Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.Economizers.Subsequences.Limits.Validation.SeparateWithAFMS.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "[:1:22-1:33:writable] Warning: Modelica only supports 32-bit signed integers! Transforming: 13743895347 into a real Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0003393/0.0003393, allocations: 0 / 0, free: 0 / 0 " [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 0.0003174/0.0003174, allocations: 0 / 0, free: 0 / 0 " [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 0.2449/0.2449, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo): time 0.3605/0.3605, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] Using package Buildings with version 12.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.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: simulate(Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.Economizers.Subsequences.Limits.Validation.SeparateWithAFMS,startTime=0,stopTime=1800,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|disMinCon.VOutMinSet_flow_normalized|disMinCon.VOut_flow_normalized|disMinCon.u1SupFan|disMinCon.uOpeMod|disMinCon.yMinOutDam|disMinCon.yOutDam_min|disMinCon.yOutDam_max|disMinCon.yRetDam_min|disMinCon.yRetDam_max|disMinCon1.VOutMinSet_flow_normalized|disMinCon1.VOut_flow_normalized|disMinCon1.u1SupFan|disMinCon1.uOpeMod|disMinCon1.yMinOutDam|disMinCon1.yOutDam_min|disMinCon1.yOutDam_max|disMinCon1.yRetDam_min|disMinCon1.yRetDam_max|minCon.VOutMinSet_flow_normalized|minCon.VOut_flow_normalized|minCon.u1SupFan|minCon.uOpeMod|minCon.yMinOutDam|minCon.yOutDam_min|minCon.yOutDam_max|minCon.yRetDam_min|minCon.yRetDam_max",fileNamePrefix="Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.Economizers.Subsequences.Limits.Validation.SeparateWithAFMS",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") simulate(Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.Economizers.Subsequences.Limits.Validation.SeparateWithAFMS,startTime=0,stopTime=1800,tolerance=1e-06,numberOfIntervals=2500,outputFormat="mat",variableFilter="time|disMinCon.VOutMinSet_flow_normalized|disMinCon.VOut_flow_normalized|disMinCon.u1SupFan|disMinCon.uOpeMod|disMinCon.yMinOutDam|disMinCon.yOutDam_min|disMinCon.yOutDam_max|disMinCon.yRetDam_min|disMinCon.yRetDam_max|disMinCon1.VOutMinSet_flow_normalized|disMinCon1.VOut_flow_normalized|disMinCon1.u1SupFan|disMinCon1.uOpeMod|disMinCon1.yMinOutDam|disMinCon1.yOutDam_min|disMinCon1.yOutDam_max|disMinCon1.yRetDam_min|disMinCon1.yRetDam_max|minCon.VOutMinSet_flow_normalized|minCon.VOut_flow_normalized|minCon.u1SupFan|minCon.uOpeMod|minCon.yMinOutDam|minCon.yOutDam_min|minCon.yOutDam_max|minCon.yRetDam_min|minCon.yRetDam_max",fileNamePrefix="Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.Economizers.Subsequences.Limits.Validation.SeparateWithAFMS",simflags="-abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS") [Timeout 540] "Notification: Performance of FrontEnd - loaded program: time 1.924e-06/1.924e-06, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - Absyn->SCode: time 2.499e-05/2.691e-05, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.Economizers.Subsequences.Limits.Validation.SeparateWithAFMS): time 0.005667/0.005694, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instExpressions: time 0.00455/0.01024, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.updateImplicitVariability: time 0.001338/0.01158, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeComponents: time 0.0005882/0.01217, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeBindings: time 0.0007923/0.01296, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeClassSections: time 0.001284/0.01425, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.flatten: time 0.001354/0.0156, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.resolveConnections: time 0.0008822/0.01648, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFEvalConstants.evaluate: time 0.001177/0.01766, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFSimplifyModel.simplify: time 0.0003668/0.01802, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFPackage.collectConstants: time 0.000156/0.01818, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.collectFunctions: time 9.424e-05/0.01828, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFScalarize.scalarize: time 0.0002853/0.01856, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFVerifyModel.verify: time 0.0003688/0.01893, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFConvertDAE.convert: time 0.001233/0.02016, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - DAE generated: time 0.000126/0.02029, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd: time 1.853e-06/0.02029, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Transformations before backend: time 1.42e-05/0.0203, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 450 * Number of variables: 450 Notification: Performance of Generate backend data structure: time 0.00177/0.02207, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare preOptimizeDAE: time 0.0001071/0.02218, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002151/0.0224, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008934/0.02329, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001028/0.02339, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001219/0.02351, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt clockPartitioning (simulation): time 0.001142/0.02466, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt findStateOrder (simulation): time 2.375e-05/0.02468, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.49e-05/0.02477, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.179e-05/0.02479, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000501/0.02529, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003097/0.02839, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt comSubExp (simulation): time 0.0005025/0.02889, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt resolveLoops (simulation): time 0.000139/0.02903, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evalFunc (simulation): time 3.102e-05/0.02906, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003376/0.0294, allocations: 0 / 0, free: 0 / 0 Notification: Performance of pre-optimization done (n=94): time 5.009e-06/0.0294, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=94): time 0.0005212/0.02992, allocations: 0 / 0, free: 0 / 0 Notification: Performance of inlineWhenForInitialization (initialization): time 3.807e-05/0.02996, allocations: 0 / 0, free: 0 / 0 Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000608/0.03057, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectPreVariables (initialization): time 8.574e-05/0.03065, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialEqns (initialization): time 0.0002585/0.03091, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialBindings (initialization): time 0.0001155/0.03103, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002095/0.03124, allocations: 0 / 0, free: 0 / 0 Notification: Performance of setup shared object (initialization): time 3.794e-05/0.03128, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001393/0.03141, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002812/0.0317, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization): time 0.0003673/0.03206, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.925e-06/0.03207, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=174) (initialization): time 0.000647/0.03272, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 1.618e-05/0.03273, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.073e-05/0.03274, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 2.303e-05/0.03277, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003651/0.03313, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.426e-05/0.03316, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002803/0.03344, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.438e-05/0.03348, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0002214/0.0337, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002186/0.03392, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0003489/0.03427, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.484e-06/0.03428, allocations: 0 / 0, free: 0 / 0 Notification: Performance of matching and sorting (n=174) (initialization_lambda0): time 0.0005779/0.03486, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 1.315e-05/0.03487, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.418e-06/0.03488, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 1.438e-05/0.03489, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003272/0.03522, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.15e-05/0.03524, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002606/0.0355, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.959e-05/0.03554, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 56 * Number of states: 0 () * Number of discrete variables: 48 (minCon.intEqu.y,$whenCondition3,minCon.disRetDamMin.y,minCon.enaDis.y,minCon.enaRetDamMin.y,minCon.gre.greHys.y,$PRE.minCon.gre.greHys.y,minCon.greThr.greHys.y,$PRE.minCon.greThr.greHys.y,minCon.les.lesHys.y,$PRE.minCon.les.lesHys.y,$whenCondition1,$whenCondition2,minCon.conInt1.y,fanStatus.y,operationMode.y,disMinCon1.intEqu.y,$whenCondition6,disMinCon1.disRetDamMin.y,disMinCon1.enaDis.y,disMinCon1.enaRetDamMin.y,disMinCon1.gre.greHys.y,$PRE.disMinCon1.gre.greHys.y,disMinCon1.greThr.greHys.y,$PRE.disMinCon1.greThr.greHys.y,disMinCon1.les.lesHys.y,$PRE.disMinCon1.les.lesHys.y,$whenCondition4,$whenCondition5,disMinCon1.conInt1.y,opeMod1.y,fanSta1.y,disMinCon.yEnaMinOut,disMinCon.intEqu.y,disMinCon.disRetDamMin.y,disMinCon.enaDis.y,disMinCon.enaRetDamMin.y,disMinCon.gre.greHys.y,$PRE.disMinCon.gre.greHys.y,disMinCon.greThr.greHys.y,$PRE.disMinCon.greThr.greHys.y,disMinCon.les.lesHys.y,$PRE.disMinCon.les.lesHys.y,$whenCondition7,$whenCondition8,disMinCon.conInt1.y,opeMod.y,fanSta.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (174): * Single equations (assignments): 174 * Array equations: 0 * Algorithm blocks: 0 * 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 0.0002102/0.03575, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt lateInlineFunction (simulation): time 7.052e-05/0.03582, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0005579/0.03638, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.278e-06/0.03639, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt constantLinearSystem (simulation): time 1.434e-05/0.0364, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.205e-06/0.03641, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001308/0.03772, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.298e-06/0.03773, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002373/0.03796, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (simulation): time 5.931e-06/0.03797, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.907e-05/0.03802, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 7.354e-06/0.03802, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.986e-06/0.03803, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005985/0.03863, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeConstants (simulation): time 0.0001055/0.03873, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002124/0.03894, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002226/0.03917, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000184/0.03935, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.561e-05/0.03939, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sorting global known variables: time 0.0002728/0.03966, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sort global known variables: time 1.879e-05/0.03968, allocations: 0 / 0, free: 0 / 0 Notification: Performance of remove unused functions: time 0.000842/0.04052, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * Number of states: 3 (minCon.conMinOA.I.y,disMinCon1.conMinOA.I.y,disMinCon.conMinOA.I.y) * Number of discrete variables: 26 (minCon.disRetDamMin.y,minCon.enaRetDamMin.y,$whenCondition3,$whenCondition2,$whenCondition1,minCon.les.lesHys.y,minCon.greThr.greHys.y,minCon.gre.greHys.y,minCon.enaDis.y,disMinCon1.disRetDamMin.y,disMinCon1.enaRetDamMin.y,$whenCondition6,$whenCondition5,$whenCondition4,disMinCon1.les.lesHys.y,disMinCon1.greThr.greHys.y,disMinCon1.gre.greHys.y,disMinCon1.enaDis.y,disMinCon.disRetDamMin.y,disMinCon.enaRetDamMin.y,$whenCondition8,$whenCondition7,disMinCon.les.lesHys.y,disMinCon.greThr.greHys.y,disMinCon.gre.greHys.y,disMinCon.enaDis.y) * Number of discrete states: 9 (disMinCon.les.lesHys.y,disMinCon.gre.greHys.y,disMinCon.greThr.greHys.y,disMinCon1.les.lesHys.y,disMinCon1.gre.greHys.y,disMinCon1.greThr.greHys.y,minCon.les.lesHys.y,minCon.gre.greHys.y,minCon.greThr.greHys.y) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (101): * Single equations (assignments): 98 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 3 * 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 0.0003209/0.04084, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created initialization part: time 0.0007903/0.04163, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created event and clocks part: time 2.416e-05/0.04166, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created simulation system equations: time 0.0001944/0.04185, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001163/0.04301, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001691/0.0447, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000168/0.04487, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: alias equations: time 0.0004388/0.04531, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000449/0.04576, allocations: 0 / 0, free: 0 / 0 Notification: Performance of SimCode: time 4.091e-05/0.0458, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Templates: time 0.004125/0.04993, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 540] diffSimulationResults("Buildings_12_Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.Economizers.Subsequences.Limits.Validation.SeparateWithAFMS_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Controls_OBC_ASHRAE_G36_AHUs_MultiZone_VAV_Economizers_Subsequences_Limits_Validation_SeparateWithAFMS.csv","",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 1.4146087765693665]