Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y.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 0.0009613/0.0009613, allocations: 76.81 kB / 21.54 MB, free: 2.941 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 0.00097/0.00097, allocations: 164.5 kB / 24.96 MB, free: 8.695 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 0.9429/0.9429, allocations: 177.2 MB / 205.4 MB, free: 4.477 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 1.875/1.875, allocations: 389.6 MB / 0.6362 GB, free: 13.39 MB / 0.6042 GB " [Timeout remaining time 178] Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.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.Fluid.HeatPumps.Examples.Carnot_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y") translateModel(Buildings.Fluid.HeatPumps.Examples.Carnot_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 1.413e-06/1.413e-06, allocations: 0 / 0.776 GB, free: 13.97 MB / 0.7448 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.816e-05/1.958e-05, allocations: 5.688 kB / 0.776 GB, free: 13.96 MB / 0.7448 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatPumps.Examples.Carnot_y): time 0.01443/0.01445, allocations: 21.54 MB / 0.797 GB, free: 8.34 MB / 0.7605 GB Notification: Performance of NFInst.instExpressions: time 0.01001/0.02446, allocations: 7.548 MB / 0.8044 GB, free: 0.7734 MB / 0.7605 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00188/0.02634, allocations: 91.25 kB / 0.8045 GB, free: 0.6836 MB / 0.7605 GB Notification: Performance of NFTyping.typeComponents: time 0.001048/0.02739, allocations: 484.3 kB / 0.8049 GB, free: 212 kB / 0.7605 GB Notification: Performance of NFTyping.typeBindings: time 0.3373/0.3647, allocations: 1.934 MB / 0.8068 GB, free: 21.74 MB / 0.7605 GB Notification: Performance of NFTyping.typeClassSections: time 0.00238/0.3671, allocations: 1.302 MB / 0.8081 GB, free: 21.73 MB / 0.7605 GB Notification: Performance of NFFlatten.flatten: time 0.00485/0.3719, allocations: 4.354 MB / 0.8124 GB, free: 20.89 MB / 0.7605 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00218/0.3741, allocations: 1.169 MB / 0.8135 GB, free: 20.73 MB / 0.7605 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003775/0.3779, allocations: 2.103 MB / 0.8156 GB, free: 20.54 MB / 0.7605 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001913/0.3798, allocations: 0.987 MB / 0.8165 GB, free: 20.41 MB / 0.7605 GB Notification: Performance of NFPackage.collectConstants: time 0.0003988/0.3802, allocations: 154.8 kB / 0.8167 GB, free: 20.41 MB / 0.7605 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001747/0.3819, allocations: 0.7912 MB / 0.8174 GB, free: 20.38 MB / 0.7605 GB Notification: Performance of NFScalarize.scalarize: time 0.0003657/0.3823, allocations: 417.9 kB / 0.8178 GB, free: 20.3 MB / 0.7605 GB Notification: Performance of NFVerifyModel.verify: time 0.001118/0.3834, allocations: 0.6017 MB / 0.8184 GB, free: 20.22 MB / 0.7605 GB Notification: Performance of NFConvertDAE.convert: time 0.002921/0.3863, allocations: 1.713 MB / 0.8201 GB, free: 19.64 MB / 0.7605 GB Notification: Performance of FrontEnd - DAE generated: time 4.769e-06/0.3863, allocations: 1.359 kB / 0.8201 GB, free: 19.64 MB / 0.7605 GB Notification: Performance of FrontEnd: time 9.01e-07/0.3863, allocations: 0 / 0.8201 GB, free: 19.64 MB / 0.7605 GB Notification: Performance of Transformations before backend: time 6.308e-05/0.3864, allocations: 1.781 kB / 0.8201 GB, free: 19.64 MB / 0.7605 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 240 * Number of variables: 240 Notification: Performance of Generate backend data structure: time 0.003077/0.3895, allocations: 1.904 MB / 0.822 GB, free: 18.5 MB / 0.7605 GB Notification: Performance of prepare preOptimizeDAE: time 4.078e-05/0.3895, allocations: 10.31 kB / 0.822 GB, free: 18.5 MB / 0.7605 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0006283/0.3901, allocations: 260.9 kB / 0.8222 GB, free: 18.45 MB / 0.7605 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001454/0.3916, allocations: 0.9444 MB / 0.8231 GB, free: 17.95 MB / 0.7605 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.579e-05/0.3916, allocations: 76.31 kB / 0.8232 GB, free: 17.91 MB / 0.7605 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001032/0.3917, allocations: 106.4 kB / 0.8233 GB, free: 17.88 MB / 0.7605 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001008/0.3928, allocations: 0.868 MB / 0.8242 GB, free: 17.46 MB / 0.7605 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.226e-05/0.3928, allocations: 0.5156 kB / 0.8242 GB, free: 17.46 MB / 0.7605 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.206e-05/0.3928, allocations: 38.06 kB / 0.8242 GB, free: 17.43 MB / 0.7605 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.134e-05/0.3929, allocations: 30.27 kB / 0.8242 GB, free: 17.43 MB / 0.7605 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004744/0.3933, allocations: 290 kB / 0.8245 GB, free: 17.39 MB / 0.7605 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 0.002986/0.3963, allocations: 2.548 MB / 0.827 GB, free: 15.95 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0005052/0.3968, allocations: 332.3 kB / 0.8273 GB, free: 15.85 MB / 0.7605 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001504/0.397, allocations: 119.7 kB / 0.8274 GB, free: 15.82 MB / 0.7605 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001609/0.3971, allocations: 64.03 kB / 0.8275 GB, free: 15.82 MB / 0.7605 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.952e-05/0.3972, allocations: 40.5 kB / 0.8275 GB, free: 15.77 MB / 0.7605 GB Notification: Performance of pre-optimization done (n=61): time 3.376e-06/0.3972, allocations: 0 / 0.8275 GB, free: 15.77 MB / 0.7605 GB Notification: Performance of matching and sorting (n=61): time 0.00206/0.3992, allocations: 0.797 MB / 0.8283 GB, free: 15.71 MB / 0.7605 GB Notification: Performance of inlineWhenForInitialization (initialization): time 1.923e-05/0.3992, allocations: 62.47 kB / 0.8284 GB, free: 15.64 MB / 0.7605 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007673/0.4, allocations: 0.8393 MB / 0.8292 GB, free: 15.45 MB / 0.7605 GB Notification: Performance of collectPreVariables (initialization): time 3.816e-05/0.4001, allocations: 39.36 kB / 0.8292 GB, free: 15.41 MB / 0.7605 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002121/0.4003, allocations: 479.8 kB / 0.8297 GB, free: 15.13 MB / 0.7605 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001062/0.4004, allocations: 224.1 kB / 0.8299 GB, free: 14.96 MB / 0.7605 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001499/0.4005, allocations: 153.4 kB / 0.83 GB, free: 14.9 MB / 0.7605 GB Notification: Performance of setup shared object (initialization): time 4.277e-05/0.4006, allocations: 341 kB / 0.8304 GB, free: 14.59 MB / 0.7605 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001272/0.4007, allocations: 82.61 kB / 0.8304 GB, free: 14.57 MB / 0.7605 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002419/0.4009, allocations: 0.6881 MB / 0.8311 GB, free: 13.84 MB / 0.7605 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003621/0.4013, allocations: 366.1 kB / 0.8315 GB, free: 13.67 MB / 0.7605 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.298e-06/0.4013, allocations: 1.438 kB / 0.8315 GB, free: 13.67 MB / 0.7605 GB Notification: Performance of matching and sorting (n=86) (initialization): time 0.001291/0.4026, allocations: 0.6238 MB / 0.8321 GB, free: 13.59 MB / 0.7605 GB Notification: Performance of prepare postOptimizeDAE: time 1.797e-05/0.4026, allocations: 8.688 kB / 0.8321 GB, free: 13.59 MB / 0.7605 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.049e-05/0.4026, allocations: 7.375 kB / 0.8321 GB, free: 13.59 MB / 0.7605 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001144/0.4038, allocations: 359.2 kB / 0.8324 GB, free: 13.55 MB / 0.7605 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003487/0.4041, allocations: 157.6 kB / 0.8326 GB, free: 13.55 MB / 0.7605 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0002843/0.4044, allocations: 0.6019 MB / 0.8332 GB, free: 13.02 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005047/0.4049, allocations: 81.73 kB / 0.8332 GB, free: 12.97 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.961e-05/0.405, allocations: 28.86 kB / 0.8333 GB, free: 12.96 MB / 0.7605 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0003131/0.4053, allocations: 171.3 kB / 0.8334 GB, free: 12.86 MB / 0.7605 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002355/0.4055, allocations: 0.6942 MB / 0.8341 GB, free: 12.13 MB / 0.7605 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0003246/0.4058, allocations: 354.3 kB / 0.8345 GB, free: 11.96 MB / 0.7605 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.406e-06/0.4058, allocations: 0.9375 kB / 0.8345 GB, free: 11.96 MB / 0.7605 GB Notification: Performance of matching and sorting (n=86) (initialization_lambda0): time 0.001211/0.407, allocations: 0.6442 MB / 0.8351 GB, free: 11.86 MB / 0.7605 GB Notification: Performance of prepare postOptimizeDAE: time 1.199e-05/0.407, allocations: 8.375 kB / 0.8351 GB, free: 11.86 MB / 0.7605 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.522e-06/0.4071, allocations: 4.25 kB / 0.8351 GB, free: 11.86 MB / 0.7605 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009919/0.408, allocations: 348.8 kB / 0.8354 GB, free: 11.84 MB / 0.7605 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003154/0.4084, allocations: 160 kB / 0.8356 GB, free: 11.83 MB / 0.7605 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0002274/0.4086, allocations: 0.5982 MB / 0.8362 GB, free: 11.3 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004944/0.4091, allocations: 75.48 kB / 0.8362 GB, free: 11.26 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.549e-05/0.4091, allocations: 25.34 kB / 0.8363 GB, free: 11.25 MB / 0.7605 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 18 * 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 (76): * Single equations (assignments): 75 * 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 {(1,10)} Notification: Performance of prepare postOptimizeDAE: time 0.0001825/0.4093, allocations: 231.4 kB / 0.8365 GB, free: 11.05 MB / 0.7605 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001278/0.4094, allocations: 90.22 kB / 0.8366 GB, free: 11.04 MB / 0.7605 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001332/0.4108, allocations: 0.6907 MB / 0.8372 GB, free: 10.87 MB / 0.7605 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.724e-05/0.4108, allocations: 16.38 kB / 0.8373 GB, free: 10.86 MB / 0.7605 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.726e-06/0.4108, allocations: 0 / 0.8373 GB, free: 10.86 MB / 0.7605 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0009466/0.4117, allocations: 0.5371 MB / 0.8378 GB, free: 10.68 MB / 0.7605 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002329/0.4141, allocations: 1.435 MB / 0.8392 GB, free: 10.09 MB / 0.7605 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.494e-06/0.4141, allocations: 7.469 kB / 0.8392 GB, free: 10.09 MB / 0.7605 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002676/0.4143, allocations: 109 kB / 0.8393 GB, free: 10.09 MB / 0.7605 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001002/0.4153, allocations: 351.2 kB / 0.8396 GB, free: 10.04 MB / 0.7605 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.079e-05/0.4154, allocations: 17.84 kB / 0.8396 GB, free: 10.04 MB / 0.7605 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001417/0.4168, allocations: 1.775 MB / 0.8414 GB, free: 8.629 MB / 0.7605 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.829e-06/0.4168, allocations: 9.266 kB / 0.8414 GB, free: 8.629 MB / 0.7605 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001357/0.4182, allocations: 0.8868 MB / 0.8423 GB, free: 8.246 MB / 0.7605 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003486/0.4185, allocations: 156.2 kB / 0.8424 GB, free: 8.16 MB / 0.7605 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.004e-05/0.4186, allocations: 18.8 kB / 0.8424 GB, free: 8.148 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002835/0.4189, allocations: 29.42 kB / 0.8424 GB, free: 8.141 MB / 0.7605 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.564e-05/0.419, allocations: 66.61 kB / 0.8425 GB, free: 8.125 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.249e-05/0.419, allocations: 28.48 kB / 0.8425 GB, free: 8.117 MB / 0.7605 GB Notification: Performance of sorting global known variables: time 0.0004504/0.4195, allocations: 443.1 kB / 0.843 GB, free: 8.043 MB / 0.7605 GB Notification: Performance of sort global known variables: time 1.61e-07/0.4195, allocations: 0 / 0.843 GB, free: 8.043 MB / 0.7605 GB Notification: Performance of remove unused functions: time 0.001383/0.4209, allocations: 0.6962 MB / 0.8436 GB, free: 7.887 MB / 0.7605 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 15 * Number of states: 2 (heaPum.con.vol.dynBal.U,heaPum.eva.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 (55): * Single equations (assignments): 50 * 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 {(1,10)} Notification: Performance of Backend phase and start with SimCode phase: time 0.000392/0.4213, allocations: 251.7 kB / 0.8439 GB, free: 7.773 MB / 0.7605 GB Notification: Performance of simCode: created initialization part: time 0.0007957/0.422, allocations: 0.5386 MB / 0.8444 GB, free: 7.703 MB / 0.7605 GB Notification: Performance of simCode: created event and clocks part: time 1.791e-05/0.4221, allocations: 12.22 kB / 0.8444 GB, free: 7.703 MB / 0.7605 GB Notification: Performance of simCode: created simulation system equations: time 0.0004038/0.4225, allocations: 353.4 kB / 0.8448 GB, free: 7.547 MB / 0.7605 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00133/0.4238, allocations: 0.6032 MB / 0.8453 GB, free: 7.387 MB / 0.7605 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002799/0.4266, allocations: 2.025 MB / 0.8473 GB, free: 6.156 MB / 0.7605 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001648/0.4268, allocations: 238.4 kB / 0.8476 GB, free: 6.008 MB / 0.7605 GB Notification: Performance of simCode: alias equations: time 0.0006964/0.4275, allocations: 204.8 kB / 0.8477 GB, free: 5.914 MB / 0.7605 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007679/0.4282, allocations: 447 kB / 0.8482 GB, free: 5.742 MB / 0.7605 GB Notification: Performance of SimCode: time 1.603e-06/0.4282, allocations: 0 / 0.8482 GB, free: 5.742 MB / 0.7605 GB Notification: Performance of Templates: time 0.03153/0.4598, allocations: 27.31 MB / 0.8748 GB, free: 11.54 MB / 0.7917 GB " [Timeout remaining time 300] make -j1 -f Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y.pipe ; mkfifo Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y.pipe >> ../files/Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y.sim & ./Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.Fluid.HeatPumps.Examples.Carnot_y.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 5.669865603558719]