Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|valTab.m_flow|kv.y",fileNamePrefix="Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable") translateModel(Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|valTab.m_flow|kv.y",fileNamePrefix="Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00143/0.00143, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00164/0.00164, allocations: 197.9 kB / 16.14 MB, free: 6.719 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.394/1.394, allocations: 222.9 MB / 239.8 MB, free: 4.621 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.46/2.46, allocations: 390.2 MB / 0.6642 GB, free: 0.6055 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001222/0.001222, allocations: 63.91 kB / 0.8118 GB, free: 14.9 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7902/0.7914, allocations: 140.4 MB / 0.9489 GB, free: 9.156 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable): time 0.01877/0.8102, allocations: 17.39 MB / 0.9659 GB, free: 11.23 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.008378/0.8187, allocations: 4.932 MB / 0.9707 GB, free: 7.281 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0009811/0.8197, allocations: 20.56 kB / 0.9707 GB, free: 7.27 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.001045/0.8207, allocations: 216.2 kB / 0.9709 GB, free: 7.102 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.002087/0.8229, allocations: 0.5548 MB / 0.9715 GB, free: 6.668 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.002323/0.8252, allocations: 0.6425 MB / 0.9721 GB, free: 6.223 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.001954/0.8272, allocations: 1.283 MB / 0.9734 GB, free: 5.512 MB / 0.7325 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0005287/0.8277, allocations: 280.1 kB / 0.9736 GB, free: 5.336 MB / 0.7325 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0008117/0.8286, allocations: 376.7 kB / 0.974 GB, free: 5.129 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004776/0.829, allocations: 315.5 kB / 0.9743 GB, free: 4.949 MB / 0.7325 GB Notification: Performance of NFPackage.collectConstants: time 6.07e-05/0.8291, allocations: 22.5 kB / 0.9743 GB, free: 4.945 MB / 0.7325 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001653/0.8308, allocations: 0.6992 MB / 0.975 GB, free: 4.555 MB / 0.7325 GB Notification: Performance of NFScalarize.scalarize: time 0.0001535/0.8309, allocations: 129.2 kB / 0.9751 GB, free: 4.469 MB / 0.7325 GB Notification: Performance of NFVerifyModel.verify: time 0.0002803/0.8312, allocations: 240.4 kB / 0.9753 GB, free: 4.312 MB / 0.7325 GB Notification: Performance of NFConvertDAE.convert: time 0.001328/0.8326, allocations: 0.8513 MB / 0.9762 GB, free: 3.77 MB / 0.7325 GB Notification: Performance of FrontEnd - DAE generated: time 7.364e-06/0.8326, allocations: 0 / 0.9762 GB, free: 3.77 MB / 0.7325 GB Notification: Performance of FrontEnd: time 1.643e-06/0.8326, allocations: 3.938 kB / 0.9762 GB, free: 3.766 MB / 0.7325 GB Notification: Performance of Transformations before backend: time 1.183e-05/0.8326, allocations: 1.156 kB / 0.9762 GB, free: 3.766 MB / 0.7325 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 60 * Number of variables: 60 Notification: Performance of Generate backend data structure: time 0.001522/0.8341, allocations: 0.8754 MB / 0.977 GB, free: 3.02 MB / 0.7325 GB Notification: Performance of prepare preOptimizeDAE: time 5.413e-05/0.8342, allocations: 9.531 kB / 0.977 GB, free: 3.02 MB / 0.7325 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002337/0.8344, allocations: 62.34 kB / 0.9771 GB, free: 2.988 MB / 0.7325 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007226/0.8352, allocations: 446.8 kB / 0.9775 GB, free: 2.602 MB / 0.7325 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.928e-05/0.8352, allocations: 25.41 kB / 0.9776 GB, free: 2.59 MB / 0.7325 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.552e-05/0.8353, allocations: 27.12 kB / 0.9776 GB, free: 2.582 MB / 0.7325 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006065/0.8359, allocations: 287.4 kB / 0.9779 GB, free: 2.383 MB / 0.7325 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.145e-05/0.8359, allocations: 1.094 kB / 0.9779 GB, free: 2.383 MB / 0.7325 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.855e-05/0.836, allocations: 6.219 kB / 0.9779 GB, free: 2.379 MB / 0.7325 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.659e-05/0.836, allocations: 10.53 kB / 0.9779 GB, free: 2.375 MB / 0.7325 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004902/0.8365, allocations: 194.6 kB / 0.9781 GB, free: 2.281 MB / 0.7325 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 0.002194/0.8387, allocations: 1.49 MB / 0.9795 GB, free: 0.957 MB / 0.7325 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003611/0.8391, allocations: 161.6 kB / 0.9797 GB, free: 0.8672 MB / 0.7325 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001923/0.8393, allocations: 82.91 kB / 0.9797 GB, free: 0.8242 MB / 0.7325 GB Notification: Performance of preOpt evalFunc (simulation): time 0.00176/0.841, allocations: 1.281 MB / 0.981 GB, free: 15.48 MB / 0.7481 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.682e-05/0.8411, allocations: 36.78 kB / 0.981 GB, free: 15.44 MB / 0.7481 GB Notification: Performance of pre-optimization done (n=15): time 1.833e-06/0.8411, allocations: 0 / 0.981 GB, free: 15.44 MB / 0.7481 GB Notification: Performance of matching and sorting (n=15): time 0.0006909/0.8418, allocations: 252.2 kB / 0.9813 GB, free: 15.3 MB / 0.7481 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.931e-05/0.8418, allocations: 52.97 kB / 0.9813 GB, free: 15.24 MB / 0.7481 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007478/0.8426, allocations: 0.5847 MB / 0.9819 GB, free: 14.9 MB / 0.7481 GB Notification: Performance of collectPreVariables (initialization): time 2.804e-05/0.8426, allocations: 28.86 kB / 0.9819 GB, free: 14.87 MB / 0.7481 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002352/0.8428, allocations: 268.9 kB / 0.9822 GB, free: 14.63 MB / 0.7481 GB Notification: Performance of collectInitialBindings (initialization): time 5.233e-05/0.8429, allocations: 59.25 kB / 0.9822 GB, free: 14.58 MB / 0.7481 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001315/0.843, allocations: 69.12 kB / 0.9823 GB, free: 14.54 MB / 0.7481 GB Notification: Performance of setup shared object (initialization): time 0.0001792/0.8432, allocations: 363.3 kB / 0.9826 GB, free: 14.18 MB / 0.7481 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000212/0.8435, allocations: 78.38 kB / 0.9827 GB, free: 14.14 MB / 0.7481 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003498/0.8438, allocations: 207.8 kB / 0.9829 GB, free: 13.96 MB / 0.7481 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004575/0.8443, allocations: 236.8 kB / 0.9831 GB, free: 13.79 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.167e-06/0.8443, allocations: 1.375 kB / 0.9832 GB, free: 13.79 MB / 0.7481 GB Notification: Performance of matching and sorting (n=33) (initialization): time 0.0006523/0.845, allocations: 318.3 kB / 0.9835 GB, free: 13.62 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 2.237e-05/0.845, allocations: 9.75 kB / 0.9835 GB, free: 13.61 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.566e-06/0.845, allocations: 2.25 kB / 0.9835 GB, free: 13.61 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.871e-05/0.845, allocations: 5.406 kB / 0.9835 GB, free: 13.61 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000257/0.8453, allocations: 59.34 kB / 0.9835 GB, free: 13.6 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.296e-05/0.8453, allocations: 7.672 kB / 0.9835 GB, free: 13.6 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003881/0.8457, allocations: 46.86 kB / 0.9836 GB, free: 13.57 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.287e-05/0.8458, allocations: 22.27 kB / 0.9836 GB, free: 13.56 MB / 0.7481 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0003252/0.8461, allocations: 218.4 kB / 0.9838 GB, free: 13.41 MB / 0.7481 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002898/0.8464, allocations: 210.6 kB / 0.984 GB, free: 13.22 MB / 0.7481 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.000394/0.8468, allocations: 226.4 kB / 0.9842 GB, free: 13.05 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.513e-06/0.8468, allocations: 1.5 kB / 0.9842 GB, free: 13.05 MB / 0.7481 GB Notification: Performance of matching and sorting (n=33) (initialization_lambda0): time 0.0005893/0.8474, allocations: 312.1 kB / 0.9845 GB, free: 12.89 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 9.818e-06/0.8474, allocations: 5.5 kB / 0.9845 GB, free: 12.89 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.157e-06/0.8474, allocations: 6.656 kB / 0.9845 GB, free: 12.89 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 6.672e-06/0.8474, allocations: 3.812 kB / 0.9845 GB, free: 12.89 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002263/0.8477, allocations: 62.78 kB / 0.9846 GB, free: 12.86 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.3e-06/0.8477, allocations: 12.19 kB / 0.9846 GB, free: 12.85 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003465/0.848, allocations: 39.81 kB / 0.9846 GB, free: 12.81 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.532e-05/0.8481, allocations: 16 kB / 0.9847 GB, free: 12.8 MB / 0.7481 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (33): * Single equations (assignments): 33 * 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 0.0001444/0.8482, allocations: 200.1 kB / 0.9849 GB, free: 12.59 MB / 0.7481 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 8.025e-05/0.8483, allocations: 51.38 kB / 0.9849 GB, free: 12.54 MB / 0.7481 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0005493/0.8489, allocations: 261.6 kB / 0.9852 GB, free: 12.28 MB / 0.7481 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.536e-06/0.8489, allocations: 0 / 0.9852 GB, free: 12.28 MB / 0.7481 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.721e-06/0.8489, allocations: 0 / 0.9852 GB, free: 12.28 MB / 0.7481 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.83e-06/0.8489, allocations: 4 kB / 0.9852 GB, free: 12.28 MB / 0.7481 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001058/0.85, allocations: 0.7295 MB / 0.9859 GB, free: 11.48 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.919e-06/0.85, allocations: 0 / 0.9859 GB, free: 11.48 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001267/0.8501, allocations: 35.92 kB / 0.9859 GB, free: 11.45 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.422e-06/0.8501, allocations: 4.188 kB / 0.9859 GB, free: 11.44 MB / 0.7481 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.655e-05/0.8502, allocations: 7.984 kB / 0.9859 GB, free: 11.43 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.294e-06/0.8502, allocations: 4 kB / 0.9859 GB, free: 11.43 MB / 0.7481 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.144e-06/0.8502, allocations: 128 / 0.9859 GB, free: 11.43 MB / 0.7481 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0004848/0.8507, allocations: 365.8 kB / 0.9863 GB, free: 11.05 MB / 0.7481 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001419/0.8508, allocations: 140.5 kB / 0.9864 GB, free: 10.89 MB / 0.7481 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.835e-05/0.8509, allocations: 12 kB / 0.9864 GB, free: 10.88 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002058/0.8511, allocations: 11.98 kB / 0.9864 GB, free: 10.87 MB / 0.7481 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.425e-05/0.8512, allocations: 19.92 kB / 0.9864 GB, free: 10.85 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.347e-05/0.8512, allocations: 4 kB / 0.9864 GB, free: 10.84 MB / 0.7481 GB Notification: Performance of sorting global known variables: time 0.0004937/0.8517, allocations: 426.8 kB / 0.9869 GB, free: 10.43 MB / 0.7481 GB Notification: Performance of sort global known variables: time 1.4e-07/0.8517, allocations: 0 / 0.9869 GB, free: 10.43 MB / 0.7481 GB Notification: Performance of remove unused functions: time 0.0008711/0.8526, allocations: 235.6 kB / 0.9871 GB, free: 10.2 MB / 0.7481 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 0 () * 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 (17): * Single equations (assignments): 15 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * 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 0.001264/0.8538, allocations: 497.5 kB / 0.9876 GB, free: 9.844 MB / 0.7481 GB Notification: Performance of simCode: created initialization part: time 0.0007165/0.8546, allocations: 321.5 kB / 0.9879 GB, free: 9.531 MB / 0.7481 GB Notification: Performance of simCode: created event and clocks part: time 2.565e-06/0.8546, allocations: 256 / 0.9879 GB, free: 9.531 MB / 0.7481 GB Notification: Performance of simCode: created simulation system equations: time 0.0001872/0.8548, allocations: 91.89 kB / 0.9879 GB, free: 9.441 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0013/0.8561, allocations: 234.6 kB / 0.9882 GB, free: 9.215 MB / 0.7481 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001454/0.8576, allocations: 0.95 MB / 0.9891 GB, free: 8.223 MB / 0.7481 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003954/0.858, allocations: 0.8468 MB / 0.9899 GB, free: 7.348 MB / 0.7481 GB Notification: Performance of simCode: alias equations: time 0.0003801/0.8584, allocations: 108.2 kB / 0.99 GB, free: 7.238 MB / 0.7481 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 8.694e-05/0.8584, allocations: 43.42 kB / 0.9901 GB, free: 7.195 MB / 0.7481 GB Notification: Performance of SimCode: time 2.024e-06/0.8585, allocations: 0 / 0.9901 GB, free: 7.195 MB / 0.7481 GB Notification: Performance of Templates: time 0.01886/0.8773, allocations: 9.901 MB / 0.9997 GB, free: 13.44 MB / 0.7637 GB make -j1 -f Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.makefile (rm -f Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.pipe ; mkfifo Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.pipe ; head -c 1048576 < Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.pipe >> ../files/Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.sim & ./Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.pipe 2>&1) diffSimulationResults("Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_9.1.x/Buildings_Fluid_Actuators_Valves_Examples_TwoWayValveTable.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_9_Buildings.Fluid.Actuators.Valves.Examples.TwoWayValveTable.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches