Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.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 0.001539/0.001539, allocations: 77.55 kB / 19.76 MB, free: 2.027 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 0.001677/0.001677, allocations: 159.5 kB / 23.01 MB, free: 4.949 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 1.403/1.403, allocations: 177.2 MB / 203.4 MB, free: 8.969 MB / 190.1 MB " [Timeout remaining time 179] 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 2.616/2.616, allocations: 359.1 MB / 0.6044 GB, free: 14.87 MB / 0.5762 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: translateModel(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|conBoiRet.TSet|conBoiRet.TRet|conBoiRet.yVal",fileNamePrefix="Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn") translateModel(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|conBoiRet.TSet|conBoiRet.TRet|conBoiRet.yVal",fileNamePrefix="Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn") [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 0.002082/0.002082, allocations: 67.89 kB / 0.9515 GB, free: 12.81 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2961/0.2982, allocations: 169.9 MB / 1.117 GB, free: 2.566 MB / 1.061 GB Notification: Performance of NFInst.instantiate(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn): time 0.003602/0.3018, allocations: 1.949 MB / 1.119 GB, free: 0.6016 MB / 1.061 GB Notification: Performance of NFInst.instExpressions: time 0.0009723/0.3027, allocations: 442.7 kB / 1.12 GB, free: 172 kB / 1.061 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001243/0.3029, allocations: 7.938 kB / 1.12 GB, free: 164 kB / 1.061 GB Notification: Performance of NFTyping.typeComponents: time 0.0001698/0.303, allocations: 43.59 kB / 1.12 GB, free: 120 kB / 1.061 GB Notification: Performance of NFTyping.typeBindings: time 0.0001042/0.3031, allocations: 35.67 kB / 1.12 GB, free: 84 kB / 1.061 GB Notification: Performance of NFTyping.typeClassSections: time 0.0002591/0.3034, allocations: 99.88 kB / 1.12 GB, free: 15.98 MB / 1.076 GB Notification: Performance of NFFlatten.flatten: time 0.0003136/0.3037, allocations: 292.3 kB / 1.12 GB, free: 15.7 MB / 1.076 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0002227/0.3039, allocations: 101.1 kB / 1.12 GB, free: 15.6 MB / 1.076 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001264/0.3041, allocations: 103.6 kB / 1.12 GB, free: 15.5 MB / 1.076 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001345/0.3042, allocations: 95.47 kB / 1.121 GB, free: 15.4 MB / 1.076 GB Notification: Performance of NFPackage.collectConstants: time 4.73e-05/0.3042, allocations: 32 kB / 1.121 GB, free: 15.37 MB / 1.076 GB Notification: Performance of NFFlatten.collectFunctions: time 4.344e-05/0.3043, allocations: 40 kB / 1.121 GB, free: 15.33 MB / 1.076 GB Notification: Performance of NFScalarize.scalarize: time 6.255e-05/0.3043, allocations: 59.78 kB / 1.121 GB, free: 15.27 MB / 1.076 GB Notification: Performance of NFVerifyModel.verify: time 0.0001083/0.3045, allocations: 91.53 kB / 1.121 GB, free: 15.18 MB / 1.076 GB Notification: Performance of NFConvertDAE.convert: time 0.0005169/0.305, allocations: 390.5 kB / 1.121 GB, free: 14.8 MB / 1.076 GB Notification: Performance of FrontEnd - DAE generated: time 3.987e-06/0.305, allocations: 0 / 1.121 GB, free: 14.8 MB / 1.076 GB Notification: Performance of FrontEnd: time 1.263e-06/0.305, allocations: 0 / 1.121 GB, free: 14.8 MB / 1.076 GB Notification: Performance of Transformations before backend: time 8.546e-06/0.305, allocations: 3.984 kB / 1.121 GB, free: 14.8 MB / 1.076 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 47 * Number of variables: 47 Notification: Performance of Generate backend data structure: time 0.001032/0.306, allocations: 0.5023 MB / 1.122 GB, free: 14.26 MB / 1.076 GB Notification: Performance of prepare preOptimizeDAE: time 3.425e-05/0.306, allocations: 8.031 kB / 1.122 GB, free: 14.25 MB / 1.076 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 6.469e-05/0.3061, allocations: 28.75 kB / 1.122 GB, free: 14.23 MB / 1.076 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003877/0.3065, allocations: 210.6 kB / 1.122 GB, free: 14 MB / 1.076 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.837e-05/0.3065, allocations: 16.88 kB / 1.122 GB, free: 13.98 MB / 1.076 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.062e-05/0.3066, allocations: 16.38 kB / 1.122 GB, free: 13.96 MB / 1.076 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005126/0.3071, allocations: 268.5 kB / 1.122 GB, free: 13.68 MB / 1.076 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.082e-05/0.3071, allocations: 0 / 1.122 GB, free: 13.68 MB / 1.076 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.449e-05/0.3071, allocations: 15.98 kB / 1.122 GB, free: 13.67 MB / 1.076 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.103e-06/0.3071, allocations: 4 kB / 1.122 GB, free: 13.66 MB / 1.076 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000458/0.3076, allocations: 173 kB / 1.122 GB, free: 13.5 MB / 1.076 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001144/0.3087, allocations: 0.6936 MB / 1.123 GB, free: 12.76 MB / 1.076 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0005291/0.3092, allocations: 174.7 kB / 1.123 GB, free: 12.58 MB / 1.076 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002253/0.3095, allocations: 88.81 kB / 1.123 GB, free: 12.49 MB / 1.076 GB Notification: Performance of preOpt evalFunc (simulation): time 1.978e-05/0.3095, allocations: 4 kB / 1.123 GB, free: 12.49 MB / 1.076 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.566e-05/0.3095, allocations: 34.55 kB / 1.123 GB, free: 12.45 MB / 1.076 GB Notification: Performance of pre-optimization done (n=12): time 1.182e-06/0.3095, allocations: 0 / 1.123 GB, free: 12.45 MB / 1.076 GB Notification: Performance of matching and sorting (n=12): time 0.0006669/0.3102, allocations: 237.4 kB / 1.123 GB, free: 12.21 MB / 1.076 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.618e-05/0.3103, allocations: 81.11 kB / 1.124 GB, free: 12.11 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000252/0.3105, allocations: 215.9 kB / 1.124 GB, free: 11.89 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 2.38e-05/0.3105, allocations: 25.7 kB / 1.124 GB, free: 11.86 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001354/0.3107, allocations: 160.2 kB / 1.124 GB, free: 11.7 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 5.052e-05/0.3107, allocations: 55.56 kB / 1.124 GB, free: 11.64 MB / 1.076 GB Notification: Performance of simplifyInitialFunctions (initialization): time 6.373e-05/0.3108, allocations: 29.72 kB / 1.124 GB, free: 11.61 MB / 1.076 GB Notification: Performance of setup shared object (initialization): time 0.0002407/0.311, allocations: 330.8 kB / 1.124 GB, free: 11.27 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001998/0.3112, allocations: 72.81 kB / 1.124 GB, free: 11.2 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002632/0.3115, allocations: 156.5 kB / 1.125 GB, free: 11.02 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003941/0.3119, allocations: 162.1 kB / 1.125 GB, free: 10.85 MB / 1.076 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.593e-06/0.3119, allocations: 0 / 1.125 GB, free: 10.85 MB / 1.076 GB Notification: Performance of matching and sorting (n=17) (initialization): time 0.0004764/0.3124, allocations: 205.4 kB / 1.125 GB, free: 10.64 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 1.353e-05/0.3124, allocations: 8 kB / 1.125 GB, free: 10.63 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.988e-06/0.3124, allocations: 0 / 1.125 GB, free: 10.63 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.329e-05/0.3124, allocations: 7.875 kB / 1.125 GB, free: 10.62 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001859/0.3126, allocations: 40.06 kB / 1.125 GB, free: 10.59 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.362e-06/0.3126, allocations: 4 kB / 1.125 GB, free: 10.58 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001369/0.3127, allocations: 27.94 kB / 1.125 GB, free: 10.55 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.434e-05/0.3127, allocations: 4 kB / 1.125 GB, free: 10.55 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.000215/0.3129, allocations: 152.1 kB / 1.125 GB, free: 10.4 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002103/0.3132, allocations: 159.3 kB / 1.125 GB, free: 10.21 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0003006/0.3135, allocations: 140.1 kB / 1.125 GB, free: 10.07 MB / 1.076 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.627e-06/0.3135, allocations: 3.984 kB / 1.125 GB, free: 10.06 MB / 1.076 GB Notification: Performance of matching and sorting (n=17) (initialization_lambda0): time 0.0003868/0.3138, allocations: 186.2 kB / 1.126 GB, free: 9.875 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 7.834e-06/0.3139, allocations: 4 kB / 1.126 GB, free: 9.871 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.506e-06/0.3139, allocations: 4 kB / 1.126 GB, free: 9.867 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.084e-06/0.3139, allocations: 4.094 kB / 1.126 GB, free: 9.863 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001421/0.314, allocations: 27.98 kB / 1.126 GB, free: 9.836 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.573e-06/0.314, allocations: 7.938 kB / 1.126 GB, free: 9.828 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001254/0.3141, allocations: 19.92 kB / 1.126 GB, free: 9.809 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.427e-06/0.3141, allocations: 7.938 kB / 1.126 GB, free: 9.801 MB / 1.076 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 1 (conBoiRet.conPID.con1.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (17): * Single equations (assignments): 17 * 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 0.0001309/0.3143, allocations: 188.2 kB / 1.126 GB, free: 9.609 MB / 1.076 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 4.484e-05/0.3143, allocations: 19.86 kB / 1.126 GB, free: 9.59 MB / 1.076 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 4.717e-05/0.3144, allocations: 17.47 kB / 1.126 GB, free: 9.574 MB / 1.076 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.182e-06/0.3144, allocations: 7.938 kB / 1.126 GB, free: 9.566 MB / 1.076 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.008e-06/0.3144, allocations: 4 kB / 1.126 GB, free: 9.562 MB / 1.076 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.077e-06/0.3144, allocations: 7.969 kB / 1.126 GB, free: 9.555 MB / 1.076 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002724/0.3147, allocations: 201.2 kB / 1.126 GB, free: 9.328 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.173e-06/0.3147, allocations: 0 / 1.126 GB, free: 9.328 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001587/0.3148, allocations: 31.91 kB / 1.126 GB, free: 9.297 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.813e-06/0.3148, allocations: 0 / 1.126 GB, free: 9.297 MB / 1.076 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.266e-05/0.3148, allocations: 4 kB / 1.126 GB, free: 9.293 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.333e-06/0.3148, allocations: 7.938 kB / 1.126 GB, free: 9.285 MB / 1.076 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.953e-06/0.3148, allocations: 3.938 kB / 1.126 GB, free: 9.281 MB / 1.076 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0007011/0.3155, allocations: 339.3 kB / 1.126 GB, free: 8.934 MB / 1.076 GB Notification: Performance of postOpt removeConstants (simulation): time 3.723e-05/0.3156, allocations: 23.88 kB / 1.127 GB, free: 8.91 MB / 1.076 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 2.174e-05/0.3156, allocations: 0 / 1.127 GB, free: 8.91 MB / 1.076 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001454/0.3157, allocations: 15.98 kB / 1.127 GB, free: 8.895 MB / 1.076 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.859e-05/0.3158, allocations: 11.92 kB / 1.127 GB, free: 8.883 MB / 1.076 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.104e-05/0.3158, allocations: 4 kB / 1.127 GB, free: 8.879 MB / 1.076 GB Notification: Performance of sorting global known variables: time 0.0001637/0.316, allocations: 157.6 kB / 1.127 GB, free: 8.727 MB / 1.076 GB Notification: Performance of sort global known variables: time 8e-08/0.316, allocations: 0 / 1.127 GB, free: 8.727 MB / 1.076 GB Notification: Performance of remove unused functions: time 0.0003638/0.3163, allocations: 67.78 kB / 1.127 GB, free: 8.66 MB / 1.076 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 1 (conBoiRet.conPID.I.y) * 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 (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 0.0001089/0.3164, allocations: 103.2 kB / 1.127 GB, free: 8.551 MB / 1.076 GB Notification: Performance of simCode: created initialization part: time 0.0005849/0.317, allocations: 218.8 kB / 1.127 GB, free: 8.34 MB / 1.076 GB Notification: Performance of simCode: created event and clocks part: time 4.258e-06/0.317, allocations: 4 kB / 1.127 GB, free: 8.336 MB / 1.076 GB Notification: Performance of simCode: created simulation system equations: time 0.0001875/0.3172, allocations: 59.97 kB / 1.127 GB, free: 8.277 MB / 1.076 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003576/0.3176, allocations: 46.09 kB / 1.127 GB, free: 8.234 MB / 1.076 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0007363/0.3183, allocations: 405.2 kB / 1.128 GB, free: 7.812 MB / 1.076 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001256/0.3184, allocations: 126.2 kB / 1.128 GB, free: 7.668 MB / 1.076 GB Notification: Performance of simCode: alias equations: time 7.931e-05/0.3185, allocations: 17.48 kB / 1.128 GB, free: 7.652 MB / 1.076 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 5.511e-05/0.3186, allocations: 20.48 kB / 1.128 GB, free: 7.633 MB / 1.076 GB Notification: Performance of SimCode: time 3.2e-07/0.3186, allocations: 0 / 1.128 GB, free: 7.633 MB / 1.076 GB Notification: Performance of Templates: time 0.005497/0.3241, allocations: 2.022 MB / 1.13 GB, free: 5.645 MB / 1.076 GB " [Timeout remaining time 300] make -j1 -f Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.makefile [Timeout 300] (rm -f Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.pipe ; mkfifo Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.pipe ; head -c 1048576 < Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.pipe >> ../files/Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.sim & ./Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn -abortSlowSimulation -alarm=400 -s ida -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.pipe 2>&1) [Timeout 400] diffSimulationResults("Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Examples_Tutorial_CDL_Controls_Validation_BoilerReturn.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn.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: 8.219564013998024]