Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow.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 0.001386/0.001386, allocations: 84.73 kB / 20.83 MB, free: 3.609 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 0.001608/0.001608, allocations: 169 kB / 24.25 MB, free: 192 kB / 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 0.941/0.941, allocations: 177.1 MB / 204.7 MB, free: 5.453 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 1.941/1.941, allocations: 389.6 MB / 0.6355 GB, free: 12.27 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.Movers.BaseClasses.Validation.NegativePressureOrFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow") translateModel(Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow") [Timeout 300] "Notification: Performance of FrontEnd - loaded program: time 8.62e-07/8.62e-07, allocations: 0 / 0.7754 GB, free: 5.266 MB / 0.7292 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.434e-05/1.52e-05, allocations: 2.859 kB / 0.7754 GB, free: 5.262 MB / 0.7292 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow): time 0.002636/0.002651, allocations: 2.432 MB / 0.7777 GB, free: 2.852 MB / 0.7292 GB Notification: Performance of NFInst.instExpressions: time 0.004391/0.007042, allocations: 3.763 MB / 0.7814 GB, free: 15.09 MB / 0.7448 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001714/0.007214, allocations: 11.94 kB / 0.7814 GB, free: 15.08 MB / 0.7448 GB Notification: Performance of NFTyping.typeComponents: time 0.001933/0.009147, allocations: 1.082 MB / 0.7825 GB, free: 14 MB / 0.7448 GB Notification: Performance of NFTyping.typeBindings: time 0.0005453/0.009692, allocations: 450.2 kB / 0.7829 GB, free: 13.57 MB / 0.7448 GB Notification: Performance of NFTyping.typeClassSections: time 0.000602/0.01029, allocations: 0.5017 MB / 0.7834 GB, free: 13.07 MB / 0.7448 GB Notification: Performance of NFFlatten.flatten: time 0.00315/0.01344, allocations: 3.753 MB / 0.7871 GB, free: 9.344 MB / 0.7448 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001047/0.01355, allocations: 23.62 kB / 0.7871 GB, free: 9.324 MB / 0.7448 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0003283/0.01388, allocations: 311.9 kB / 0.7874 GB, free: 9.02 MB / 0.7448 GB Notification: Performance of NFSimplifyModel.simplify: time 0.000182/0.01406, allocations: 185.2 kB / 0.7876 GB, free: 8.84 MB / 0.7448 GB Notification: Performance of NFPackage.collectConstants: time 3.101e-05/0.01409, allocations: 16 kB / 0.7876 GB, free: 8.824 MB / 0.7448 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0004522/0.01454, allocations: 383.3 kB / 0.7879 GB, free: 8.449 MB / 0.7448 GB Notification: Performance of NFScalarize.scalarize: time 0.0001645/0.01471, allocations: 228.4 kB / 0.7882 GB, free: 8.227 MB / 0.7448 GB Notification: Performance of NFVerifyModel.verify: time 0.0001061/0.01481, allocations: 147.6 kB / 0.7883 GB, free: 8.082 MB / 0.7448 GB Notification: Performance of NFConvertDAE.convert: time 0.0005891/0.0154, allocations: 0.6556 MB / 0.7889 GB, free: 7.426 MB / 0.7448 GB Notification: Performance of FrontEnd - DAE generated: time 2.435e-06/0.0154, allocations: 0 / 0.7889 GB, free: 7.426 MB / 0.7448 GB Notification: Performance of FrontEnd: time 6.42e-07/0.0154, allocations: 0 / 0.7889 GB, free: 7.426 MB / 0.7448 GB Notification: Performance of Transformations before backend: time 5.431e-06/0.01541, allocations: 0 / 0.7889 GB, free: 7.426 MB / 0.7448 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 20 * Number of variables: 20 Notification: Performance of Generate backend data structure: time 0.0008262/0.01624, allocations: 0.7947 MB / 0.7897 GB, free: 6.605 MB / 0.7448 GB Notification: Performance of prepare preOptimizeDAE: time 3.35e-05/0.01627, allocations: 9.344 kB / 0.7897 GB, free: 6.598 MB / 0.7448 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003479/0.01662, allocations: 107.9 kB / 0.7898 GB, free: 6.496 MB / 0.7448 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008449/0.01746, allocations: 0.8123 MB / 0.7906 GB, free: 5.652 MB / 0.7448 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.633e-05/0.01748, allocations: 13.31 kB / 0.7906 GB, free: 5.641 MB / 0.7448 GB Notification: Performance of preOpt expandDerOperator (simulation): time 1.988e-05/0.0175, allocations: 12 kB / 0.7907 GB, free: 5.629 MB / 0.7448 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001813/0.01768, allocations: 115 kB / 0.7908 GB, free: 5.512 MB / 0.7448 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.635e-06/0.01769, allocations: 0 / 0.7908 GB, free: 5.512 MB / 0.7448 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.192e-05/0.0177, allocations: 4 kB / 0.7908 GB, free: 5.508 MB / 0.7448 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.093e-06/0.01771, allocations: 5.281 kB / 0.7908 GB, free: 5.504 MB / 0.7448 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 6.64e-05/0.01777, allocations: 42.16 kB / 0.7908 GB, free: 5.465 MB / 0.7448 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004912/0.01826, allocations: 312.8 kB / 0.7911 GB, free: 5.145 MB / 0.7448 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0002717/0.01854, allocations: 135.1 kB / 0.7912 GB, free: 5.004 MB / 0.7448 GB Notification: Performance of preOpt resolveLoops (simulation): time 3.099e-05/0.01857, allocations: 24.78 kB / 0.7913 GB, free: 4.977 MB / 0.7448 GB Notification: Performance of preOpt evalFunc (simulation): time 2.065e-05/0.01859, allocations: 9.281 kB / 0.7913 GB, free: 4.969 MB / 0.7448 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.005e-05/0.01861, allocations: 30.56 kB / 0.7913 GB, free: 4.93 MB / 0.7448 GB Notification: Performance of pre-optimization done (n=9): time 1.523e-06/0.01861, allocations: 0 / 0.7913 GB, free: 4.93 MB / 0.7448 GB Notification: Performance of matching and sorting (n=9): time 0.0001891/0.0188, allocations: 109.5 kB / 0.7914 GB, free: 4.816 MB / 0.7448 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.36e-05/0.01883, allocations: 52.12 kB / 0.7915 GB, free: 4.754 MB / 0.7448 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003215/0.01915, allocations: 0.5118 MB / 0.792 GB, free: 4.23 MB / 0.7448 GB Notification: Performance of collectPreVariables (initialization): time 1.769e-05/0.01917, allocations: 30.58 kB / 0.792 GB, free: 4.195 MB / 0.7448 GB Notification: Performance of collectInitialEqns (initialization): time 9.412e-05/0.01927, allocations: 182.2 kB / 0.7922 GB, free: 4.012 MB / 0.7448 GB Notification: Performance of collectInitialBindings (initialization): time 1.93e-05/0.01928, allocations: 36.5 kB / 0.7922 GB, free: 3.977 MB / 0.7448 GB Notification: Performance of simplifyInitialFunctions (initialization): time 5.887e-05/0.01934, allocations: 45.69 kB / 0.7922 GB, free: 3.926 MB / 0.7448 GB Notification: Performance of setup shared object (initialization): time 0.0001055/0.01945, allocations: 376.5 kB / 0.7926 GB, free: 3.551 MB / 0.7448 GB Notification: Performance of preBalanceInitialSystem (initialization): time 4.605e-05/0.0195, allocations: 35.67 kB / 0.7926 GB, free: 3.512 MB / 0.7448 GB Notification: Performance of partitionIndependentBlocks (initialization): time 8.522e-05/0.01958, allocations: 124.7 kB / 0.7927 GB, free: 3.348 MB / 0.7448 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001221/0.0197, allocations: 154.9 kB / 0.7929 GB, free: 3.164 MB / 0.7448 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.415e-06/0.0197, allocations: 0 / 0.7929 GB, free: 3.164 MB / 0.7448 GB Notification: Performance of matching and sorting (n=21) (initialization): time 0.0001751/0.01988, allocations: 171 kB / 0.7931 GB, free: 2.992 MB / 0.7448 GB Notification: Performance of prepare postOptimizeDAE: time 1.403e-05/0.01989, allocations: 7.938 kB / 0.7931 GB, free: 2.984 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.863e-06/0.0199, allocations: 4.781 kB / 0.7931 GB, free: 2.98 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.012e-05/0.01991, allocations: 4 kB / 0.7931 GB, free: 2.977 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002135/0.02012, allocations: 57.02 kB / 0.7931 GB, free: 2.922 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.000277/0.0204, allocations: 0.5973 MB / 0.7937 GB, free: 2.301 MB / 0.7448 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001224/0.02052, allocations: 37.23 kB / 0.7937 GB, free: 2.266 MB / 0.7448 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.981e-05/0.02054, allocations: 19.92 kB / 0.7938 GB, free: 2.246 MB / 0.7448 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 9.013e-05/0.02063, allocations: 118.5 kB / 0.7939 GB, free: 2.125 MB / 0.7448 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 7.184e-05/0.02071, allocations: 122 kB / 0.794 GB, free: 1.965 MB / 0.7448 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0001009/0.02081, allocations: 140.1 kB / 0.7941 GB, free: 1.797 MB / 0.7448 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.82e-07/0.02081, allocations: 0 / 0.7941 GB, free: 1.797 MB / 0.7448 GB Notification: Performance of matching and sorting (n=21) (initialization_lambda0): time 0.0001529/0.02096, allocations: 162.8 kB / 0.7943 GB, free: 1.633 MB / 0.7448 GB Notification: Performance of prepare postOptimizeDAE: time 6.913e-06/0.02097, allocations: 4 kB / 0.7943 GB, free: 1.629 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.471e-06/0.02097, allocations: 11.92 kB / 0.7943 GB, free: 1.617 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.717e-06/0.02098, allocations: 5.25 kB / 0.7943 GB, free: 1.613 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001832/0.02116, allocations: 68.47 kB / 0.7944 GB, free: 1.547 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.876e-06/0.02116, allocations: 8.75 kB / 0.7944 GB, free: 1.539 MB / 0.7448 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001184/0.02128, allocations: 33.25 kB / 0.7944 GB, free: 1.508 MB / 0.7448 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.485e-05/0.0213, allocations: 15.98 kB / 0.7944 GB, free: 1.492 MB / 0.7448 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * 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 (20): * Single equations (assignments): 18 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 7.961e-05/0.02138, allocations: 189.7 kB / 0.7946 GB, free: 1.301 MB / 0.7448 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 3.89e-05/0.02141, allocations: 27.97 kB / 0.7946 GB, free: 1.273 MB / 0.7448 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001647/0.02158, allocations: 131.9 kB / 0.7948 GB, free: 1.133 MB / 0.7448 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.677e-06/0.02158, allocations: 4 kB / 0.7948 GB, free: 1.129 MB / 0.7448 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.214e-06/0.02158, allocations: 0.8438 kB / 0.7948 GB, free: 1.129 MB / 0.7448 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.477e-06/0.02159, allocations: 0 / 0.7948 GB, free: 1.129 MB / 0.7448 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002635/0.02185, allocations: 190.2 kB / 0.7949 GB, free: 0.9258 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.493e-06/0.02185, allocations: 0 / 0.7949 GB, free: 0.9258 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001597/0.02201, allocations: 40.94 kB / 0.795 GB, free: 0.8867 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.356e-06/0.02202, allocations: 0.6875 kB / 0.795 GB, free: 0.8867 MB / 0.7448 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.065e-05/0.02203, allocations: 4 kB / 0.795 GB, free: 0.8828 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0002593/0.02229, allocations: 0.6199 MB / 0.7956 GB, free: 244 kB / 0.7448 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.957e-06/0.02229, allocations: 3.938 kB / 0.7956 GB, free: 240 kB / 0.7448 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001737/0.02246, allocations: 242.5 kB / 0.7958 GB, free: 15.98 MB / 0.7605 GB Notification: Performance of postOpt removeConstants (simulation): time 7.937e-05/0.02254, allocations: 71.5 kB / 0.7959 GB, free: 15.91 MB / 0.7605 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.343e-05/0.02258, allocations: 0 / 0.7959 GB, free: 15.91 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 9.965e-05/0.02268, allocations: 13.56 kB / 0.7959 GB, free: 15.9 MB / 0.7605 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.373e-05/0.02272, allocations: 15.91 kB / 0.7959 GB, free: 15.88 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.807e-06/0.02273, allocations: 4 kB / 0.7959 GB, free: 15.88 MB / 0.7605 GB Notification: Performance of sorting global known variables: time 0.000206/0.02293, allocations: 248.6 kB / 0.7962 GB, free: 15.64 MB / 0.7605 GB Notification: Performance of sort global known variables: time 6e-08/0.02293, allocations: 1.594 kB / 0.7962 GB, free: 15.64 MB / 0.7605 GB Notification: Performance of remove unused functions: time 0.0003982/0.02333, allocations: 179.8 kB / 0.7963 GB, free: 15.46 MB / 0.7605 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * 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 (10): * Single equations (assignments): 9 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0002974/0.02363, allocations: 174.8 kB / 0.7965 GB, free: 15.29 MB / 0.7605 GB Notification: Performance of simCode: created initialization part: time 0.0004089/0.02404, allocations: 181.3 kB / 0.7967 GB, free: 15.11 MB / 0.7605 GB Notification: Performance of simCode: created event and clocks part: time 8.726e-06/0.02405, allocations: 8 kB / 0.7967 GB, free: 15.1 MB / 0.7605 GB Notification: Performance of simCode: created simulation system equations: time 7.86e-05/0.02413, allocations: 37.22 kB / 0.7967 GB, free: 15.06 MB / 0.7605 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006424/0.02477, allocations: 323.5 kB / 0.797 GB, free: 14.77 MB / 0.7605 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001182/0.02595, allocations: 0.8219 MB / 0.7978 GB, free: 13.91 MB / 0.7605 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001002/0.02605, allocations: 159.7 kB / 0.798 GB, free: 13.74 MB / 0.7605 GB Notification: Performance of simCode: alias equations: time 0.0002926/0.02634, allocations: 130 kB / 0.7981 GB, free: 13.62 MB / 0.7605 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003959/0.02674, allocations: 273.1 kB / 0.7984 GB, free: 13.36 MB / 0.7605 GB Notification: Performance of SimCode: time 1.062e-06/0.02674, allocations: 0 / 0.7984 GB, free: 13.36 MB / 0.7605 GB Notification: Performance of Templates: time 0.01534/0.04208, allocations: 13.84 MB / 0.8119 GB, free: 15.9 MB / 0.7761 GB " [Timeout remaining time 300] make -j1 -f Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow.makefile [Timeout 300] (rm -f Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow.pipe ; mkfifo Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow.pipe ; head -c 1048576 < Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow.pipe >> ../files/Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow.sim & ./Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow -abortSlowSimulation -alarm=240 -lv LOG_STATS > Buildings_13_Buildings.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow.pipe 2>&1) [Timeout 240] [Calling os._exit(0), Time elapsed: 5.333458136767149]