Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly.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 11.1.0-maint.11.x/package.mo", uses=false) Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.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.Interfaces.Examples.PrescribedOutlet_TSetOnly,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|heaHigPow.sta_a.T|heaHigPow.sta_b.T|cooLimPow.sta_a.T|cooLimPow.sta_b.T|heaCooUnl.sta_a.T|heaCooUnl.sta_b.T|steSta.sta_b.T|heaHigPow.Q_flow|cooLimPow.Q_flow|heaCooUnl.Q_flow|steSta.Q_flow|setHeaHigPow.y.2.|heaHigPow.port_b.Xi_outflow.1.|setCooLimPow.y.2.|cooLimPow.port_b.Xi_outflow.1.|setHeaCooUnl.y.2.|heaCooUnl.port_b.Xi_outflow.1.|steSta.port_b.Xi_outflow.1.|heaHigPow.mWat_flow|cooLimPow.mWat_flow|heaCooUnl.mWat_flow|steSta.mWat_flow",fileNamePrefix="Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly") translateModel(Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|heaHigPow.sta_a.T|heaHigPow.sta_b.T|cooLimPow.sta_a.T|cooLimPow.sta_b.T|heaCooUnl.sta_a.T|heaCooUnl.sta_b.T|steSta.sta_b.T|heaHigPow.Q_flow|cooLimPow.Q_flow|heaCooUnl.Q_flow|steSta.Q_flow|setHeaHigPow.y.2.|heaHigPow.port_b.Xi_outflow.1.|setCooLimPow.y.2.|cooLimPow.port_b.Xi_outflow.1.|setHeaCooUnl.y.2.|heaCooUnl.port_b.Xi_outflow.1.|steSta.port_b.Xi_outflow.1.|heaHigPow.mWat_flow|cooLimPow.mWat_flow|heaCooUnl.mWat_flow|steSta.mWat_flow",fileNamePrefix="Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005169/0.005169, allocations: 99 kB / 15.73 MB, free: 6.012 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001187/0.001187, allocations: 201.4 kB / 16.68 MB, free: 5.926 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.355/1.355, allocations: 222.9 MB / 240.4 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.663/2.663, allocations: 469.8 MB / 0.7425 GB, free: 3.32 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001413/0.001413, allocations: 67.84 kB / 1.065 GB, free: 13.46 MB / 0.8419 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9744/0.9758, allocations: 159.1 MB / 1.221 GB, free: 2.039 MB / 0.9356 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly): time 0.2246/1.2, allocations: 194.3 MB / 1.41 GB, free: 14.98 MB / 1.139 GB Notification: Performance of NFInst.instExpressions: time 0.009602/1.21, allocations: 5.176 MB / 1.416 GB, free: 9.801 MB / 1.139 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001662/1.212, allocations: 43.69 kB / 1.416 GB, free: 9.758 MB / 1.139 GB Notification: Performance of NFTyping.typeComponents: time 0.002171/1.214, allocations: 0.8237 MB / 1.416 GB, free: 8.93 MB / 1.139 GB Notification: Performance of NFTyping.typeBindings: time 0.007245/1.221, allocations: 2.696 MB / 1.419 GB, free: 6.223 MB / 1.139 GB Notification: Performance of NFTyping.typeClassSections: time 0.003137/1.224, allocations: 1.113 MB / 1.42 GB, free: 5.117 MB / 1.139 GB Notification: Performance of NFFlatten.flatten: time 0.003969/1.228, allocations: 2.606 MB / 1.423 GB, free: 2.504 MB / 1.139 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001312/1.23, allocations: 0.7566 MB / 1.423 GB, free: 1.734 MB / 1.139 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002263/1.232, allocations: 1.121 MB / 1.424 GB, free: 0.6094 MB / 1.139 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001358/1.233, allocations: 0.9572 MB / 1.425 GB, free: 15.65 MB / 1.154 GB Notification: Performance of NFPackage.collectConstants: time 0.0001353/1.233, allocations: 80 kB / 1.425 GB, free: 15.57 MB / 1.154 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003287/1.237, allocations: 1.797 MB / 1.427 GB, free: 13.77 MB / 1.154 GB Notification: Performance of NFScalarize.scalarize: time 0.0004784/1.237, allocations: 454.4 kB / 1.428 GB, free: 13.32 MB / 1.154 GB Notification: Performance of NFVerifyModel.verify: time 0.000735/1.238, allocations: 0.6448 MB / 1.428 GB, free: 12.68 MB / 1.154 GB Notification: Performance of NFConvertDAE.convert: time 0.004262/1.242, allocations: 2.179 MB / 1.43 GB, free: 10.49 MB / 1.154 GB Notification: Performance of FrontEnd - DAE generated: time 6.101e-06/1.242, allocations: 0 / 1.43 GB, free: 10.49 MB / 1.154 GB Notification: Performance of FrontEnd: time 2.294e-06/1.242, allocations: 0 / 1.43 GB, free: 10.49 MB / 1.154 GB Notification: Performance of Transformations before backend: time 1.946e-05/1.242, allocations: 4 kB / 1.43 GB, free: 10.48 MB / 1.154 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 222 * Number of variables: 222 Notification: Performance of Generate backend data structure: time 0.005132/1.247, allocations: 1.967 MB / 1.432 GB, free: 8.457 MB / 1.154 GB Notification: Performance of prepare preOptimizeDAE: time 4.686e-05/1.247, allocations: 16.03 kB / 1.432 GB, free: 8.441 MB / 1.154 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004274/1.252, allocations: 0.7091 MB / 1.433 GB, free: 7.73 MB / 1.154 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001685/1.253, allocations: 0.9733 MB / 1.434 GB, free: 6.703 MB / 1.154 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.123e-05/1.253, allocations: 62 kB / 1.434 GB, free: 6.641 MB / 1.154 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001624/1.253, allocations: 99.91 kB / 1.434 GB, free: 6.543 MB / 1.154 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003123/1.257, allocations: 1.457 MB / 1.436 GB, free: 5.031 MB / 1.154 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.191e-05/1.257, allocations: 8 kB / 1.436 GB, free: 5.023 MB / 1.154 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001027/1.257, allocations: 35.98 kB / 1.436 GB, free: 4.988 MB / 1.154 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.019e-05/1.257, allocations: 49.98 kB / 1.436 GB, free: 4.938 MB / 1.154 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00379/1.261, allocations: 1.557 MB / 1.437 GB, free: 3.383 MB / 1.154 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 0.006463/1.267, allocations: 5.032 MB / 1.442 GB, free: 14.09 MB / 1.17 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003222/1.27, allocations: 1.142 MB / 1.443 GB, free: 12.94 MB / 1.17 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001602/1.272, allocations: 0.6295 MB / 1.444 GB, free: 12.3 MB / 1.17 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001307/1.273, allocations: 0.9449 MB / 1.445 GB, free: 11.17 MB / 1.17 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001845/1.275, allocations: 0.7263 MB / 1.445 GB, free: 10.44 MB / 1.17 GB Notification: Performance of pre-optimization done (n=82): time 3.957e-06/1.275, allocations: 0 / 1.445 GB, free: 10.44 MB / 1.17 GB Notification: Performance of matching and sorting (n=82): time 0.005969/1.281, allocations: 1.957 MB / 1.447 GB, free: 8.473 MB / 1.17 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.455e-05/1.281, allocations: 64 kB / 1.447 GB, free: 8.398 MB / 1.17 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001717/1.283, allocations: 1.264 MB / 1.449 GB, free: 7.129 MB / 1.17 GB Notification: Performance of collectPreVariables (initialization): time 0.0001107/1.283, allocations: 45.7 kB / 1.449 GB, free: 7.078 MB / 1.17 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005307/1.283, allocations: 0.5841 MB / 1.449 GB, free: 6.488 MB / 1.17 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002923/1.284, allocations: 289.5 kB / 1.45 GB, free: 6.203 MB / 1.17 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003425/1.284, allocations: 186.6 kB / 1.45 GB, free: 6.016 MB / 1.17 GB Notification: Performance of setup shared object (initialization): time 0.0001192/1.284, allocations: 341.9 kB / 1.45 GB, free: 5.676 MB / 1.17 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001577/1.286, allocations: 0.5562 MB / 1.451 GB, free: 5.117 MB / 1.17 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001797/1.287, allocations: 0.8169 MB / 1.451 GB, free: 4.195 MB / 1.17 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00329/1.291, allocations: 1.344 MB / 1.453 GB, free: 2.754 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.576e-06/1.291, allocations: 0 / 1.453 GB, free: 2.754 MB / 1.17 GB Notification: Performance of matching and sorting (n=117) (initialization): time 0.004073/1.295, allocations: 1.523 MB / 1.454 GB, free: 1.227 MB / 1.17 GB Notification: Performance of prepare postOptimizeDAE: time 2.817e-05/1.295, allocations: 8.812 kB / 1.454 GB, free: 1.219 MB / 1.17 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.888e-05/1.295, allocations: 8 kB / 1.454 GB, free: 1.211 MB / 1.17 GB Notification: Performance of postOpt tearingSystem (initialization): time 4.301e-05/1.295, allocations: 16 kB / 1.454 GB, free: 1.195 MB / 1.17 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001454/1.296, allocations: 295.5 kB / 1.455 GB, free: 0.9062 MB / 1.17 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.552e-05/1.296, allocations: 11.94 kB / 1.455 GB, free: 0.8945 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001465/1.298, allocations: 211 kB / 1.455 GB, free: 0.6875 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001227/1.298, allocations: 55.91 kB / 1.455 GB, free: 0.6328 MB / 1.17 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 31 * Number of states: 0 () * Number of discrete variables: 15 ($PRE.setHeaHigPow.nextTimeEvent,$whenCondition3,$PRE.setCooLimPow.nextTimeEvent,$whenCondition2,$PRE.setHeaCooUnl.nextTimeEvent,$whenCondition1,setHeaCooUnl.nextTimeEventScaled,$PRE.setHeaCooUnl.nextTimeEventScaled,setHeaCooUnl.nextTimeEvent,setCooLimPow.nextTimeEventScaled,$PRE.setCooLimPow.nextTimeEventScaled,setCooLimPow.nextTimeEvent,setHeaHigPow.nextTimeEventScaled,$PRE.setHeaHigPow.nextTimeEventScaled,setHeaHigPow.nextTimeEvent) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (117): * Single equations (assignments): 117 * 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 0.0006247/1.299, allocations: 335.7 kB / 1.455 GB, free: 304 kB / 1.17 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003437/1.299, allocations: 139.1 kB / 1.455 GB, free: 164 kB / 1.17 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003957/1.303, allocations: 1.448 MB / 1.457 GB, free: 14.7 MB / 1.186 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.588e-06/1.303, allocations: 8 kB / 1.457 GB, free: 14.69 MB / 1.186 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.243e-06/1.303, allocations: 0 / 1.457 GB, free: 14.69 MB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.058e-05/1.303, allocations: 3.984 kB / 1.457 GB, free: 14.68 MB / 1.186 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006246/1.309, allocations: 2.881 MB / 1.459 GB, free: 11.7 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.134e-05/1.309, allocations: 4 kB / 1.459 GB, free: 11.69 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001287/1.31, allocations: 219.9 kB / 1.46 GB, free: 11.48 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.969e-05/1.311, allocations: 12.08 kB / 1.46 GB, free: 11.46 MB / 1.186 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.107e-05/1.311, allocations: 31.92 kB / 1.46 GB, free: 11.43 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.409e-05/1.311, allocations: 19.92 kB / 1.46 GB, free: 11.41 MB / 1.186 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.719e-06/1.311, allocations: 4 kB / 1.46 GB, free: 11.41 MB / 1.186 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005742/1.316, allocations: 2.3 MB / 1.462 GB, free: 9.047 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006923/1.317, allocations: 315.9 kB / 1.462 GB, free: 8.719 MB / 1.186 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003299/1.317, allocations: 23.98 kB / 1.462 GB, free: 8.695 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001309/1.319, allocations: 107.9 kB / 1.462 GB, free: 8.59 MB / 1.186 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001634/1.319, allocations: 68.36 kB / 1.462 GB, free: 8.523 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.058e-05/1.319, allocations: 39.97 kB / 1.463 GB, free: 8.484 MB / 1.186 GB Notification: Performance of sorting global known variables: time 0.00136/1.32, allocations: 0.8684 MB / 1.463 GB, free: 7.613 MB / 1.186 GB Notification: Performance of sort global known variables: time 7.1e-08/1.32, allocations: 0 / 1.463 GB, free: 7.613 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.001269/1.322, allocations: 323.7 kB / 1.464 GB, free: 7.297 MB / 1.186 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 17 * Number of states: 3 (heaHigPow.T,cooLimPow.T,heaCooUnl.T) * Number of discrete variables: 9 ($whenCondition3,$whenCondition2,$whenCondition1,setHeaHigPow.nextTimeEvent,setHeaHigPow.nextTimeEventScaled,setCooLimPow.nextTimeEvent,setCooLimPow.nextTimeEventScaled,setHeaCooUnl.nextTimeEvent,setHeaCooUnl.nextTimeEventScaled) * Number of discrete states: 6 (setHeaHigPow.nextTimeEvent,setCooLimPow.nextTimeEvent,setHeaCooUnl.nextTimeEvent,setHeaCooUnl.nextTimeEventScaled,setCooLimPow.nextTimeEventScaled,setHeaHigPow.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (82): * Single equations (assignments): 76 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 6 * 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 0.001404/1.323, allocations: 0.5353 MB / 1.464 GB, free: 6.922 MB / 1.186 GB Notification: Performance of simCode: created initialization part: time 0.003888/1.327, allocations: 1.277 MB / 1.465 GB, free: 5.645 MB / 1.186 GB Notification: Performance of simCode: created event and clocks part: time 6.152e-06/1.327, allocations: 0 / 1.465 GB, free: 5.645 MB / 1.186 GB Notification: Performance of simCode: created simulation system equations: time 0.001812/1.329, allocations: 0.6324 MB / 1.466 GB, free: 5.016 MB / 1.186 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003119/1.332, allocations: 0.6292 MB / 1.467 GB, free: 4.398 MB / 1.186 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005649/1.337, allocations: 2.609 MB / 1.469 GB, free: 1.707 MB / 1.186 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009305/1.338, allocations: 1.175 MB / 1.47 GB, free: 0.5 MB / 1.186 GB Notification: Performance of simCode: alias equations: time 0.001425/1.34, allocations: 346.2 kB / 1.471 GB, free: 164 kB / 1.186 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004384/1.34, allocations: 111.4 kB / 1.471 GB, free: 52 kB / 1.186 GB Notification: Performance of SimCode: time 1.542e-06/1.34, allocations: 0 / 1.471 GB, free: 52 kB / 1.186 GB Notification: Performance of Templates: time 0.04121/1.381, allocations: 23.41 MB / 1.494 GB, free: 8.977 MB / 1.217 GB make -j1 -f Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly.makefile (rm -f Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly.pipe ; mkfifo Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly.pipe ; head -c 1048576 < Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly.pipe >> ../files/Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly.sim & ./Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly.pipe 2>&1) diffSimulationResults("Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_11.x/Buildings_Fluid_Interfaces_Examples_PrescribedOutlet_TSetOnly.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_11_Buildings.Fluid.Interfaces.Examples.PrescribedOutlet_TSetOnly.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches