Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure.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: translateModel(ModelicaTest.Fluid.TestComponents.Sensors.TestPressure,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pressure1.p|pressure2.p|relativePressure.p_rel|simpleGenericOrifice.port_b.m_flow|simpleGenericOrifice.port_b.p|simpleGenericOrifice.port_b.h_outflow",fileNamePrefix="ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure") translateModel(ModelicaTest.Fluid.TestComponents.Sensors.TestPressure,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pressure1.p|pressure2.p|relativePressure.p_rel|simpleGenericOrifice.port_b.m_flow|simpleGenericOrifice.port_b.p|simpleGenericOrifice.port_b.h_outflow",fileNamePrefix="ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.0008525/0.0008527, allocations: 94.08 kB / 17.35 MB, free: 6.344 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.0009881/0.0009883, allocations: 202.6 kB / 18.28 MB, free: 5.477 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.441/1.441, allocations: 227.7 MB / 246.8 MB, free: 11.39 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest trunk/package.mo): time 0.2288/0.2288, allocations: 46.19 MB / 345.2 MB, free: 11.48 MB / 286.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0003858/0.0003862, allocations: 8 kB / 419.5 MB, free: 19.76 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1494/0.1498, allocations: 63.56 MB / 483.1 MB, free: 4.164 MB / 350.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.TestComponents.Sensors.TestPressure): time 0.3205/0.4703, allocations: 38.01 MB / 0.5089 GB, free: 10.93 MB / 382.1 MB Notification: Performance of NFInst.instExpressions: time 0.02535/0.4957, allocations: 22.38 MB / 0.5307 GB, free: 10.16 MB / 382.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0008103/0.4966, allocations: 13.91 kB / 0.5307 GB, free: 10.16 MB / 382.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0009674/0.4976, allocations: 249.8 kB / 0.531 GB, free: 10.09 MB / 382.1 MB Notification: Performance of NFTyping.typeBindings: time 0.01518/0.5127, allocations: 3.719 MB / 0.5346 GB, free: 9.543 MB / 382.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.006744/0.5195, allocations: 1.706 MB / 0.5363 GB, free: 9.242 MB / 382.1 MB Notification: Performance of NFFlatten.flatten: time 0.002254/0.5218, allocations: 1.519 MB / 0.5378 GB, free: 9.004 MB / 382.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0005644/0.5224, allocations: 284.2 kB / 0.538 GB, free: 8.941 MB / 382.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.01222/0.5346, allocations: 5.622 MB / 0.5435 GB, free: 5.688 MB / 382.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0009158/0.5355, allocations: 345 kB / 0.5439 GB, free: 5.527 MB / 382.1 MB Notification: Performance of NFPackage.collectConstants: time 9.357e-05/0.5356, allocations: 20.62 kB / 0.5439 GB, free: 5.527 MB / 382.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.01495/0.5506, allocations: 7.239 MB / 0.5509 GB, free: 1.875 MB / 382.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002827/0.5509, allocations: 107.1 kB / 0.5511 GB, free: 1.801 MB / 382.1 MB Notification: Performance of NFVerifyModel.verify: time 0.000529/0.5515, allocations: 264.9 kB / 0.5513 GB, free: 1.641 MB / 382.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01269/0.5642, allocations: 4.538 MB / 0.5557 GB, free: 14.16 MB / 398.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.668e-06/0.5642, allocations: 0 / 0.5557 GB, free: 14.16 MB / 398.1 MB Notification: Performance of FrontEnd: time 1.653e-06/0.5642, allocations: 0 / 0.5557 GB, free: 14.16 MB / 398.1 MB Notification: Performance of Transformations before backend: time 1.009e-05/0.5642, allocations: 0 / 0.5557 GB, free: 14.16 MB / 398.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 97 * Number of variables: 97 Notification: Performance of Generate backend data structure: time 0.003673/0.5679, allocations: 1.219 MB / 0.5569 GB, free: 12.9 MB / 398.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.354e-05/0.568, allocations: 8.031 kB / 0.5569 GB, free: 12.89 MB / 398.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001804/0.5698, allocations: 252 kB / 0.5572 GB, free: 12.64 MB / 398.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005478/0.5704, allocations: 398.7 kB / 0.5576 GB, free: 12.23 MB / 398.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.799e-05/0.5704, allocations: 33.38 kB / 0.5576 GB, free: 12.2 MB / 398.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 5.89e-05/0.5705, allocations: 36.38 kB / 0.5576 GB, free: 12.16 MB / 398.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001639/0.5721, allocations: 0.7002 MB / 0.5583 GB, free: 11.41 MB / 398.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.381e-05/0.5722, allocations: 4 kB / 0.5583 GB, free: 11.4 MB / 398.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.388e-05/0.5722, allocations: 23.98 kB / 0.5583 GB, free: 11.38 MB / 398.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.529e-05/0.5722, allocations: 8 kB / 0.5583 GB, free: 11.37 MB / 398.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001576/0.5738, allocations: 0.5918 MB / 0.5589 GB, free: 10.78 MB / 398.1 MB 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 0.00378/0.5776, allocations: 3.307 MB / 0.5621 GB, free: 7.246 MB / 398.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001413/0.579, allocations: 474.9 kB / 0.5626 GB, free: 6.777 MB / 398.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003999/0.5795, allocations: 192.7 kB / 0.5628 GB, free: 6.586 MB / 398.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.1246/0.704, allocations: 62.6 MB / 0.6239 GB, free: 128 kB / 462.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.683e-05/0.7041, allocations: 38.56 kB / 0.6239 GB, free: 80 kB / 462.1 MB Notification: Performance of pre-optimization done (n=27): time 2.214e-06/0.7041, allocations: 0 / 0.6239 GB, free: 80 kB / 462.1 MB Notification: Performance of matching and sorting (n=27): time 0.003378/0.7075, allocations: 0.9366 MB / 0.6249 GB, free: 15.11 MB / 478.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 7.395e-05/0.7076, allocations: 114.8 kB / 0.625 GB, free: 14.98 MB / 478.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005609/0.7082, allocations: 393.9 kB / 0.6253 GB, free: 14.58 MB / 478.1 MB Notification: Performance of collectPreVariables (initialization): time 5.216e-05/0.7082, allocations: 29.7 kB / 0.6254 GB, free: 14.55 MB / 478.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002057/0.7085, allocations: 255.6 kB / 0.6256 GB, free: 14.29 MB / 478.1 MB Notification: Performance of collectInitialBindings (initialization): time 9.314e-05/0.7086, allocations: 97.75 kB / 0.6257 GB, free: 14.2 MB / 478.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 6.679e-05/0.7086, allocations: 41.69 kB / 0.6258 GB, free: 14.15 MB / 478.1 MB Notification: Performance of setup shared object (initialization): time 0.0001421/0.7088, allocations: 350.7 kB / 0.6261 GB, free: 13.8 MB / 478.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003812/0.7092, allocations: 152.8 kB / 0.6262 GB, free: 13.65 MB / 478.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004894/0.7097, allocations: 321.7 kB / 0.6265 GB, free: 13.26 MB / 478.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008793/0.7106, allocations: 478.8 kB / 0.627 GB, free: 12.73 MB / 478.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.494e-06/0.7106, allocations: 0 / 0.627 GB, free: 12.73 MB / 478.1 MB Notification: Performance of matching and sorting (n=49) (initialization): time 0.001254/0.7118, allocations: 0.5389 MB / 0.6275 GB, free: 12.18 MB / 478.1 MB Notification: Performance of prepare postOptimizeDAE: time 0.0002109/0.7121, allocations: 244.2 kB / 0.6278 GB, free: 11.87 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.343e-05/0.7121, allocations: 11.94 kB / 0.6278 GB, free: 11.86 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.003393/0.7155, allocations: 372.2 kB / 0.6281 GB, free: 11.49 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003926/0.7159, allocations: 95.88 kB / 0.6282 GB, free: 11.4 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0006043/0.7165, allocations: 0.607 MB / 0.6288 GB, free: 10.77 MB / 478.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005002/0.717, allocations: 79.53 kB / 0.6289 GB, free: 10.69 MB / 478.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.88e-05/0.7171, allocations: 20 kB / 0.6289 GB, free: 10.67 MB / 478.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.393e-05/0.7171, allocations: 10.41 kB / 0.6289 GB, free: 10.66 MB / 478.1 MB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001013/0.7181, allocations: 454.9 kB / 0.6293 GB, free: 10.22 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.598e-06/0.7182, allocations: 8 kB / 0.6294 GB, free: 10.21 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.149e-05/0.7182, allocations: 11.94 kB / 0.6294 GB, free: 10.2 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000418/0.7186, allocations: 107.9 kB / 0.6295 GB, free: 10.09 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.608e-05/0.7186, allocations: 15.92 kB / 0.6295 GB, free: 10.08 MB / 478.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000435/0.7191, allocations: 71.66 kB / 0.6296 GB, free: 10.01 MB / 478.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.895e-05/0.7191, allocations: 23.94 kB / 0.6296 GB, free: 9.984 MB / 478.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 23 * Number of states: 0 () * Number of discrete variables: 4 (boundary_fixed.medium.phase,massFlowRate1.medium.phase,simpleGenericOrifice.state_b.phase,simpleGenericOrifice.state_a.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (45): * Single equations (assignments): 44 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0003139/0.7194, allocations: 251.9 kB / 0.6298 GB, free: 9.73 MB / 478.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001197/0.7196, allocations: 43.53 kB / 0.6299 GB, free: 9.688 MB / 478.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002579/0.7222, allocations: 1.926 MB / 0.6317 GB, free: 7.75 MB / 478.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.212e-05/0.7222, allocations: 27.95 kB / 0.6318 GB, free: 7.723 MB / 478.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.953e-06/0.7222, allocations: 0 / 0.6318 GB, free: 7.723 MB / 478.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.009e-05/0.7222, allocations: 7.969 kB / 0.6318 GB, free: 7.715 MB / 478.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001115/0.7234, allocations: 0.9701 MB / 0.6327 GB, free: 6.699 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.866e-06/0.7234, allocations: 7.938 kB / 0.6327 GB, free: 6.691 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002826/0.7237, allocations: 68.02 kB / 0.6328 GB, free: 6.625 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.00159/0.7253, allocations: 0.6452 MB / 0.6334 GB, free: 5.98 MB / 478.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.578e-05/0.7253, allocations: 8 kB / 0.6334 GB, free: 5.973 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0008688/0.7262, allocations: 1.023 MB / 0.6344 GB, free: 4.922 MB / 478.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.205e-06/0.7262, allocations: 0 / 0.6344 GB, free: 4.922 MB / 478.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001673/0.7279, allocations: 1.328 MB / 0.6357 GB, free: 3.57 MB / 478.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0003668/0.7283, allocations: 255.4 kB / 0.636 GB, free: 3.301 MB / 478.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.177e-05/0.7284, allocations: 4 kB / 0.636 GB, free: 3.297 MB / 478.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003382/0.7287, allocations: 35.97 kB / 0.636 GB, free: 3.262 MB / 478.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001002/0.7288, allocations: 35.89 kB / 0.636 GB, free: 3.227 MB / 478.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.875e-05/0.7289, allocations: 12 kB / 0.6361 GB, free: 3.215 MB / 478.1 MB Notification: Performance of sorting global known variables: time 0.0004852/0.7293, allocations: 382.8 kB / 0.6364 GB, free: 2.84 MB / 478.1 MB Notification: Performance of sort global known variables: time 2.8e-07/0.7294, allocations: 4 kB / 0.6364 GB, free: 2.836 MB / 478.1 MB Notification: Performance of remove unused functions: time 0.00367/0.733, allocations: 1.152 MB / 0.6375 GB, free: 1.684 MB / 478.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 16 ($cse2.phase,$cse2.region,$cse4.region3boundary,$cse5.region3boundary,$cse6.phase,$cse6.region,$cse7.phase,$cse7.region,$cse10.phase,$cse10.region,$cse12.phase,$cse12.region,$cse13.phase,$cse13.region,massFlowRate1.medium.phase,boundary_fixed.medium.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (30): * Single equations (assignments): 23 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 6 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,6)} Notification: Performance of Backend phase and start with SimCode phase: time 0.005741/0.7388, allocations: 1.215 MB / 0.6387 GB, free: 0.5586 MB / 478.1 MB Notification: Performance of simCode: created initialization part: time 0.002065/0.7409, allocations: 0.831 MB / 0.6395 GB, free: 15.73 MB / 494.1 MB Notification: Performance of simCode: created event and clocks part: time 6.602e-06/0.7409, allocations: 0 / 0.6395 GB, free: 15.73 MB / 494.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0008344/0.7417, allocations: 0.4933 MB / 0.64 GB, free: 15.24 MB / 494.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001779/0.7435, allocations: 225.1 kB / 0.6402 GB, free: 15.02 MB / 494.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00351/0.7471, allocations: 1.953 MB / 0.6421 GB, free: 13.04 MB / 494.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009197/0.748, allocations: 0.9716 MB / 0.6431 GB, free: 12.04 MB / 494.1 MB Notification: Performance of simCode: alias equations: time 0.001153/0.7492, allocations: 0.4996 MB / 0.6436 GB, free: 11.54 MB / 494.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001613/0.7494, allocations: 43.44 kB / 0.6436 GB, free: 11.5 MB / 494.1 MB Notification: Performance of SimCode: time 1.733e-06/0.7494, allocations: 0 / 0.6436 GB, free: 11.5 MB / 494.1 MB Notification: Performance of Templates: time 0.07267/0.8221, allocations: 40.86 MB / 0.6835 GB, free: 2.723 MB / 0.5137 GB make -j1 -f ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure.makefile (rm -f ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure.pipe ; mkfifo ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure.pipe ; head -c 1048576 < ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure.pipe >> ../files/ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure.sim & ./ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure.pipe 2>&1) diffSimulationResults("ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/ModelicaTest/Fluid/TestComponents/Sensors/TestPressure/TestPressure.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_trunk_ModelicaTest.Fluid.TestComponents.Sensors.TestPressure.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches