Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState.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 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.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: "" <> buildModelFMU(Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState,fileNamePrefix="Buildings_10_Buildings_Controls_OBC_CDL_Reals_Validation_PIDInitialState",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState,fileNamePrefix="Buildings_10_Buildings_Controls_OBC_CDL_Reals_Validation_PIDInitialState",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 0.003971/0.003971, allocations: 96.7 kB / 15.73 MB, free: 6.047 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001145/0.001145, allocations: 194.8 kB / 16.67 MB, free: 5.973 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.319/1.319, allocations: 222.9 MB / 240.4 MB, free: 4.328 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.485/2.485, allocations: 437.1 MB / 0.7106 GB, free: 5.004 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001773/0.001773, allocations: 67.91 kB / 1.018 GB, free: 14.99 MB / 0.7794 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2621/0.2638, allocations: 151.6 MB / 1.166 GB, free: 7.254 MB / 0.92 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState): time 0.003012/0.2669, allocations: 1.86 MB / 1.168 GB, free: 5.383 MB / 0.92 GB Notification: Performance of NFInst.instExpressions: time 0.00166/0.2686, allocations: 1.263 MB / 1.169 GB, free: 4.105 MB / 0.92 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001465/0.2687, allocations: 8 kB / 1.169 GB, free: 4.098 MB / 0.92 GB Notification: Performance of NFTyping.typeComponents: time 0.0002083/0.2689, allocations: 71.14 kB / 1.169 GB, free: 4.027 MB / 0.92 GB Notification: Performance of NFTyping.typeBindings: time 0.000137/0.2691, allocations: 55.47 kB / 1.169 GB, free: 3.973 MB / 0.92 GB Notification: Performance of NFTyping.typeClassSections: time 0.0003434/0.2694, allocations: 171.7 kB / 1.17 GB, free: 3.805 MB / 0.92 GB Notification: Performance of NFFlatten.flatten: time 0.0004457/0.2699, allocations: 489 kB / 1.17 GB, free: 3.328 MB / 0.92 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003852/0.2703, allocations: 267.4 kB / 1.17 GB, free: 3.059 MB / 0.92 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001783/0.2705, allocations: 183.3 kB / 1.17 GB, free: 2.879 MB / 0.92 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0002022/0.2707, allocations: 198.9 kB / 1.171 GB, free: 2.684 MB / 0.92 GB Notification: Performance of NFPackage.collectConstants: time 6.64e-05/0.2708, allocations: 52 kB / 1.171 GB, free: 2.633 MB / 0.92 GB Notification: Performance of NFFlatten.collectFunctions: time 5.94e-05/0.2708, allocations: 52 kB / 1.171 GB, free: 2.582 MB / 0.92 GB Notification: Performance of NFScalarize.scalarize: time 9.921e-05/0.2709, allocations: 111.6 kB / 1.171 GB, free: 2.473 MB / 0.92 GB Notification: Performance of NFVerifyModel.verify: time 0.0001756/0.2711, allocations: 214.8 kB / 1.171 GB, free: 2.262 MB / 0.92 GB Notification: Performance of NFConvertDAE.convert: time 0.0005434/0.2717, allocations: 0.5876 MB / 1.172 GB, free: 1.672 MB / 0.92 GB Notification: Performance of FrontEnd - DAE generated: time 3.577e-06/0.2717, allocations: 0 / 1.172 GB, free: 1.672 MB / 0.92 GB Notification: Performance of FrontEnd: time 1.352e-06/0.2717, allocations: 0 / 1.172 GB, free: 1.672 MB / 0.92 GB Notification: Performance of Transformations before backend: time 5.901e-06/0.2717, allocations: 0 / 1.172 GB, free: 1.672 MB / 0.92 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 98 * Number of variables: 98 Notification: Performance of Generate backend data structure: time 0.001157/0.2728, allocations: 0.7481 MB / 1.172 GB, free: 0.8672 MB / 0.92 GB Notification: Performance of prepare preOptimizeDAE: time 3.391e-05/0.2729, allocations: 8.031 kB / 1.172 GB, free: 0.8594 MB / 0.92 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 8.21e-05/0.273, allocations: 82.72 kB / 1.172 GB, free: 0.7695 MB / 0.92 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 8.153e-05/0.2731, allocations: 52.61 kB / 1.173 GB, free: 0.7188 MB / 0.92 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004511/0.2735, allocations: 352.4 kB / 1.173 GB, free: 344 kB / 0.92 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.135e-05/0.2736, allocations: 33.38 kB / 1.173 GB, free: 312 kB / 0.92 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.428e-05/0.2736, allocations: 44.31 kB / 1.173 GB, free: 268 kB / 0.92 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006675/0.2743, allocations: 407.7 kB / 1.173 GB, free: 15.85 MB / 0.9356 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.502e-05/0.2743, allocations: 3.938 kB / 1.173 GB, free: 15.84 MB / 0.9356 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.13e-05/0.2743, allocations: 16 kB / 1.173 GB, free: 15.83 MB / 0.9356 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.798e-06/0.2744, allocations: 8 kB / 1.173 GB, free: 15.82 MB / 0.9356 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005635/0.2749, allocations: 291.7 kB / 1.174 GB, free: 15.54 MB / 0.9356 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001921/0.2769, allocations: 1.37 MB / 1.175 GB, free: 14.1 MB / 0.9356 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006779/0.2776, allocations: 246.8 kB / 1.175 GB, free: 13.85 MB / 0.9356 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002285/0.2778, allocations: 116.8 kB / 1.175 GB, free: 13.73 MB / 0.9356 GB Notification: Performance of preOpt evalFunc (simulation): time 2.161e-05/0.2778, allocations: 7.922 kB / 1.175 GB, free: 13.73 MB / 0.9356 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.951e-05/0.2779, allocations: 38.56 kB / 1.175 GB, free: 13.68 MB / 0.9356 GB Notification: Performance of pre-optimization done (n=20): time 1.232e-06/0.2779, allocations: 4 kB / 1.175 GB, free: 13.68 MB / 0.9356 GB Notification: Performance of matching and sorting (n=20): time 0.000655/0.2785, allocations: 293.2 kB / 1.176 GB, free: 13.38 MB / 0.9356 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.925e-05/0.2786, allocations: 106.8 kB / 1.176 GB, free: 13.25 MB / 0.9356 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004347/0.279, allocations: 405.6 kB / 1.176 GB, free: 12.85 MB / 0.9356 GB Notification: Performance of collectPreVariables (initialization): time 2.995e-05/0.2791, allocations: 29.7 kB / 1.176 GB, free: 12.81 MB / 0.9356 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001806/0.2793, allocations: 260.2 kB / 1.176 GB, free: 12.55 MB / 0.9356 GB Notification: Performance of collectInitialBindings (initialization): time 5.559e-05/0.2793, allocations: 75.33 kB / 1.176 GB, free: 12.48 MB / 0.9356 GB Notification: Performance of simplifyInitialFunctions (initialization): time 9.99e-05/0.2794, allocations: 62.03 kB / 1.177 GB, free: 12.41 MB / 0.9356 GB Notification: Performance of setup shared object (initialization): time 0.000151/0.2796, allocations: 346.8 kB / 1.177 GB, free: 12.06 MB / 0.9356 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002662/0.2799, allocations: 118 kB / 1.177 GB, free: 11.95 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003242/0.2802, allocations: 208.4 kB / 1.177 GB, free: 11.7 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004972/0.2807, allocations: 273.7 kB / 1.177 GB, free: 11.41 MB / 0.9356 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.184e-06/0.2807, allocations: 4 kB / 1.177 GB, free: 11.41 MB / 0.9356 GB Notification: Performance of matching and sorting (n=39) (initialization): time 0.0006865/0.2814, allocations: 367 kB / 1.178 GB, free: 11.04 MB / 0.9356 GB Notification: Performance of prepare postOptimizeDAE: time 1.286e-05/0.2814, allocations: 4 kB / 1.178 GB, free: 11.04 MB / 0.9356 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.345e-06/0.2814, allocations: 7.938 kB / 1.178 GB, free: 11.03 MB / 0.9356 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.602e-05/0.2815, allocations: 8.219 kB / 1.178 GB, free: 11.02 MB / 0.9356 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002746/0.2817, allocations: 71.89 kB / 1.178 GB, free: 10.95 MB / 0.9356 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.787e-06/0.2818, allocations: 4 kB / 1.178 GB, free: 10.95 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002352/0.282, allocations: 63.59 kB / 1.178 GB, free: 10.89 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.137e-05/0.282, allocations: 16 kB / 1.178 GB, free: 10.87 MB / 0.9356 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0002623/0.2823, allocations: 200.8 kB / 1.178 GB, free: 10.67 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002334/0.2825, allocations: 191.9 kB / 1.178 GB, free: 10.45 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0003279/0.2829, allocations: 234.2 kB / 1.179 GB, free: 10.19 MB / 0.9356 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.523e-06/0.2829, allocations: 0 / 1.179 GB, free: 10.19 MB / 0.9356 GB Notification: Performance of matching and sorting (n=39) (initialization_lambda0): time 0.0004996/0.2834, allocations: 325.3 kB / 1.179 GB, free: 9.867 MB / 0.9356 GB Notification: Performance of prepare postOptimizeDAE: time 1.013e-05/0.2834, allocations: 8 kB / 1.179 GB, free: 9.859 MB / 0.9356 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.294e-06/0.2834, allocations: 0 / 1.179 GB, free: 9.859 MB / 0.9356 GB Notification: Performance of postOpt tearingSystem (initialization): time 6.452e-06/0.2834, allocations: 7.938 kB / 1.179 GB, free: 9.852 MB / 0.9356 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002158/0.2836, allocations: 59.91 kB / 1.179 GB, free: 9.793 MB / 0.9356 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.851e-06/0.2837, allocations: 4 kB / 1.179 GB, free: 9.789 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002051/0.2839, allocations: 43.77 kB / 1.179 GB, free: 9.746 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.596e-05/0.2839, allocations: 8 kB / 1.179 GB, free: 9.738 MB / 0.9356 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 9 * Number of states: 0 () * Number of discrete variables: 2 (limPI.con1.y,limPID.con1.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (39): * Single equations (assignments): 39 * 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 0.0001262/0.284, allocations: 208.2 kB / 1.179 GB, free: 9.527 MB / 0.9356 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.043e-05/0.2841, allocations: 39.77 kB / 1.179 GB, free: 9.488 MB / 0.9356 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004835/0.2846, allocations: 237 kB / 1.179 GB, free: 9.246 MB / 0.9356 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.639e-06/0.2846, allocations: 4 kB / 1.179 GB, free: 9.242 MB / 0.9356 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.938e-06/0.2846, allocations: 0 / 1.179 GB, free: 9.242 MB / 0.9356 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.978e-06/0.2846, allocations: 0 / 1.179 GB, free: 9.242 MB / 0.9356 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001171/0.2858, allocations: 0.7871 MB / 1.18 GB, free: 8.383 MB / 0.9356 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.027e-06/0.2858, allocations: 4 kB / 1.18 GB, free: 8.379 MB / 0.9356 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001909/0.286, allocations: 44.12 kB / 1.18 GB, free: 8.336 MB / 0.9356 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.424e-06/0.286, allocations: 0 / 1.18 GB, free: 8.336 MB / 0.9356 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.873e-05/0.286, allocations: 8 kB / 1.18 GB, free: 8.328 MB / 0.9356 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.48e-06/0.286, allocations: 7.984 kB / 1.18 GB, free: 8.32 MB / 0.9356 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.216e-06/0.286, allocations: 3.938 kB / 1.18 GB, free: 8.316 MB / 0.9356 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0007067/0.2868, allocations: 459.2 kB / 1.181 GB, free: 7.84 MB / 0.9356 GB Notification: Performance of postOpt removeConstants (simulation): time 9.768e-05/0.2869, allocations: 128.8 kB / 1.181 GB, free: 7.695 MB / 0.9356 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.691e-05/0.2869, allocations: 4 kB / 1.181 GB, free: 7.691 MB / 0.9356 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001843/0.2871, allocations: 23.98 kB / 1.181 GB, free: 7.668 MB / 0.9356 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.186e-05/0.2871, allocations: 19.86 kB / 1.181 GB, free: 7.648 MB / 0.9356 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.249e-05/0.2872, allocations: 4 kB / 1.181 GB, free: 7.645 MB / 0.9356 GB Notification: Performance of sorting global known variables: time 0.0003008/0.2875, allocations: 291.2 kB / 1.181 GB, free: 7.367 MB / 0.9356 GB Notification: Performance of sort global known variables: time 1.4e-07/0.2875, allocations: 3.938 kB / 1.181 GB, free: 7.363 MB / 0.9356 GB Notification: Performance of remove unused functions: time 0.0004558/0.2879, allocations: 127.7 kB / 1.181 GB, free: 7.238 MB / 0.9356 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 6 * Number of states: 3 (limPID.I.y,limPID.D.x,limPI.I.y) * 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 (20): * Single equations (assignments): 20 * 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 0.001013/0.2889, allocations: 1.003 MB / 1.182 GB, free: 6.195 MB / 0.9356 GB Notification: Performance of simCode: created initialization part: time 0.0007413/0.2897, allocations: 387.3 kB / 1.183 GB, free: 5.82 MB / 0.9356 GB Notification: Performance of simCode: created event and clocks part: time 2.364e-06/0.2897, allocations: 4.062 kB / 1.183 GB, free: 5.816 MB / 0.9356 GB Notification: Performance of simCode: created simulation system equations: time 0.0001898/0.2899, allocations: 99.77 kB / 1.183 GB, free: 5.719 MB / 0.9356 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004884/0.2904, allocations: 82.16 kB / 1.183 GB, free: 5.637 MB / 0.9356 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004455/0.2949, allocations: 3.418 MB / 1.186 GB, free: 2.062 MB / 0.9356 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003967/0.2953, allocations: 0.7996 MB / 1.187 GB, free: 1.238 MB / 0.9356 GB Notification: Performance of simCode: alias equations: time 0.0001497/0.2954, allocations: 51.23 kB / 1.187 GB, free: 1.191 MB / 0.9356 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001908/0.2956, allocations: 135.4 kB / 1.187 GB, free: 1.059 MB / 0.9356 GB Notification: Performance of SimCode: time 2.2e-07/0.2956, allocations: 0 / 1.187 GB, free: 1.059 MB / 0.9356 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 2.148/2.444, allocations: 6.84 MB / 1.194 GB, free: 10.36 MB / 0.9512 GB Notification: Performance of buildModelFMU: Generate platform static: time 13.69/16.14, allocations: 8.656 kB / 1.194 GB, free: 10.35 MB / 0.9512 GB (rm -f Buildings_10_Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState.pipe ; mkfifo Buildings_10_Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState.pipe ; head -c 1048576 < Buildings_10_Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState.pipe >> ../files/Buildings_10_Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_10_Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState_res.mat --tempDir=temp_Buildings_10_Buildings_Controls_OBC_CDL_Reals_Validation_PIDInitialState_fmu --startTime=0 --stopTime=1 --timeout=400 --tolerance=1e-06 Buildings_10_Buildings_Controls_OBC_CDL_Reals_Validation_PIDInitialState.fmu > Buildings_10_Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState.pipe 2>&1) diffSimulationResults("Buildings_10_Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_10.0.x/Buildings_Controls_OBC_CDL_Reals_Validation_PIDInitialState.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_10_Buildings.Controls.OBC.CDL.Reals.Validation.PIDInitialState.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches