Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2.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 0.0009992/0.0009992, allocations: 93.06 kB / 19.65 MB, free: 280 kB / 13.93 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 0.001229/0.001229, allocations: 169 kB / 23.02 MB, free: 1.547 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 0.9639/0.9639, allocations: 177.1 MB / 203.4 MB, free: 5.637 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo", uses=false) [Timeout 180] "[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-545:108:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-545:116:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/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 4.0.0/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 4.0.0/package.mo): time 0.8144/0.8144, allocations: 154.6 MB / 414.5 MB, free: 0.6797 MB / 378.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/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 4.0.0/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 4.0.0/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.Examples.Tutorial.SimpleHouse.SimpleHouse2,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2") translateModel(IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 2.014e-06/2.014e-06, allocations: 0 / 0.5203 GB, free: 2.227 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.933e-05/3.134e-05, allocations: 2.312 kB / 0.5203 GB, free: 2.223 MB / 490.7 MB Notification: Performance of NFInst.instantiate(IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2): time 0.005937/0.005968, allocations: 5.131 MB / 0.5253 GB, free: 13.09 MB / 0.4948 GB Notification: Performance of NFInst.instExpressions: time 0.1507/0.1567, allocations: 146.6 MB / 0.6685 GB, free: 10.12 MB / 0.6355 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001087/0.1578, allocations: 23.81 kB / 0.6685 GB, free: 10.1 MB / 0.6355 GB Notification: Performance of NFTyping.typeComponents: time 0.0007159/0.1585, allocations: 210 kB / 0.6687 GB, free: 9.891 MB / 0.6355 GB Notification: Performance of NFTyping.typeBindings: time 0.002197/0.1607, allocations: 0.6094 MB / 0.6693 GB, free: 9.277 MB / 0.6355 GB Notification: Performance of NFTyping.typeClassSections: time 0.002025/0.1627, allocations: 0.8763 MB / 0.6702 GB, free: 8.398 MB / 0.6355 GB Notification: Performance of NFFlatten.flatten: time 0.001787/0.1645, allocations: 1.513 MB / 0.6716 GB, free: 6.879 MB / 0.6355 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0007609/0.1653, allocations: 410.7 kB / 0.672 GB, free: 6.461 MB / 0.6355 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001277/0.1665, allocations: 0.7913 MB / 0.6728 GB, free: 5.668 MB / 0.6355 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0005767/0.1671, allocations: 394.8 kB / 0.6732 GB, free: 5.281 MB / 0.6355 GB Notification: Performance of NFPackage.collectConstants: time 0.0001639/0.1673, allocations: 116 kB / 0.6733 GB, free: 5.168 MB / 0.6355 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0009962/0.1683, allocations: 483.4 kB / 0.6738 GB, free: 4.695 MB / 0.6355 GB Notification: Performance of NFScalarize.scalarize: time 0.0002347/0.1685, allocations: 302.9 kB / 0.674 GB, free: 4.398 MB / 0.6355 GB Notification: Performance of NFVerifyModel.verify: time 0.0003682/0.1689, allocations: 398.9 kB / 0.6744 GB, free: 4.008 MB / 0.6355 GB Notification: Performance of NFConvertDAE.convert: time 0.001693/0.1706, allocations: 1.269 MB / 0.6757 GB, free: 2.734 MB / 0.6355 GB Notification: Performance of FrontEnd - DAE generated: time 3.838e-06/0.1706, allocations: 0 / 0.6757 GB, free: 2.734 MB / 0.6355 GB Notification: Performance of FrontEnd: time 1.002e-06/0.1706, allocations: 0 / 0.6757 GB, free: 2.734 MB / 0.6355 GB Notification: Performance of Transformations before backend: time 1.616e-05/0.1706, allocations: 0 / 0.6757 GB, free: 2.734 MB / 0.6355 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 224 * Number of variables: 224 Notification: Performance of Generate backend data structure: time 0.005101/0.1757, allocations: 1.543 MB / 0.6772 GB, free: 1.145 MB / 0.6355 GB Notification: Performance of prepare preOptimizeDAE: time 3.742e-05/0.1757, allocations: 8.031 kB / 0.6772 GB, free: 1.137 MB / 0.6355 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001073/0.1768, allocations: 343.5 kB / 0.6775 GB, free: 0.8008 MB / 0.6355 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003942/0.1807, allocations: 0.7189 MB / 0.6782 GB, free: 60 kB / 0.6355 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.3237/0.5044, allocations: 66.67 kB / 0.6783 GB, free: 57.16 MB / 0.6355 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002461/0.5047, allocations: 90.84 kB / 0.6784 GB, free: 57.16 MB / 0.6355 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00112/0.5058, allocations: 0.9541 MB / 0.6793 GB, free: 56.73 MB / 0.6355 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.408e-05/0.5058, allocations: 2.656 kB / 0.6793 GB, free: 56.73 MB / 0.6355 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.514e-05/0.5059, allocations: 36.7 kB / 0.6793 GB, free: 56.73 MB / 0.6355 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.867e-05/0.5059, allocations: 21.34 kB / 0.6793 GB, free: 56.73 MB / 0.6355 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000798/0.5067, allocations: 0.8077 MB / 0.6801 GB, free: 56.72 MB / 0.6355 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002379/0.5091, allocations: 2.25 MB / 0.6823 GB, free: 55.88 MB / 0.6355 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0007582/0.5098, allocations: 0.4955 MB / 0.6828 GB, free: 55.84 MB / 0.6355 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002163/0.51, allocations: 186.2 kB / 0.683 GB, free: 55.82 MB / 0.6355 GB Notification: Performance of preOpt evalFunc (simulation): time 5.017e-05/0.5101, allocations: 30.61 kB / 0.683 GB, free: 55.82 MB / 0.6355 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004277/0.5105, allocations: 492 kB / 0.6835 GB, free: 55.61 MB / 0.6355 GB Notification: Performance of pre-optimization done (n=85): time 3.436e-06/0.5105, allocations: 0 / 0.6835 GB, free: 55.61 MB / 0.6355 GB Notification: Performance of matching and sorting (n=85): time 0.001496/0.512, allocations: 0.8398 MB / 0.6843 GB, free: 55.5 MB / 0.6355 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.756e-05/0.5121, allocations: 189.6 kB / 0.6845 GB, free: 55.27 MB / 0.6355 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004271/0.5125, allocations: 0.5918 MB / 0.6851 GB, free: 55.08 MB / 0.6355 GB Notification: Performance of collectPreVariables (initialization): time 4.49e-05/0.5125, allocations: 46.2 kB / 0.6851 GB, free: 55.05 MB / 0.6355 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001824/0.5127, allocations: 473.9 kB / 0.6856 GB, free: 54.84 MB / 0.6355 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001276/0.5128, allocations: 292.3 kB / 0.6858 GB, free: 54.69 MB / 0.6355 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001595/0.513, allocations: 172.9 kB / 0.686 GB, free: 54.66 MB / 0.6355 GB Notification: Performance of setup shared object (initialization): time 0.0001063/0.5131, allocations: 0.5646 MB / 0.6866 GB, free: 54.17 MB / 0.6355 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002012/0.5133, allocations: 135.4 kB / 0.6867 GB, free: 54.17 MB / 0.6355 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002796/0.5136, allocations: 375.9 kB / 0.687 GB, free: 53.94 MB / 0.6355 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004608/0.5141, allocations: 378.7 kB / 0.6874 GB, free: 53.88 MB / 0.6355 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.437e-06/0.5141, allocations: 4.469 kB / 0.6874 GB, free: 53.88 MB / 0.6355 GB Notification: Performance of matching and sorting (n=102) (initialization): time 0.000914/0.515, allocations: 0.6537 MB / 0.6881 GB, free: 53.76 MB / 0.6355 GB Notification: Performance of prepare postOptimizeDAE: time 2.008e-05/0.515, allocations: 8.953 kB / 0.6881 GB, free: 53.76 MB / 0.6355 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.963e-06/0.515, allocations: 3.812 kB / 0.6881 GB, free: 53.76 MB / 0.6355 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004688/0.5155, allocations: 125.6 kB / 0.6882 GB, free: 53.75 MB / 0.6355 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003739/0.5158, allocations: 172.8 kB / 0.6883 GB, free: 53.75 MB / 0.6355 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001166/0.517, allocations: 1.911 MB / 0.6902 GB, free: 51.99 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003066/0.5173, allocations: 70.25 kB / 0.6903 GB, free: 51.98 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.497e-05/0.5174, allocations: 40.27 kB / 0.6903 GB, free: 51.98 MB / 0.6355 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 17 (weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,weaDat.decAng.tNext,$PRE.weaDat.decAng.tNext,weaDat.eqnTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.locTim.tNext,$PRE.weaDat.locTim.tNext,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (100): * Single equations (assignments): 99 * 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0002092/0.5176, allocations: 212.8 kB / 0.6905 GB, free: 51.82 MB / 0.6355 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001175/0.5177, allocations: 117.2 kB / 0.6906 GB, free: 51.77 MB / 0.6355 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001114/0.5188, allocations: 0.8386 MB / 0.6915 GB, free: 51.67 MB / 0.6355 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.434e-06/0.5188, allocations: 8.344 kB / 0.6915 GB, free: 51.67 MB / 0.6355 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.879e-06/0.5188, allocations: 3.875 kB / 0.6915 GB, free: 51.67 MB / 0.6355 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.584e-06/0.5188, allocations: 3.328 kB / 0.6915 GB, free: 51.67 MB / 0.6355 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0005225/0.5193, allocations: 0.5965 MB / 0.6921 GB, free: 51.52 MB / 0.6355 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.15e-06/0.5193, allocations: 6.422 kB / 0.6921 GB, free: 51.52 MB / 0.6355 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003306/0.5197, allocations: 156.5 kB / 0.6922 GB, free: 51.52 MB / 0.6355 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003505/0.52, allocations: 118 kB / 0.6923 GB, free: 51.5 MB / 0.6355 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.506e-05/0.5201, allocations: 24.34 kB / 0.6923 GB, free: 51.5 MB / 0.6355 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.000893/0.521, allocations: 1.918 MB / 0.6942 GB, free: 49.75 MB / 0.6355 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.32e-07/0.521, allocations: 0.7656 kB / 0.6942 GB, free: 49.75 MB / 0.6355 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001147/0.5221, allocations: 0.9261 MB / 0.6951 GB, free: 49.57 MB / 0.6355 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002207/0.5223, allocations: 194.1 kB / 0.6953 GB, free: 49.53 MB / 0.6355 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.419e-05/0.5224, allocations: 25.59 kB / 0.6953 GB, free: 49.52 MB / 0.6355 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002239/0.5226, allocations: 42.23 kB / 0.6954 GB, free: 49.52 MB / 0.6355 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001169/0.5227, allocations: 69.73 kB / 0.6954 GB, free: 49.52 MB / 0.6355 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.615e-05/0.5228, allocations: 39.7 kB / 0.6955 GB, free: 49.52 MB / 0.6355 GB Notification: Performance of sorting global known variables: time 0.0002776/0.5231, allocations: 397.8 kB / 0.6959 GB, free: 49.39 MB / 0.6355 GB Notification: Performance of sort global known variables: time 2.21e-07/0.5231, allocations: 2.562 kB / 0.6959 GB, free: 49.39 MB / 0.6355 GB Notification: Performance of remove unused functions: time 0.0006677/0.5237, allocations: 344.4 kB / 0.6962 GB, free: 49.36 MB / 0.6355 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 1 (walCap.T) * Number of discrete variables: 10 ($whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext) * Number of discrete states: 5 (weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (96): * Single equations (assignments): 90 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 5 * 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 {(1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001346/0.5251, allocations: 0.6173 MB / 0.6968 GB, free: 49.26 MB / 0.6355 GB Notification: Performance of simCode: created initialization part: time 0.001047/0.5261, allocations: 0.6593 MB / 0.6974 GB, free: 49.05 MB / 0.6355 GB Notification: Performance of simCode: created event and clocks part: time 3.787e-06/0.5261, allocations: 1.156 kB / 0.6974 GB, free: 49.05 MB / 0.6355 GB Notification: Performance of simCode: created simulation system equations: time 0.0004732/0.5266, allocations: 488.5 kB / 0.6979 GB, free: 48.86 MB / 0.6355 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008685/0.5275, allocations: 322.5 kB / 0.6982 GB, free: 48.84 MB / 0.6355 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002922/0.5304, allocations: 1.685 MB / 0.6999 GB, free: 48.1 MB / 0.6355 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001495/0.5306, allocations: 200.1 kB / 0.7 GB, free: 48.02 MB / 0.6355 GB Notification: Performance of simCode: alias equations: time 0.0006352/0.5312, allocations: 250.1 kB / 0.7003 GB, free: 47.98 MB / 0.6355 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002166/0.5314, allocations: 108.3 kB / 0.7004 GB, free: 47.97 MB / 0.6355 GB Notification: Performance of SimCode: time 3.226e-06/0.5314, allocations: 0.7188 kB / 0.7004 GB, free: 47.97 MB / 0.6355 GB Notification: Performance of Templates: time 0.02467/0.5561, allocations: 16.34 MB / 0.7163 GB, free: 46.38 MB / 0.6355 GB " [Timeout remaining time 659] make -j1 -f IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2.makefile [Timeout 660] (rm -f IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2.pipe ; mkfifo IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2.pipe ; head -c 1048576 < IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2.pipe >> ../files/IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2.sim & ./IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2 -abortSlowSimulation -alarm=240 -lv LOG_STATS > IDEAS_IDEAS.Examples.Tutorial.SimpleHouse.SimpleHouse2.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 4.827487920410931]