Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.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 0.001109/0.001109, allocations: 92.11 kB / 20.43 MB, free: 4.145 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 0.001437/0.001437, allocations: 165 kB / 23.8 MB, free: 0.7734 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 1.012/1.012, allocations: 177.1 MB / 204.2 MB, free: 5.605 MB / 186.7 MB " [Timeout remaining time 179] 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 0.6145/0.6145, allocations: 114.9 MB / 375.7 MB, free: 7.613 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.Movers.Examples.SpeedControlled_y_pumpCurves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves") translateModel(IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 2.054e-06/2.054e-06, allocations: 0 / 481.5 MB, free: 11.96 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.631e-05/2.836e-05, allocations: 2.312 kB / 481.5 MB, free: 11.96 MB / 410.7 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves): time 0.02529/0.02532, allocations: 29.86 MB / 0.4994 GB, free: 8.184 MB / 426.7 MB Notification: Performance of NFInst.instExpressions: time 0.0303/0.05562, allocations: 15.68 MB / 0.5147 GB, free: 10.39 MB / 442.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.006969/0.06259, allocations: 226.2 kB / 0.5149 GB, free: 10.17 MB / 442.7 MB Notification: Performance of NFTyping.typeComponents: time 0.00654/0.06913, allocations: 2.249 MB / 0.5171 GB, free: 8.094 MB / 442.7 MB Notification: Performance of NFTyping.typeBindings: time 0.01125/0.08039, allocations: 4.329 MB / 0.5213 GB, free: 3.742 MB / 442.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.009055/0.08944, allocations: 4.15 MB / 0.5254 GB, free: 15.59 MB / 458.7 MB Notification: Performance of NFFlatten.flatten: time 0.04367/0.1331, allocations: 43.51 MB / 0.5679 GB, free: 4.016 MB / 490.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.005993/0.1391, allocations: 3.137 MB / 0.5709 GB, free: 0.8203 MB / 490.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.01235/0.1515, allocations: 5.133 MB / 0.5759 GB, free: 11.71 MB / 0.4948 GB Notification: Performance of NFSimplifyModel.simplify: time 0.006867/0.1583, allocations: 3.033 MB / 0.5789 GB, free: 8.676 MB / 0.4948 GB Notification: Performance of NFPackage.collectConstants: time 0.002504/0.1608, allocations: 400 kB / 0.5793 GB, free: 8.285 MB / 0.4948 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004625/0.1655, allocations: 1.579 MB / 0.5808 GB, free: 6.703 MB / 0.4948 GB Notification: Performance of NFScalarize.scalarize: time 0.00243/0.1679, allocations: 1.99 MB / 0.5828 GB, free: 4.707 MB / 0.4948 GB Notification: Performance of NFVerifyModel.verify: time 0.003884/0.1718, allocations: 1.874 MB / 0.5846 GB, free: 2.828 MB / 0.4948 GB Notification: Performance of NFConvertDAE.convert: time 0.009421/0.1812, allocations: 5.095 MB / 0.5896 GB, free: 13.71 MB / 0.5105 GB Notification: Performance of FrontEnd - DAE generated: time 6.352e-06/0.1812, allocations: 0 / 0.5896 GB, free: 13.71 MB / 0.5105 GB Notification: Performance of FrontEnd: time 1.283e-06/0.1812, allocations: 4 kB / 0.5896 GB, free: 13.71 MB / 0.5105 GB Notification: Performance of Transformations before backend: time 0.0002383/0.1814, allocations: 0 / 0.5896 GB, free: 13.71 MB / 0.5105 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 545 * Number of variables: 545 Notification: Performance of Generate backend data structure: time 0.009401/0.1908, allocations: 6.586 MB / 0.596 GB, free: 7.012 MB / 0.5105 GB Notification: Performance of prepare preOptimizeDAE: time 4.596e-05/0.1909, allocations: 12.03 kB / 0.596 GB, free: 7 MB / 0.5105 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004789/0.1957, allocations: 1.787 MB / 0.5978 GB, free: 5.207 MB / 0.5105 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01129/0.207, allocations: 7.627 MB / 0.6052 GB, free: 13.45 MB / 0.5261 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001768/0.2071, allocations: 188.3 kB / 0.6054 GB, free: 13.26 MB / 0.5261 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005078/0.2077, allocations: 240 kB / 0.6056 GB, free: 13.02 MB / 0.5261 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003472/0.2111, allocations: 2.219 MB / 0.6078 GB, free: 10.61 MB / 0.5261 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.364e-05/0.2112, allocations: 11.94 kB / 0.6078 GB, free: 10.6 MB / 0.5261 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001779/0.2113, allocations: 88 kB / 0.6079 GB, free: 10.51 MB / 0.5261 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.513e-05/0.2114, allocations: 52 kB / 0.6079 GB, free: 10.46 MB / 0.5261 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00188/0.2132, allocations: 1.093 MB / 0.609 GB, free: 9.344 MB / 0.5261 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 0.01381/0.2271, allocations: 11.07 MB / 0.6198 GB, free: 13.98 MB / 0.5417 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002015/0.2291, allocations: 1.064 MB / 0.6209 GB, free: 12.9 MB / 0.5417 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006238/0.2297, allocations: 415.7 kB / 0.6213 GB, free: 12.5 MB / 0.5417 GB Notification: Performance of preOpt evalFunc (simulation): time 0.004683/0.2344, allocations: 2.534 MB / 0.6237 GB, free: 9.941 MB / 0.5417 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.108e-05/0.2344, allocations: 46.39 kB / 0.6238 GB, free: 9.887 MB / 0.5417 GB Notification: Performance of pre-optimization done (n=115): time 2.875e-06/0.2344, allocations: 0 / 0.6238 GB, free: 9.887 MB / 0.5417 GB Notification: Performance of matching and sorting (n=115): time 0.004755/0.2392, allocations: 2.198 MB / 0.6259 GB, free: 7.664 MB / 0.5417 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.527e-05/0.2392, allocations: 64.41 kB / 0.626 GB, free: 7.59 MB / 0.5417 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.005743/0.245, allocations: 4.562 MB / 0.6304 GB, free: 3.008 MB / 0.5417 GB Notification: Performance of collectPreVariables (initialization): time 0.000455/0.2454, allocations: 57.7 kB / 0.6305 GB, free: 2.945 MB / 0.5417 GB Notification: Performance of collectInitialEqns (initialization): time 0.001858/0.2473, allocations: 2.764 MB / 0.6332 GB, free: 176 kB / 0.5417 GB Notification: Performance of collectInitialBindings (initialization): time 0.000588/0.2479, allocations: 416.3 kB / 0.6336 GB, free: 15.76 MB / 0.5573 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005973/0.2485, allocations: 496.9 kB / 0.6341 GB, free: 15.27 MB / 0.5573 GB Notification: Performance of setup shared object (initialization): time 0.0001033/0.2486, allocations: 488.7 kB / 0.6345 GB, free: 14.79 MB / 0.5573 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000802/0.2494, allocations: 471.4 kB / 0.635 GB, free: 14.32 MB / 0.5573 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001389/0.2508, allocations: 1.895 MB / 0.6368 GB, free: 11.89 MB / 0.5573 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001928/0.2527, allocations: 1.773 MB / 0.6386 GB, free: 9.773 MB / 0.5573 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.229e-05/0.2527, allocations: 8 kB / 0.6386 GB, free: 9.766 MB / 0.5573 GB Notification: Performance of matching and sorting (n=239) (initialization): time 0.003874/0.2566, allocations: 2.336 MB / 0.6408 GB, free: 7.402 MB / 0.5573 GB Notification: Performance of prepare postOptimizeDAE: time 2.87e-05/0.2566, allocations: 16 kB / 0.6409 GB, free: 7.387 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.089e-05/0.2566, allocations: 16 kB / 0.6409 GB, free: 7.371 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009094/0.2575, allocations: 327 kB / 0.6412 GB, free: 7.035 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001043/0.2586, allocations: 463.3 kB / 0.6416 GB, free: 6.582 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001797/0.2604, allocations: 3.543 MB / 0.6451 GB, free: 2.91 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002183/0.2626, allocations: 267.3 kB / 0.6453 GB, free: 2.648 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000269/0.2628, allocations: 223.9 kB / 0.6456 GB, free: 2.43 MB / 0.5573 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001505/0.2643, allocations: 0.5494 MB / 0.6461 GB, free: 1.875 MB / 0.5573 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.2397/0.504, allocations: 1.851 MB / 0.6479 GB, free: 118.5 MB / 0.5573 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002472/0.5065, allocations: 1.652 MB / 0.6495 GB, free: 117.6 MB / 0.5573 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.604e-05/0.5065, allocations: 5.812 kB / 0.6495 GB, free: 117.6 MB / 0.5573 GB Notification: Performance of matching and sorting (n=239) (initialization_lambda0): time 0.005044/0.5116, allocations: 2.311 MB / 0.6518 GB, free: 117.5 MB / 0.5573 GB Notification: Performance of prepare postOptimizeDAE: time 2.36e-05/0.5116, allocations: 19.22 kB / 0.6518 GB, free: 117.5 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.343e-05/0.5116, allocations: 18.36 kB / 0.6518 GB, free: 117.5 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001723/0.5133, allocations: 0.5978 MB / 0.6524 GB, free: 117.4 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000938/0.5143, allocations: 428.7 kB / 0.6528 GB, free: 117.4 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00653/0.5208, allocations: 10.26 MB / 0.6628 GB, free: 109.2 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002268/0.5231, allocations: 236.2 kB / 0.663 GB, free: 109.2 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002405/0.5233, allocations: 170.4 kB / 0.6632 GB, free: 109.2 MB / 0.5573 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 81 * 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 (203): * Single equations (assignments): 195 * Array equations: 4 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * 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): 4 systems {(1,4), (1,4), (1,4), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0005655/0.5239, allocations: 387.7 kB / 0.6636 GB, free: 108.9 MB / 0.5573 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000711/0.5246, allocations: 0.5395 MB / 0.6641 GB, free: 108.9 MB / 0.5573 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003289/0.5279, allocations: 2.218 MB / 0.6663 GB, free: 108.6 MB / 0.5573 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.285e-05/0.5279, allocations: 13.12 kB / 0.6663 GB, free: 108.6 MB / 0.5573 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.711e-06/0.5279, allocations: 6.594 kB / 0.6663 GB, free: 108.6 MB / 0.5573 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.094e-05/0.5279, allocations: 6.281 kB / 0.6663 GB, free: 108.6 MB / 0.5573 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006726/0.5346, allocations: 4.581 MB / 0.6708 GB, free: 108 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.211e-06/0.5346, allocations: 0 / 0.6708 GB, free: 108 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007213/0.5354, allocations: 269.5 kB / 0.671 GB, free: 108 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0008117/0.5362, allocations: 348 kB / 0.6714 GB, free: 107.9 MB / 0.5573 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001059/0.5363, allocations: 60.47 kB / 0.6714 GB, free: 107.9 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001029/0.5373, allocations: 3.433 MB / 0.6748 GB, free: 104.7 MB / 0.5573 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.244e-06/0.5373, allocations: 0 / 0.6748 GB, free: 104.7 MB / 0.5573 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003279/0.5406, allocations: 2.021 MB / 0.6767 GB, free: 104 MB / 0.5573 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001384/0.542, allocations: 0.6868 MB / 0.6774 GB, free: 103.7 MB / 0.5573 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005671/0.5425, allocations: 29.72 kB / 0.6774 GB, free: 103.7 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00104/0.5436, allocations: 84.59 kB / 0.6775 GB, free: 103.7 MB / 0.5573 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001595/0.5437, allocations: 102.8 kB / 0.6776 GB, free: 103.7 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.00017/0.5439, allocations: 117.8 kB / 0.6777 GB, free: 103.7 MB / 0.5573 GB Notification: Performance of sorting global known variables: time 0.00377/0.5477, allocations: 2.464 MB / 0.6801 GB, free: 103.5 MB / 0.5573 GB Notification: Performance of sort global known variables: time 2.11e-07/0.5477, allocations: 0 / 0.6801 GB, free: 103.5 MB / 0.5573 GB Notification: Performance of remove unused functions: time 0.00657/0.5543, allocations: 1.873 MB / 0.682 GB, free: 103.3 MB / 0.5573 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * 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 (115): * Single equations (assignments): 104 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 7 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * 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): 4 systems {(1,5), (1,5), (1,5), (1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.00104/0.5553, allocations: 381.7 kB / 0.6823 GB, free: 103.2 MB / 0.5573 GB Notification: Performance of simCode: created initialization part: time 0.005533/0.5608, allocations: 2.995 MB / 0.6853 GB, free: 102.5 MB / 0.5573 GB Notification: Performance of simCode: created event and clocks part: time 5.571e-06/0.5608, allocations: 2.406 kB / 0.6853 GB, free: 102.5 MB / 0.5573 GB Notification: Performance of simCode: created simulation system equations: time 0.001051/0.5619, allocations: 0.6257 MB / 0.6859 GB, free: 102.4 MB / 0.5573 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.008572/0.5705, allocations: 2.985 MB / 0.6888 GB, free: 102.1 MB / 0.5573 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01142/0.5819, allocations: 7.409 MB / 0.696 GB, free: 98.74 MB / 0.5573 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001186/0.5831, allocations: 1.029 MB / 0.697 GB, free: 98.58 MB / 0.5573 GB Notification: Performance of simCode: alias equations: time 0.00471/0.5878, allocations: 1.273 MB / 0.6983 GB, free: 98.17 MB / 0.5573 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001123/0.5889, allocations: 457.6 kB / 0.6987 GB, free: 98.12 MB / 0.5573 GB Notification: Performance of SimCode: time 2.524e-06/0.5889, allocations: 0 / 0.6987 GB, free: 98.12 MB / 0.5573 GB Notification: Performance of Templates: time 0.09914/0.688, allocations: 105.4 MB / 0.8016 GB, free: 1.973 MB / 0.5573 GB " [Timeout remaining time 659] make -j1 -f IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.makefile [Timeout 660] (rm -f IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.sim & ./IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves -abortSlowSimulation -alarm=240 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 6.21240812074393]