Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.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.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements,tolerance=1e-06,outputFormat="mat",numberOfIntervals=17520,variableFilter="time|thermalZoneTwoElements.TAir",fileNamePrefix="Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements") translateModel(Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements,tolerance=1e-06,outputFormat="mat",numberOfIntervals=17520,variableFilter="time|thermalZoneTwoElements.TAir",fileNamePrefix="Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001449/0.00145, allocations: 105.6 kB / 16.41 MB, free: 6.469 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001735/0.001735, allocations: 189.7 kB / 17.34 MB, free: 5.715 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 / 241 MB, free: 15.14 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 2.192/2.192, allocations: 390.3 MB / 0.6655 GB, free: 0.6484 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001475/0.001475, allocations: 67.89 kB / 0.9515 GB, free: 7.688 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9622/0.9637, allocations: 140.4 MB / 1.089 GB, free: 5.535 MB / 0.8575 GB Notification: Performance of NFInst.instantiate(Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements): time 0.2123/1.176, allocations: 161.1 MB / 1.246 GB, free: 12.23 MB / 0.9825 GB Notification: Performance of NFInst.instExpressions: time 0.04193/1.218, allocations: 26.94 MB / 1.272 GB, free: 1.625 MB / 0.9981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004964/1.223, allocations: 75.62 kB / 1.272 GB, free: 1.551 MB / 0.9981 GB Notification: Performance of NFTyping.typeComponents: time 0.003194/1.226, allocations: 1.026 MB / 1.273 GB, free: 0.5195 MB / 0.9981 GB Notification: Performance of NFTyping.typeBindings: time 0.006813/1.233, allocations: 1.764 MB / 1.275 GB, free: 14.75 MB / 1.014 GB Notification: Performance of NFTyping.typeClassSections: time 0.005588/1.239, allocations: 1.764 MB / 1.277 GB, free: 12.99 MB / 1.014 GB Notification: Performance of NFFlatten.flatten: time 0.00812/1.247, allocations: 5.137 MB / 1.282 GB, free: 7.844 MB / 1.014 GB Notification: Performance of NFFlatten.resolveConnections: time 0.006951/1.254, allocations: 4.366 MB / 1.286 GB, free: 3.414 MB / 1.014 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005014/1.259, allocations: 2.16 MB / 1.288 GB, free: 1.25 MB / 1.014 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004329/1.263, allocations: 2.569 MB / 1.291 GB, free: 14.67 MB / 1.029 GB Notification: Performance of NFPackage.collectConstants: time 0.001632/1.265, allocations: 484 kB / 1.291 GB, free: 14.2 MB / 1.029 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003167/1.268, allocations: 1.085 MB / 1.292 GB, free: 13.11 MB / 1.029 GB Notification: Performance of NFScalarize.scalarize: time 0.00179/1.27, allocations: 1.231 MB / 1.293 GB, free: 11.88 MB / 1.029 GB Notification: Performance of NFVerifyModel.verify: time 0.003915/1.274, allocations: 2.154 MB / 1.295 GB, free: 9.715 MB / 1.029 GB Notification: Performance of NFConvertDAE.convert: time 0.009059/1.283, allocations: 6.124 MB / 1.301 GB, free: 3.574 MB / 1.029 GB Notification: Performance of FrontEnd - DAE generated: time 7.363e-06/1.283, allocations: 4 kB / 1.301 GB, free: 3.57 MB / 1.029 GB Notification: Performance of FrontEnd: time 1.873e-06/1.283, allocations: 0 / 1.301 GB, free: 3.57 MB / 1.029 GB Notification: Performance of Transformations before backend: time 0.0002229/1.283, allocations: 0 / 1.301 GB, free: 3.57 MB / 1.029 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 851 * Number of variables: 851 Notification: Performance of Generate backend data structure: time 0.01146/1.295, allocations: 4.746 MB / 1.306 GB, free: 14.73 MB / 1.045 GB Notification: Performance of prepare preOptimizeDAE: time 4.271e-05/1.295, allocations: 11.97 kB / 1.306 GB, free: 14.72 MB / 1.045 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01374/1.308, allocations: 2.796 MB / 1.309 GB, free: 11.91 MB / 1.045 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006162/1.315, allocations: 2.393 MB / 1.311 GB, free: 9.445 MB / 1.045 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002149/1.315, allocations: 254.7 kB / 1.311 GB, free: 9.195 MB / 1.045 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009788/1.316, allocations: 324 kB / 1.312 GB, free: 8.879 MB / 1.045 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01262/1.329, allocations: 5.334 MB / 1.317 GB, free: 3.469 MB / 1.045 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.225e-05/1.329, allocations: 0 / 1.317 GB, free: 3.469 MB / 1.045 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003825/1.329, allocations: 140 kB / 1.317 GB, free: 3.332 MB / 1.045 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.241e-05/1.329, allocations: 80 kB / 1.317 GB, free: 3.254 MB / 1.045 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01586/1.345, allocations: 6.472 MB / 1.323 GB, free: 12.77 MB / 1.061 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 0.03049/1.376, allocations: 14.88 MB / 1.338 GB, free: 13.37 MB / 1.076 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01168/1.387, allocations: 4.853 MB / 1.343 GB, free: 8.523 MB / 1.076 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005845/1.393, allocations: 2.576 MB / 1.345 GB, free: 5.941 MB / 1.076 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001076/1.394, allocations: 0.6774 MB / 1.346 GB, free: 5.133 MB / 1.076 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.006738/1.401, allocations: 2.702 MB / 1.349 GB, free: 2.391 MB / 1.076 GB Notification: Performance of pre-optimization done (n=291): time 9.969e-06/1.401, allocations: 4.094 kB / 1.349 GB, free: 2.387 MB / 1.076 GB Notification: Performance of matching and sorting (n=291): time 0.02192/1.423, allocations: 8.013 MB / 1.356 GB, free: 10.25 MB / 1.092 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001473/1.423, allocations: 214.2 kB / 1.357 GB, free: 10 MB / 1.092 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00491/1.428, allocations: 2.512 MB / 1.359 GB, free: 7.465 MB / 1.092 GB Notification: Performance of collectPreVariables (initialization): time 0.0005836/1.429, allocations: 77.7 kB / 1.359 GB, free: 7.383 MB / 1.092 GB Notification: Performance of collectInitialEqns (initialization): time 0.001488/1.43, allocations: 1.404 MB / 1.361 GB, free: 5.965 MB / 1.092 GB Notification: Performance of collectInitialBindings (initialization): time 0.001313/1.432, allocations: 0.9511 MB / 1.361 GB, free: 5 MB / 1.092 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001661/1.433, allocations: 0.5169 MB / 1.362 GB, free: 4.477 MB / 1.092 GB Notification: Performance of setup shared object (initialization): time 0.0001101/1.433, allocations: 309.1 kB / 1.362 GB, free: 4.172 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005115/1.438, allocations: 2.101 MB / 1.364 GB, free: 2.066 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00542/1.444, allocations: 2.416 MB / 1.367 GB, free: 15.58 MB / 1.107 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0103/1.454, allocations: 4.435 MB / 1.371 GB, free: 11.06 MB / 1.107 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.318e-05/1.454, allocations: 0 / 1.371 GB, free: 11.06 MB / 1.107 GB Notification: Performance of matching and sorting (n=336) (initialization): time 0.01526/1.47, allocations: 5.245 MB / 1.376 GB, free: 5.766 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 4.434e-05/1.47, allocations: 12.14 kB / 1.376 GB, free: 5.754 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.635e-05/1.47, allocations: 8 kB / 1.376 GB, free: 5.746 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001378/1.471, allocations: 353.1 kB / 1.376 GB, free: 5.398 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006183/1.477, allocations: 0.8229 MB / 1.377 GB, free: 4.574 MB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.009252/1.487, allocations: 4.211 MB / 1.381 GB, free: 228 kB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006714/1.493, allocations: 0.5595 MB / 1.382 GB, free: 15.66 MB / 1.123 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001133/1.494, allocations: 119.9 kB / 1.382 GB, free: 15.54 MB / 1.123 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 17 * Number of states: 0 () * Number of discrete variables: 34 ($PRE.intGai.nextTimeEvent,$whenCondition1,weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,intGai.nextTimeEventScaled,$PRE.intGai.nextTimeEventScaled,intGai.nextTimeEvent,HDirTil[2].incAng.decAng.tNext,$PRE.HDirTil[2].incAng.decAng.tNext,HDirTil[1].incAng.decAng.tNext,$PRE.HDirTil[1].incAng.decAng.tNext,HDifTil[2].incAng.decAng.tNext,$PRE.HDifTil[2].incAng.decAng.tNext,HDifTil[1].incAng.decAng.tNext,$PRE.HDifTil[1].incAng.decAng.tNext,weaDat.decAng.tNext,$PRE.weaDat.decAng.tNext,weaDat.eqnTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.locTim.tNext,$PRE.weaDat.locTim.tNext,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,$whenCondition6,$whenCondition7,$whenCondition8,$whenCondition9,$whenCondition10) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (306): * Single equations (assignments): 305 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(3,28,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.004503/1.499, allocations: 0.9812 MB / 1.383 GB, free: 14.55 MB / 1.123 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001866/1.501, allocations: 284.4 kB / 1.383 GB, free: 14.27 MB / 1.123 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03011/1.531, allocations: 5.9 MB / 1.389 GB, free: 8.309 MB / 1.123 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.884e-05/1.531, allocations: 32 kB / 1.389 GB, free: 8.277 MB / 1.123 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.145e-05/1.531, allocations: 4 kB / 1.389 GB, free: 8.273 MB / 1.123 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.679e-05/1.531, allocations: 23.81 kB / 1.389 GB, free: 8.25 MB / 1.123 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01379/1.545, allocations: 3.859 MB / 1.393 GB, free: 4.328 MB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.717e-05/1.545, allocations: 0 / 1.393 GB, free: 4.328 MB / 1.123 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.008115/1.553, allocations: 0.7488 MB / 1.394 GB, free: 3.578 MB / 1.123 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0021/1.555, allocations: 378.3 kB / 1.394 GB, free: 3.199 MB / 1.123 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0009923/1.557, allocations: 83.92 kB / 1.394 GB, free: 3.117 MB / 1.123 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01291/1.569, allocations: 6.295 MB / 1.4 GB, free: 12.52 MB / 1.139 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.192e-05/1.57, allocations: 3.938 kB / 1.4 GB, free: 12.52 MB / 1.139 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03912/1.609, allocations: 8.413 MB / 1.408 GB, free: 4.016 MB / 1.139 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003987/1.613, allocations: 0.856 MB / 1.409 GB, free: 3.137 MB / 1.139 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001767/1.615, allocations: 75.83 kB / 1.409 GB, free: 3.062 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.006824/1.621, allocations: 415.4 kB / 1.41 GB, free: 2.656 MB / 1.139 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001346/1.623, allocations: 206.2 kB / 1.41 GB, free: 2.453 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0009946/1.624, allocations: 119.8 kB / 1.41 GB, free: 2.336 MB / 1.139 GB Notification: Performance of sorting global known variables: time 0.00609/1.63, allocations: 1.834 MB / 1.412 GB, free: 0.4922 MB / 1.139 GB Notification: Performance of sort global known variables: time 9.62e-07/1.63, allocations: 4 kB / 1.412 GB, free: 500 kB / 1.139 GB Notification: Performance of remove unused functions: time 0.007661/1.638, allocations: 1.083 MB / 1.413 GB, free: 15.4 MB / 1.154 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 4 (thermalZoneTwoElements.volAir.dynBal.U,thermalZoneTwoElements.volAir.dynBal.m,thermalZoneTwoElements.extWallRC.thermCapExt[1].T,thermalZoneTwoElements.intWallRC.thermCapInt[1].T) * Number of discrete variables: 21 ($whenCondition10,$whenCondition9,$whenCondition8,$whenCondition7,$whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext,HDifTil[1].incAng.decAng.tNext,HDifTil[2].incAng.decAng.tNext,HDirTil[1].incAng.decAng.tNext,HDirTil[2].incAng.decAng.tNext,intGai.nextTimeEvent,intGai.nextTimeEventScaled) * Number of discrete states: 11 (intGai.nextTimeEventScaled,intGai.nextTimeEvent,HDirTil[2].incAng.decAng.tNext,HDirTil[1].incAng.decAng.tNext,HDifTil[2].incAng.decAng.tNext,HDifTil[1].incAng.decAng.tNext,weaDat.decAng.tNext,weaDat.eqnTim.tNext,weaDat.conTim.tNext,weaDat.conTimMin.tNext,weaDat.locTim.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (279): * Single equations (assignments): 265 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 11 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(3,25,100.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.005833/1.644, allocations: 1.063 MB / 1.414 GB, free: 14.68 MB / 1.154 GB Notification: Performance of simCode: created initialization part: time 0.02412/1.668, allocations: 5.125 MB / 1.419 GB, free: 9.512 MB / 1.154 GB Notification: Performance of simCode: created event and clocks part: time 1.146e-05/1.668, allocations: 0 / 1.419 GB, free: 9.512 MB / 1.154 GB Notification: Performance of simCode: created simulation system equations: time 0.01327/1.681, allocations: 2.915 MB / 1.422 GB, free: 6.566 MB / 1.154 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00748/1.689, allocations: 0.6824 MB / 1.422 GB, free: 5.918 MB / 1.154 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03287/1.722, allocations: 8.167 MB / 1.43 GB, free: 13.71 MB / 1.17 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005149/1.727, allocations: 2.45 MB / 1.433 GB, free: 11.23 MB / 1.17 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.004355/1.731, allocations: 331.2 kB / 1.433 GB, free: 10.91 MB / 1.17 GB Notification: Performance of SimCode: time 1.934e-06/1.731, allocations: 4 kB / 1.433 GB, free: 10.9 MB / 1.17 GB Notification: Performance of Templates: time 0.1428/1.874, allocations: 87.44 MB / 1.518 GB, free: 3.539 MB / 1.248 GB make -j1 -f Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.makefile (rm -f Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.pipe ; mkfifo Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.pipe ; head -c 1048576 < Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.pipe >> ../files/Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.sim & ./Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.pipe 2>&1) diffSimulationResults("Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_9.1.x/Buildings_ThermalZones_ReducedOrder_Examples_SimpleRoomTwoElements.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_9_Buildings.ThermalZones.ReducedOrder.Examples.SimpleRoomTwoElements.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches