Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_trunk_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) 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/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 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) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: "" <> buildModelFMU(ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5,fileNamePrefix="ModelicaTest_trunk_ModelicaTest_MultiBody_Joints_FreeMotionScalarInit5",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5,fileNamePrefix="ModelicaTest_trunk_ModelicaTest_MultiBody_Joints_FreeMotionScalarInit5",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.00114/0.00114, allocations: 103.9 kB / 17.63 MB, free: 5.523 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.001295/0.001296, allocations: 206.4 kB / 18.58 MB, free: 4.582 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.426/1.426, allocations: 227.4 MB / 246.8 MB, free: 10.64 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo): time 0.2143/0.2143, allocations: 46.11 MB / 344.1 MB, free: 11.62 MB / 286.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001645/0.001645, allocations: 79.95 kB / 417.7 MB, free: 19.66 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1121/0.1138, allocations: 62.43 MB / 480.1 MB, free: 5.211 MB / 350.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5): time 0.01633/0.1301, allocations: 13.8 MB / 493.9 MB, free: 7.34 MB / 366.1 MB Notification: Performance of NFInst.instExpressions: time 0.01022/0.1404, allocations: 4.392 MB / 498.3 MB, free: 2.934 MB / 366.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.003475/0.1439, allocations: 83.69 kB / 498.4 MB, free: 2.852 MB / 366.1 MB Notification: Performance of NFTyping.typeComponents: time 0.005101/0.1491, allocations: 2.363 MB / 0.489 GB, free: 492 kB / 366.1 MB Notification: Performance of NFTyping.typeBindings: time 0.005415/0.1546, allocations: 1.817 MB / 0.4908 GB, free: 14.66 MB / 382.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002225/0.1568, allocations: 0.8769 MB / 0.4917 GB, free: 13.78 MB / 382.1 MB Notification: Performance of NFFlatten.flatten: time 0.006139/0.163, allocations: 3.998 MB / 0.4956 GB, free: 9.77 MB / 382.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.004606/0.1676, allocations: 3.421 MB / 0.4989 GB, free: 6.301 MB / 382.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.00278/0.1704, allocations: 1.468 MB / 0.5003 GB, free: 4.828 MB / 382.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002644/0.1731, allocations: 2.036 MB / 0.5023 GB, free: 2.785 MB / 382.1 MB Notification: Performance of NFPackage.collectConstants: time 0.000773/0.1739, allocations: 320 kB / 0.5026 GB, free: 2.473 MB / 382.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002398/0.1763, allocations: 1.131 MB / 0.5037 GB, free: 1.34 MB / 382.1 MB Notification: Performance of NFScalarize.scalarize: time 0.2257/0.402, allocations: 1.889 MB / 0.5056 GB, free: 16.63 MB / 382.1 MB Notification: Performance of NFVerifyModel.verify: time 0.004103/0.4061, allocations: 2.237 MB / 0.5078 GB, free: 16.08 MB / 382.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01/0.4161, allocations: 7.125 MB / 0.5147 GB, free: 15.15 MB / 382.1 MB Notification: Performance of FrontEnd - DAE generated: time 1.198e-05/0.4162, allocations: 0.6094 kB / 0.5147 GB, free: 15.15 MB / 382.1 MB Notification: Performance of FrontEnd: time 2.374e-06/0.4162, allocations: 7.875 kB / 0.5147 GB, free: 15.15 MB / 382.1 MB Notification: Performance of Transformations before backend: time 0.0004313/0.4166, allocations: 0 / 0.5147 GB, free: 15.15 MB / 382.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1710 * Number of variables: 1710 Notification: Performance of Generate backend data structure: time 0.01805/0.4347, allocations: 5.117 MB / 0.5197 GB, free: 13.23 MB / 382.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.148e-05/0.4348, allocations: 10.28 kB / 0.5197 GB, free: 13.23 MB / 382.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002805/0.4376, allocations: 0.7992 MB / 0.5205 GB, free: 13.15 MB / 382.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01155/0.4492, allocations: 3.156 MB / 0.5236 GB, free: 12.85 MB / 382.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005475/0.4547, allocations: 2.406 MB / 0.5259 GB, free: 11.95 MB / 382.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002023/0.4549, allocations: 247.1 kB / 0.5262 GB, free: 11.88 MB / 382.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001321/0.4562, allocations: 309.6 kB / 0.5265 GB, free: 11.81 MB / 382.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0214/0.4776, allocations: 11.39 MB / 0.5376 GB, free: 6.117 MB / 382.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001161/0.4778, allocations: 29.47 kB / 0.5376 GB, free: 6.109 MB / 382.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006369/0.4784, allocations: 146.1 kB / 0.5378 GB, free: 6.047 MB / 382.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.003698/0.4821, allocations: 2.516 MB / 0.5402 GB, free: 5.086 MB / 382.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01864/0.5008, allocations: 10.58 MB / 0.5506 GB, free: 12.29 MB / 398.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06015/0.561, allocations: 36.2 MB / 0.5859 GB, free: 7.867 MB / 430.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.008104/0.5691, allocations: 4.287 MB / 0.5901 GB, free: 3.359 MB / 430.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.003077/0.5722, allocations: 2.119 MB / 0.5922 GB, free: 1.242 MB / 430.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.001199/0.5735, allocations: 1.315 MB / 0.5935 GB, free: 15.71 MB / 446.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.801e-05/0.5735, allocations: 55.19 kB / 0.5935 GB, free: 15.66 MB / 446.1 MB Notification: Performance of pre-optimization done (n=235): time 6.051e-06/0.5735, allocations: 3.984 kB / 0.5935 GB, free: 15.65 MB / 446.1 MB Notification: Performance of matching and sorting (n=256): time 0.04221/0.6157, allocations: 13.69 MB / 0.6069 GB, free: 1.914 MB / 446.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 7.282e-05/0.6159, allocations: 73.41 kB / 0.607 GB, free: 1.828 MB / 446.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.005901/0.6218, allocations: 2.907 MB / 0.6098 GB, free: 14.9 MB / 462.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0004783/0.6223, allocations: 59.56 kB / 0.6099 GB, free: 14.84 MB / 462.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.002214/0.6245, allocations: 3.006 MB / 0.6128 GB, free: 11.83 MB / 462.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.001393/0.6259, allocations: 0.9402 MB / 0.6137 GB, free: 10.9 MB / 462.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002604/0.6285, allocations: 1.165 MB / 0.6148 GB, free: 9.727 MB / 462.1 MB Notification: Performance of setup shared object (initialization): time 9.641e-05/0.6286, allocations: 301.1 kB / 0.6151 GB, free: 9.43 MB / 462.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003515/0.6322, allocations: 2.334 MB / 0.6174 GB, free: 7.09 MB / 462.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006241/0.6384, allocations: 5.55 MB / 0.6228 GB, free: 28 kB / 462.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.01113/0.6496, allocations: 8.664 MB / 0.6313 GB, free: 6.262 MB / 478.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001103/0.6497, allocations: 32 kB / 0.6313 GB, free: 6.23 MB / 478.1 MB Notification: Performance of matching and sorting (n=775) (initialization): time 0.01733/0.6671, allocations: 8.593 MB / 0.6397 GB, free: 14.17 MB / 494.1 MB Notification: Performance of prepare postOptimizeDAE: time 0.0001273/0.6672, allocations: 54.66 kB / 0.6398 GB, free: 14.12 MB / 494.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001788/0.6674, allocations: 112 kB / 0.6399 GB, free: 14.01 MB / 494.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.004137/0.6716, allocations: 1.041 MB / 0.6409 GB, free: 12.96 MB / 494.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005211/0.6768, allocations: 1.33 MB / 0.6422 GB, free: 11.63 MB / 494.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00335/0.6802, allocations: 2.604 MB / 0.6447 GB, free: 8.883 MB / 494.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004734/0.6849, allocations: 307.8 kB / 0.645 GB, free: 8.582 MB / 494.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00125/0.6862, allocations: 336 kB / 0.6454 GB, free: 8.254 MB / 494.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 510 * Number of states: 0 () * Number of discrete variables: 29 (freeMotionScalarInit1.arrow.arrow.twoHeadedArrow,freeMotionScalarInit1.arrow.headAtOrigin,freeMotionScalarInit2.arrowColor[3],freeMotionScalarInit2.arrowColor[2],freeMotionScalarInit2.arrowColor[1],frame_a1.color_x[3],frame_a1.color_x[2],frame_a1.color_x[1],frame_a.color_x[3],frame_a.color_x[2],frame_a.color_x[1],body.sphereColor[3],body.sphereColor[2],body.sphereColor[1],freeMotionScalarInit1.arrowColor[3],freeMotionScalarInit1.arrowColor[2],freeMotionScalarInit1.arrowColor[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (722): * Single equations (assignments): 713 * Array equations: 6 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 2 systems {(2,100.0%), (3,100.0%)} * Non-linear Jacobian (size): 0 systems * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(2,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.005682/0.6919, allocations: 2.29 MB / 0.6476 GB, free: 5.953 MB / 494.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009857/0.6929, allocations: 288.2 kB / 0.6479 GB, free: 5.668 MB / 494.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01158/0.7045, allocations: 4.979 MB / 0.6527 GB, free: 0.625 MB / 494.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.196e-05/0.7046, allocations: 47.98 kB / 0.6528 GB, free: 0.5781 MB / 494.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.15e-05/0.7047, allocations: 3.938 kB / 0.6528 GB, free: 0.5742 MB / 494.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.188e-05/0.7047, allocations: 19.89 kB / 0.6528 GB, free: 0.5547 MB / 494.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02487/0.7296, allocations: 11.45 MB / 0.664 GB, free: 4.969 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.262e-05/0.7297, allocations: 8 kB / 0.664 GB, free: 4.961 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002239/0.7319, allocations: 411.4 kB / 0.6644 GB, free: 4.559 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.003748/0.7357, allocations: 0.9117 MB / 0.6653 GB, free: 3.637 MB / 0.4981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000709/0.7365, allocations: 59.03 kB / 0.6653 GB, free: 3.582 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002697/0.7392, allocations: 2.413 MB / 0.6677 GB, free: 1.031 MB / 0.4981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.007e-06/0.7392, allocations: 11.94 kB / 0.6677 GB, free: 1.02 MB / 0.4981 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01279/0.752, allocations: 7.389 MB / 0.6749 GB, free: 9.465 MB / 0.5137 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0009197/0.7529, allocations: 341.1 kB / 0.6752 GB, free: 9.109 MB / 0.5137 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004256/0.7534, allocations: 51.98 kB / 0.6753 GB, free: 9.059 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001317/0.7547, allocations: 131.8 kB / 0.6754 GB, free: 8.93 MB / 0.5137 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003462/0.7551, allocations: 153.6 kB / 0.6755 GB, free: 8.781 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001844/0.7553, allocations: 83.03 kB / 0.6756 GB, free: 8.703 MB / 0.5137 GB Notification: Performance of sorting global known variables: time 0.002927/0.7582, allocations: 1.779 MB / 0.6774 GB, free: 6.922 MB / 0.5137 GB Notification: Performance of sort global known variables: time 2.1e-07/0.7582, allocations: 0 / 0.6774 GB, free: 6.922 MB / 0.5137 GB Notification: Performance of remove unused functions: time 0.004376/0.7626, allocations: 0.9806 MB / 0.6783 GB, free: 5.941 MB / 0.5137 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 33 * Number of states: 12 (freeMotionScalarInit1.r_rel_a_1,freeMotionScalarInit1.r_rel_a_2,freeMotionScalarInit1.r_rel_a_3,freeMotionScalarInit1.v_rel_a_1,freeMotionScalarInit1.v_rel_a_2,freeMotionScalarInit1.v_rel_a_3,freeMotionScalarInit2.angle_1,freeMotionScalarInit2.angle_2,freeMotionScalarInit2.angle_3,freeMotionScalarInit2.angle_d_1,freeMotionScalarInit2.angle_d_2,freeMotionScalarInit2.angle_d_3) * 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 (206): * Single equations (assignments): 197 * Array equations: 6 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 2 systems {(2,100.0%), (3,100.0%)} * Non-linear Jacobian (size): 0 systems * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(2,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.01247/0.7751, allocations: 8.062 MB / 0.6862 GB, free: 13.71 MB / 0.5294 GB Notification: Performance of simCode: created initialization part: time 0.01711/0.7922, allocations: 10.07 MB / 0.696 GB, free: 3.605 MB / 0.5294 GB Notification: Performance of simCode: created event and clocks part: time 9.238e-06/0.7922, allocations: 4 kB / 0.696 GB, free: 3.602 MB / 0.5294 GB Notification: Performance of simCode: created simulation system equations: time 0.004968/0.7972, allocations: 2.563 MB / 0.6985 GB, free: 0.9766 MB / 0.5294 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003056/0.8003, allocations: 0.5277 MB / 0.6991 GB, free: 492 kB / 0.5294 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.2763/1.077, allocations: 47.66 MB / 0.7456 GB, free: 176.6 MB / 0.545 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003648/1.08, allocations: 3.531 MB / 0.749 GB, free: 174.7 MB / 0.545 GB Notification: Performance of simCode: alias equations: time 0.004542/1.085, allocations: 2.097 MB / 0.7511 GB, free: 173.8 MB / 0.545 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003316/1.088, allocations: 1.968 MB / 0.753 GB, free: 171.9 MB / 0.545 GB Notification: Performance of SimCode: time 8.72e-07/1.088, allocations: 4 kB / 0.753 GB, free: 171.9 MB / 0.545 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.09254/1.181, allocations: 64.92 MB / 0.8164 GB, free: 107.2 MB / 0.545 GB Notification: Performance of buildModelFMU: Generate platform static: time 11.2/12.38, allocations: 19.67 kB / 0.8164 GB, free: 107.2 MB / 0.545 GB (rm -f ModelicaTest_trunk_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5.pipe ; mkfifo ModelicaTest_trunk_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5.pipe ; head -c 1048576 < ModelicaTest_trunk_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5.pipe >> ../files/ModelicaTest_trunk_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5.sim & python3 -m fmpy simulate --output-file ModelicaTest_trunk_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5_res.csv --start-time 0 --stop-time 1.1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.00044 ModelicaTest_trunk_ModelicaTest_MultiBody_Joints_FreeMotionScalarInit5.fmu > ModelicaTest_trunk_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5.pipe 2>&1) diffSimulationResults("ModelicaTest_trunk_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5_res.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/ModelicaTest/MultiBody/Joints/FreeMotionScalarInit5/FreeMotionScalarInit5.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_trunk_ModelicaTest.MultiBody.Joints.FreeMotionScalarInit5.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches