Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Fluid.Movers.Validation.Pump_stratos.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.Fluid.Movers.Validation.Pump_stratos,fileNamePrefix="Buildings_10_Buildings_Fluid_Movers_Validation_Pump_stratos",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Movers.Validation.Pump_stratos,fileNamePrefix="Buildings_10_Buildings_Fluid_Movers_Validation_Pump_stratos",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 0.007408/0.007408, allocations: 103.2 kB / 15.73 MB, free: 6.059 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001823/0.001823, allocations: 190.5 kB / 16.67 MB, free: 5.977 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.35/1.35, 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 10.1.1-maint.10.0.x/package.mo): time 2.449/2.449, allocations: 437.1 MB / 0.7105 GB, free: 4.367 MB / 0.5762 GB Notification: Performance of FrontEnd - loaded program: time 0.00139/0.00139, allocations: 67.84 kB / 1.018 GB, free: 9.887 MB / 0.795 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7314/0.7328, allocations: 151.6 MB / 1.166 GB, free: 3.773 MB / 0.8887 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.Validation.Pump_stratos): time 0.1027/0.8355, allocations: 103.3 MB / 1.267 GB, free: 12.14 MB / 0.9981 GB Notification: Performance of NFInst.instExpressions: time 0.02958/0.8652, allocations: 20.66 MB / 1.287 GB, free: 7.43 MB / 1.014 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003595/0.8688, allocations: 91.5 kB / 1.287 GB, free: 7.34 MB / 1.014 GB Notification: Performance of NFTyping.typeComponents: time 0.006141/0.875, allocations: 2.296 MB / 1.29 GB, free: 5.035 MB / 1.014 GB Notification: Performance of NFTyping.typeBindings: time 0.007918/0.8829, allocations: 3.135 MB / 1.293 GB, free: 1.887 MB / 1.014 GB Notification: Performance of NFTyping.typeClassSections: time 0.005804/0.8887, allocations: 2.365 MB / 1.295 GB, free: 15.53 MB / 1.029 GB Notification: Performance of NFFlatten.flatten: time 0.02501/0.9137, allocations: 17.36 MB / 1.312 GB, free: 14.15 MB / 1.045 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00381/0.9176, allocations: 1.961 MB / 1.314 GB, free: 12.16 MB / 1.045 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005631/0.9232, allocations: 2.42 MB / 1.316 GB, free: 9.73 MB / 1.045 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003219/0.9265, allocations: 1.997 MB / 1.318 GB, free: 7.727 MB / 1.045 GB Notification: Performance of NFPackage.collectConstants: time 0.0008593/0.9274, allocations: 284 kB / 1.318 GB, free: 7.449 MB / 1.045 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004787/0.9322, allocations: 2.305 MB / 1.321 GB, free: 5.141 MB / 1.045 GB Notification: Performance of NFScalarize.scalarize: time 0.00152/0.9337, allocations: 1.379 MB / 1.322 GB, free: 3.758 MB / 1.045 GB Notification: Performance of NFVerifyModel.verify: time 0.00316/0.9369, allocations: 2.037 MB / 1.324 GB, free: 1.711 MB / 1.045 GB Notification: Performance of NFConvertDAE.convert: time 0.008759/0.9457, allocations: 6.278 MB / 1.33 GB, free: 11.41 MB / 1.061 GB Notification: Performance of FrontEnd - DAE generated: time 7.003e-06/0.9457, allocations: 4 kB / 1.33 GB, free: 11.41 MB / 1.061 GB Notification: Performance of FrontEnd: time 1.844e-06/0.9457, allocations: 4 kB / 1.33 GB, free: 11.4 MB / 1.061 GB Notification: Performance of Transformations before backend: time 0.0001429/0.9459, allocations: 0 / 1.33 GB, free: 11.4 MB / 1.061 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 296 * Number of variables: 296 Notification: Performance of Generate backend data structure: time 0.01092/0.9568, allocations: 4.564 MB / 1.335 GB, free: 6.758 MB / 1.061 GB Notification: Performance of prepare preOptimizeDAE: time 4.489e-05/0.9569, allocations: 8.922 kB / 1.335 GB, free: 6.75 MB / 1.061 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000371/0.9572, allocations: 177.3 kB / 1.335 GB, free: 6.566 MB / 1.061 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006076/0.9633, allocations: 1.057 MB / 1.336 GB, free: 5.504 MB / 1.061 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01224/0.9756, allocations: 6.543 MB / 1.342 GB, free: 14.88 MB / 1.076 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001209/0.9757, allocations: 102.3 kB / 1.342 GB, free: 14.78 MB / 1.076 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004278/0.9762, allocations: 140 kB / 1.342 GB, free: 14.64 MB / 1.076 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003934/0.9801, allocations: 1.952 MB / 1.344 GB, free: 12.62 MB / 1.076 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.67e-05/0.9802, allocations: 11.92 kB / 1.344 GB, free: 12.61 MB / 1.076 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001644/0.9804, allocations: 48 kB / 1.344 GB, free: 12.56 MB / 1.076 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.153e-05/0.9804, allocations: 32 kB / 1.344 GB, free: 12.53 MB / 1.076 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003725/0.9841, allocations: 1.437 MB / 1.346 GB, free: 11.08 MB / 1.076 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 0.01423/0.9984, allocations: 9.317 MB / 1.355 GB, free: 1.207 MB / 1.076 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003651/1.002, allocations: 1.249 MB / 1.356 GB, free: 15.95 MB / 1.092 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00167/1.004, allocations: 0.6665 MB / 1.357 GB, free: 15.28 MB / 1.092 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 evalFunc (simulation): time 0.00602/1.01, allocations: 3.273 MB / 1.36 GB, free: 11.82 MB / 1.092 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.07e-05/1.01, allocations: 43.12 kB / 1.36 GB, free: 11.77 MB / 1.092 GB Notification: Performance of pre-optimization done (n=61): time 2.545e-06/1.01, allocations: 0 / 1.36 GB, free: 11.77 MB / 1.092 GB Notification: Performance of matching and sorting (n=61): time 0.007709/1.018, allocations: 2.462 MB / 1.362 GB, free: 9.254 MB / 1.092 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.865e-05/1.018, allocations: 63.95 kB / 1.362 GB, free: 9.18 MB / 1.092 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.008807/1.026, allocations: 5.446 MB / 1.368 GB, free: 3.707 MB / 1.092 GB Notification: Performance of collectPreVariables (initialization): time 0.0002743/1.027, allocations: 49.7 kB / 1.368 GB, free: 3.652 MB / 1.092 GB Notification: Performance of collectInitialEqns (initialization): time 0.001593/1.028, allocations: 1.522 MB / 1.369 GB, free: 2.117 MB / 1.092 GB Notification: Performance of collectInitialBindings (initialization): time 0.0004289/1.029, allocations: 224.8 kB / 1.369 GB, free: 1.895 MB / 1.092 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001014/1.03, allocations: 0.4954 MB / 1.37 GB, free: 1.391 MB / 1.092 GB Notification: Performance of setup shared object (initialization): time 0.0001118/1.03, allocations: 301.1 kB / 1.37 GB, free: 1.094 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002631/1.033, allocations: 1.555 MB / 1.372 GB, free: 15.54 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.003068/1.036, allocations: 2.196 MB / 1.374 GB, free: 13.09 MB / 1.107 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.005443/1.041, allocations: 3.461 MB / 1.377 GB, free: 9.43 MB / 1.107 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.346e-05/1.041, allocations: 8 kB / 1.377 GB, free: 9.422 MB / 1.107 GB Notification: Performance of matching and sorting (n=276) (initialization): time 0.008333/1.05, allocations: 4.449 MB / 1.382 GB, free: 4.957 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 4.419e-05/1.05, allocations: 18.64 kB / 1.382 GB, free: 4.941 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.75e-05/1.05, allocations: 12 kB / 1.382 GB, free: 4.93 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001774/1.051, allocations: 0.7594 MB / 1.382 GB, free: 4.164 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001621/1.053, allocations: 371.5 kB / 1.383 GB, free: 3.801 MB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002031/1.055, allocations: 1.749 MB / 1.384 GB, free: 2 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003442/1.059, allocations: 266.4 kB / 1.385 GB, free: 1.738 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000397/1.059, allocations: 112 kB / 1.385 GB, free: 1.629 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.003935/1.063, allocations: 2.163 MB / 1.387 GB, free: 15.46 MB / 1.123 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.002817/1.066, allocations: 1.993 MB / 1.389 GB, free: 13.21 MB / 1.123 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.004724/1.071, allocations: 3.057 MB / 1.392 GB, free: 9.957 MB / 1.123 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.399e-05/1.071, allocations: 11.94 kB / 1.392 GB, free: 9.945 MB / 1.123 GB Notification: Performance of matching and sorting (n=276) (initialization_lambda0): time 0.00746/1.078, allocations: 4.12 MB / 1.396 GB, free: 5.809 MB / 1.123 GB Notification: Performance of prepare postOptimizeDAE: time 2.213e-05/1.078, allocations: 20 kB / 1.396 GB, free: 5.789 MB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.953e-05/1.078, allocations: 12 kB / 1.396 GB, free: 5.777 MB / 1.123 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001911/1.08, allocations: 0.798 MB / 1.397 GB, free: 4.973 MB / 1.123 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00139/1.082, allocations: 363.4 kB / 1.397 GB, free: 4.617 MB / 1.123 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01408/1.096, allocations: 11.4 MB / 1.408 GB, free: 8.824 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003186/1.099, allocations: 214.9 kB / 1.408 GB, free: 8.613 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004083/1.099, allocations: 104 kB / 1.409 GB, free: 8.512 MB / 1.139 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 63 * 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 (182): * Single equations (assignments): 176 * Array equations: 2 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 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): 2 systems {(1,6), (1,6)} Notification: Performance of prepare postOptimizeDAE: time 0.0007163/1.1, allocations: 271.8 kB / 1.409 GB, free: 8.238 MB / 1.139 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001446/1.101, allocations: 331.5 kB / 1.409 GB, free: 7.91 MB / 1.139 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.005751/1.107, allocations: 2.008 MB / 1.411 GB, free: 5.883 MB / 1.139 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.527e-05/1.107, allocations: 11.94 kB / 1.411 GB, free: 5.871 MB / 1.139 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.733e-06/1.107, allocations: 0 / 1.411 GB, free: 5.871 MB / 1.139 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.003665/1.111, allocations: 1.745 MB / 1.413 GB, free: 4.051 MB / 1.139 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01001/1.121, allocations: 4.201 MB / 1.417 GB, free: 15.77 MB / 1.154 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.125e-06/1.121, allocations: 8.062 kB / 1.417 GB, free: 15.76 MB / 1.154 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001017/1.122, allocations: 167.7 kB / 1.417 GB, free: 15.59 MB / 1.154 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0007658/1.123, allocations: 329.3 kB / 1.417 GB, free: 15.27 MB / 1.154 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.104e-05/1.123, allocations: 23.97 kB / 1.417 GB, free: 15.24 MB / 1.154 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001351/1.124, allocations: 1.62 MB / 1.419 GB, free: 13.57 MB / 1.154 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.735e-06/1.124, allocations: 0 / 1.419 GB, free: 13.57 MB / 1.154 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.006512/1.131, allocations: 2.708 MB / 1.422 GB, free: 10.82 MB / 1.154 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001807/1.133, allocations: 0.6134 MB / 1.422 GB, free: 10.19 MB / 1.154 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001133/1.134, allocations: 12 kB / 1.422 GB, free: 10.18 MB / 1.154 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002247/1.136, allocations: 95.97 kB / 1.422 GB, free: 10.08 MB / 1.154 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001347/1.136, allocations: 40.59 kB / 1.422 GB, free: 10.04 MB / 1.154 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001254/1.136, allocations: 47.95 kB / 1.422 GB, free: 9.996 MB / 1.154 GB Notification: Performance of sorting global known variables: time 0.00632/1.143, allocations: 3.856 MB / 1.426 GB, free: 6.133 MB / 1.154 GB Notification: Performance of sort global known variables: time 4.11e-07/1.143, allocations: 0 / 1.426 GB, free: 6.133 MB / 1.154 GB Notification: Performance of remove unused functions: time 0.006123/1.149, allocations: 1.568 MB / 1.428 GB, free: 4.562 MB / 1.154 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 1 (floMacDyn.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 (60): * Single equations (assignments): 53 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 5 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 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): 2 systems {(1,7), (1,7)} Notification: Performance of Backend phase and start with SimCode phase: time 0.009013/1.158, allocations: 3.823 MB / 1.431 GB, free: 0.707 MB / 1.154 GB Notification: Performance of simCode: created initialization part: time 0.008224/1.166, allocations: 4.448 MB / 1.436 GB, free: 12.23 MB / 1.17 GB Notification: Performance of simCode: created event and clocks part: time 6.392e-06/1.166, allocations: 0 / 1.436 GB, free: 12.23 MB / 1.17 GB Notification: Performance of simCode: created simulation system equations: time 0.001715/1.168, allocations: 0.6403 MB / 1.436 GB, free: 11.59 MB / 1.17 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.007952/1.176, allocations: 1.815 MB / 1.438 GB, free: 9.816 MB / 1.17 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.06045/1.236, allocations: 34.78 MB / 1.472 GB, free: 6.398 MB / 1.201 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002397/1.239, allocations: 2.167 MB / 1.474 GB, free: 4.203 MB / 1.201 GB Notification: Performance of simCode: alias equations: time 0.003703/1.243, allocations: 0.8829 MB / 1.475 GB, free: 3.316 MB / 1.201 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002238/1.245, allocations: 1.44 MB / 1.477 GB, free: 1.879 MB / 1.201 GB Notification: Performance of SimCode: time 9.02e-07/1.245, allocations: 7.875 kB / 1.477 GB, free: 1.871 MB / 1.201 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.6994/1.944, allocations: 105.2 MB / 1.579 GB, free: 370.7 MB / 1.279 GB Notification: Performance of buildModelFMU: Generate platform static: time 20.65/22.6, allocations: 13.06 kB / 1.579 GB, free: 370.7 MB / 1.279 GB (rm -f Buildings_10_Buildings.Fluid.Movers.Validation.Pump_stratos.pipe ; mkfifo Buildings_10_Buildings.Fluid.Movers.Validation.Pump_stratos.pipe ; head -c 1048576 < Buildings_10_Buildings.Fluid.Movers.Validation.Pump_stratos.pipe >> ../files/Buildings_10_Buildings.Fluid.Movers.Validation.Pump_stratos.sim & python3 -m fmpy simulate --output-file Buildings_10_Buildings.Fluid.Movers.Validation.Pump_stratos_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 Buildings_10_Buildings_Fluid_Movers_Validation_Pump_stratos.fmu > Buildings_10_Buildings.Fluid.Movers.Validation.Pump_stratos.pipe 2>&1) diffSimulationResults("Buildings_10_Buildings.Fluid.Movers.Validation.Pump_stratos_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_10.0.x/Buildings_Fluid_Movers_Validation_Pump_stratos.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_10_Buildings.Fluid.Movers.Validation.Pump_stratos.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches