Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain.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 0.001406/0.001406, allocations: 114.3 kB / 18.94 MB, free: 2.934 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 0.001597/0.001597, allocations: 217 kB / 22.25 MB, free: 5.082 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 1.494/1.494, allocations: 230.6 MB / 256 MB, free: 8.035 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.243/3.243, allocations: 0.49 GB / 0.7951 GB, free: 33.54 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.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.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain,fileNamePrefix="Buildings_12_Buildings_Controls_OBC_Utilities_PIDWithAutotuning_SystemIdentification_FirstOrderTimeDelay_BaseClasses_Validation_Gain",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain,fileNamePrefix="Buildings_12_Buildings_Controls_OBC_Utilities_PIDWithAutotuning_SystemIdentification_FirstOrderTimeDelay_BaseClasses_Validation_Gain",fmuType="me",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 0.0021/0.0021, allocations: 70.39 kB / 1.154 GB, free: 25.65 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3375/0.3396, allocations: 176.1 MB / 1.326 GB, free: 1.883 MB / 1.014 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain): time 0.002617/0.3422, allocations: 1.239 MB / 1.327 GB, free: 0.6484 MB / 1.014 GB Notification: Performance of NFInst.instExpressions: time 0.00229/0.3445, allocations: 1.517 MB / 1.329 GB, free: 15.12 MB / 1.029 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001798/0.3447, allocations: 4 kB / 1.329 GB, free: 15.11 MB / 1.029 GB Notification: Performance of NFTyping.typeComponents: time 8.273e-05/0.3448, allocations: 23.67 kB / 1.329 GB, free: 15.09 MB / 1.029 GB Notification: Performance of NFTyping.typeBindings: time 0.0002279/0.345, allocations: 67.5 kB / 1.329 GB, free: 15.02 MB / 1.029 GB Notification: Performance of NFTyping.typeClassSections: time 0.001381/0.3464, allocations: 456.6 kB / 1.329 GB, free: 14.59 MB / 1.029 GB Notification: Performance of NFFlatten.flatten: time 0.0008193/0.3472, allocations: 0.5302 MB / 1.33 GB, free: 14.06 MB / 1.029 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0002212/0.3474, allocations: 75.98 kB / 1.33 GB, free: 13.97 MB / 1.029 GB Notification: Performance of NFEvalConstants.evaluate: time 0.000367/0.3478, allocations: 203.5 kB / 1.33 GB, free: 13.77 MB / 1.029 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003737/0.3482, allocations: 187.3 kB / 1.33 GB, free: 13.59 MB / 1.029 GB Notification: Performance of NFPackage.collectConstants: time 0.0001497/0.3483, allocations: 52 kB / 1.33 GB, free: 13.54 MB / 1.029 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001666/0.3485, allocations: 71.97 kB / 1.33 GB, free: 13.47 MB / 1.029 GB Notification: Performance of NFScalarize.scalarize: time 6.782e-05/0.3485, allocations: 55.78 kB / 1.33 GB, free: 13.41 MB / 1.029 GB Notification: Performance of NFVerifyModel.verify: time 0.0002342/0.3488, allocations: 191.3 kB / 1.33 GB, free: 13.23 MB / 1.029 GB Notification: Performance of NFConvertDAE.convert: time 0.0006927/0.3495, allocations: 0.5609 MB / 1.331 GB, free: 12.66 MB / 1.029 GB Notification: Performance of FrontEnd - DAE generated: time 4.548e-06/0.3495, allocations: 0 / 1.331 GB, free: 12.66 MB / 1.029 GB Notification: Performance of FrontEnd: time 1.363e-06/0.3495, allocations: 0 / 1.331 GB, free: 12.66 MB / 1.029 GB Notification: Performance of Transformations before backend: time 1.701e-05/0.3495, allocations: 3.938 kB / 1.331 GB, free: 12.66 MB / 1.029 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 35 * Number of variables: 35 Notification: Performance of Generate backend data structure: time 0.001087/0.3506, allocations: 0.6333 MB / 1.332 GB, free: 11.97 MB / 1.029 GB Notification: Performance of prepare preOptimizeDAE: time 4.457e-05/0.3506, allocations: 12.03 kB / 1.332 GB, free: 11.96 MB / 1.029 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 5.501e-05/0.3507, allocations: 46.73 kB / 1.332 GB, free: 11.9 MB / 1.029 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001158/0.3508, allocations: 36.8 kB / 1.332 GB, free: 11.87 MB / 1.029 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004528/0.3513, allocations: 245.2 kB / 1.332 GB, free: 11.6 MB / 1.029 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.536e-05/0.3513, allocations: 24.38 kB / 1.332 GB, free: 11.58 MB / 1.029 GB Notification: Performance of preOpt expandDerOperator (simulation): time 8.464e-05/0.3514, allocations: 28.38 kB / 1.332 GB, free: 11.55 MB / 1.029 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002929/0.3517, allocations: 157.5 kB / 1.332 GB, free: 11.39 MB / 1.029 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.341e-05/0.3517, allocations: 0 / 1.332 GB, free: 11.39 MB / 1.029 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.123e-05/0.3517, allocations: 8 kB / 1.332 GB, free: 11.38 MB / 1.029 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.12e-06/0.3517, allocations: 0 / 1.332 GB, free: 11.38 MB / 1.029 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001842/0.3519, allocations: 87.95 kB / 1.332 GB, free: 11.3 MB / 1.029 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001201/0.3531, allocations: 0.7058 MB / 1.333 GB, free: 10.55 MB / 1.029 GB Notification: Performance of preOpt comSubExp (simulation): time 0.000358/0.3534, allocations: 122.8 kB / 1.333 GB, free: 10.42 MB / 1.029 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001032/0.3536, allocations: 48.84 kB / 1.333 GB, free: 10.37 MB / 1.029 GB Notification: Performance of preOpt evalFunc (simulation): time 1.397e-05/0.3536, allocations: 0 / 1.333 GB, free: 10.37 MB / 1.029 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0002817/0.3538, allocations: 163.2 kB / 1.333 GB, free: 10.2 MB / 1.029 GB Notification: Performance of pre-optimization done (n=22): time 1.472e-06/0.3538, allocations: 0 / 1.333 GB, free: 10.2 MB / 1.029 GB Notification: Performance of matching and sorting (n=22): time 0.0005151/0.3544, allocations: 262.9 kB / 1.334 GB, free: 9.934 MB / 1.029 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.356e-05/0.3544, allocations: 63.38 kB / 1.334 GB, free: 9.859 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002545/0.3547, allocations: 232.9 kB / 1.334 GB, free: 9.625 MB / 1.029 GB Notification: Performance of collectPreVariables (initialization): time 5.694e-05/0.3547, allocations: 37.7 kB / 1.334 GB, free: 9.582 MB / 1.029 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001468/0.3549, allocations: 152.6 kB / 1.334 GB, free: 9.43 MB / 1.029 GB Notification: Performance of collectInitialBindings (initialization): time 5.762e-05/0.3549, allocations: 63.47 kB / 1.334 GB, free: 9.367 MB / 1.029 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001885/0.3551, allocations: 101.9 kB / 1.334 GB, free: 9.258 MB / 1.029 GB Notification: Performance of setup shared object (initialization): time 0.0001515/0.3553, allocations: 338.8 kB / 1.334 GB, free: 8.918 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003226/0.3556, allocations: 148.2 kB / 1.335 GB, free: 8.773 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003997/0.356, allocations: 238.6 kB / 1.335 GB, free: 8.504 MB / 1.029 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.000522/0.3565, allocations: 396.9 kB / 1.335 GB, free: 8.055 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.256e-06/0.3565, allocations: 0 / 1.335 GB, free: 8.055 MB / 1.029 GB Notification: Performance of matching and sorting (n=36) (initialization): time 0.001003/0.3575, allocations: 0.5958 MB / 1.336 GB, free: 7.43 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001134/0.3576, allocations: 130.8 kB / 1.336 GB, free: 7.277 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.398e-06/0.3576, allocations: 8.219 kB / 1.336 GB, free: 7.27 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.644e-05/0.3577, allocations: 8 kB / 1.336 GB, free: 7.262 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001051/0.3578, allocations: 31.92 kB / 1.336 GB, free: 7.23 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.127e-06/0.3578, allocations: 4 kB / 1.336 GB, free: 7.227 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006221/0.3584, allocations: 111.8 kB / 1.336 GB, free: 7.117 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.304e-05/0.3585, allocations: 35.95 kB / 1.336 GB, free: 7.082 MB / 1.029 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 12 * Number of states: 0 () * Number of discrete variables: 17 (tunSta.y,$PRE.tunSta.y,$whenCondition9,$whenCondition7,$whenCondition8,$whenCondition5,$whenCondition6,$whenCondition3,$whenCondition4,$whenCondition1,$whenCondition2,u.booPul.y,$PRE.u.booPul.y,tOn.booPul.y,$PRE.tOn.booPul.y,tOff.booPul.y,$PRE.tOff.booPul.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (28): * Single equations (assignments): 24 * Array equations: 0 * Algorithm blocks: 4 * 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 0.000186/0.3586, allocations: 154.2 kB / 1.336 GB, free: 6.922 MB / 1.029 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 3.489e-05/0.3587, allocations: 19.86 kB / 1.336 GB, free: 6.902 MB / 1.029 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.882e-05/0.3587, allocations: 30.2 kB / 1.336 GB, free: 6.867 MB / 1.029 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.579e-06/0.3587, allocations: 7.938 kB / 1.336 GB, free: 6.859 MB / 1.029 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.719e-06/0.3588, allocations: 0 / 1.336 GB, free: 6.859 MB / 1.029 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.087e-06/0.3588, allocations: 0 / 1.336 GB, free: 6.859 MB / 1.029 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0006763/0.3594, allocations: 0.5306 MB / 1.337 GB, free: 6.281 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.947e-06/0.3594, allocations: 3.938 kB / 1.337 GB, free: 6.277 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 9.484e-05/0.3595, allocations: 19.98 kB / 1.337 GB, free: 6.258 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.805e-06/0.3595, allocations: 0 / 1.337 GB, free: 6.258 MB / 1.029 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.814e-05/0.3596, allocations: 8 kB / 1.337 GB, free: 6.25 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.064e-06/0.3596, allocations: 0 / 1.337 GB, free: 6.25 MB / 1.029 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.11e-07/0.3596, allocations: 0 / 1.337 GB, free: 6.25 MB / 1.029 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005271/0.3601, allocations: 385.4 kB / 1.337 GB, free: 5.859 MB / 1.029 GB Notification: Performance of postOpt removeConstants (simulation): time 4.433e-05/0.3601, allocations: 31.81 kB / 1.337 GB, free: 5.828 MB / 1.029 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.593e-05/0.3602, allocations: 7.984 kB / 1.337 GB, free: 5.82 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 8.879e-05/0.3603, allocations: 8 kB / 1.337 GB, free: 5.812 MB / 1.029 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.882e-05/0.3603, allocations: 15.97 kB / 1.337 GB, free: 5.797 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.308e-05/0.3603, allocations: 8 kB / 1.337 GB, free: 5.789 MB / 1.029 GB Notification: Performance of sorting global known variables: time 0.0001686/0.3605, allocations: 168.5 kB / 1.337 GB, free: 5.625 MB / 1.029 GB Notification: Performance of sort global known variables: time 1.1e-07/0.3605, allocations: 4 kB / 1.337 GB, free: 5.621 MB / 1.029 GB Notification: Performance of remove unused functions: time 0.0003891/0.3609, allocations: 75.89 kB / 1.338 GB, free: 5.547 MB / 1.029 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 1 (gai.Iy.y) * Number of discrete variables: 13 ($whenCondition9,$whenCondition7,$whenCondition8,$whenCondition5,$whenCondition6,$whenCondition3,$whenCondition4,$whenCondition1,$whenCondition2,tunSta.y,tOff.booPul.y,tOn.booPul.y,u.booPul.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (22): * Single equations (assignments): 18 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 4 * 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 0.0008744/0.3617, allocations: 0.9231 MB / 1.338 GB, free: 4.598 MB / 1.029 GB Notification: Performance of simCode: created initialization part: time 0.0007904/0.3625, allocations: 0.4974 MB / 1.339 GB, free: 4.051 MB / 1.029 GB Notification: Performance of simCode: created event and clocks part: time 2.575e-06/0.3625, allocations: 4.625 kB / 1.339 GB, free: 4.047 MB / 1.029 GB Notification: Performance of simCode: created simulation system equations: time 0.0001292/0.3627, allocations: 73.78 kB / 1.339 GB, free: 3.977 MB / 1.029 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000529/0.3632, allocations: 61.03 kB / 1.339 GB, free: 3.918 MB / 1.029 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004643/0.3678, allocations: 3.23 MB / 1.342 GB, free: 0.5234 MB / 1.029 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004188/0.3683, allocations: 0.748 MB / 1.343 GB, free: 15.75 MB / 1.045 GB Notification: Performance of simCode: alias equations: time 0.0001049/0.3684, allocations: 25.94 kB / 1.343 GB, free: 15.73 MB / 1.045 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001225/0.3685, allocations: 71.42 kB / 1.343 GB, free: 15.66 MB / 1.045 GB Notification: Performance of SimCode: time 6.51e-07/0.3685, allocations: 0 / 1.343 GB, free: 15.66 MB / 1.045 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03784/0.4063, allocations: 7.162 MB / 1.35 GB, free: 8.742 MB / 1.045 GB Notification: Performance of buildModelFMU: Generate platform static: time 11.71/12.12, allocations: 14.77 kB / 1.35 GB, free: 8.738 MB / 1.045 GB " [Timeout remaining time 288] (rm -f Buildings_12_Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain.pipe ; mkfifo Buildings_12_Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain.pipe ; head -c 1048576 < Buildings_12_Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain.pipe >> ../files/Buildings_12_Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_12_Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain_res.mat --tempDir=temp_Buildings_12_Buildings_Controls_OBC_Utilities_PIDWithAutotuning_SystemIdentification_FirstOrderTimeDelay_BaseClasses_Validation_Gain_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_12_Buildings_Controls_OBC_Utilities_PIDWithAutotuning_SystemIdentification_FirstOrderTimeDelay_BaseClasses_Validation_Gain.fmu > Buildings_12_Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain.pipe 2>&1) [Timeout 420.0] diffSimulationResults("Buildings_12_Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_12.x/Buildings_Controls_OBC_Utilities_PIDWithAutotuning_SystemIdentification_FirstOrderTimeDelay_BaseClasses_Validation_Gain.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_12_Buildings.Controls.OBC.Utilities.PIDWithAutotuning.SystemIdentification.FirstOrderTimeDelay.BaseClasses.Validation.Gain.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: 18.920629716012627]