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 0.001843/0.001843, allocations: 111.1 kB / 20.44 MB, free: 1.184 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 0.002139/0.002139, allocations: 209.3 kB / 23.73 MB, free: 4.387 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 1.613/1.613, allocations: 230.6 MB / 257.5 MB, free: 7.793 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 0.001505/0.001505, allocations: 47.92 kB / 378.2 MB, free: 2.465 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2472/0.2487, allocations: 53.36 MB / 431.6 MB, free: 6.715 MB / 334.1 MB Notification: Performance of NFInst.instantiate(Modelica.Clocked.Examples.Elementary.IntegerSignals.Sample2): time 0.003198/0.2519, allocations: 1.621 MB / 433.2 MB, free: 5.09 MB / 334.1 MB Notification: Performance of NFInst.instExpressions: time 0.000503/0.2524, allocations: 183.3 kB / 433.4 MB, free: 4.91 MB / 334.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.000102/0.2525, allocations: 3.938 kB / 433.4 MB, free: 4.906 MB / 334.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0001335/0.2526, allocations: 11.86 kB / 433.4 MB, free: 4.895 MB / 334.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0001661/0.2528, allocations: 11.94 kB / 433.4 MB, free: 4.883 MB / 334.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0002829/0.253, allocations: 51.83 kB / 433.5 MB, free: 4.832 MB / 334.1 MB Notification: Performance of NFFlatten.flatten: time 0.0001668/0.2532, allocations: 63.83 kB / 433.5 MB, free: 4.77 MB / 334.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0001573/0.2534, allocations: 27.97 kB / 433.5 MB, free: 4.742 MB / 334.1 MB Notification: Performance of NFEvalConstants.evaluate: time 6.31e-05/0.2534, allocations: 35.8 kB / 433.6 MB, free: 4.707 MB / 334.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0001215/0.2536, allocations: 35.78 kB / 433.6 MB, free: 4.672 MB / 334.1 MB Notification: Performance of NFPackage.collectConstants: time 3.599e-05/0.2536, allocations: 4 kB / 433.6 MB, free: 4.668 MB / 334.1 MB Notification: Performance of NFFlatten.collectFunctions: time 2.079e-05/0.2536, allocations: 8 kB / 433.6 MB, free: 4.66 MB / 334.1 MB Notification: Performance of NFScalarize.scalarize: time 7.003e-05/0.2537, allocations: 27.86 kB / 433.7 MB, free: 4.633 MB / 334.1 MB Notification: Performance of NFVerifyModel.verify: time 6.339e-05/0.2537, allocations: 35.78 kB / 433.7 MB, free: 4.598 MB / 334.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0002418/0.254, allocations: 89.83 kB / 433.8 MB, free: 4.516 MB / 334.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.48e-06/0.254, allocations: 3.938 kB / 433.8 MB, free: 4.512 MB / 334.1 MB Notification: Performance of FrontEnd: time 1.473e-06/0.254, allocations: 0 / 433.8 MB, free: 4.512 MB / 334.1 MB Notification: Performance of Transformations before backend: time 1.449e-05/0.254, allocations: 0 / 433.8 MB, free: 4.512 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 0.0007087/0.2547, allocations: 337.8 kB / 434.1 MB, free: 4.148 MB / 334.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.141e-05/0.2548, allocations: 12.03 kB / 434.1 MB, free: 4.137 MB / 334.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 3.885e-05/0.2548, allocations: 12.84 kB / 434.1 MB, free: 4.125 MB / 334.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0002674/0.2551, allocations: 150.3 kB / 434.3 MB, free: 3.953 MB / 334.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.532e-05/0.2551, allocations: 4.375 kB / 434.3 MB, free: 3.949 MB / 334.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 2.37e-05/0.2551, allocations: 8.375 kB / 434.3 MB, free: 3.941 MB / 334.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004629/0.2556, allocations: 214.2 kB / 434.5 MB, free: 3.711 MB / 334.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.096e-05/0.2556, allocations: 192 / 434.5 MB, free: 3.711 MB / 334.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.54e-05/0.2556, allocations: 11.88 kB / 434.5 MB, free: 3.699 MB / 334.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.301e-05/0.2556, allocations: 4 kB / 434.5 MB, free: 3.695 MB / 334.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001356/0.2557, allocations: 47.97 kB / 434.6 MB, free: 3.648 MB / 334.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004824/0.2562, allocations: 321.5 kB / 434.9 MB, free: 3.297 MB / 334.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0002307/0.2565, allocations: 119.9 kB / 435 MB, free: 3.152 MB / 334.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001276/0.2566, allocations: 70.55 kB / 435.1 MB, free: 3.074 MB / 334.1 MB Notification: Performance of preOpt evalFunc (simulation): time 2.745e-05/0.2566, allocations: 8 kB / 435.1 MB, free: 3.066 MB / 334.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.509e-05/0.2566, allocations: 42.5 kB / 435.1 MB, free: 3.016 MB / 334.1 MB Notification: Performance of pre-optimization done (n=12): time 1.232e-06/0.2566, allocations: 0 / 435.1 MB, free: 3.016 MB / 334.1 MB Notification: Performance of matching and sorting (n=12): time 0.0004252/0.2571, allocations: 157.5 kB / 435.3 MB, free: 2.855 MB / 334.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 9.339e-05/0.2572, allocations: 111.2 kB / 435.4 MB, free: 2.723 MB / 334.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001687/0.2573, allocations: 171.5 kB / 435.5 MB, free: 2.551 MB / 334.1 MB Notification: Performance of collectPreVariables (initialization): time 1.93e-05/0.2574, allocations: 29.64 kB / 435.6 MB, free: 2.516 MB / 334.1 MB Notification: Performance of collectInitialEqns (initialization): time 8.08e-05/0.2574, allocations: 92.42 kB / 435.7 MB, free: 2.418 MB / 334.1 MB Notification: Performance of collectInitialBindings (initialization): time 1.784e-05/0.2575, allocations: 12.19 kB / 435.7 MB, free: 2.406 MB / 334.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 4.914e-05/0.2575, allocations: 33.72 kB / 435.7 MB, free: 2.367 MB / 334.1 MB Notification: Performance of setup shared object (initialization): time 0.0001643/0.2577, allocations: 322.8 kB / 436 MB, free: 2.043 MB / 334.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 5.924e-05/0.2577, allocations: 19.98 kB / 436 MB, free: 2.023 MB / 334.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001156/0.2578, allocations: 89.36 kB / 436.1 MB, free: 1.902 MB / 334.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.000197/0.258, allocations: 117.2 kB / 436.2 MB, free: 1.754 MB / 334.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.144e-06/0.258, allocations: 0 / 436.2 MB, free: 1.754 MB / 334.1 MB Notification: Performance of matching and sorting (n=12) (initialization): time 0.0002248/0.2583, allocations: 133.5 kB / 436.4 MB, free: 1.617 MB / 334.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.804e-05/0.2583, allocations: 8 kB / 436.4 MB, free: 1.609 MB / 334.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.312e-06/0.2583, allocations: 0 / 436.4 MB, free: 1.609 MB / 334.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.762e-05/0.2583, allocations: 4 kB / 436.4 MB, free: 1.605 MB / 334.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001156/0.2584, allocations: 27.98 kB / 436.4 MB, free: 1.578 MB / 334.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.578e-06/0.2584, allocations: 4 kB / 436.4 MB, free: 1.574 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 6.035e-05/0.2585, allocations: 11.89 kB / 436.4 MB, free: 1.562 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.401e-05/0.2585, allocations: 15.92 kB / 436.4 MB, free: 1.547 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 0.0001401/0.2586, allocations: 136.4 kB / 436.6 MB, free: 1.406 MB / 334.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001896/0.2588, allocations: 113.5 kB / 436.7 MB, free: 1.289 MB / 334.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.343e-05/0.2589, allocations: 16.72 kB / 436.7 MB, free: 1.27 MB / 334.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.414e-06/0.2589, allocations: 0 / 436.7 MB, free: 1.27 MB / 334.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.515e-06/0.2589, allocations: 4 kB / 436.7 MB, free: 1.266 MB / 334.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.087e-06/0.2589, allocations: 0 / 436.7 MB, free: 1.266 MB / 334.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002202/0.2591, allocations: 133.2 kB / 436.8 MB, free: 1.105 MB / 334.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.382e-06/0.2591, allocations: 0 / 436.8 MB, free: 1.105 MB / 334.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001073/0.2592, allocations: 23.92 kB / 436.9 MB, free: 1.082 MB / 334.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 4.027e-06/0.2592, allocations: 4 kB / 436.9 MB, free: 1.078 MB / 334.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.333e-05/0.2592, allocations: 8 kB / 436.9 MB, free: 1.07 MB / 334.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.541e-06/0.2593, allocations: 7.922 kB / 436.9 MB, free: 1.062 MB / 334.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.333e-06/0.2593, allocations: 4 kB / 436.9 MB, free: 1.059 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 0.0004779/0.2597, allocations: 377.2 kB / 437.3 MB, free: 0.6719 MB / 334.1 MB Notification: Performance of postOpt removeConstants (simulation): time 6.182e-05/0.2598, allocations: 31.83 kB / 437.3 MB, free: 0.6406 MB / 334.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.106e-05/0.2598, allocations: 8 kB / 437.3 MB, free: 0.6328 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001142/0.2599, allocations: 8.078 kB / 437.3 MB, free: 0.625 MB / 334.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.711e-05/0.26, allocations: 7.938 kB / 437.3 MB, free: 0.6172 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.288e-06/0.26, allocations: 4 kB / 437.3 MB, free: 0.6133 MB / 334.1 MB Notification: Performance of sorting global known variables: time 0.0001089/0.2601, allocations: 119.2 kB / 437.4 MB, free: 0.4961 MB / 334.1 MB Notification: Performance of sort global known variables: time 9.1e-08/0.2601, allocations: 0 / 437.4 MB, free: 0.4961 MB / 334.1 MB Notification: Performance of remove unused functions: time 0.0002978/0.2604, allocations: 16 kB / 437.4 MB, free: 492 kB / 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 0.0001455/0.2605, allocations: 107.2 kB / 437.5 MB, free: 376 kB / 334.1 MB Notification: Performance of simCode: created initialization part: time 0.0002371/0.2608, allocations: 75.84 kB / 437.6 MB, free: 300 kB / 334.1 MB Notification: Performance of simCode: created event and clocks part: time 2.395e-06/0.2608, allocations: 0 / 437.6 MB, free: 300 kB / 334.1 MB Notification: Performance of simCode: created simulation system equations: time 4.235e-05/0.2608, allocations: 11.98 kB / 437.6 MB, free: 288 kB / 334.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004951/0.2613, allocations: 68.66 kB / 437.7 MB, free: 224 kB / 334.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0005282/0.2618, allocations: 244.5 kB / 437.9 MB, free: 15.95 MB / 350.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001296/0.262, allocations: 104.1 kB / 438 MB, free: 15.82 MB / 350.1 MB Notification: Performance of simCode: alias equations: time 3.541e-05/0.262, allocations: 4.5 kB / 438 MB, free: 15.82 MB / 350.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 3.23e-05/0.262, allocations: 11.44 kB / 438.1 MB, free: 15.81 MB / 350.1 MB Notification: Performance of SimCode: time 2.91e-07/0.262, allocations: 0 / 438.1 MB, free: 15.81 MB / 350.1 MB Notification: Performance of Templates: time 0.004063/0.2661, allocations: 1.07 MB / 439.1 MB, free: 14.77 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: 4.633704634383321]