Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified.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: translateModel(Buildings.Fluid.Movers.Validation.PowerSimplified,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pump_y.P|pump_dp.P|pump_m_flow.P|pump_y.per.speed_nominal|y.y",fileNamePrefix="Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified") translateModel(Buildings.Fluid.Movers.Validation.PowerSimplified,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pump_y.P|pump_dp.P|pump_m_flow.P|pump_y.per.speed_nominal|y.y",fileNamePrefix="Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001518/0.001518, allocations: 102.7 kB / 16.27 MB, free: 6.414 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001562/0.001562, allocations: 189.8 kB / 17.2 MB, free: 5.953 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.375/1.375, allocations: 222.9 MB / 240.9 MB, free: 15.27 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.545/2.545, allocations: 437 MB / 0.711 GB, free: 4.531 MB / 0.5762 GB Notification: Performance of FrontEnd - loaded program: time 0.001532/0.001532, allocations: 64.5 kB / 0.8699 GB, free: 2.238 MB / 0.6387 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3222/0.3238, allocations: 151.6 MB / 1.018 GB, free: 10.68 MB / 0.795 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.Validation.PowerSimplified): time 0.6765/1, allocations: 75.96 MB / 1.092 GB, free: 12.39 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.0405/1.041, allocations: 26.16 MB / 1.118 GB, free: 8.355 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.007352/1.048, allocations: 127.4 kB / 1.118 GB, free: 8.312 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.02916/1.078, allocations: 14.21 MB / 1.132 GB, free: 4.301 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.015/1.093, allocations: 4.274 MB / 1.136 GB, free: 1.816 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.01058/1.103, allocations: 3.325 MB / 1.139 GB, free: 72 kB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.04386/1.147, allocations: 25.52 MB / 1.164 GB, free: 3.918 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006545/1.154, allocations: 2.999 MB / 1.167 GB, free: 1.793 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.009842/1.163, allocations: 3.314 MB / 1.17 GB, free: 14.48 MB / 0.8731 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005793/1.169, allocations: 2.637 MB / 1.173 GB, free: 11.83 MB / 0.8731 GB Notification: Performance of NFPackage.collectConstants: time 0.001806/1.171, allocations: 352 kB / 1.173 GB, free: 11.48 MB / 0.8731 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01033/1.181, allocations: 3.096 MB / 1.176 GB, free: 8.383 MB / 0.8731 GB Notification: Performance of NFScalarize.scalarize: time 0.003122/1.185, allocations: 1.71 MB / 1.178 GB, free: 6.668 MB / 0.8731 GB Notification: Performance of NFVerifyModel.verify: time 0.007072/1.192, allocations: 2.596 MB / 1.18 GB, free: 4.059 MB / 0.8731 GB Notification: Performance of NFConvertDAE.convert: time 0.01749/1.209, allocations: 8.163 MB / 1.188 GB, free: 11.87 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 8.055e-06/1.209, allocations: 0 / 1.188 GB, free: 11.87 MB / 0.8887 GB Notification: Performance of FrontEnd: time 1.974e-06/1.209, allocations: 0 / 1.188 GB, free: 11.87 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.0002827/1.21, allocations: 0 / 1.188 GB, free: 11.87 MB / 0.8887 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 450 * Number of variables: 450 Notification: Performance of Generate backend data structure: time 0.01606/1.226, allocations: 5.73 MB / 1.194 GB, free: 6.043 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 5.117e-05/1.226, allocations: 12.03 kB / 1.194 GB, free: 6.031 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007802/1.234, allocations: 1.289 MB / 1.195 GB, free: 4.734 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01264/1.246, allocations: 5.463 MB / 1.2 GB, free: 15.2 MB / 0.9044 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002851/1.247, allocations: 160.1 kB / 1.201 GB, free: 15.04 MB / 0.9044 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008592/1.247, allocations: 200 kB / 1.201 GB, free: 14.85 MB / 0.9044 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.006627/1.254, allocations: 2.503 MB / 1.203 GB, free: 12.26 MB / 0.9044 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.279e-05/1.254, allocations: 7.875 kB / 1.203 GB, free: 12.25 MB / 0.9044 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003366/1.255, allocations: 76 kB / 1.203 GB, free: 12.18 MB / 0.9044 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.1e-05/1.255, allocations: 48 kB / 1.203 GB, free: 12.13 MB / 0.9044 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005295/1.26, allocations: 1.984 MB / 1.205 GB, free: 10.14 MB / 0.9044 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 0.01904/1.279, allocations: 11.2 MB / 1.216 GB, free: 14.45 MB / 0.92 GB Notification: Performance of preOpt comSubExp (simulation): time 0.005822/1.285, allocations: 1.733 MB / 1.218 GB, free: 12.71 MB / 0.92 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001884/1.287, allocations: 0.8066 MB / 1.219 GB, free: 11.91 MB / 0.92 GB Notification: Performance of preOpt evalFunc (simulation): time 0.007092/1.294, allocations: 4.049 MB / 1.223 GB, free: 7.559 MB / 0.92 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.305e-05/1.294, allocations: 51.56 kB / 1.223 GB, free: 7.5 MB / 0.92 GB Notification: Performance of pre-optimization done (n=89): time 3.176e-06/1.294, allocations: 0 / 1.223 GB, free: 7.5 MB / 0.92 GB Notification: Performance of matching and sorting (n=97): time 0.01472/1.309, allocations: 5.28 MB / 1.228 GB, free: 2.133 MB / 0.92 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.511e-05/1.309, allocations: 64.34 kB / 1.228 GB, free: 2.059 MB / 0.92 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.008537/1.317, allocations: 5.23 MB / 1.233 GB, free: 12.86 MB / 0.9356 GB Notification: Performance of collectPreVariables (initialization): time 0.0004795/1.318, allocations: 49.7 kB / 1.233 GB, free: 12.8 MB / 0.9356 GB Notification: Performance of collectInitialEqns (initialization): time 0.002078/1.32, allocations: 2.03 MB / 1.235 GB, free: 10.75 MB / 0.9356 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006209/1.321, allocations: 351.1 kB / 1.235 GB, free: 10.41 MB / 0.9356 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001209/1.322, allocations: 0.7206 MB / 1.236 GB, free: 9.676 MB / 0.9356 GB Notification: Performance of setup shared object (initialization): time 0.0001153/1.322, allocations: 305.1 kB / 1.236 GB, free: 9.375 MB / 0.9356 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003387/1.325, allocations: 1.727 MB / 1.238 GB, free: 7.637 MB / 0.9356 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004349/1.33, allocations: 2.57 MB / 1.241 GB, free: 4.758 MB / 0.9356 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.006851/1.337, allocations: 3.922 MB / 1.244 GB, free: 0.5859 MB / 0.9356 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.419e-05/1.337, allocations: 8 kB / 1.244 GB, free: 0.5781 MB / 0.9356 GB Notification: Performance of matching and sorting (n=409) (initialization): time 0.01028/1.347, allocations: 5.012 MB / 1.249 GB, free: 11.53 MB / 0.9512 GB Notification: Performance of prepare postOptimizeDAE: time 4.413e-05/1.347, allocations: 12 kB / 1.249 GB, free: 11.52 MB / 0.9512 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.729e-05/1.347, allocations: 19.94 kB / 1.249 GB, free: 11.5 MB / 0.9512 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001023/1.348, allocations: 491.6 kB / 1.25 GB, free: 11.01 MB / 0.9512 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002455/1.351, allocations: 0.5772 MB / 1.25 GB, free: 10.43 MB / 0.9512 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00527/1.356, allocations: 6.266 MB / 1.257 GB, free: 3.691 MB / 0.9512 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004122/1.36, allocations: 202.1 kB / 1.257 GB, free: 3.5 MB / 0.9512 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006257/1.361, allocations: 140 kB / 1.257 GB, free: 3.363 MB / 0.9512 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005794/1.366, allocations: 2.664 MB / 1.259 GB, free: 0.6914 MB / 0.9512 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.003957/1.37, allocations: 2.417 MB / 1.262 GB, free: 13.96 MB / 0.9669 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.006131/1.377, allocations: 3.655 MB / 1.265 GB, free: 10.06 MB / 0.9669 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.801e-05/1.377, allocations: 8 kB / 1.265 GB, free: 10.05 MB / 0.9669 GB Notification: Performance of matching and sorting (n=409) (initialization_lambda0): time 0.01001/1.387, allocations: 4.746 MB / 1.27 GB, free: 5.277 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 3.663e-05/1.387, allocations: 16 kB / 1.27 GB, free: 5.262 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.926e-05/1.387, allocations: 16 kB / 1.27 GB, free: 5.246 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001237/1.388, allocations: 0.523 MB / 1.271 GB, free: 4.711 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002181/1.39, allocations: 0.546 MB / 1.271 GB, free: 4.164 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01189/1.402, allocations: 10.62 MB / 1.281 GB, free: 8.91 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004342/1.407, allocations: 209.3 kB / 1.282 GB, free: 8.707 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000594/1.407, allocations: 132 kB / 1.282 GB, free: 8.578 MB / 0.9825 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 83 * 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 (288): * Single equations (assignments): 275 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 5 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 4 systems {(1,2), (1,2), (1,2), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0009916/1.408, allocations: 321.5 kB / 1.282 GB, free: 8.258 MB / 0.9825 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001487/1.41, allocations: 438.2 kB / 1.283 GB, free: 7.824 MB / 0.9825 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007051/1.417, allocations: 2.437 MB / 1.285 GB, free: 5.379 MB / 0.9825 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.713e-05/1.417, allocations: 19.94 kB / 1.285 GB, free: 5.359 MB / 0.9825 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.33e-06/1.417, allocations: 0 / 1.285 GB, free: 5.359 MB / 0.9825 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.004512/1.421, allocations: 2.062 MB / 1.287 GB, free: 3.207 MB / 0.9825 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01274/1.434, allocations: 5.232 MB / 1.292 GB, free: 13.89 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.138e-05/1.434, allocations: 4 kB / 1.292 GB, free: 13.88 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001574/1.436, allocations: 307.7 kB / 1.292 GB, free: 13.58 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003775/1.436, allocations: 156.7 kB / 1.293 GB, free: 13.43 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001195/1.436, allocations: 39.95 kB / 1.293 GB, free: 13.39 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001008/1.437, allocations: 1.396 MB / 1.294 GB, free: 11.94 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.665e-06/1.437, allocations: 0 / 1.294 GB, free: 11.94 MB / 0.9981 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.009031/1.446, allocations: 3.325 MB / 1.297 GB, free: 8.582 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002888/1.449, allocations: 0.7022 MB / 1.298 GB, free: 7.855 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001421/1.451, allocations: 28 kB / 1.298 GB, free: 7.828 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002776/1.453, allocations: 127.8 kB / 1.298 GB, free: 7.703 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001698/1.454, allocations: 72.83 kB / 1.298 GB, free: 7.633 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001779/1.454, allocations: 63.89 kB / 1.298 GB, free: 7.57 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.00793/1.462, allocations: 3.52 MB / 1.302 GB, free: 4.074 MB / 0.9981 GB Notification: Performance of sort global known variables: time 7.71e-07/1.462, allocations: 4 kB / 1.302 GB, free: 4.07 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.00935/1.471, allocations: 1.984 MB / 1.304 GB, free: 2.09 MB / 0.9981 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 3 (pump_y.vol.dynBal.U,pump_dp.vol.dynBal.U,pump_m_flow.vol.dynBal.U) * 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 (110): * Single equations (assignments): 100 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 8 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.003379/1.475, allocations: 0.9901 MB / 1.304 GB, free: 1.098 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.01359/1.488, allocations: 6.29 MB / 1.311 GB, free: 10.72 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 8.065e-06/1.488, allocations: 1.875 kB / 1.311 GB, free: 10.72 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.002584/1.491, allocations: 0.884 MB / 1.311 GB, free: 9.836 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01289/1.504, allocations: 2.448 MB / 1.314 GB, free: 7.473 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01854/1.522, allocations: 8.126 MB / 1.322 GB, free: 15.3 MB / 1.029 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004052/1.526, allocations: 2.734 MB / 1.324 GB, free: 12.53 MB / 1.029 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001573/1.528, allocations: 339.2 kB / 1.325 GB, free: 12.2 MB / 1.029 GB Notification: Performance of SimCode: time 1.423e-06/1.528, allocations: 0 / 1.325 GB, free: 12.2 MB / 1.029 GB Notification: Performance of Templates: time 0.2176/1.746, allocations: 150.1 MB / 1.471 GB, free: 6.613 MB / 1.17 GB make -j1 -f Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified.makefile (rm -f Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified.pipe ; mkfifo Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified.pipe ; head -c 1048576 < Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified.pipe >> ../files/Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified.sim & ./Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified.pipe 2>&1) diffSimulationResults("Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_10.0.x/Buildings_Fluid_Movers_Validation_PowerSimplified.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_10_Buildings.Fluid.Movers.Validation.PowerSimplified.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches