0.6385 GB, free: 9.547 MB / 0.5573 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.2746/0.8469, allocations: 15.57 MB / 0.6537 GB, free: 169.6 MB / 0.5573 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005254/0.8474, allocations: 0.4907 MB / 0.6542 GB, free: 169.4 MB / 0.5573 GB Notification: Performance of simCode: alias equations: time 0.001386/0.8488, allocations: 287.2 kB / 0.6545 GB, free: 169.4 MB / 0.5573 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004187/0.8492, allocations: 85.41 kB / 0.6545 GB, free: 169.4 MB / 0.5573 GB Notification: Performance of SimCode: time 1.503e-06/0.8492, allocations: 0 / 0.6545 GB, free: 169.4 MB / 0.5573 GB Notification: Performance of Templates: time 0.03702/0.8863, allocations: 24.95 MB / 0.6789 GB, free: 162.6 MB / 0.5573 GB " [Timeout remaining time 659] make -j1 -f IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity.sim & ./IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.HeatPumps.Validation.Carnot_TCon_LimitedCapacity.pipe 2>&1) [Timeout 480] [Calling sys.exit(0), Time elapsed: 7.109900834970176]