Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.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 0.001308/0.001308, allocations: 110.6 kB / 18.94 MB, free: 2.949 MB / 14.72 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 0.001571/0.001571, allocations: 220.3 kB / 22.26 MB, free: 5.125 MB / 14.72 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 1.488/1.488, allocations: 230.6 MB / 256 MB, free: 7.98 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.873/2.873, allocations: 476.8 MB / 0.7707 GB, free: 4.207 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.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: "" <> buildModelFMU(Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime,fileNamePrefix="Buildings_11_Buildings_Controls_OBC_CDL_Logical_Sources_Validation_SampleTriggerPositiveStartTime",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime,fileNamePrefix="Buildings_11_Buildings_Controls_OBC_CDL_Logical_Sources_Validation_SampleTriggerPositiveStartTime",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002124/0.002124, allocations: 66.5 kB / 1.117 GB, free: 39.21 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3366/0.3388, allocations: 170 MB / 1.283 GB, free: 11.29 MB / 0.9825 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime): time 0.002191/0.341, allocations: 0.7478 MB / 1.284 GB, free: 10.55 MB / 0.9825 GB Notification: Performance of NFInst.instExpressions: time 0.001583/0.3425, allocations: 1.118 MB / 1.285 GB, free: 9.422 MB / 0.9825 GB Notification: Performance of NFInst.updateImplicitVariability: time 5.106e-05/0.3426, allocations: 4 kB / 1.285 GB, free: 9.418 MB / 0.9825 GB Notification: Performance of NFTyping.typeComponents: time 3.133e-05/0.3426, allocations: 7.922 kB / 1.285 GB, free: 9.41 MB / 0.9825 GB Notification: Performance of NFTyping.typeBindings: time 7.818e-05/0.3427, allocations: 7.875 kB / 1.285 GB, free: 9.402 MB / 0.9825 GB Notification: Performance of NFTyping.typeClassSections: time 0.0003621/0.3431, allocations: 47.89 kB / 1.285 GB, free: 9.355 MB / 0.9825 GB Notification: Performance of NFFlatten.flatten: time 0.0001307/0.3432, allocations: 83.7 kB / 1.285 GB, free: 9.273 MB / 0.9825 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001051/0.3433, allocations: 12.17 kB / 1.285 GB, free: 9.258 MB / 0.9825 GB Notification: Performance of NFEvalConstants.evaluate: time 8.049e-05/0.3434, allocations: 27.92 kB / 1.285 GB, free: 9.23 MB / 0.9825 GB Notification: Performance of NFSimplifyModel.simplify: time 6.711e-05/0.3434, allocations: 35.84 kB / 1.285 GB, free: 9.195 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 2.208e-05/0.3435, allocations: 8 kB / 1.285 GB, free: 9.188 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 6.597e-05/0.3435, allocations: 19.98 kB / 1.285 GB, free: 9.168 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 0.000101/0.3436, allocations: 15.97 kB / 1.285 GB, free: 9.152 MB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 5.071e-05/0.3437, allocations: 31.8 kB / 1.286 GB, free: 9.121 MB / 0.9825 GB Notification: Performance of NFConvertDAE.convert: time 0.0001692/0.3439, allocations: 91.08 kB / 1.286 GB, free: 9.035 MB / 0.9825 GB Notification: Performance of FrontEnd - DAE generated: time 6.062e-06/0.3439, allocations: 0 / 1.286 GB, free: 9.035 MB / 0.9825 GB Notification: Performance of FrontEnd: time 1.744e-06/0.3439, allocations: 0 / 1.286 GB, free: 9.035 MB / 0.9825 GB Notification: Performance of Transformations before backend: time 5.551e-06/0.3439, allocations: 0 / 1.286 GB, free: 9.035 MB / 0.9825 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 9 * Number of variables: 9 Notification: Performance of Generate backend data structure: time 0.0005784/0.3444, allocations: 303.6 kB / 1.286 GB, free: 8.711 MB / 0.9825 GB Notification: Performance of prepare preOptimizeDAE: time 4.067e-05/0.3445, allocations: 8.031 kB / 1.286 GB, free: 8.703 MB / 0.9825 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 5.489e-05/0.3445, allocations: 42.73 kB / 1.286 GB, free: 8.652 MB / 0.9825 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 3.684e-05/0.3446, allocations: 8.891 kB / 1.286 GB, free: 8.645 MB / 0.9825 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001248/0.3447, allocations: 114.4 kB / 1.286 GB, free: 8.508 MB / 0.9825 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.822e-05/0.3447, allocations: 8.359 kB / 1.286 GB, free: 8.5 MB / 0.9825 GB Notification: Performance of preOpt expandDerOperator (simulation): time 1.486e-05/0.3447, allocations: 4.375 kB / 1.286 GB, free: 8.496 MB / 0.9825 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002238/0.345, allocations: 73.91 kB / 1.286 GB, free: 8.418 MB / 0.9825 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.069e-05/0.345, allocations: 0 / 1.286 GB, free: 8.418 MB / 0.9825 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.039e-05/0.345, allocations: 4 kB / 1.286 GB, free: 8.414 MB / 0.9825 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.989e-06/0.345, allocations: 8 kB / 1.286 GB, free: 8.406 MB / 0.9825 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001742/0.3452, allocations: 43.95 kB / 1.286 GB, free: 8.363 MB / 0.9825 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0006905/0.3459, allocations: 295.7 kB / 1.286 GB, free: 8.031 MB / 0.9825 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001813/0.346, allocations: 54.55 kB / 1.287 GB, free: 7.969 MB / 0.9825 GB Notification: Performance of preOpt resolveLoops (simulation): time 9.862e-05/0.3461, allocations: 28.95 kB / 1.287 GB, free: 7.938 MB / 0.9825 GB Notification: Performance of preOpt evalFunc (simulation): time 2.282e-05/0.3462, allocations: 0 / 1.287 GB, free: 7.938 MB / 0.9825 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002478/0.3464, allocations: 79.36 kB / 1.287 GB, free: 7.848 MB / 0.9825 GB Notification: Performance of pre-optimization done (n=7): time 1.242e-06/0.3464, allocations: 3.938 kB / 1.287 GB, free: 7.844 MB / 0.9825 GB Notification: Performance of matching and sorting (n=7): time 0.0004505/0.3469, allocations: 133.6 kB / 1.287 GB, free: 7.707 MB / 0.9825 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.113e-05/0.3469, allocations: 55.39 kB / 1.287 GB, free: 7.641 MB / 0.9825 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001406/0.3471, allocations: 125.8 kB / 1.287 GB, free: 7.508 MB / 0.9825 GB Notification: Performance of collectPreVariables (initialization): time 2.229e-05/0.3471, allocations: 25.7 kB / 1.287 GB, free: 7.477 MB / 0.9825 GB Notification: Performance of collectInitialEqns (initialization): time 6.97e-05/0.3472, allocations: 96.08 kB / 1.287 GB, free: 7.379 MB / 0.9825 GB Notification: Performance of collectInitialBindings (initialization): time 2.522e-05/0.3472, allocations: 19.83 kB / 1.287 GB, free: 7.359 MB / 0.9825 GB Notification: Performance of simplifyInitialFunctions (initialization): time 5.412e-05/0.3472, allocations: 33.7 kB / 1.287 GB, free: 7.32 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 0.0002593/0.3475, allocations: 318.8 kB / 1.287 GB, free: 7 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001115/0.3476, allocations: 31.97 kB / 1.287 GB, free: 6.969 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001393/0.3477, allocations: 69.98 kB / 1.287 GB, free: 6.879 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002545/0.348, allocations: 113.8 kB / 1.288 GB, free: 6.746 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.016e-06/0.348, allocations: 4 kB / 1.288 GB, free: 6.742 MB / 0.9825 GB Notification: Performance of matching and sorting (n=11) (initialization): time 0.0003132/0.3483, allocations: 129.5 kB / 1.288 GB, free: 6.609 MB / 0.9825 GB Notification: Performance of prepare postOptimizeDAE: time 1.824e-05/0.3483, allocations: 4 kB / 1.288 GB, free: 6.605 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.977e-05/0.3484, allocations: 11.92 kB / 1.288 GB, free: 6.594 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.543e-05/0.3484, allocations: 0 / 1.288 GB, free: 6.594 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001371/0.3485, allocations: 20.14 kB / 1.288 GB, free: 6.574 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.165e-05/0.3485, allocations: 8 kB / 1.288 GB, free: 6.566 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 8.077e-05/0.3486, allocations: 7.984 kB / 1.288 GB, free: 6.559 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.761e-05/0.3486, allocations: 8 kB / 1.288 GB, free: 6.551 MB / 0.9825 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 8 (triggeredSampler1.y,$PRE.triggeredSampler1.y,triggeredSampler.y,$PRE.triggeredSampler.y,samTri.y,$whenCondition1,samTri1.y,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (11): * Single equations (assignments): 11 * 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 0.0001203/0.3487, allocations: 125.7 kB / 1.288 GB, free: 6.418 MB / 0.9825 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 1.559e-05/0.3488, allocations: 7.953 kB / 1.288 GB, free: 6.41 MB / 0.9825 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 3.07e-05/0.3488, allocations: 4.375 kB / 1.288 GB, free: 6.402 MB / 0.9825 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.334e-06/0.3488, allocations: 0 / 1.288 GB, free: 6.402 MB / 0.9825 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.57e-06/0.3488, allocations: 0 / 1.288 GB, free: 6.402 MB / 0.9825 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.066e-06/0.3488, allocations: 7.938 kB / 1.288 GB, free: 6.395 MB / 0.9825 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.000546/0.3493, allocations: 349.5 kB / 1.288 GB, free: 6.004 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.362e-06/0.3493, allocations: 0 / 1.288 GB, free: 6.004 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 5.525e-05/0.3494, allocations: 15.92 kB / 1.288 GB, free: 5.988 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.953e-06/0.3494, allocations: 0 / 1.288 GB, free: 5.988 MB / 0.9825 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.366e-06/0.3494, allocations: 0 / 1.288 GB, free: 5.988 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.677e-06/0.3494, allocations: 3.938 kB / 1.288 GB, free: 5.984 MB / 0.9825 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.051e-06/0.3494, allocations: 4 kB / 1.288 GB, free: 5.98 MB / 0.9825 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0003054/0.3497, allocations: 199.5 kB / 1.288 GB, free: 5.77 MB / 0.9825 GB Notification: Performance of postOpt removeConstants (simulation): time 1.186e-05/0.3497, allocations: 3.938 kB / 1.288 GB, free: 5.766 MB / 0.9825 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.854e-05/0.3497, allocations: 4 kB / 1.288 GB, free: 5.762 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 8.613e-05/0.3498, allocations: 15.92 kB / 1.289 GB, free: 5.746 MB / 0.9825 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.393e-05/0.3499, allocations: 4 kB / 1.289 GB, free: 5.742 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.498e-06/0.3499, allocations: 11.98 kB / 1.289 GB, free: 5.73 MB / 0.9825 GB Notification: Performance of sorting global known variables: time 6.905e-05/0.3499, allocations: 87.94 kB / 1.289 GB, free: 5.645 MB / 0.9825 GB Notification: Performance of sort global known variables: time 1.1e-07/0.3499, allocations: 3.938 kB / 1.289 GB, free: 5.641 MB / 0.9825 GB Notification: Performance of remove unused functions: time 0.0002657/0.3502, allocations: 23.94 kB / 1.289 GB, free: 5.617 MB / 0.9825 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 6 (samTri1.y,samTri.y,$whenCondition2,$whenCondition1,triggeredSampler.y,triggeredSampler1.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (7): * Single equations (assignments): 5 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 0.0007147/0.3509, allocations: 0.732 MB / 1.289 GB, free: 4.859 MB / 0.9825 GB Notification: Performance of simCode: created initialization part: time 0.000289/0.3512, allocations: 75.88 kB / 1.289 GB, free: 4.785 MB / 0.9825 GB Notification: Performance of simCode: created event and clocks part: time 2.064e-06/0.3512, allocations: 0 / 1.289 GB, free: 4.785 MB / 0.9825 GB Notification: Performance of simCode: created simulation system equations: time 0.0001177/0.3513, allocations: 35.91 kB / 1.289 GB, free: 4.75 MB / 0.9825 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002844/0.3516, allocations: 23.45 kB / 1.289 GB, free: 4.73 MB / 0.9825 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001994/0.3536, allocations: 1.521 MB / 1.291 GB, free: 3.086 MB / 0.9825 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003636/0.354, allocations: 0.7032 MB / 1.292 GB, free: 2.359 MB / 0.9825 GB Notification: Performance of simCode: alias equations: time 3.234e-05/0.354, allocations: 4 kB / 1.292 GB, free: 2.355 MB / 0.9825 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 5.546e-05/0.3541, allocations: 23.42 kB / 1.292 GB, free: 2.332 MB / 0.9825 GB Notification: Performance of SimCode: time 3.31e-07/0.3541, allocations: 0 / 1.292 GB, free: 2.332 MB / 0.9825 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03866/0.3927, allocations: 2.225 MB / 1.294 GB, free: 280 kB / 0.9825 GB Notification: Performance of buildModelFMU: Generate platform static: time 10.61/11, allocations: 12.45 kB / 1.294 GB, free: 276 kB / 0.9825 GB " [Timeout remaining time 289] (rm -f Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.pipe ; mkfifo Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.pipe ; head -c 1048576 < Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.pipe >> ../files/Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.sim & python3 -m fmpy simulate --output-file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv --start-time 1 --stop-time 6 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.002 Buildings_11_Buildings_Controls_OBC_CDL_Logical_Sources_Validation_SampleTriggerPositiveStartTime.fmu > Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Controls_OBC_CDL_Logical_Sources_Validation_SampleTriggerPositiveStartTime.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "Error: Could not read variable samTri.y in file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv. Warning: Get data of variable samTri.y from file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv failed! Error: Could not read variable triggeredSampler.u in file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv. Warning: Get data of variable triggeredSampler.u from file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv failed! Error: Could not read variable samTri1.y in file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv. Warning: Get data of variable samTri1.y from file Buildings_11_Buildings.Controls.OBC.CDL.Logical.Sources.Validation.SampleTriggerPositiveStartTime_res.csv failed! " [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 17.937864723999155]