Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam.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 0.001358/0.001358, allocations: 113 kB / 18.49 MB, free: 4.539 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 0.001434/0.001434, allocations: 217.4 kB / 21.46 MB, free: 1.586 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 1.398/1.398, allocations: 230.6 MB / 254.8 MB, free: 15.09 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo): time 0.2185/0.2185, allocations: 46.91 MB / 357.8 MB, free: 10.32 MB / 286.1 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/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(ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam,fileNamePrefix="ModelicaTest_4_1_0_ModelicaTest_Media_TestsWithFluid_MediaTestModels_Water_IdealSteam",fmuType="cs",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam,fileNamePrefix="ModelicaTest_4_1_0_ModelicaTest_Media_TestsWithFluid_MediaTestModels_Water_IdealSteam",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.001888/0.001888, allocations: 59.91 kB / 0.4916 GB, free: 7.953 MB / 350.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1184/0.1202, allocations: 65.99 MB / 0.5561 GB, free: 5.832 MB / 414.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam): time 0.4407/0.561, allocations: 178.7 MB / 0.7306 GB, free: 14.81 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.007604/0.5686, allocations: 5.354 MB / 0.7359 GB, free: 9.438 MB / 0.545 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0006373/0.5692, allocations: 27.75 kB / 0.7359 GB, free: 9.41 MB / 0.545 GB Notification: Performance of NFTyping.typeComponents: time 0.001047/0.5703, allocations: 322 kB / 0.7362 GB, free: 9.094 MB / 0.545 GB Notification: Performance of NFTyping.typeBindings: time 0.003785/0.574, allocations: 1.368 MB / 0.7375 GB, free: 7.727 MB / 0.545 GB Notification: Performance of NFTyping.typeClassSections: time 0.00271/0.5768, allocations: 1.044 MB / 0.7385 GB, free: 6.691 MB / 0.545 GB Notification: Performance of NFFlatten.flatten: time 0.002338/0.5791, allocations: 1.86 MB / 0.7404 GB, free: 4.824 MB / 0.545 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0006028/0.5797, allocations: 413.4 kB / 0.7408 GB, free: 4.418 MB / 0.545 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002203/0.5819, allocations: 1.102 MB / 0.7418 GB, free: 3.312 MB / 0.545 GB Notification: Performance of NFSimplifyModel.simplify: time 0.00124/0.5831, allocations: 0.8016 MB / 0.7426 GB, free: 2.508 MB / 0.545 GB Notification: Performance of NFPackage.collectConstants: time 0.0001129/0.5833, allocations: 60 kB / 0.7427 GB, free: 2.449 MB / 0.545 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001365/0.5846, allocations: 0.6404 MB / 0.7433 GB, free: 1.809 MB / 0.545 GB Notification: Performance of NFScalarize.scalarize: time 0.0002885/0.5849, allocations: 263.2 kB / 0.7435 GB, free: 1.551 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.000391/0.5853, allocations: 398.2 kB / 0.7439 GB, free: 1.16 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.001911/0.5872, allocations: 1.304 MB / 0.7452 GB, free: 15.85 MB / 0.5606 GB Notification: Performance of FrontEnd - DAE generated: time 4.999e-06/0.5872, allocations: 0 / 0.7452 GB, free: 15.85 MB / 0.5606 GB Notification: Performance of FrontEnd: time 1.893e-06/0.5872, allocations: 0 / 0.7452 GB, free: 15.85 MB / 0.5606 GB Notification: Performance of Transformations before backend: time 1.983e-05/0.5872, allocations: 0 / 0.7452 GB, free: 15.85 MB / 0.5606 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 130 * Number of variables: 130 Notification: Performance of Generate backend data structure: time 0.002677/0.5899, allocations: 1.125 MB / 0.7463 GB, free: 14.67 MB / 0.5606 GB Notification: Performance of prepare preOptimizeDAE: time 4.466e-05/0.59, allocations: 12.03 kB / 0.7463 GB, free: 14.66 MB / 0.5606 GB Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 2.631e-05/0.59, allocations: 13 kB / 0.7463 GB, free: 14.65 MB / 0.5606 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001379/0.5901, allocations: 94.52 kB / 0.7464 GB, free: 14.55 MB / 0.5606 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008269/0.5909, allocations: 151.3 kB / 0.7466 GB, free: 14.4 MB / 0.5606 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0009208/0.5919, allocations: 0.528 MB / 0.7471 GB, free: 13.83 MB / 0.5606 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001081/0.592, allocations: 96.41 kB / 0.7472 GB, free: 13.72 MB / 0.5606 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001041/0.5921, allocations: 51.98 kB / 0.7472 GB, free: 13.67 MB / 0.5606 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001301/0.5934, allocations: 0.8174 MB / 0.748 GB, free: 12.78 MB / 0.5606 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.117e-05/0.5934, allocations: 4 kB / 0.748 GB, free: 12.78 MB / 0.5606 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.239e-05/0.5935, allocations: 31.92 kB / 0.748 GB, free: 12.75 MB / 0.5606 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.14e-05/0.5935, allocations: 44.86 kB / 0.7481 GB, free: 12.7 MB / 0.5606 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001098/0.5946, allocations: 0.6205 MB / 0.7487 GB, free: 12.08 MB / 0.5606 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 0.00458/0.5992, allocations: 3.937 MB / 0.7525 GB, free: 7.898 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.000607/0.5998, allocations: 345.8 kB / 0.7529 GB, free: 7.555 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002875/0.6001, allocations: 157.3 kB / 0.753 GB, free: 7.398 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001305/0.6002, allocations: 93.39 kB / 0.7531 GB, free: 7.289 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.828e-05/0.6003, allocations: 42.77 kB / 0.7531 GB, free: 7.238 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=34): time 1.784e-06/0.6003, allocations: 4 kB / 0.7531 GB, free: 7.234 MB / 0.5606 GB Notification: Performance of matching and sorting (n=39): time 0.005673/0.606, allocations: 1.676 MB / 0.7548 GB, free: 5.492 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.647e-05/0.606, allocations: 136.5 kB / 0.7549 GB, free: 5.328 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007019/0.6067, allocations: 0.6172 MB / 0.7555 GB, free: 4.699 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 4.953e-05/0.6068, allocations: 29.7 kB / 0.7555 GB, free: 4.664 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.00029/0.6071, allocations: 379.8 kB / 0.7559 GB, free: 4.289 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001355/0.6072, allocations: 150.7 kB / 0.7561 GB, free: 4.141 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002301/0.6074, allocations: 162.6 kB / 0.7562 GB, free: 3.977 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 0.0001883/0.6076, allocations: 374.8 kB / 0.7566 GB, free: 3.602 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003637/0.608, allocations: 201.9 kB / 0.7568 GB, free: 3.406 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006065/0.6086, allocations: 0.5086 MB / 0.7573 GB, free: 2.742 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001013/0.6096, allocations: 0.7516 MB / 0.758 GB, free: 1.852 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.001e-06/0.6096, allocations: 4 kB / 0.758 GB, free: 1.848 MB / 0.5606 GB Notification: Performance of matching and sorting (n=85) (initialization): time 0.001474/0.6111, allocations: 0.88 MB / 0.7589 GB, free: 0.957 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 1.988e-05/0.6111, allocations: 11.94 kB / 0.7589 GB, free: 0.9453 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.415e-05/0.6111, allocations: 12 kB / 0.7589 GB, free: 0.9336 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001346/0.6125, allocations: 322.2 kB / 0.7592 GB, free: 0.6172 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003949/0.6129, allocations: 124.5 kB / 0.7593 GB, free: 0.4961 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001186/0.6141, allocations: 0.9269 MB / 0.7602 GB, free: 15.55 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004377/0.6145, allocations: 28 kB / 0.7602 GB, free: 15.52 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.283e-05/0.6146, allocations: 67.98 kB / 0.7603 GB, free: 15.45 MB / 0.5762 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 45 * Number of states: 0 () * Number of discrete variables: 4 (volume.regularFlow[1],volume.regularFlow[2],volume.inFlow[2],volume.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (67): * Single equations (assignments): 66 * 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 {(2,17)} Notification: Performance of prepare postOptimizeDAE: time 0.000329/0.6149, allocations: 249.4 kB / 0.7605 GB, free: 15.2 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001283/0.615, allocations: 67.64 kB / 0.7606 GB, free: 15.13 MB / 0.5762 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001613/0.6167, allocations: 0.8664 MB / 0.7614 GB, free: 14.25 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.724e-06/0.6167, allocations: 4 kB / 0.7614 GB, free: 14.24 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.017e-05/0.6167, allocations: 7.984 kB / 0.7615 GB, free: 14.23 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.422e-06/0.6167, allocations: 3.938 kB / 0.7615 GB, free: 14.23 MB / 0.5762 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002039/0.6187, allocations: 1.454 MB / 0.7629 GB, free: 12.64 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.895e-06/0.6187, allocations: 0 / 0.7629 GB, free: 12.64 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001044/0.6198, allocations: 211.7 kB / 0.7631 GB, free: 12.44 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 8.284e-05/0.6199, allocations: 24.84 kB / 0.7631 GB, free: 12.41 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.456e-05/0.6199, allocations: 24.17 kB / 0.7631 GB, free: 12.39 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002173/0.6221, allocations: 2.874 MB / 0.7659 GB, free: 9.23 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.817e-06/0.6221, allocations: 4.031 kB / 0.7659 GB, free: 9.227 MB / 0.5762 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001259/0.6233, allocations: 0.8268 MB / 0.7667 GB, free: 8.363 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002538/0.6236, allocations: 188.6 kB / 0.7669 GB, free: 8.16 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.098e-05/0.6237, allocations: 15.98 kB / 0.7669 GB, free: 8.145 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003705/0.624, allocations: 12 kB / 0.767 GB, free: 8.133 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001146/0.6242, allocations: 51.81 kB / 0.767 GB, free: 8.082 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.844e-05/0.6242, allocations: 48.05 kB / 0.767 GB, free: 8.035 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.0005221/0.6248, allocations: 439 kB / 0.7675 GB, free: 7.613 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1e-07/0.6248, allocations: 0 / 0.7675 GB, free: 7.613 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.0008801/0.6256, allocations: 251.8 kB / 0.7677 GB, free: 7.367 MB / 0.5762 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 7 * Number of states: 2 (volume.medium.p,volume.medium.T) * 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 (39): * Single equations (assignments): 37 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * 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: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.002072/0.6277, allocations: 1.545 MB / 0.7692 GB, free: 5.773 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.001112/0.6288, allocations: 0.5379 MB / 0.7697 GB, free: 5.238 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 5.31e-06/0.6288, allocations: 4 kB / 0.7697 GB, free: 5.234 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.0009939/0.6298, allocations: 399.8 kB / 0.7701 GB, free: 4.832 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001584/0.6314, allocations: 372.8 kB / 0.7705 GB, free: 4.48 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008579/0.64, allocations: 6.334 MB / 0.7767 GB, free: 13.75 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005738/0.6406, allocations: 0.9337 MB / 0.7776 GB, free: 12.79 MB / 0.5919 GB Notification: Performance of simCode: alias equations: time 0.001033/0.6416, allocations: 459.7 kB / 0.778 GB, free: 12.34 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004833/0.6421, allocations: 291.3 kB / 0.7783 GB, free: 12.05 MB / 0.5919 GB Notification: Performance of SimCode: time 5.91e-07/0.6421, allocations: 3.938 kB / 0.7783 GB, free: 12.05 MB / 0.5919 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.05516/0.6972, allocations: 24.52 MB / 0.8022 GB, free: 3.805 MB / 0.6075 GB Notification: Performance of buildModelFMU: Generate platform static: time 13.15/13.84, allocations: 12 kB / 0.8023 GB, free: 3.793 MB / 0.6075 GB " [Timeout remaining time 646] (rm -f ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam.pipe ; mkfifo ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam.pipe ; head -c 1048576 < ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam.pipe >> ../files/ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam_res.mat --tempDir=temp_ModelicaTest_4_1_0_ModelicaTest_Media_TestsWithFluid_MediaTestModels_Water_IdealSteam_fmu --startTime=0 --stopTime=1.01 --stepSize=0.000201919 --timeout=50 --tolerance=1e-06 ModelicaTest_4_1_0_ModelicaTest_Media_TestsWithFluid_MediaTestModels_Water_IdealSteam.fmu > ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam.pipe 2>&1) [Timeout 52.5] diffSimulationResults("ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/ModelicaTest/Media/TestsWithFluid/MediaTestModels/Water/IdealSteam/IdealSteam.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.1.0_ModelicaTest.Media.TestsWithFluid.MediaTestModels.Water.IdealSteam.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] Reference file matches [Calling sys.exit(0), Time elapsed: 17.11103045003256]