Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean.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 0.000928/0.000928, allocations: 80.94 kB / 19.94 MB, free: 4.543 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 0.0009619/0.0009619, allocations: 177 kB / 23.36 MB, free: 1.129 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 0.9974/0.9974, allocations: 177.1 MB / 203.8 MB, free: 5.473 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Examples/PPD12/Structure.mo:531:21-535:34:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Examples/PPD12/Structure.mo:531:21-535:42:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/package.mo): time 0.8178/0.8178, allocations: 154.9 MB / 415.1 MB, free: 228 kB / 378.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Utilities/Cryptographics/BaseClasses/sha.mo:2:1-19:8:writable] Warning: External function annotation should occur on the external-clause, not on the function. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Utilities/File/sha2.mo:2:1-9:9:writable] Warning: External function annotation should occur on the external-clause, not on the function. " [Timeout remaining time 179] Using package IDEAS with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 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(IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean") translateModel(IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.994e-06/1.994e-06, allocations: 0 / 480.3 MB, free: 6.566 MB / 442.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.82e-05/2.02e-05, allocations: 6.312 kB / 480.3 MB, free: 6.559 MB / 442.7 MB Notification: Performance of NFInst.instantiate(IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean): time 0.001537/0.001558, allocations: 0.8454 MB / 481.2 MB, free: 5.75 MB / 442.7 MB Notification: Performance of NFInst.instExpressions: time 0.001628/0.003185, allocations: 1.386 MB / 482.6 MB, free: 4.359 MB / 442.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 9.147e-05/0.003277, allocations: 1.719 kB / 482.6 MB, free: 4.359 MB / 442.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0001247/0.003402, allocations: 12.31 kB / 482.6 MB, free: 4.348 MB / 442.7 MB Notification: Performance of NFTyping.typeBindings: time 0.0001557/0.003557, allocations: 35.22 kB / 482.6 MB, free: 4.324 MB / 442.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.0007131/0.00427, allocations: 269.5 kB / 482.9 MB, free: 4.062 MB / 442.7 MB Notification: Performance of NFFlatten.flatten: time 0.0002832/0.004554, allocations: 288.8 kB / 483.2 MB, free: 3.789 MB / 442.7 MB Notification: Performance of NFFlatten.resolveConnections: time 9.223e-05/0.004646, allocations: 34.97 kB / 483.2 MB, free: 3.754 MB / 442.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0002435/0.004889, allocations: 167.8 kB / 483.4 MB, free: 3.59 MB / 442.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0001857/0.005075, allocations: 115.4 kB / 483.5 MB, free: 3.48 MB / 442.7 MB Notification: Performance of NFPackage.collectConstants: time 3.414e-05/0.005109, allocations: 25.12 kB / 483.5 MB, free: 3.457 MB / 442.7 MB Notification: Performance of NFFlatten.collectFunctions: time 7.265e-05/0.005182, allocations: 39.98 kB / 483.5 MB, free: 3.418 MB / 442.7 MB Notification: Performance of NFScalarize.scalarize: time 6.174e-05/0.005244, allocations: 39.89 kB / 483.6 MB, free: 3.379 MB / 442.7 MB Notification: Performance of NFVerifyModel.verify: time 7.247e-05/0.005316, allocations: 85.28 kB / 483.7 MB, free: 3.297 MB / 442.7 MB Notification: Performance of NFConvertDAE.convert: time 0.0002478/0.005564, allocations: 239.2 kB / 483.9 MB, free: 3.062 MB / 442.7 MB Notification: Performance of FrontEnd - DAE generated: time 2.645e-06/0.005566, allocations: 3.984 kB / 483.9 MB, free: 3.059 MB / 442.7 MB Notification: Performance of FrontEnd: time 6.82e-07/0.005567, allocations: 0.8438 kB / 483.9 MB, free: 3.059 MB / 442.7 MB Notification: Performance of Transformations before backend: time 4.067e-06/0.005571, allocations: 0 / 483.9 MB, free: 3.059 MB / 442.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 28 * Number of variables: 28 Notification: Performance of Generate backend data structure: time 0.000555/0.006126, allocations: 431.2 kB / 484.3 MB, free: 2.602 MB / 442.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.136e-05/0.006158, allocations: 12.03 kB / 484.3 MB, free: 2.59 MB / 442.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001366/0.006294, allocations: 40.89 kB / 484.4 MB, free: 2.551 MB / 442.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001857/0.00648, allocations: 154.1 kB / 484.5 MB, free: 2.375 MB / 442.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.584e-05/0.006506, allocations: 16.98 kB / 484.5 MB, free: 2.359 MB / 442.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 3.579e-05/0.006541, allocations: 20.94 kB / 484.6 MB, free: 2.34 MB / 442.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001923/0.006734, allocations: 147 kB / 484.7 MB, free: 2.188 MB / 442.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 8.787e-06/0.006742, allocations: 192 / 484.7 MB, free: 2.188 MB / 442.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.531e-05/0.006758, allocations: 8.375 kB / 484.7 MB, free: 2.18 MB / 442.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.985e-06/0.006766, allocations: 1.312 kB / 484.7 MB, free: 2.18 MB / 442.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 5.256e-05/0.006818, allocations: 44.69 kB / 484.7 MB, free: 2.137 MB / 442.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0003662/0.007185, allocations: 243.2 kB / 485 MB, free: 1.883 MB / 442.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0001278/0.007312, allocations: 128 kB / 485.1 MB, free: 1.75 MB / 442.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 4.145e-05/0.007354, allocations: 33.72 kB / 485.1 MB, free: 1.715 MB / 442.7 MB Notification: Performance of preOpt evalFunc (simulation): time 1.344e-05/0.007367, allocations: 4.344 kB / 485.1 MB, free: 1.711 MB / 442.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001617/0.007529, allocations: 159.7 kB / 485.3 MB, free: 1.543 MB / 442.7 MB Notification: Performance of pre-optimization done (n=28): time 2.144e-06/0.007531, allocations: 0.625 kB / 485.3 MB, free: 1.543 MB / 442.7 MB Notification: Performance of matching and sorting (n=28): time 0.0002488/0.00778, allocations: 206.6 kB / 485.5 MB, free: 1.34 MB / 442.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 3.465e-05/0.007815, allocations: 55.97 kB / 485.6 MB, free: 1.273 MB / 442.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 7.897e-05/0.007894, allocations: 143.3 kB / 485.7 MB, free: 1.121 MB / 442.7 MB Notification: Performance of collectPreVariables (initialization): time 3.712e-05/0.007931, allocations: 41.69 kB / 485.7 MB, free: 1.074 MB / 442.7 MB Notification: Performance of collectInitialEqns (initialization): time 4.338e-05/0.007974, allocations: 101.3 kB / 485.8 MB, free: 0.9727 MB / 442.7 MB Notification: Performance of collectInitialBindings (initialization): time 4.009e-05/0.008014, allocations: 63.55 kB / 485.9 MB, free: 0.9102 MB / 442.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 9.591e-05/0.00811, allocations: 86.5 kB / 486 MB, free: 0.8164 MB / 442.7 MB Notification: Performance of setup shared object (initialization): time 7.98e-05/0.00819, allocations: 327.4 kB / 486.3 MB, free: 500 kB / 442.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001201/0.00831, allocations: 131 kB / 486.4 MB, free: 352 kB / 442.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001241/0.008434, allocations: 189.9 kB / 486.6 MB, free: 132 kB / 442.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002011/0.008635, allocations: 261.9 kB / 486.9 MB, free: 15.84 MB / 458.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.244e-06/0.008637, allocations: 0 / 486.9 MB, free: 15.84 MB / 458.7 MB Notification: Performance of matching and sorting (n=47) (initialization): time 0.0003047/0.008942, allocations: 370.9 kB / 487.2 MB, free: 15.45 MB / 458.7 MB Notification: Performance of prepare postOptimizeDAE: time 4.448e-05/0.008987, allocations: 73.42 kB / 487.3 MB, free: 15.37 MB / 458.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.318e-06/0.008996, allocations: 0.5 kB / 487.3 MB, free: 15.37 MB / 458.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.733e-05/0.009013, allocations: 4.5 kB / 487.3 MB, free: 15.36 MB / 458.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001411/0.009154, allocations: 51.91 kB / 487.4 MB, free: 15.31 MB / 458.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.56e-06/0.00916, allocations: 8.562 kB / 487.4 MB, free: 15.3 MB / 458.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001318/0.009292, allocations: 60.8 kB / 487.4 MB, free: 15.25 MB / 458.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.866e-05/0.00932, allocations: 21.2 kB / 487.5 MB, free: 15.23 MB / 458.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 42 ($whenCondition5,$whenCondition6,booPul1.y,$PRE.booPul1.y,$whenCondition4,booPul.y,$PRE.booPul.y,$whenCondition3,$whenCondition1,$whenCondition2,triMovMea2.ySample[3],$PRE.triMovMea2.ySample[3],triMovMea2.ySample[2],$PRE.triMovMea2.ySample[2],triMovMea2.ySample[1],$PRE.triMovMea2.ySample[1],triMovMea2.index,triMovMea2.counter,$PRE.triMovMea2.counter,triMovMea2.iSample,$PRE.triMovMea2.iSample,triMovMea2.y,triMovMea1.ySample[1],$PRE.triMovMea1.ySample[1],triMovMea1.index,triMovMea1.counter,$PRE.triMovMea1.counter,triMovMea1.iSample,$PRE.triMovMea1.iSample,triMovMea1.y,triMovMea.ySample[3],$PRE.triMovMea.ySample[3],triMovMea.ySample[2],$PRE.triMovMea.ySample[2],triMovMea.ySample[1],$PRE.triMovMea.ySample[1],triMovMea.index,triMovMea.counter,$PRE.triMovMea.counter,triMovMea.iSample,$PRE.triMovMea.iSample,triMovMea.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (39): * Single equations (assignments): 35 * Array equations: 2 * Algorithm blocks: 2 * 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 0.0001223/0.009443, allocations: 156.7 kB / 487.6 MB, free: 15.07 MB / 458.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 3.367e-05/0.009476, allocations: 31.91 kB / 487.6 MB, free: 15.04 MB / 458.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 2.562e-05/0.009502, allocations: 9.969 kB / 487.6 MB, free: 15.02 MB / 458.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.487e-06/0.009505, allocations: 5.812 kB / 487.7 MB, free: 15.02 MB / 458.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.246e-06/0.009509, allocations: 0 / 487.7 MB, free: 15.02 MB / 458.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.799e-06/0.009514, allocations: 0 / 487.7 MB, free: 15.02 MB / 458.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002859/0.009799, allocations: 371.2 kB / 488 MB, free: 14.63 MB / 458.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.524e-06/0.009802, allocations: 4.688 kB / 488 MB, free: 14.63 MB / 458.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 2.836e-05/0.00983, allocations: 7.984 kB / 488 MB, free: 14.62 MB / 458.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 2.725e-06/0.009833, allocations: 1.125 kB / 488 MB, free: 14.62 MB / 458.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.493e-05/0.009848, allocations: 19.92 kB / 488.1 MB, free: 14.6 MB / 458.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.054e-06/0.00985, allocations: 0 / 488.1 MB, free: 14.6 MB / 458.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.253e-06/0.009851, allocations: 0.875 kB / 488.1 MB, free: 14.6 MB / 458.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0002089/0.01006, allocations: 294 kB / 488.3 MB, free: 14.3 MB / 458.7 MB Notification: Performance of postOpt removeConstants (simulation): time 1.885e-05/0.01008, allocations: 23.78 kB / 488.4 MB, free: 14.27 MB / 458.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.676e-05/0.01012, allocations: 12.77 kB / 488.4 MB, free: 14.26 MB / 458.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 6.002e-05/0.01018, allocations: 11.98 kB / 488.4 MB, free: 14.25 MB / 458.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.619e-05/0.01022, allocations: 12.84 kB / 488.4 MB, free: 14.24 MB / 458.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.991e-05/0.01024, allocations: 23.92 kB / 488.4 MB, free: 14.21 MB / 458.7 MB Notification: Performance of sorting global known variables: time 2.469e-05/0.01027, allocations: 22.25 kB / 488.4 MB, free: 14.19 MB / 458.7 MB Notification: Performance of sort global known variables: time 5e-08/0.01027, allocations: 0 / 488.4 MB, free: 14.19 MB / 458.7 MB Notification: Performance of remove unused functions: time 0.0002191/0.01049, allocations: 67.98 kB / 488.5 MB, free: 14.12 MB / 458.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 27 ($whenCondition5,$whenCondition6,$whenCondition4,$whenCondition3,$whenCondition1,$whenCondition2,booPul.y,triMovMea.y,triMovMea.iSample,triMovMea.counter,triMovMea.index,triMovMea.ySample[1],triMovMea.ySample[2],triMovMea.ySample[3],triMovMea1.y,triMovMea1.iSample,triMovMea1.counter,triMovMea1.index,triMovMea1.ySample[1],triMovMea2.y,triMovMea2.iSample,triMovMea2.counter,triMovMea2.index,triMovMea2.ySample[1],triMovMea2.ySample[2],triMovMea2.ySample[3],booPul1.y) * Number of discrete states: 13 (triMovMea2.iSample,triMovMea2.ySample[1],triMovMea2.ySample[2],triMovMea2.ySample[3],triMovMea2.counter,triMovMea.iSample,triMovMea.counter,triMovMea.ySample[1],triMovMea.ySample[2],triMovMea.ySample[3],triMovMea1.iSample,triMovMea1.counter,triMovMea1.ySample[1]) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (24): * Single equations (assignments): 7 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 17 * 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 0.000159/0.01064, allocations: 111.6 kB / 488.6 MB, free: 14.02 MB / 458.7 MB Notification: Performance of simCode: created initialization part: time 0.0003453/0.01099, allocations: 358 kB / 489 MB, free: 13.63 MB / 458.7 MB Notification: Performance of simCode: created event and clocks part: time 5.34e-06/0.011, allocations: 4 kB / 489 MB, free: 13.62 MB / 458.7 MB Notification: Performance of simCode: created simulation system equations: time 8.115e-05/0.01108, allocations: 64.75 kB / 489 MB, free: 13.56 MB / 458.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002051/0.01128, allocations: 46.2 kB / 489.1 MB, free: 13.52 MB / 458.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0005371/0.01182, allocations: 300.2 kB / 489.4 MB, free: 13.2 MB / 458.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 4.676e-05/0.01187, allocations: 72.33 kB / 489.4 MB, free: 13.11 MB / 458.7 MB Notification: Performance of simCode: alias equations: time 4.716e-05/0.01191, allocations: 20.08 kB / 489.5 MB, free: 13.09 MB / 458.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001382/0.01205, allocations: 95.33 kB / 489.6 MB, free: 13 MB / 458.7 MB Notification: Performance of SimCode: time 6.41e-07/0.01205, allocations: 0 / 489.6 MB, free: 13 MB / 458.7 MB Notification: Performance of Templates: time 0.005693/0.01774, allocations: 4.049 MB / 493.6 MB, free: 9.227 MB / 458.7 MB " [Timeout remaining time 660] make -j1 -f IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean.makefile [Timeout 660] (rm -f IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean.pipe ; mkfifo IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean.pipe >> ../files/IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean.sim & ./IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean -abortSlowSimulation -alarm=240 -lv LOG_STATS > IDEAS_dev_IDEAS.Controls.OBC.CDL.Discrete.Validation.TriggeredMovingMean.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 3.721768843010068]