Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.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 0.001392/0.001392, allocations: 107.1 kB / 20.44 MB, free: 1.344 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 0.001543/0.001543, allocations: 209.3 kB / 23.73 MB, free: 4.523 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 1.583/1.583, allocations: 230.6 MB / 257.5 MB, free: 7.812 MB / 206.1 MB " [Timeout remaining time 178] 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(Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5011,variableFilter="time|sample1.y|sample2.y|hold1.y",fileNamePrefix="Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2") translateModel(Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5011,variableFilter="time|sample1.y|sample2.y|hold1.y",fileNamePrefix="Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.00163/0.00163, allocations: 47.92 kB / 378.2 MB, free: 2.496 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3464/0.3481, allocations: 53.37 MB / 431.6 MB, free: 6.73 MB / 334.1 MB Notification: Performance of NFInst.instantiate(Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2): time 0.003184/0.3512, allocations: 1.621 MB / 433.2 MB, free: 5.105 MB / 334.1 MB Notification: Performance of NFInst.instExpressions: time 0.000512/0.3518, allocations: 179.4 kB / 433.4 MB, free: 4.93 MB / 334.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 9.216e-05/0.3518, allocations: 8 kB / 433.4 MB, free: 4.922 MB / 334.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0001047/0.352, allocations: 15.8 kB / 433.4 MB, free: 4.906 MB / 334.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0001418/0.3521, allocations: 19.84 kB / 433.4 MB, free: 4.887 MB / 334.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0002425/0.3523, allocations: 47.89 kB / 433.5 MB, free: 4.84 MB / 334.1 MB Notification: Performance of NFFlatten.flatten: time 0.0001556/0.3525, allocations: 63.78 kB / 433.5 MB, free: 4.777 MB / 334.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0001524/0.3526, allocations: 23.98 kB / 433.5 MB, free: 4.754 MB / 334.1 MB Notification: Performance of NFEvalConstants.evaluate: time 4.972e-05/0.3527, allocations: 31.86 kB / 433.6 MB, free: 4.723 MB / 334.1 MB Notification: Performance of NFSimplifyModel.simplify: time 9.427e-05/0.3528, allocations: 39.77 kB / 433.6 MB, free: 4.684 MB / 334.1 MB Notification: Performance of NFPackage.collectConstants: time 2.298e-05/0.3528, allocations: 8 kB / 433.6 MB, free: 4.676 MB / 334.1 MB Notification: Performance of NFFlatten.collectFunctions: time 1.456e-05/0.3528, allocations: 4 kB / 433.6 MB, free: 4.672 MB / 334.1 MB Notification: Performance of NFScalarize.scalarize: time 5.706e-05/0.3529, allocations: 27.91 kB / 433.7 MB, free: 4.645 MB / 334.1 MB Notification: Performance of NFVerifyModel.verify: time 4.709e-05/0.3529, allocations: 27.81 kB / 433.7 MB, free: 4.617 MB / 334.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0001783/0.3531, allocations: 101.7 kB / 433.8 MB, free: 4.523 MB / 334.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.218e-06/0.3531, allocations: 0 / 433.8 MB, free: 4.523 MB / 334.1 MB Notification: Performance of FrontEnd: time 1.202e-06/0.3531, allocations: 0 / 433.8 MB, free: 4.523 MB / 334.1 MB Notification: Performance of Transformations before backend: time 9.738e-06/0.3531, allocations: 0 / 433.8 MB, free: 4.523 MB / 334.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 17 * Number of variables: 17 Notification: Performance of Generate backend data structure: time 0.0006487/0.3538, allocations: 341.8 kB / 434.1 MB, free: 4.156 MB / 334.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.628e-05/0.3538, allocations: 8.031 kB / 434.1 MB, free: 4.148 MB / 334.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 5.797e-05/0.3539, allocations: 16.84 kB / 434.1 MB, free: 4.133 MB / 334.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002761/0.3542, allocations: 150.3 kB / 434.3 MB, free: 3.961 MB / 334.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.66e-05/0.3542, allocations: 8.375 kB / 434.3 MB, free: 3.953 MB / 334.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 2.336e-05/0.3542, allocations: 12.31 kB / 434.3 MB, free: 3.941 MB / 334.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004866/0.3547, allocations: 198.3 kB / 434.5 MB, free: 3.727 MB / 334.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.135e-05/0.3547, allocations: 192 / 434.5 MB, free: 3.727 MB / 334.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.56e-05/0.3547, allocations: 11.94 kB / 434.5 MB, free: 3.715 MB / 334.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.839e-06/0.3547, allocations: 0 / 434.5 MB, free: 3.715 MB / 334.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001483/0.3549, allocations: 59.89 kB / 434.6 MB, free: 3.656 MB / 334.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004489/0.3553, allocations: 313.6 kB / 434.9 MB, free: 3.312 MB / 334.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0002367/0.3555, allocations: 119.8 kB / 435 MB, free: 3.168 MB / 334.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001368/0.3557, allocations: 82.53 kB / 435.1 MB, free: 3.078 MB / 334.1 MB Notification: Performance of preOpt evalFunc (simulation): time 2.548e-05/0.3557, allocations: 0 / 435.1 MB, free: 3.078 MB / 334.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.514e-05/0.3557, allocations: 34.56 kB / 435.1 MB, free: 3.035 MB / 334.1 MB Notification: Performance of pre-optimization done (n=12): time 1.072e-06/0.3557, allocations: 0 / 435.1 MB, free: 3.035 MB / 334.1 MB Notification: Performance of matching and sorting (n=12): time 0.0004348/0.3562, allocations: 173.6 kB / 435.3 MB, free: 2.859 MB / 334.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 9.034e-05/0.3563, allocations: 110.8 kB / 435.4 MB, free: 2.727 MB / 334.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001688/0.3564, allocations: 157.7 kB / 435.5 MB, free: 2.566 MB / 334.1 MB Notification: Performance of collectPreVariables (initialization): time 2.481e-05/0.3565, allocations: 33.7 kB / 435.6 MB, free: 2.527 MB / 334.1 MB Notification: Performance of collectInitialEqns (initialization): time 8.393e-05/0.3565, allocations: 96.34 kB / 435.7 MB, free: 2.426 MB / 334.1 MB Notification: Performance of collectInitialBindings (initialization): time 1.623e-05/0.3566, allocations: 7.953 kB / 435.7 MB, free: 2.418 MB / 334.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 5.714e-05/0.3566, allocations: 37.7 kB / 435.7 MB, free: 2.375 MB / 334.1 MB Notification: Performance of setup shared object (initialization): time 0.0001518/0.3568, allocations: 318.8 kB / 436 MB, free: 2.055 MB / 334.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 5.875e-05/0.3568, allocations: 15.98 kB / 436 MB, free: 2.039 MB / 334.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000117/0.3569, allocations: 89.38 kB / 436.1 MB, free: 1.918 MB / 334.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001734/0.3571, allocations: 113.3 kB / 436.2 MB, free: 1.773 MB / 334.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.208e-06/0.3571, allocations: 8 kB / 436.2 MB, free: 1.766 MB / 334.1 MB Notification: Performance of matching and sorting (n=12) (initialization): time 0.0002194/0.3573, allocations: 129.3 kB / 436.4 MB, free: 1.633 MB / 334.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.525e-05/0.3573, allocations: 8 kB / 436.4 MB, free: 1.625 MB / 334.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.337e-06/0.3574, allocations: 4 kB / 436.4 MB, free: 1.621 MB / 334.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.931e-05/0.3574, allocations: 7.984 kB / 436.4 MB, free: 1.613 MB / 334.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001152/0.3575, allocations: 32.27 kB / 436.4 MB, free: 1.582 MB / 334.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.776e-06/0.3575, allocations: 4 kB / 436.4 MB, free: 1.578 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 7.251e-05/0.3576, allocations: 11.89 kB / 436.4 MB, free: 1.566 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.532e-05/0.3576, allocations: 8 kB / 436.4 MB, free: 1.559 MB / 334.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 12 (sample1.u,integerConstant.y,sum2.y,sum2.u[2],sum2.u[1],sum1.y,sum1.u[2],sum1.u[1],sample2.y,hold1.y,hold1.u,sample1.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (12): * Single equations (assignments): 12 * 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 0.0001205/0.3577, allocations: 133.8 kB / 436.6 MB, free: 1.418 MB / 334.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001883/0.3579, allocations: 101.6 kB / 436.7 MB, free: 1.312 MB / 334.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.193e-05/0.358, allocations: 20.7 kB / 436.7 MB, free: 1.289 MB / 334.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.82e-06/0.358, allocations: 4 kB / 436.7 MB, free: 1.285 MB / 334.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.757e-06/0.358, allocations: 3.938 kB / 436.7 MB, free: 1.281 MB / 334.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.056e-06/0.358, allocations: 4 kB / 436.7 MB, free: 1.277 MB / 334.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002146/0.3582, allocations: 137.7 kB / 436.8 MB, free: 1.113 MB / 334.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.282e-06/0.3582, allocations: 0 / 436.8 MB, free: 1.113 MB / 334.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001266/0.3583, allocations: 27.92 kB / 436.9 MB, free: 1.086 MB / 334.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 1.964e-06/0.3583, allocations: 0 / 436.9 MB, free: 1.086 MB / 334.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.226e-05/0.3583, allocations: 4 kB / 436.9 MB, free: 1.082 MB / 334.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.604e-06/0.3583, allocations: 3.938 kB / 436.9 MB, free: 1.078 MB / 334.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.533e-06/0.3583, allocations: 0 / 436.9 MB, free: 1.078 MB / 334.1 MB [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:332:7-332:48:writable] Error: Internal error BackendDAETransform.analyseStrongComponentBlock failed (Purely discrete algebraic loops cannot be solved by iterative processes. Try to break them open using the delay() operator.) sum1.y sum2.u[2] sum2.y hold1.u hold1.y sample2.y sum1.u[2] sum1.y = sum1.k[1] * sum1.u[1] + sum1.k[2] * sum1.u[2] sum1.u[2] = sample2.y sample2.y = $getPart(hold1.y) hold1.y = $getPart(hold1.u) hold1.u = sum2.y sum2.y = sum2.k[1] * sum2.u[1] + sum2.k[2] * sum2.u[2] sum2.u[2] = sum1.y [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:342:7-342:48:writable] Error: Internal error BackendDAETransform.analyseStrongComponentBlock failed variables: sum1.y sum2.u[2] sum2.y hold1.u hold1.y sample2.y sum1.u[2] equations: sum1.y = sum1.k[1] * sum1.u[1] + sum1.k[2] * sum1.u[2] sum1.u[2] = sample2.y sample2.y = $getPart(hold1.y) hold1.y = $getPart(hold1.u) hold1.u = sum2.y sum2.y = sum2.k[1] * sum2.u[1] + sum2.k[2] * sum2.u[2] sum2.u[2] = sum1.y [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:346:7-346:90:writable] Error: Internal error function analyseStrongComponentBlock failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:196:5-196:89:writable] Error: Internal error function analyseStrongComponentScalar failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:107:7-107:113:writable] Error: Internal error function strongComponentsScalar failed (sorting strong components) [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAEUtil.mo:8018:5-8018:89:writable] Error: Internal error Transformation module sort components failed Warning: The optimization module detectJacobianSparsePattern failed. This module will be skipped and the transformation process continued. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004654/0.3588, allocations: 393 kB / 437.3 MB, free: 0.6758 MB / 334.1 MB Notification: Performance of postOpt removeConstants (simulation): time 6.217e-05/0.3588, allocations: 27.83 kB / 437.3 MB, free: 0.6484 MB / 334.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.055e-05/0.3589, allocations: 4 kB / 437.3 MB, free: 0.6445 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001133/0.359, allocations: 8 kB / 437.3 MB, free: 0.6367 MB / 334.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.656e-05/0.359, allocations: 3.984 kB / 437.3 MB, free: 0.6328 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.666e-05/0.359, allocations: 4 kB / 437.3 MB, free: 0.6289 MB / 334.1 MB Notification: Performance of sorting global known variables: time 9.075e-05/0.3591, allocations: 115.2 kB / 437.4 MB, free: 0.5156 MB / 334.1 MB Notification: Performance of sort global known variables: time 8e-08/0.3591, allocations: 4 kB / 437.4 MB, free: 0.5117 MB / 334.1 MB Notification: Performance of remove unused functions: time 0.0002936/0.3594, allocations: 16 kB / 437.4 MB, free: 0.4961 MB / 334.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 12 (sample1.u,hold1.y,sample1.y,hold1.u,sample2.y,sum1.u[1],sum1.u[2],sum1.y,sum2.u[1],sum2.u[2],sum2.y,integerConstant.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (12): * Single equations (assignments): 12 * 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 Backend phase and start with SimCode phase: time 0.0001284/0.3595, allocations: 103.2 kB / 437.5 MB, free: 396 kB / 334.1 MB Notification: Performance of simCode: created initialization part: time 0.0002219/0.3598, allocations: 80.67 kB / 437.6 MB, free: 316 kB / 334.1 MB Notification: Performance of simCode: created event and clocks part: time 1.704e-06/0.3598, allocations: 0 / 437.6 MB, free: 316 kB / 334.1 MB Notification: Performance of simCode: created simulation system equations: time 4.018e-05/0.3598, allocations: 12.06 kB / 437.6 MB, free: 304 kB / 334.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004958/0.3603, allocations: 82.14 kB / 437.7 MB, free: 228 kB / 334.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0004708/0.3608, allocations: 239.8 kB / 437.9 MB, free: 15.96 MB / 350.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000114/0.3609, allocations: 100.1 kB / 438 MB, free: 15.84 MB / 350.1 MB Notification: Performance of simCode: alias equations: time 3.44e-05/0.3609, allocations: 8.609 kB / 438 MB, free: 15.83 MB / 350.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 3.273e-05/0.361, allocations: 15.44 kB / 438.1 MB, free: 15.82 MB / 350.1 MB Notification: Performance of SimCode: time 4.11e-07/0.361, allocations: 0 / 438.1 MB, free: 15.82 MB / 350.1 MB Notification: Performance of Templates: time 0.003937/0.3649, allocations: 1.079 MB / 439.1 MB, free: 14.76 MB / 350.1 MB " [Timeout remaining time 660] make -j1 -f Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.makefile [Timeout 660] (rm -f Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.pipe ; mkfifo Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.pipe ; head -c 1048576 < Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.pipe >> ../files/Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.sim & ./Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2 -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.pipe 2>&1) [Timeout 480] diffSimulationResults("Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.1.0/Modelica/Clocked/Examples/Elementary/IntegerSignals/Sample2/Sample2.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_4.1.0_Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2.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: 4.660063716117293]