Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter.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.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|load.S.1.|res.S.1.|sou.S.1.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter") translateModel(Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|load.S.1.|res.S.1.|sou.S.1.",fileNamePrefix="Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001739/0.001739, allocations: 105.5 kB / 16.41 MB, free: 6.461 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002014/0.002014, allocations: 187 kB / 17.34 MB, free: 5.719 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.384/1.384, allocations: 222.9 MB / 241 MB, free: 15.09 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.3/2.3, allocations: 390.2 MB / 0.6655 GB, free: 0.6328 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.00158/0.00158, allocations: 67.89 kB / 0.9515 GB, free: 7.652 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9531/0.9547, allocations: 140.4 MB / 1.089 GB, free: 5.504 MB / 0.8575 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter): time 0.005202/0.9599, allocations: 3.354 MB / 1.092 GB, free: 3.234 MB / 0.8575 GB Notification: Performance of NFInst.instExpressions: time 0.003617/0.9636, allocations: 2.155 MB / 1.094 GB, free: 1.762 MB / 0.8575 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002024/0.9638, allocations: 4.406 kB / 1.094 GB, free: 1.762 MB / 0.8575 GB Notification: Performance of NFTyping.typeComponents: time 0.000958/0.9648, allocations: 290.4 kB / 1.094 GB, free: 1.59 MB / 0.8575 GB Notification: Performance of NFTyping.typeBindings: time 0.0006198/0.9654, allocations: 237.7 kB / 1.094 GB, free: 1.461 MB / 0.8575 GB Notification: Performance of NFTyping.typeClassSections: time 0.0009654/0.9664, allocations: 302.5 kB / 1.095 GB, free: 1.316 MB / 0.8575 GB Notification: Performance of NFFlatten.flatten: time 0.0007346/0.9672, allocations: 398.3 kB / 1.095 GB, free: 1.141 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0005037/0.9677, allocations: 205.1 kB / 1.095 GB, free: 1.051 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0003217/0.968, allocations: 154.9 kB / 1.096 GB, free: 0.9844 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004455/0.9685, allocations: 177.9 kB / 1.096 GB, free: 0.9102 MB / 0.8575 GB Notification: Performance of NFPackage.collectConstants: time 6.871e-05/0.9685, allocations: 21.72 kB / 1.096 GB, free: 0.9102 MB / 0.8575 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0009907/0.9695, allocations: 430.9 kB / 1.096 GB, free: 0.7695 MB / 0.8575 GB Notification: Performance of NFScalarize.scalarize: time 0.000147/0.9697, allocations: 94.64 kB / 1.096 GB, free: 0.7344 MB / 0.8575 GB Notification: Performance of NFVerifyModel.verify: time 0.0001666/0.9699, allocations: 138.6 kB / 1.096 GB, free: 0.6523 MB / 0.8575 GB Notification: Performance of NFConvertDAE.convert: time 0.001301/0.9712, allocations: 0.514 MB / 1.097 GB, free: 492 kB / 0.8575 GB Notification: Performance of FrontEnd - DAE generated: time 9.588e-06/0.9712, allocations: 1.438 kB / 1.097 GB, free: 492 kB / 0.8575 GB Notification: Performance of FrontEnd: time 3.045e-06/0.9712, allocations: 4 kB / 1.097 GB, free: 488 kB / 0.8575 GB Notification: Performance of Transformations before backend: time 1.355e-05/0.9712, allocations: 0 / 1.097 GB, free: 488 kB / 0.8575 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 63 * Number of variables: 63 Notification: Performance of Generate backend data structure: time 0.00146/0.9727, allocations: 0.6082 MB / 1.097 GB, free: 15.96 MB / 0.8731 GB Notification: Performance of prepare preOptimizeDAE: time 5.907e-05/0.9728, allocations: 9.719 kB / 1.097 GB, free: 15.96 MB / 0.8731 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001087/0.9738, allocations: 121.2 kB / 1.098 GB, free: 15.93 MB / 0.8731 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005294/0.9744, allocations: 286.7 kB / 1.098 GB, free: 15.68 MB / 0.8731 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.484e-05/0.9744, allocations: 17.48 kB / 1.098 GB, free: 15.67 MB / 0.8731 GB Notification: Performance of preOpt expandDerOperator (simulation): time 6.943e-05/0.9745, allocations: 22.84 kB / 1.098 GB, free: 15.66 MB / 0.8731 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00101/0.9755, allocations: 414.8 kB / 1.098 GB, free: 15.45 MB / 0.8731 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.739e-05/0.9756, allocations: 1.062 kB / 1.098 GB, free: 15.45 MB / 0.8731 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.098e-05/0.9756, allocations: 14.86 kB / 1.098 GB, free: 15.44 MB / 0.8731 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.401e-05/0.9757, allocations: 35.23 kB / 1.098 GB, free: 15.44 MB / 0.8731 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008687/0.9766, allocations: 342.3 kB / 1.099 GB, free: 15.33 MB / 0.8731 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002886/0.9795, allocations: 2.047 MB / 1.101 GB, free: 13.62 MB / 0.8731 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0009224/0.9804, allocations: 352.8 kB / 1.101 GB, free: 13.47 MB / 0.8731 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000451/0.9809, allocations: 184.8 kB / 1.101 GB, free: 13.4 MB / 0.8731 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001263/0.981, allocations: 87.33 kB / 1.101 GB, free: 13.31 MB / 0.8731 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.353e-05/0.9811, allocations: 45.06 kB / 1.101 GB, free: 13.26 MB / 0.8731 GB Notification: Performance of pre-optimization done (n=22): time 1.783e-06/0.9811, allocations: 0 / 1.101 GB, free: 13.26 MB / 0.8731 GB Notification: Performance of matching and sorting (n=34): time 0.005704/0.9868, allocations: 1.578 MB / 1.103 GB, free: 12.71 MB / 0.8731 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.897e-05/0.9869, allocations: 88.86 kB / 1.103 GB, free: 12.61 MB / 0.8731 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003467/0.9872, allocations: 228.2 kB / 1.103 GB, free: 12.47 MB / 0.8731 GB Notification: Performance of collectPreVariables (initialization): time 4.005e-05/0.9873, allocations: 31.52 kB / 1.103 GB, free: 12.44 MB / 0.8731 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001601/0.9874, allocations: 186.3 kB / 1.103 GB, free: 12.28 MB / 0.8731 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001176/0.9876, allocations: 119 kB / 1.103 GB, free: 12.18 MB / 0.8731 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001591/0.9877, allocations: 78.45 kB / 1.104 GB, free: 12.14 MB / 0.8731 GB Notification: Performance of setup shared object (initialization): time 0.0001355/0.9879, allocations: 337.2 kB / 1.104 GB, free: 11.82 MB / 0.8731 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004349/0.9883, allocations: 201.5 kB / 1.104 GB, free: 11.75 MB / 0.8731 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000484/0.9888, allocations: 305 kB / 1.104 GB, free: 11.55 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009024/0.9897, allocations: 0.5042 MB / 1.105 GB, free: 11.27 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.956e-06/0.9897, allocations: 1.031 kB / 1.105 GB, free: 11.27 MB / 0.8731 GB Notification: Performance of matching and sorting (n=49) (initialization): time 0.001464/0.9912, allocations: 0.6751 MB / 1.105 GB, free: 10.96 MB / 0.8731 GB Notification: Performance of prepare postOptimizeDAE: time 2.376e-05/0.9912, allocations: 6.219 kB / 1.105 GB, free: 10.96 MB / 0.8731 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.04e-05/0.9913, allocations: 4.438 kB / 1.105 GB, free: 10.96 MB / 0.8731 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000552/0.9918, allocations: 143.4 kB / 1.106 GB, free: 10.91 MB / 0.8731 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004351/0.9923, allocations: 93.12 kB / 1.106 GB, free: 10.9 MB / 0.8731 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003174/0.9955, allocations: 4.166 MB / 1.11 GB, free: 6.898 MB / 0.8731 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003725/0.9958, allocations: 34.88 kB / 1.11 GB, free: 6.891 MB / 0.8731 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.226e-05/0.9959, allocations: 13.61 kB / 1.11 GB, free: 6.891 MB / 0.8731 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0005692/0.9965, allocations: 322.8 kB / 1.11 GB, free: 6.727 MB / 0.8731 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0004849/0.997, allocations: 307 kB / 1.11 GB, free: 6.531 MB / 0.8731 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.000923/0.9979, allocations: 0.5023 MB / 1.111 GB, free: 6.25 MB / 0.8731 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.657e-06/0.9979, allocations: 1.156 kB / 1.111 GB, free: 6.25 MB / 0.8731 GB Notification: Performance of matching and sorting (n=49) (initialization_lambda0): time 0.001373/0.9993, allocations: 0.6523 MB / 1.112 GB, free: 5.969 MB / 0.8731 GB Notification: Performance of prepare postOptimizeDAE: time 1.258e-05/0.9993, allocations: 6.625 kB / 1.112 GB, free: 5.969 MB / 0.8731 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.362e-06/0.9993, allocations: 4.125 kB / 1.112 GB, free: 5.969 MB / 0.8731 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004451/0.9998, allocations: 155.7 kB / 1.112 GB, free: 5.898 MB / 0.8731 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003996/1, allocations: 87.23 kB / 1.112 GB, free: 5.895 MB / 0.8731 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003076/1.003, allocations: 4.171 MB / 1.116 GB, free: 1.887 MB / 0.8731 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003712/1.004, allocations: 36.88 kB / 1.116 GB, free: 1.879 MB / 0.8731 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.495e-05/1.004, allocations: 17.61 kB / 1.116 GB, free: 1.875 MB / 0.8731 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 14 * 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 (45): * Single equations (assignments): 41 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,1,100.0%), (1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,1), (1,1)} Notification: Performance of prepare postOptimizeDAE: time 0.000244/1.004, allocations: 215.5 kB / 1.116 GB, free: 1.664 MB / 0.8731 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001149/1.004, allocations: 25.12 kB / 1.116 GB, free: 1.652 MB / 0.8731 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001465/1.006, allocations: 0.609 MB / 1.117 GB, free: 1.383 MB / 0.8731 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.267e-06/1.006, allocations: 3.875 kB / 1.117 GB, free: 1.383 MB / 0.8731 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.831e-06/1.006, allocations: 5.188 kB / 1.117 GB, free: 1.379 MB / 0.8731 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.095e-06/1.006, allocations: 2.859 kB / 1.117 GB, free: 1.379 MB / 0.8731 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002788/1.008, allocations: 1.319 MB / 1.118 GB, free: 0.5664 MB / 0.8731 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.017e-06/1.008, allocations: 2.156 kB / 1.118 GB, free: 0.5664 MB / 0.8731 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002718/1.009, allocations: 62.75 kB / 1.118 GB, free: 0.5586 MB / 0.8731 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004633/1.009, allocations: 150.1 kB / 1.118 GB, free: 0.4961 MB / 0.8731 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.254e-05/1.009, allocations: 13.28 kB / 1.118 GB, free: 500 kB / 0.8731 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.003212/1.012, allocations: 4.195 MB / 1.122 GB, free: 12.47 MB / 0.8887 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.091e-05/1.012, allocations: 6.375 kB / 1.122 GB, free: 12.47 MB / 0.8887 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001314/1.014, allocations: 0.7621 MB / 1.123 GB, free: 11.99 MB / 0.8887 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002059/1.014, allocations: 134 kB / 1.123 GB, free: 11.87 MB / 0.8887 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.222e-05/1.014, allocations: 12.59 kB / 1.123 GB, free: 11.86 MB / 0.8887 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003291/1.014, allocations: 37.77 kB / 1.123 GB, free: 11.85 MB / 0.8887 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001097/1.015, allocations: 31.23 kB / 1.123 GB, free: 11.84 MB / 0.8887 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.676e-05/1.015, allocations: 19.39 kB / 1.123 GB, free: 11.84 MB / 0.8887 GB Notification: Performance of sorting global known variables: time 0.0002066/1.015, allocations: 167.5 kB / 1.123 GB, free: 11.73 MB / 0.8887 GB Notification: Performance of sort global known variables: time 1.21e-07/1.015, allocations: 0 / 1.123 GB, free: 11.73 MB / 0.8887 GB Notification: Performance of remove unused functions: time 0.0009536/1.016, allocations: 164.9 kB / 1.124 GB, free: 11.71 MB / 0.8887 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * 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 (31): * Single equations (assignments): 27 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,1,100.0%), (1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,2), (1,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0002968/1.016, allocations: 150.4 kB / 1.124 GB, free: 11.59 MB / 0.8887 GB Notification: Performance of simCode: created initialization part: time 0.002557/1.019, allocations: 1.249 MB / 1.125 GB, free: 10.89 MB / 0.8887 GB Notification: Performance of simCode: created event and clocks part: time 5.229e-06/1.019, allocations: 1.094 kB / 1.125 GB, free: 10.89 MB / 0.8887 GB Notification: Performance of simCode: created simulation system equations: time 0.0008606/1.02, allocations: 480.8 kB / 1.125 GB, free: 10.59 MB / 0.8887 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006334/1.02, allocations: 74.73 kB / 1.126 GB, free: 10.56 MB / 0.8887 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001501/1.022, allocations: 0.7819 MB / 1.126 GB, free: 10.08 MB / 0.8887 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004572/1.022, allocations: 0.8121 MB / 1.127 GB, free: 9.363 MB / 0.8887 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001095/1.022, allocations: 32.16 kB / 1.127 GB, free: 9.352 MB / 0.8887 GB Notification: Performance of SimCode: time 4.71e-07/1.022, allocations: 0 / 1.127 GB, free: 9.352 MB / 0.8887 GB Notification: Performance of Templates: time 0.01803/1.04, allocations: 9.114 MB / 1.136 GB, free: 8.656 MB / 0.8887 GB make -j1 -f Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter.makefile (rm -f Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter.sim & ./Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter.pipe 2>&1) diffSimulationResults("Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_9.1.x/Buildings_Electrical_AC_OnePhase_Conversion_Examples_ACDCConverter.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_9_Buildings.Electrical.AC.OnePhase.Conversion.Examples.ACDCConverter.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches