Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo", uses=false) Using package ModelicaTest with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Running command: translateModel(ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pipe1.mediums.1..h|pipe1.mediums.1..p|pipe2.mediums.1..h|pipe2.mediums.1..p|pipe3.mediums.1..h|pipe3.mediums.1..p|splitter.medium.h|splitter.medium.p|valveOpening1.a|valveOpening1.b|valveOpening1.last|valveOpening1.nextEvent|valveOpening2.a|valveOpening2.b|valveOpening2.last|valveOpening2.nextEvent",fileNamePrefix="ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4") translateModel(ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pipe1.mediums.1..h|pipe1.mediums.1..p|pipe2.mediums.1..h|pipe2.mediums.1..p|pipe3.mediums.1..h|pipe3.mediums.1..p|splitter.medium.h|splitter.medium.p|valveOpening1.a|valveOpening1.b|valveOpening1.last|valveOpening1.nextEvent|valveOpening2.a|valveOpening2.b|valveOpening2.last|valveOpening2.nextEvent",fileNamePrefix="ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.001867/0.001867, allocations: 197.4 kB / 18.1 MB, free: 3.742 MB / 13.93 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.644/1.644, allocations: 226.5 MB / 245.4 MB, free: 8.223 MB / 202.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.0009604/0.0009603, allocations: 96.25 kB / 297.5 MB, free: 6.918 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo): time 0.439/0.439, allocations: 44.83 MB / 394.3 MB, free: 35.74 MB / 298.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0003404/0.0003406, allocations: 4 kB / 467.9 MB, free: 12.06 MB / 346.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4792/0.4796, allocations: 62.96 MB / 0.5184 GB, free: 37.52 MB / 378.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 7.037/7.517, allocations: 2.836 GB / 3.354 GB, free: 150.7 MB / 0.5417 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002452/7.517, allocations: 86.95 kB / 3.354 GB, free: 150.7 MB / 0.5417 GB Notification: Performance of FrontEnd - DAE generated: time 3.19/10.71, allocations: 0.8692 GB / 4.224 GB, free: 39.59 MB / 0.573 GB Notification: Performance of FrontEnd: time 2.285e-06/10.71, allocations: 1.656 kB / 4.224 GB, free: 39.59 MB / 0.573 GB Notification: Performance of Transformations before backend: time 0.0003461/10.71, allocations: 70.08 kB / 4.224 GB, free: 39.58 MB / 0.573 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 536 * Number of variables: 536 Notification: Performance of Generate backend data structure: time 0.01727/10.73, allocations: 4.288 MB / 4.228 GB, free: 37.71 MB / 0.573 GB Notification: Performance of prepare preOptimizeDAE: time 4.476e-05/10.73, allocations: 10.25 kB / 4.228 GB, free: 37.71 MB / 0.573 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006761/10.73, allocations: 0.8843 MB / 4.229 GB, free: 37.57 MB / 0.573 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.02531/10.76, allocations: 13.59 MB / 4.242 GB, free: 36.98 MB / 0.573 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003648/10.76, allocations: 176.8 kB / 4.242 GB, free: 36.97 MB / 0.573 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001283/10.76, allocations: 207.7 kB / 4.242 GB, free: 36.97 MB / 0.573 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01121/10.77, allocations: 3.721 MB / 4.246 GB, free: 36.45 MB / 0.573 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001285/10.77, allocations: 16.97 kB / 4.246 GB, free: 36.45 MB / 0.573 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008845/10.77, allocations: 86.81 kB / 4.246 GB, free: 36.45 MB / 0.573 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002742/10.77, allocations: 168.6 kB / 4.246 GB, free: 36.44 MB / 0.573 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008367/10.78, allocations: 3.443 MB / 4.25 GB, free: 36.43 MB / 0.573 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 0.01918/10.8, allocations: 15.56 MB / 4.265 GB, free: 27.1 MB / 0.573 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00481/10.8, allocations: 2.306 MB / 4.267 GB, free: 27.06 MB / 0.573 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00171/10.81, allocations: 1.182 MB / 4.268 GB, free: 27.05 MB / 0.573 GB Notification: Performance of preOpt evalFunc (simulation): time 0.04235/10.85, allocations: 27.1 MB / 4.295 GB, free: 25.14 MB / 0.5886 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.004599/10.85, allocations: 1.726 MB / 4.296 GB, free: 25 MB / 0.5886 GB Notification: Performance of pre-optimization done (n=163): time 4.859e-06/10.85, allocations: 0 / 4.296 GB, free: 25 MB / 0.5886 GB Notification: Performance of matching and sorting (n=179): time 0.02216/10.88, allocations: 9.064 MB / 4.305 GB, free: 23.86 MB / 0.5886 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000154/10.88, allocations: 259.5 kB / 4.305 GB, free: 23.58 MB / 0.5886 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00235/10.88, allocations: 1.702 MB / 4.307 GB, free: 23.39 MB / 0.5886 GB Notification: Performance of collectPreVariables (initialization): time 0.0002479/10.88, allocations: 63.86 kB / 4.307 GB, free: 23.36 MB / 0.5886 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007708/10.88, allocations: 0.9852 MB / 4.308 GB, free: 22.97 MB / 0.5886 GB Notification: Performance of collectInitialBindings (initialization): time 0.0004898/10.88, allocations: 0.5914 MB / 4.309 GB, free: 22.59 MB / 0.5886 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000123/10.88, allocations: 39.28 kB / 4.309 GB, free: 22.59 MB / 0.5886 GB Notification: Performance of setup shared object (initialization): time 0.0001671/10.88, allocations: 391 kB / 4.309 GB, free: 22.28 MB / 0.5886 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001885/10.88, allocations: 1.15 MB / 4.31 GB, free: 22.27 MB / 0.5886 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002019/10.88, allocations: 1.577 MB / 4.312 GB, free: 21.8 MB / 0.5886 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.003885/10.89, allocations: 2.839 MB / 4.315 GB, free: 21.22 MB / 0.5886 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.427e-06/10.89, allocations: 9.25 kB / 4.315 GB, free: 21.21 MB / 0.5886 GB Notification: Performance of matching and sorting (n=257) (initialization): time 0.005663/10.89, allocations: 3.367 MB / 4.318 GB, free: 20.91 MB / 0.5886 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002749/10.89, allocations: 487.7 kB / 4.318 GB, free: 20.35 MB / 0.5886 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.716e-05/10.89, allocations: 9.438 kB / 4.318 GB, free: 20.35 MB / 0.5886 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0008305/10.89, allocations: 253.3 kB / 4.319 GB, free: 20.31 MB / 0.5886 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001895/10.9, allocations: 0.5125 MB / 4.319 GB, free: 20.31 MB / 0.5886 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001496/10.9, allocations: 2.426 MB / 4.321 GB, free: 18.23 MB / 0.5886 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002485/10.9, allocations: 282.2 kB / 4.322 GB, free: 18.2 MB / 0.5886 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002255/10.9, allocations: 103.4 kB / 4.322 GB, free: 18.2 MB / 0.5886 GB Notification: Performance of prepare postOptimizeDAE: time 1.035e-05/10.9, allocations: 3.594 kB / 4.322 GB, free: 18.2 MB / 0.5886 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.005177/10.91, allocations: 3.097 MB / 4.325 GB, free: 18.03 MB / 0.5886 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.908e-05/10.91, allocations: 12.34 kB / 4.325 GB, free: 18.03 MB / 0.5886 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0007731/10.91, allocations: 252.1 kB / 4.325 GB, free: 18 MB / 0.5886 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001848/10.91, allocations: 0.5061 MB / 4.326 GB, free: 17.97 MB / 0.5886 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001531/10.91, allocations: 2.43 MB / 4.328 GB, free: 15.89 MB / 0.5886 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0024/10.91, allocations: 277.1 kB / 4.328 GB, free: 15.85 MB / 0.5886 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001997/10.91, allocations: 100.9 kB / 4.328 GB, free: 15.85 MB / 0.5886 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 49 * Number of states: 0 () * Number of discrete variables: 30 (pipe3.state_a.phase,pipe2.state_a.phase,valveIncompressible1.state_b.phase,valveIncompressible1.state_a.phase,valveIncompressible.state_b.phase,valveIncompressible.state_a.phase,pipe1.state_b.phase,pipe1.state_a.phase,$whenCondition1,$whenCondition2,source.medium.phase,pipe1.statesFM[2].phase,sink.medium.phase,pipe2.statesFM[2].phase,pipe3.statesFM[2].phase,valveOpening1.a,valveOpening1.b,valveOpening1.last,$PRE.valveOpening1.nextEvent,valveOpening1.nextEvent,valveOpening1.nextEventScaled,valveOpening2.a,valveOpening2.b,valveOpening2.last,$PRE.valveOpening2.nextEvent,valveOpening2.nextEvent,valveOpening2.nextEventScaled,splitter.medium.phase,pipe3.state_b.phase,pipe2.state_b.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (243): * Single equations (assignments): 237 * Array equations: 0 * Algorithm blocks: 2 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 4 {1 1,1 1,1 1,1 1} Notification: Performance of prepare postOptimizeDAE: time 0.001628/10.91, allocations: 0.7486 MB / 4.329 GB, free: 15.56 MB / 0.5886 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003886/10.91, allocations: 213.3 kB / 4.329 GB, free: 15.45 MB / 0.5886 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009169/10.92, allocations: 7.737 MB / 4.337 GB, free: 13.26 MB / 0.5886 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.767e-05/10.92, allocations: 88.8 kB / 4.337 GB, free: 13.23 MB / 0.5886 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.135e-06/10.92, allocations: 0 / 4.337 GB, free: 13.23 MB / 0.5886 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.007266/10.93, allocations: 6.757 MB / 4.343 GB, free: 10.08 MB / 0.5886 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01288/10.94, allocations: 11.03 MB / 4.354 GB, free: 5.395 MB / 0.5886 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.819e-06/10.94, allocations: 0 / 4.354 GB, free: 5.395 MB / 0.5886 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001512/10.95, allocations: 408.9 kB / 4.355 GB, free: 5.363 MB / 0.5886 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.00128/10.95, allocations: 370.6 kB / 4.355 GB, free: 5.242 MB / 0.5886 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001578/10.95, allocations: 67.77 kB / 4.355 GB, free: 5.211 MB / 0.5886 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001556/10.95, allocations: 2.523 MB / 4.357 GB, free: 2.883 MB / 0.5886 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.026e-06/10.95, allocations: 3.562 kB / 4.357 GB, free: 2.883 MB / 0.5886 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01251/10.96, allocations: 7.419 MB / 4.365 GB, free: 12.61 MB / 0.6042 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001998/10.96, allocations: 0.7781 MB / 4.365 GB, free: 11.92 MB / 0.6042 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004225/10.96, allocations: 58.88 kB / 4.366 GB, free: 11.86 MB / 0.6042 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001516/10.97, allocations: 206.4 kB / 4.366 GB, free: 11.71 MB / 0.6042 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003088/10.97, allocations: 153.6 kB / 4.366 GB, free: 11.62 MB / 0.6042 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001632/10.97, allocations: 77.72 kB / 4.366 GB, free: 11.55 MB / 0.6042 GB Notification: Performance of sorting global known variables: time 0.002067/10.97, allocations: 1.346 MB / 4.367 GB, free: 10.41 MB / 0.6042 GB Notification: Performance of sort global known variables: time 1.8e-07/10.97, allocations: 0 / 4.367 GB, free: 10.41 MB / 0.6042 GB Notification: Performance of remove unused functions: time 0.009615/10.98, allocations: 2.799 MB / 4.37 GB, free: 7.664 MB / 0.6042 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 8 (pipe1.mediums[1].p,pipe1.mediums[1].h,pipe2.mediums[1].p,pipe2.mediums[1].h,pipe3.mediums[1].p,pipe3.mediums[1].h,splitter.medium.p,splitter.medium.h) * Number of discrete variables: 56 ($cse3.phase,$cse3.region,$cse5.region3boundary,$cse6.region3boundary,$cse7.phase,$cse7.region,$cse10.phase,$cse10.region,$cse11.phase,$cse11.region,$cse16.phase,$cse16.region,$cse17.phase,$cse17.region,$cse19.phase,$cse19.region,$cse20.phase,$cse20.region,$cse25.phase,$cse25.region,$cse26.phase,$cse26.region,$cse28.phase,$cse28.region,$cse31.phase,$cse31.region,$cse33.region3boundary,$cse34.region3boundary,$cse35.phase,$cse35.region,$cse37.region3boundary,$cse38.region3boundary,$cse39.phase,$cse39.region,$cse41.region3boundary,$cse42.region3boundary,$cse43.phase,$cse43.region,$whenCondition1,$whenCondition2,source.medium.phase,pipe1.statesFM[2].phase,sink.medium.phase,pipe2.statesFM[2].phase,pipe3.statesFM[2].phase,valveOpening1.a,valveOpening1.b,valveOpening1.last,valveOpening1.nextEvent,valveOpening1.nextEventScaled,valveOpening2.a,valveOpening2.b,valveOpening2.last,valveOpening2.nextEvent,valveOpening2.nextEventScaled,splitter.medium.phase) * Number of discrete states: 12 (valveOpening2.nextEvent,valveOpening2.last,valveOpening2.nextEventScaled,valveOpening2.b,valveOpening2.a,$whenCondition2,valveOpening1.nextEvent,valveOpening1.last,valveOpening1.nextEventScaled,valveOpening1.b,valveOpening1.a,$whenCondition1) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (202): * Single equations (assignments): 173 * Array equations: 0 * Algorithm blocks: 2 * Record equations: 23 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 4 {1 1,1 1,1 1,1 1} Notification: Performance of Backend phase and start with SimCode phase: time 0.01199/10.99, allocations: 2.858 MB / 4.373 GB, free: 5.473 MB / 0.6042 GB Notification: Performance of simCode: created initialization part: time 0.009633/11, allocations: 5.331 MB / 4.378 GB, free: 0.7305 MB / 0.6042 GB Notification: Performance of simCode: created event and clocks part: time 8.716e-06/11, allocations: 3.906 kB / 4.378 GB, free: 0.7266 MB / 0.6042 GB Notification: Performance of simCode: created simulation system equations: time 0.3458/11.34, allocations: 2.887 MB / 4.381 GB, free: 68.95 MB / 0.6042 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.006184/11.35, allocations: 1.057 MB / 4.382 GB, free: 68.94 MB / 0.6042 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01282/11.36, allocations: 8.654 MB / 4.39 GB, free: 65.76 MB / 0.6042 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001593/11.37, allocations: 2.216 MB / 4.392 GB, free: 65 MB / 0.6042 GB Notification: Performance of simCode: alias equations: time 0.004977/11.37, allocations: 2.493 MB / 4.395 GB, free: 64.98 MB / 0.6042 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006087/11.37, allocations: 203.7 kB / 4.395 GB, free: 64.98 MB / 0.6042 GB Notification: Performance of SimCode: time 1.213e-06/11.37, allocations: 0 / 4.395 GB, free: 64.98 MB / 0.6042 GB Notification: Performance of Templates: time 0.1312/11.5, allocations: 88.68 MB / 4.482 GB, free: 61.27 MB / 0.6042 GB make -j1 -f ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4.makefile (rm -f ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4.pipe ; mkfifo ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4.pipe ; head -c 1048576 < ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4.pipe >> ../files/ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4.sim & ./ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4 -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4.pipe 2>&1) diffSimulationResults("ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/ModelicaTest/Fluid/TestPipesAndValves/BranchingPipes4/BranchingPipes4.csv","../files/ModelicaTest_trunk_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes4.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches