Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Blocks.Continuous_SteadyState.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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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: "" <> buildModelFMU(ModelicaTest.Blocks.Continuous_SteadyState,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Blocks_Continuous_SteadyState",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Blocks.Continuous_SteadyState,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Blocks_Continuous_SteadyState",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009235/0.0009235, allocations: 97.72 kB / 16.02 MB, free: 84 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001181/0.001181, allocations: 187 kB / 16.92 MB, free: 6.891 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.372/1.372, allocations: 205.4 MB / 223.1 MB, free: 5.523 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.3666/0.3666, allocations: 43.58 MB / 315 MB, free: 9.109 MB / 254.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.0005014/0.0005015, allocations: 16.52 kB / 384.7 MB, free: 7.793 MB / 318.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1196/0.1201, allocations: 58.87 MB / 443.5 MB, free: 12.83 MB / 382.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Blocks.Continuous_SteadyState): time 0.003754/0.1239, allocations: 3.005 MB / 446.5 MB, free: 9.801 MB / 382.1 MB Notification: Performance of NFInst.instExpressions: time 0.003071/0.127, allocations: 1.544 MB / 448.1 MB, free: 8.246 MB / 382.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005729/0.1276, allocations: 23.88 kB / 448.1 MB, free: 8.223 MB / 382.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0005732/0.1282, allocations: 107.2 kB / 448.2 MB, free: 8.117 MB / 382.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0007049/0.1289, allocations: 163 kB / 448.4 MB, free: 7.957 MB / 382.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001324/0.1302, allocations: 499.2 kB / 448.9 MB, free: 7.469 MB / 382.1 MB Notification: Performance of NFFlatten.flatten: time 0.001228/0.1315, allocations: 0.8418 MB / 449.7 MB, free: 6.625 MB / 382.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0004397/0.1319, allocations: 226.4 kB / 449.9 MB, free: 6.391 MB / 382.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0005803/0.1325, allocations: 294.4 kB / 450.2 MB, free: 6.102 MB / 382.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0005939/0.1331, allocations: 354.1 kB / 450.6 MB, free: 5.754 MB / 382.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001265/0.1333, allocations: 20 kB / 450.6 MB, free: 5.734 MB / 382.1 MB Notification: Performance of NFFlatten.collectFunctions: time 9.881e-05/0.1334, allocations: 24 kB / 450.6 MB, free: 5.711 MB / 382.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0001986/0.1336, allocations: 151.3 kB / 450.7 MB, free: 5.562 MB / 382.1 MB Notification: Performance of NFVerifyModel.verify: time 0.000337/0.1339, allocations: 319.5 kB / 451.1 MB, free: 5.242 MB / 382.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0007021/0.1346, allocations: 0.6885 MB / 451.7 MB, free: 4.551 MB / 382.1 MB Notification: Performance of FrontEnd - DAE generated: time 3.226e-06/0.1346, allocations: 0 / 451.7 MB, free: 4.551 MB / 382.1 MB Notification: Performance of FrontEnd: time 1.263e-06/0.1347, allocations: 3.938 kB / 451.7 MB, free: 4.547 MB / 382.1 MB Notification: Performance of Transformations before backend: time 2.971e-05/0.1347, allocations: 0 / 451.7 MB, free: 4.547 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: 110 * Number of variables: 110 Notification: Performance of Generate backend data structure: time 0.002435/0.1371, allocations: 1.055 MB / 452.8 MB, free: 3.438 MB / 382.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.679e-05/0.1372, allocations: 12.03 kB / 452.8 MB, free: 3.426 MB / 382.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001565/0.1374, allocations: 86.7 kB / 452.9 MB, free: 3.332 MB / 382.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.000189/0.1376, allocations: 87.91 kB / 453 MB, free: 3.246 MB / 382.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001028/0.1386, allocations: 0.5623 MB / 453.5 MB, free: 2.641 MB / 382.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.599e-05/0.1387, allocations: 37.38 kB / 453.6 MB, free: 2.605 MB / 382.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001283/0.1388, allocations: 68.25 kB / 453.7 MB, free: 2.539 MB / 382.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001227/0.14, allocations: 0.6292 MB / 454.3 MB, free: 1.855 MB / 382.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.098e-05/0.1401, allocations: 0 / 454.3 MB, free: 1.855 MB / 382.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.077e-05/0.1401, allocations: 24 kB / 454.3 MB, free: 1.832 MB / 382.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.497e-05/0.1401, allocations: 12 kB / 454.3 MB, free: 1.82 MB / 382.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001134/0.1413, allocations: 497.8 kB / 454.8 MB, free: 1.336 MB / 382.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.2006/0.3419, allocations: 2.645 MB / 457.4 MB, free: 44.21 MB / 382.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001022/0.343, allocations: 0.5861 MB / 458 MB, free: 44.14 MB / 382.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.000494/0.3435, allocations: 272.5 kB / 458.3 MB, free: 44.12 MB / 382.1 MB Notification: Performance of preOpt evalFunc (simulation): time 3.824e-05/0.3435, allocations: 9.297 kB / 458.3 MB, free: 44.12 MB / 382.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.329e-05/0.3436, allocations: 40.5 kB / 458.3 MB, free: 44.08 MB / 382.1 MB Notification: Performance of pre-optimization done (n=43): time 2.405e-06/0.3436, allocations: 0 / 458.3 MB, free: 44.08 MB / 382.1 MB Notification: Performance of matching and sorting (n=44): time 0.002287/0.3459, allocations: 1.212 MB / 459.6 MB, free: 43.82 MB / 382.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.229e-05/0.3459, allocations: 137.1 kB / 459.7 MB, free: 43.67 MB / 382.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007266/0.3467, allocations: 0.6586 MB / 460.4 MB, free: 43.54 MB / 382.1 MB Notification: Performance of collectPreVariables (initialization): time 3.696e-05/0.3467, allocations: 39.27 kB / 460.4 MB, free: 43.5 MB / 382.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002194/0.3469, allocations: 361.1 kB / 460.7 MB, free: 43.36 MB / 382.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001096/0.3471, allocations: 175.2 kB / 460.9 MB, free: 43.25 MB / 382.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 7.181e-05/0.3471, allocations: 60.73 kB / 461 MB, free: 43.24 MB / 382.1 MB Notification: Performance of setup shared object (initialization): time 5.896e-05/0.3472, allocations: 332.4 kB / 461.3 MB, free: 42.93 MB / 382.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005571/0.3478, allocations: 283.3 kB / 461.6 MB, free: 42.93 MB / 382.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006248/0.3484, allocations: 449.3 kB / 462 MB, free: 42.76 MB / 382.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001217/0.3496, allocations: 0.7083 MB / 462.7 MB, free: 42.58 MB / 382.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.796e-06/0.3496, allocations: 0 / 462.7 MB, free: 42.58 MB / 382.1 MB Notification: Performance of matching and sorting (n=77) (initialization): time 0.001631/0.3513, allocations: 0.8663 MB / 463.6 MB, free: 42.46 MB / 382.1 MB Notification: Performance of prepare postOptimizeDAE: time 0.000123/0.3514, allocations: 229.8 kB / 463.8 MB, free: 42.21 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.136e-05/0.3514, allocations: 5.469 kB / 463.8 MB, free: 42.21 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0002523/0.3517, allocations: 58.92 kB / 463.9 MB, free: 42.2 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008291/0.3525, allocations: 211.3 kB / 464.1 MB, free: 42.19 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001084/0.3536, allocations: 1.493 MB / 465.6 MB, free: 40.92 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005655/0.3542, allocations: 94.73 kB / 465.7 MB, free: 40.9 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.035e-05/0.3543, allocations: 21.31 kB / 465.7 MB, free: 40.9 MB / 382.1 MB Notification: Performance of prepare postOptimizeDAE: time 7.133e-06/0.3543, allocations: 2.906 kB / 465.7 MB, free: 40.9 MB / 382.1 MB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001553/0.3558, allocations: 0.7376 MB / 466.4 MB, free: 40.84 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.755e-06/0.3558, allocations: 5.719 kB / 466.4 MB, free: 40.84 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001491/0.356, allocations: 61.23 kB / 466.5 MB, free: 40.83 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000747/0.3568, allocations: 202.1 kB / 466.7 MB, free: 40.82 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0009458/0.3577, allocations: 1.499 MB / 468.2 MB, free: 39.55 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005441/0.3583, allocations: 91.89 kB / 468.3 MB, free: 39.53 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.868e-05/0.3583, allocations: 25 kB / 468.3 MB, free: 39.53 MB / 382.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 20 * Number of states: 0 () * Number of discrete variables: 4 (limPID.I.local_reset,pID.I.local_reset,limIntegrator.local_reset,integrator.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (76): * Single equations (assignments): 75 * 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): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0003604/0.3587, allocations: 290.7 kB / 468.6 MB, free: 39.32 MB / 382.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001436/0.3588, allocations: 78.27 kB / 468.7 MB, free: 39.28 MB / 382.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001795/0.359, allocations: 95.67 kB / 468.8 MB, free: 39.27 MB / 382.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.919e-06/0.359, allocations: 3.031 kB / 468.8 MB, free: 39.27 MB / 382.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.676e-06/0.359, allocations: 7.125 kB / 468.8 MB, free: 39.27 MB / 382.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.364e-06/0.3591, allocations: 7.422 kB / 468.8 MB, free: 39.26 MB / 382.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001179/0.3602, allocations: 0.8539 MB / 469.6 MB, free: 38.95 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.099e-06/0.3603, allocations: 6.703 kB / 469.6 MB, free: 38.95 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005938/0.3609, allocations: 112.2 kB / 469.7 MB, free: 38.95 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 6.051e-06/0.3609, allocations: 6.906 kB / 469.8 MB, free: 38.94 MB / 382.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.234e-05/0.3609, allocations: 15.61 kB / 469.8 MB, free: 38.94 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.018e-06/0.3609, allocations: 3.938 kB / 469.8 MB, free: 38.94 MB / 382.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.342e-06/0.3609, allocations: 3.031 kB / 469.8 MB, free: 38.94 MB / 382.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001811/0.3628, allocations: 1.201 MB / 471 MB, free: 38.59 MB / 382.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0002457/0.363, allocations: 194.4 kB / 471.2 MB, free: 38.45 MB / 382.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.543e-05/0.3631, allocations: 18.81 kB / 471.2 MB, free: 38.45 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005195/0.3636, allocations: 62.8 kB / 471.2 MB, free: 38.44 MB / 382.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001195/0.3638, allocations: 35.31 kB / 471.3 MB, free: 38.44 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.066e-05/0.3638, allocations: 18.66 kB / 471.3 MB, free: 38.44 MB / 382.1 MB Notification: Performance of sorting global known variables: time 0.0006649/0.3645, allocations: 465.7 kB / 471.8 MB, free: 38.34 MB / 382.1 MB Notification: Performance of sort global known variables: time 1.31e-07/0.3645, allocations: 0 / 471.8 MB, free: 38.34 MB / 382.1 MB Notification: Performance of remove unused functions: time 0.0008692/0.3654, allocations: 198.2 kB / 471.9 MB, free: 38.34 MB / 382.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 18 (limPID.I.y,limPID.D.x,transferFunction.x_scaled[1],stateSpace.x[1],stateSpace.x[2],lowpassButterworth.x1[1],lowpassButterworth.x2[1],criticalDamping.x[1],criticalDamping.x[2],integrator.y,limIntegrator.y,derivative.x,firstOrder.y,secondOrder.y,secondOrder.yd,pI.x,pID.I.y,pID.D.x) * 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 (44): * 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: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.00207/0.3674, allocations: 1.765 MB / 473.7 MB, free: 37.45 MB / 382.1 MB Notification: Performance of simCode: created initialization part: time 0.002364/0.3698, allocations: 1.26 MB / 475 MB, free: 36.96 MB / 382.1 MB Notification: Performance of simCode: created event and clocks part: time 4.889e-06/0.3698, allocations: 0 / 475 MB, free: 36.96 MB / 382.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0005712/0.3704, allocations: 301.3 kB / 475.3 MB, free: 36.88 MB / 382.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001147/0.3716, allocations: 184.9 kB / 475.4 MB, free: 36.82 MB / 382.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.009611/0.3812, allocations: 7.297 MB / 482.7 MB, free: 32.73 MB / 382.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003811/0.3816, allocations: 0.949 MB / 483.7 MB, free: 32.02 MB / 382.1 MB Notification: Performance of simCode: alias equations: time 0.0005408/0.3822, allocations: 139.8 kB / 483.8 MB, free: 32.01 MB / 382.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003292/0.3825, allocations: 262.1 kB / 484.1 MB, free: 31.81 MB / 382.1 MB Notification: Performance of SimCode: time 9.32e-07/0.3825, allocations: 0 / 484.1 MB, free: 31.81 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03733/0.4199, allocations: 14.41 MB / 498.5 MB, free: 30.41 MB / 382.1 MB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001741/0.4201, allocations: 214 kB / 498.7 MB, free: 30.15 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 2.099/2.519, allocations: 0 / 498.7 MB, free: 30.15 MB / 382.1 MB (rm -f ModelicaTest_3.2.3_ModelicaTest.Blocks.Continuous_SteadyState.pipe ; mkfifo ModelicaTest_3.2.3_ModelicaTest.Blocks.Continuous_SteadyState.pipe ; head -c 1048576 < ModelicaTest_3.2.3_ModelicaTest.Blocks.Continuous_SteadyState.pipe >> ../files/ModelicaTest_3.2.3_ModelicaTest.Blocks.Continuous_SteadyState.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=ModelicaTest_3.2.3_ModelicaTest.Blocks.Continuous_SteadyState_res.mat --tempDir=temp_ModelicaTest_3_2_3_ModelicaTest_Blocks_Continuous_SteadyState_fmu --startTime=0 --stopTime=1.1 --timeout=50 --tolerance=1e-06 ModelicaTest_3_2_3_ModelicaTest_Blocks_Continuous_SteadyState.fmu > ModelicaTest_3.2.3_ModelicaTest.Blocks.Continuous_SteadyState.pipe 2>&1) diffSimulationResults("ModelicaTest_3.2.3_ModelicaTest.Blocks.Continuous_SteadyState_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v3.2.3+build.4/ModelicaTest/Blocks/Continuous_SteadyState/Continuous_SteadyState.csv","../files/ModelicaTest_3.2.3_ModelicaTest.Blocks.Continuous_SteadyState.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches