Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_Synchronous 0.93.0-master/package.mo", uses=false) Using package Modelica_Synchronous with version 0.93.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_Synchronous 0.93.0-master/package.mo) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Running command: translateModel(Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="Time|hold.y|sample1.y|sample2.y",fileNamePrefix="Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2") translateModel(Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="Time|hold.y|sample1.y|sample2.y",fileNamePrefix="Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001305/0.001305, allocations: 173.6 kB / 16.76 MB, free: 4.926 MB / 13.93 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.487/1.487, allocations: 205 MB / 222.6 MB, free: 9.059 MB / 186.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007399/0.0007402, allocations: 93.69 kB / 270.5 MB, free: 8.652 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_Synchronous 0.93.0-master/package.mo): time 0.07474/0.07474, allocations: 12.56 MB / 331 MB, free: 12.06 MB / 282.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0006108/0.0006108, allocations: 8.328 kB / 391.7 MB, free: 66.43 MB / 298.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1183/0.1189, allocations: 49.98 MB / 441.7 MB, free: 16.38 MB / 298.7 MB Notification: Performance of NFInst.instantiate(Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2): time 0.001465/0.1205, allocations: 1.32 MB / 443 MB, free: 15.05 MB / 298.7 MB Notification: Performance of NFInst.instExpressions: time 0.0003658/0.1208, allocations: 175.4 kB / 443.2 MB, free: 14.88 MB / 298.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 8.041e-05/0.1209, allocations: 4 kB / 443.2 MB, free: 14.87 MB / 298.7 MB Notification: Performance of NFTyping.typeComponents: time 0.000102/0.1211, allocations: 7.922 kB / 443.2 MB, free: 14.86 MB / 298.7 MB Notification: Performance of NFTyping.typeBindings: time 0.0001139/0.1212, allocations: 11.94 kB / 443.2 MB, free: 14.85 MB / 298.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.0001931/0.1214, allocations: 43.89 kB / 443.2 MB, free: 14.81 MB / 298.7 MB Notification: Performance of NFFlatten.flatten: time 0.0001051/0.1215, allocations: 67.78 kB / 443.3 MB, free: 14.74 MB / 298.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0001098/0.1216, allocations: 35.98 kB / 443.4 MB, free: 14.71 MB / 298.7 MB Notification: Performance of NFEvalConstants.evaluate: time 3.084e-05/0.1217, allocations: 19.84 kB / 443.4 MB, free: 14.69 MB / 298.7 MB Notification: Performance of NFSimplifyModel.simplify: time 7.517e-05/0.1217, allocations: 31.86 kB / 443.4 MB, free: 14.66 MB / 298.7 MB Notification: Performance of NFPackage.collectConstants: time 2.231e-05/0.1218, allocations: 4 kB / 443.4 MB, free: 14.65 MB / 298.7 MB Notification: Performance of NFFlatten.collectFunctions: time 1.221e-05/0.1218, allocations: 0 / 443.4 MB, free: 14.65 MB / 298.7 MB Notification: Performance of NFScalarize.scalarize: time 4.191e-05/0.1218, allocations: 19.92 kB / 443.4 MB, free: 14.63 MB / 298.7 MB Notification: Performance of NFVerifyModel.verify: time 3.519e-05/0.1219, allocations: 39.67 kB / 443.5 MB, free: 14.59 MB / 298.7 MB Notification: Performance of NFConvertDAE.convert: time 7.808e-05/0.122, allocations: 55.89 kB / 443.5 MB, free: 14.54 MB / 298.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.397e-06/0.122, allocations: 0 / 443.5 MB, free: 14.54 MB / 298.7 MB Notification: Performance of FrontEnd: time 1.943e-06/0.122, allocations: 0 / 443.5 MB, free: 14.54 MB / 298.7 MB Notification: Performance of Transformations before backend: time 3.747e-06/0.122, allocations: 4 kB / 443.5 MB, free: 14.54 MB / 298.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 17 * Number of variables: 17 Notification: Performance of Generate backend data structure: time 0.0004009/0.1224, allocations: 395.3 kB / 443.9 MB, free: 14.1 MB / 298.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.053e-05/0.1224, allocations: 8.031 kB / 443.9 MB, free: 14.09 MB / 298.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 3.168e-05/0.1225, allocations: 16.75 kB / 443.9 MB, free: 14.07 MB / 298.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001498/0.1226, allocations: 208 kB / 444.1 MB, free: 13.83 MB / 298.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.122e-05/0.1226, allocations: 8.375 kB / 444.1 MB, free: 13.82 MB / 298.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 1.402e-05/0.1227, allocations: 4.375 kB / 444.1 MB, free: 13.82 MB / 298.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003354/0.123, allocations: 212.8 kB / 444.4 MB, free: 13.59 MB / 298.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 8.576e-06/0.123, allocations: 192 / 444.4 MB, free: 13.59 MB / 298.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.162e-05/0.123, allocations: 11.94 kB / 444.4 MB, free: 13.58 MB / 298.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.598e-06/0.123, allocations: 0 / 444.4 MB, free: 13.58 MB / 298.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001122/0.1232, allocations: 59.84 kB / 444.4 MB, free: 13.52 MB / 298.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0003388/0.1235, allocations: 393.7 kB / 444.8 MB, free: 13.08 MB / 298.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.000156/0.1237, allocations: 131.8 kB / 444.9 MB, free: 12.93 MB / 298.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001008/0.1238, allocations: 86.66 kB / 445 MB, free: 12.83 MB / 298.7 MB Notification: Performance of preOpt evalFunc (simulation): time 2.645e-05/0.1238, allocations: 0 / 445 MB, free: 12.83 MB / 298.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.243e-05/0.1238, allocations: 42.5 kB / 445.1 MB, free: 12.78 MB / 298.7 MB Notification: Performance of pre-optimization done (n=12): time 1.052e-06/0.1239, allocations: 7.938 kB / 445.1 MB, free: 12.77 MB / 298.7 MB Notification: Performance of matching and sorting (n=12): time 0.000338/0.1242, allocations: 165.5 kB / 445.2 MB, free: 12.61 MB / 298.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.351e-05/0.1243, allocations: 114.8 kB / 445.3 MB, free: 12.47 MB / 298.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 9.519e-05/0.1244, allocations: 161.9 kB / 445.5 MB, free: 12.3 MB / 298.7 MB Notification: Performance of collectPreVariables (initialization): time 1.002e-05/0.1244, allocations: 33.7 kB / 445.5 MB, free: 12.26 MB / 298.7 MB Notification: Performance of collectInitialEqns (initialization): time 3.669e-05/0.1244, allocations: 96.66 kB / 445.6 MB, free: 12.16 MB / 298.7 MB Notification: Performance of collectInitialBindings (initialization): time 1.134e-05/0.1244, allocations: 7.906 kB / 445.6 MB, free: 12.15 MB / 298.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 2.44e-05/0.1245, allocations: 21.7 kB / 445.7 MB, free: 12.12 MB / 298.7 MB Notification: Performance of setup shared object (initialization): time 5.059e-05/0.1245, allocations: 322.8 kB / 446 MB, free: 11.8 MB / 298.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 4.897e-05/0.1246, allocations: 19.98 kB / 446 MB, free: 11.78 MB / 298.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 6.295e-05/0.1246, allocations: 89.44 kB / 446.1 MB, free: 11.66 MB / 298.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.000112/0.1248, allocations: 121.2 kB / 446.2 MB, free: 11.51 MB / 298.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.665e-06/0.1248, allocations: 7.938 kB / 446.2 MB, free: 11.5 MB / 298.7 MB Notification: Performance of matching and sorting (n=12) (initialization): time 0.0001748/0.125, allocations: 125.4 kB / 446.3 MB, free: 11.37 MB / 298.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.185e-05/0.125, allocations: 4 kB / 446.3 MB, free: 11.37 MB / 298.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.641e-06/0.125, allocations: 4.344 kB / 446.3 MB, free: 11.36 MB / 298.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.385e-05/0.125, allocations: 8.375 kB / 446.3 MB, free: 11.36 MB / 298.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 9.382e-05/0.1251, allocations: 27.92 kB / 446.4 MB, free: 11.33 MB / 298.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.141e-06/0.1251, allocations: 4 kB / 446.4 MB, free: 11.32 MB / 298.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 5.319e-05/0.1252, allocations: 8 kB / 446.4 MB, free: 11.32 MB / 298.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.307e-06/0.1252, allocations: 7.938 kB / 446.4 MB, free: 11.31 MB / 298.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 12 (sample1.u,integerConstant.y,sum2.y,sum2.u[2],sum2.u[1],sum1.y,sum1.u[2],sum1.u[1],sample2.y,hold.y,hold.u,sample1.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (12): * Single equations (assignments): 12 * 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 7.963e-05/0.1253, allocations: 143.9 kB / 446.5 MB, free: 11.16 MB / 298.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001315/0.1254, allocations: 117.4 kB / 446.7 MB, free: 11.04 MB / 298.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 3.573e-05/0.1255, allocations: 16.72 kB / 446.7 MB, free: 11.02 MB / 298.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.824e-06/0.1255, allocations: 0 / 446.7 MB, free: 11.02 MB / 298.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.709e-06/0.1255, allocations: 7.984 kB / 446.7 MB, free: 11.01 MB / 298.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.586e-06/0.1255, allocations: 0 / 446.7 MB, free: 11.01 MB / 298.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001739/0.1257, allocations: 193.5 kB / 446.9 MB, free: 10.77 MB / 298.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.213e-06/0.1257, allocations: 0 / 446.9 MB, free: 10.77 MB / 298.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 9.676e-05/0.1258, allocations: 27.98 kB / 446.9 MB, free: 10.75 MB / 298.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 2.595e-06/0.1258, allocations: 4 kB / 446.9 MB, free: 10.74 MB / 298.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.505e-06/0.1258, allocations: 0 / 446.9 MB, free: 10.74 MB / 298.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.363e-06/0.1258, allocations: 4 kB / 446.9 MB, free: 10.74 MB / 298.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.204e-06/0.1258, allocations: 7.938 kB / 446.9 MB, free: 10.73 MB / 298.7 MB [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:332:7-332:48:writable] Error: Internal error BackendDAETransform.analyseStrongComponentBlock failed (Purely discrete algebraic loops cannot be solved by iterative processes. Try to break them open using the delay() operator.) sum1.y sum2.u[2] sum2.y hold.u hold.y sample2.y sum1.u[2] sum1.y = sum1.k[1] * sum1.u[1] + sum1.k[2] * sum1.u[2] sum1.u[2] = sample2.y sample2.y = $getPart(hold.y) hold.y = $getPart(hold.u) hold.u = sum2.y sum2.y = sum2.k[1] * sum2.u[1] + sum2.k[2] * sum2.u[2] sum2.u[2] = sum1.y [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:342:7-342:48:writable] Error: Internal error BackendDAETransform.analyseStrongComponentBlock failed variables: sum1.y sum2.u[2] sum2.y hold.u hold.y sample2.y sum1.u[2] equations: sum1.y = sum1.k[1] * sum1.u[1] + sum1.k[2] * sum1.u[2] sum1.u[2] = sample2.y sample2.y = $getPart(hold.y) hold.y = $getPart(hold.u) hold.u = sum2.y sum2.y = sum2.k[1] * sum2.u[1] + sum2.k[2] * sum2.u[2] sum2.u[2] = sum1.y [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:346:7-346:90:writable] Error: Internal error function analyseStrongComponentBlock failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:196:5-196:89:writable] Error: Internal error function analyseStrongComponentScalar failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAETransform.mo:107:7-107:113:writable] Error: Internal error function strongComponentsScalar failed (sorting strong components) [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAEUtil.mo:7947:5-7947:89:writable] Error: Internal error Transformation module sort components failed Warning: The optimization module detectJacobianSparsePattern failed. This module will be skipped and the transformation process continued. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0003137/0.1261, allocations: 384.3 kB / 447.3 MB, free: 10.34 MB / 298.7 MB Notification: Performance of postOpt removeConstants (simulation): time 4.928e-05/0.1262, allocations: 100.9 kB / 447.4 MB, free: 10.22 MB / 298.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.584e-05/0.1262, allocations: 0 / 447.4 MB, free: 10.22 MB / 298.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001049/0.1263, allocations: 8 kB / 447.4 MB, free: 10.21 MB / 298.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 2.965e-05/0.1264, allocations: 11.92 kB / 447.4 MB, free: 10.2 MB / 298.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.122e-06/0.1264, allocations: 4 kB / 447.4 MB, free: 10.2 MB / 298.7 MB Notification: Performance of sorting global known variables: time 5.243e-05/0.1264, allocations: 119.2 kB / 447.5 MB, free: 10.08 MB / 298.7 MB Notification: Performance of sort global known variables: time 1.2e-07/0.1264, allocations: 0 / 447.5 MB, free: 10.08 MB / 298.7 MB Notification: Performance of remove unused functions: time 0.000265/0.1267, allocations: 12 kB / 447.5 MB, free: 10.07 MB / 298.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 12 (sample1.u,hold.y,sample1.y,hold.u,sample2.y,sum1.u[1],sum1.u[2],sum1.y,sum2.u[1],sum2.u[2],sum2.y,integerConstant.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (12): * Single equations (assignments): 12 * 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 8.224e-05/0.1268, allocations: 103.2 kB / 447.6 MB, free: 9.953 MB / 298.7 MB Notification: Performance of simCode: created initialization part: time 0.000171/0.127, allocations: 88.39 kB / 447.7 MB, free: 9.867 MB / 298.7 MB Notification: Performance of simCode: created event and clocks part: time 2.124e-06/0.127, allocations: 0 / 447.7 MB, free: 9.867 MB / 298.7 MB Notification: Performance of simCode: created simulation system equations: time 3.566e-05/0.127, allocations: 12 kB / 447.7 MB, free: 9.855 MB / 298.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004245/0.1275, allocations: 64.25 kB / 447.8 MB, free: 9.793 MB / 298.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0003638/0.1278, allocations: 319.1 kB / 448.1 MB, free: 9.445 MB / 298.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001282/0.128, allocations: 0.7043 MB / 448.8 MB, free: 8.715 MB / 298.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 2.674e-05/0.128, allocations: 11.44 kB / 448.8 MB, free: 8.707 MB / 298.7 MB Notification: Performance of SimCode: time 3e-07/0.128, allocations: 4 kB / 448.8 MB, free: 8.703 MB / 298.7 MB Notification: Performance of Templates: time 0.002075/0.1301, allocations: 1.16 MB / 450 MB, free: 7.543 MB / 298.7 MB make -j1 -f Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2.makefile (rm -f Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2.pipe ; mkfifo Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2.pipe ; head -c 1048576 < Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2.pipe >> ../files/Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2.sim & ./Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2 -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2.pipe 2>&1) diffSimulationResults("Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/testsuite/ReferenceFiles/Modelica_Synchronous/Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2.mat","../files/Modelica_Synchronous_Modelica_Synchronous.Examples.Elementary.IntegerSignals.Sample2.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches