Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle.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 0.001796/0.001796, allocations: 116.1 kB / 17.17 MB, free: 6 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 0.002175/0.002175, allocations: 209.6 kB / 20.13 MB, free: 3.055 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 1.472/1.472, allocations: 230.6 MB / 253.5 MB, free: 15.11 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 2.707/2.707, allocations: 476.7 MB / 0.7679 GB, free: 9.34 MB / 0.6075 GB " [Timeout remaining time 177] 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.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle,fileNamePrefix="Buildings_11_Buildings_BoundaryConditions_SolarGeometry_BaseClasses_Examples_IncidenceAngle",fmuType="cs",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle,fileNamePrefix="Buildings_11_Buildings_BoundaryConditions_SolarGeometry_BaseClasses_Examples_IncidenceAngle",fmuType="cs",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 0.002924/0.002924, allocations: 71.75 kB / 1.113 GB, free: 15.88 MB / 0.8575 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8556/0.8585, allocations: 169.9 MB / 1.279 GB, free: 11.75 MB / 0.9981 GB Notification: Performance of NFInst.instantiate(Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle): time 0.007095/0.8656, allocations: 5.029 MB / 1.284 GB, free: 8.156 MB / 0.9981 GB Notification: Performance of NFInst.instExpressions: time 0.1823/1.048, allocations: 154.2 MB / 1.434 GB, free: 12.72 MB / 1.123 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001184/1.049, allocations: 27.75 kB / 1.434 GB, free: 12.69 MB / 1.123 GB Notification: Performance of NFTyping.typeComponents: time 0.0009461/1.05, allocations: 198.1 kB / 1.435 GB, free: 12.5 MB / 1.123 GB Notification: Performance of NFTyping.typeBindings: time 0.002525/1.053, allocations: 0.5938 MB / 1.435 GB, free: 11.9 MB / 1.123 GB Notification: Performance of NFTyping.typeClassSections: time 0.002463/1.055, allocations: 0.8663 MB / 1.436 GB, free: 11.04 MB / 1.123 GB Notification: Performance of NFFlatten.flatten: time 0.002117/1.057, allocations: 1.479 MB / 1.438 GB, free: 9.559 MB / 1.123 GB Notification: Performance of NFFlatten.resolveConnections: time 0.000924/1.058, allocations: 438.3 kB / 1.438 GB, free: 9.105 MB / 1.123 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0009262/1.059, allocations: 0.5411 MB / 1.438 GB, free: 8.562 MB / 1.123 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0008743/1.06, allocations: 0.5467 MB / 1.439 GB, free: 8.016 MB / 1.123 GB Notification: Performance of NFPackage.collectConstants: time 0.0002889/1.06, allocations: 120 kB / 1.439 GB, free: 7.898 MB / 1.123 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001214/1.061, allocations: 0.5152 MB / 1.44 GB, free: 7.383 MB / 1.123 GB Notification: Performance of NFScalarize.scalarize: time 0.0003841/1.062, allocations: 314.9 kB / 1.44 GB, free: 7.074 MB / 1.123 GB Notification: Performance of NFVerifyModel.verify: time 0.0006091/1.062, allocations: 0.5946 MB / 1.44 GB, free: 6.477 MB / 1.123 GB Notification: Performance of NFConvertDAE.convert: time 0.002292/1.065, allocations: 1.735 MB / 1.442 GB, free: 4.734 MB / 1.123 GB Notification: Performance of FrontEnd - DAE generated: time 4.148e-06/1.065, allocations: 0 / 1.442 GB, free: 4.734 MB / 1.123 GB Notification: Performance of FrontEnd: time 1.473e-06/1.065, allocations: 4 kB / 1.442 GB, free: 4.73 MB / 1.123 GB Notification: Performance of Transformations before backend: time 1.817e-05/1.065, allocations: 0 / 1.442 GB, free: 4.73 MB / 1.123 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 223 * Number of variables: 223 Notification: Performance of Generate backend data structure: time 0.002765/1.067, allocations: 1.551 MB / 1.444 GB, free: 3.125 MB / 1.123 GB Notification: Performance of prepare preOptimizeDAE: time 4.105e-05/1.067, allocations: 12.03 kB / 1.444 GB, free: 3.113 MB / 1.123 GB Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 3.639e-05/1.067, allocations: 22.19 kB / 1.444 GB, free: 3.09 MB / 1.123 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001623/1.068, allocations: 139.7 kB / 1.444 GB, free: 2.945 MB / 1.123 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001929/1.07, allocations: 272 kB / 1.444 GB, free: 2.68 MB / 1.123 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001242/1.071, allocations: 0.8016 MB / 1.445 GB, free: 1.836 MB / 1.123 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.119e-05/1.071, allocations: 66 kB / 1.445 GB, free: 1.773 MB / 1.123 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001179/1.071, allocations: 84 kB / 1.445 GB, free: 1.691 MB / 1.123 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001647/1.073, allocations: 0.9691 MB / 1.446 GB, free: 0.6797 MB / 1.123 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.823e-05/1.073, allocations: 0 / 1.446 GB, free: 0.6797 MB / 1.123 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.677e-05/1.073, allocations: 36 kB / 1.446 GB, free: 0.6445 MB / 1.123 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.186e-05/1.073, allocations: 24 kB / 1.446 GB, free: 0.6211 MB / 1.123 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001898/1.075, allocations: 1.155 MB / 1.447 GB, free: 15.46 MB / 1.139 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.004278/1.079, allocations: 2.873 MB / 1.45 GB, free: 12.47 MB / 1.139 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001576/1.081, allocations: 0.7907 MB / 1.451 GB, free: 11.68 MB / 1.139 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005731/1.081, allocations: 298.7 kB / 1.451 GB, free: 11.38 MB / 1.139 GB Notification: Performance of preOpt evalFunc (simulation): time 8.175e-05/1.081, allocations: 32.67 kB / 1.451 GB, free: 11.35 MB / 1.139 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0009496/1.082, allocations: 0.5357 MB / 1.452 GB, free: 10.8 MB / 1.139 GB Notification: Performance of pre-optimization done (n=88): time 2.564e-06/1.082, allocations: 8 kB / 1.452 GB, free: 10.79 MB / 1.139 GB Notification: Performance of matching and sorting (n=88): time 0.003542/1.086, allocations: 1.298 MB / 1.453 GB, free: 9.469 MB / 1.139 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001212/1.086, allocations: 192.9 kB / 1.453 GB, free: 9.238 MB / 1.139 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008903/1.087, allocations: 0.684 MB / 1.454 GB, free: 8.551 MB / 1.139 GB Notification: Performance of collectPreVariables (initialization): time 7.887e-05/1.087, allocations: 49.64 kB / 1.454 GB, free: 8.496 MB / 1.139 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003341/1.087, allocations: 417.1 kB / 1.454 GB, free: 8.082 MB / 1.139 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002481/1.087, allocations: 297.5 kB / 1.454 GB, free: 7.789 MB / 1.139 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002578/1.088, allocations: 162.6 kB / 1.455 GB, free: 7.625 MB / 1.139 GB Notification: Performance of setup shared object (initialization): time 0.0002031/1.088, allocations: 394.8 kB / 1.455 GB, free: 7.23 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005526/1.088, allocations: 277.8 kB / 1.455 GB, free: 6.957 MB / 1.139 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006732/1.089, allocations: 382.5 kB / 1.456 GB, free: 6.559 MB / 1.139 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001191/1.09, allocations: 0.632 MB / 1.456 GB, free: 5.918 MB / 1.139 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.06e-06/1.09, allocations: 4 kB / 1.456 GB, free: 5.914 MB / 1.139 GB Notification: Performance of matching and sorting (n=99) (initialization): time 0.002091/1.092, allocations: 0.8726 MB / 1.457 GB, free: 5.027 MB / 1.139 GB Notification: Performance of prepare postOptimizeDAE: time 2.348e-05/1.092, allocations: 11.94 kB / 1.457 GB, free: 5.016 MB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.793e-06/1.092, allocations: 0 / 1.457 GB, free: 5.016 MB / 1.139 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006059/1.093, allocations: 80.84 kB / 1.457 GB, free: 4.934 MB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007128/1.094, allocations: 171.8 kB / 1.457 GB, free: 4.766 MB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002151/1.096, allocations: 1.625 MB / 1.459 GB, free: 3 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007843/1.097, allocations: 107.4 kB / 1.459 GB, free: 2.895 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.864e-05/1.097, allocations: 31.98 kB / 1.459 GB, free: 2.863 MB / 1.139 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 18 (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,$PRE.weaDat.locTim.tNext,decAng.tNext,$PRE.decAng.tNext,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,$whenCondition6) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (97): * Single equations (assignments): 96 * 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 0.0004662/1.097, allocations: 270.5 kB / 1.459 GB, free: 2.59 MB / 1.139 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000196/1.097, allocations: 91.39 kB / 1.459 GB, free: 2.5 MB / 1.139 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002661/1.1, allocations: 1.172 MB / 1.461 GB, free: 1.309 MB / 1.139 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.099e-05/1.1, allocations: 16 kB / 1.461 GB, free: 1.293 MB / 1.139 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.746e-06/1.1, allocations: 0 / 1.461 GB, free: 1.293 MB / 1.139 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.999e-06/1.1, allocations: 3.984 kB / 1.461 GB, free: 1.289 MB / 1.139 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.00116/1.101, allocations: 0.9505 MB / 1.461 GB, free: 296 kB / 1.139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.337e-06/1.101, allocations: 0 / 1.461 GB, free: 296 kB / 1.139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006324/1.102, allocations: 159.8 kB / 1.462 GB, free: 136 kB / 1.139 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004397/1.102, allocations: 76.72 kB / 1.462 GB, free: 56 kB / 1.139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.029e-05/1.102, allocations: 23.98 kB / 1.462 GB, free: 32 kB / 1.139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001969/1.104, allocations: 1.658 MB / 1.463 GB, free: 14.23 MB / 1.154 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.122e-06/1.104, allocations: 0 / 1.463 GB, free: 14.23 MB / 1.154 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002122/1.106, allocations: 1.006 MB / 1.464 GB, free: 13.2 MB / 1.154 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003922/1.107, allocations: 296.1 kB / 1.465 GB, free: 12.89 MB / 1.154 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001277/1.107, allocations: 31.88 kB / 1.465 GB, free: 12.86 MB / 1.154 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006714/1.108, allocations: 67.92 kB / 1.465 GB, free: 12.79 MB / 1.154 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001597/1.108, allocations: 76.89 kB / 1.465 GB, free: 12.71 MB / 1.154 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.292e-05/1.108, allocations: 35.98 kB / 1.465 GB, free: 12.68 MB / 1.154 GB Notification: Performance of sorting global known variables: time 0.0006526/1.108, allocations: 0.4912 MB / 1.465 GB, free: 12.2 MB / 1.154 GB Notification: Performance of sort global known variables: time 1e-07/1.108, allocations: 0 / 1.465 GB, free: 12.2 MB / 1.154 GB Notification: Performance of remove unused functions: time 0.0008895/1.109, allocations: 339.2 kB / 1.466 GB, free: 11.86 MB / 1.154 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 12 ($whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,decAng.tNext,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext) * Number of discrete states: 6 (decAng.tNext,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 (100): * Single equations (assignments): 93 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 6 * 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 0.00429/1.114, allocations: 2.058 MB / 1.468 GB, free: 9.953 MB / 1.154 GB Notification: Performance of simCode: created initialization part: time 0.001789/1.115, allocations: 0.8273 MB / 1.468 GB, free: 9.117 MB / 1.154 GB Notification: Performance of simCode: created event and clocks part: time 3.306e-06/1.115, allocations: 4.188 kB / 1.468 GB, free: 9.113 MB / 1.154 GB Notification: Performance of simCode: created simulation system equations: time 0.0009771/1.116, allocations: 0.5119 MB / 1.469 GB, free: 8.59 MB / 1.154 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001203/1.118, allocations: 307.8 kB / 1.469 GB, free: 8.309 MB / 1.154 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01101/1.129, allocations: 6.619 MB / 1.476 GB, free: 1.535 MB / 1.154 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006631/1.129, allocations: 1.044 MB / 1.477 GB, free: 472 kB / 1.154 GB Notification: Performance of simCode: alias equations: time 0.000827/1.13, allocations: 279.2 kB / 1.477 GB, free: 188 kB / 1.154 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006238/1.131, allocations: 411.3 kB / 1.477 GB, free: 15.78 MB / 1.17 GB Notification: Performance of SimCode: time 7.01e-07/1.131, allocations: 0 / 1.477 GB, free: 15.78 MB / 1.17 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.05289/1.184, allocations: 23.19 MB / 1.5 GB, free: 8.934 MB / 1.186 GB Notification: Performance of buildModelFMU: Generate platform static: time 13.39/14.57, allocations: 8.047 kB / 1.5 GB, free: 8.926 MB / 1.186 GB " [Timeout remaining time 285] (rm -f Buildings_11_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle.pipe ; mkfifo Buildings_11_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle.pipe ; head -c 1048576 < Buildings_11_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle.pipe >> ../files/Buildings_11_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_11_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle_res.mat --tempDir=temp_Buildings_11_Buildings_BoundaryConditions_SolarGeometry_BaseClasses_Examples_IncidenceAngle_fmu --startTime=0 --stopTime=86400 --stepSize=34.56 --timeout=400 --tolerance=1e-06 Buildings_11_Buildings_BoundaryConditions_SolarGeometry_BaseClasses_Examples_IncidenceAngle.fmu > Buildings_11_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_11_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_BoundaryConditions_SolarGeometry_BaseClasses_Examples_IncidenceAngle.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.IncidenceAngle.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 300] "" [Timeout remaining time 300] Reference file matches [Calling sys.exit(0), Time elapsed: 20.891306286968756]