Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.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.Utilities.IO.SignalExchange.Examples.FirstOrder,fileNamePrefix="Buildings_10_Buildings_Utilities_IO_SignalExchange_Examples_FirstOrder",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder,fileNamePrefix="Buildings_10_Buildings_Utilities_IO_SignalExchange_Examples_FirstOrder",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 0.001116/0.001116, allocations: 108 kB / 15.61 MB, free: 152 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001159/0.001159, allocations: 195.4 kB / 16.53 MB, free: 6.664 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.369/1.369, allocations: 222.9 MB / 240.2 MB, free: 4.414 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 2.553/2.553, allocations: 437.1 MB / 0.7104 GB, free: 5.16 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001353/0.001353, allocations: 59.91 kB / 0.8693 GB, free: 4.57 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5774/0.5788, allocations: 151.6 MB / 1.017 GB, free: 2.484 MB / 0.7637 GB Notification: Performance of NFInst.instantiate(Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder): time 0.003729/0.5826, allocations: 2.611 MB / 1.02 GB, free: 15.86 MB / 0.7794 GB Notification: Performance of NFInst.instExpressions: time 0.001574/0.5842, allocations: 0.9079 MB / 1.021 GB, free: 14.94 MB / 0.7794 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002059/0.5844, allocations: 8 kB / 1.021 GB, free: 14.93 MB / 0.7794 GB Notification: Performance of NFTyping.typeComponents: time 0.0002042/0.5846, allocations: 67.33 kB / 1.021 GB, free: 14.87 MB / 0.7794 GB Notification: Performance of NFTyping.typeBindings: time 0.0001429/0.5848, allocations: 59.41 kB / 1.021 GB, free: 14.81 MB / 0.7794 GB Notification: Performance of NFTyping.typeClassSections: time 0.00045/0.5852, allocations: 239.6 kB / 1.021 GB, free: 14.58 MB / 0.7794 GB Notification: Performance of NFFlatten.flatten: time 0.0003839/0.5856, allocations: 459.6 kB / 1.022 GB, free: 14.13 MB / 0.7794 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003259/0.586, allocations: 225.1 kB / 1.022 GB, free: 13.91 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001321/0.5861, allocations: 143.4 kB / 1.022 GB, free: 13.77 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001388/0.5863, allocations: 147.2 kB / 1.022 GB, free: 13.62 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 5.437e-05/0.5863, allocations: 48 kB / 1.022 GB, free: 13.57 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 5.26e-05/0.5864, allocations: 52 kB / 1.022 GB, free: 13.52 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 6.858e-05/0.5865, allocations: 95.64 kB / 1.022 GB, free: 13.43 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.0001267/0.5866, allocations: 183 kB / 1.022 GB, free: 13.25 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.00049/0.5871, allocations: 0.602 MB / 1.023 GB, free: 12.65 MB / 0.7794 GB Notification: Performance of FrontEnd - DAE generated: time 5.06e-06/0.5871, allocations: 4 kB / 1.023 GB, free: 12.64 MB / 0.7794 GB Notification: Performance of FrontEnd: time 2.534e-06/0.5871, allocations: 3.984 kB / 1.023 GB, free: 12.64 MB / 0.7794 GB Notification: Performance of Transformations before backend: time 7.203e-06/0.5871, allocations: 0 / 1.023 GB, free: 12.64 MB / 0.7794 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 66 * Number of variables: 66 Notification: Performance of Generate backend data structure: time 0.0008524/0.588, allocations: 0.6428 MB / 1.024 GB, free: 11.95 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 4.309e-05/0.588, allocations: 8.031 kB / 1.024 GB, free: 11.94 MB / 0.7794 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 6.687e-05/0.5881, allocations: 66.72 kB / 1.024 GB, free: 11.87 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 6.98e-05/0.5882, allocations: 48.41 kB / 1.024 GB, free: 11.82 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003953/0.5886, allocations: 379.2 kB / 1.024 GB, free: 11.41 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.362e-05/0.5886, allocations: 20.94 kB / 1.024 GB, free: 11.39 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.608e-05/0.5887, allocations: 24.38 kB / 1.024 GB, free: 11.37 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005104/0.5892, allocations: 333.5 kB / 1.025 GB, free: 11.02 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.969e-06/0.5892, allocations: 4 kB / 1.025 GB, free: 11.02 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.655e-05/0.5892, allocations: 12 kB / 1.025 GB, free: 11.01 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.864e-06/0.5892, allocations: 4 kB / 1.025 GB, free: 11 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004425/0.5897, allocations: 234.1 kB / 1.025 GB, free: 10.78 MB / 0.7794 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001373/0.5911, allocations: 1.166 MB / 1.026 GB, free: 9.547 MB / 0.7794 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0004665/0.5916, allocations: 234.8 kB / 1.026 GB, free: 9.309 MB / 0.7794 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001809/0.5917, allocations: 96.83 kB / 1.026 GB, free: 9.211 MB / 0.7794 GB Notification: Performance of preOpt evalFunc (simulation): time 2.826e-05/0.5918, allocations: 4 kB / 1.026 GB, free: 9.207 MB / 0.7794 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.452e-05/0.5918, allocations: 34.56 kB / 1.026 GB, free: 9.164 MB / 0.7794 GB Notification: Performance of pre-optimization done (n=16): time 1.283e-06/0.5918, allocations: 0 / 1.026 GB, free: 9.164 MB / 0.7794 GB Notification: Performance of matching and sorting (n=16): time 0.0006495/0.5925, allocations: 305.1 kB / 1.027 GB, free: 8.859 MB / 0.7794 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.951e-05/0.5925, allocations: 85.05 kB / 1.027 GB, free: 8.758 MB / 0.7794 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000313/0.5929, allocations: 328.5 kB / 1.027 GB, free: 8.426 MB / 0.7794 GB Notification: Performance of collectPreVariables (initialization): time 2.11e-05/0.5929, allocations: 25.7 kB / 1.027 GB, free: 8.395 MB / 0.7794 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001334/0.593, allocations: 204 kB / 1.027 GB, free: 8.191 MB / 0.7794 GB Notification: Performance of collectInitialBindings (initialization): time 4.656e-05/0.5931, allocations: 51.2 kB / 1.027 GB, free: 8.141 MB / 0.7794 GB Notification: Performance of simplifyInitialFunctions (initialization): time 7.596e-05/0.5932, allocations: 41.7 kB / 1.027 GB, free: 8.094 MB / 0.7794 GB Notification: Performance of setup shared object (initialization): time 0.0001087/0.5933, allocations: 342.8 kB / 1.028 GB, free: 7.75 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001814/0.5935, allocations: 88.81 kB / 1.028 GB, free: 7.66 MB / 0.7794 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001904/0.5937, allocations: 111.4 kB / 1.028 GB, free: 7.539 MB / 0.7794 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003755/0.594, allocations: 196.2 kB / 1.028 GB, free: 7.34 MB / 0.7794 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.084e-06/0.5941, allocations: 0 / 1.028 GB, free: 7.34 MB / 0.7794 GB Notification: Performance of matching and sorting (n=20) (initialization): time 0.000432/0.5945, allocations: 254.7 kB / 1.028 GB, free: 7.086 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 1.495e-05/0.5945, allocations: 8 kB / 1.028 GB, free: 7.078 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.37e-06/0.5945, allocations: 64 / 1.028 GB, free: 7.078 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.282e-05/0.5945, allocations: 4 kB / 1.028 GB, free: 7.074 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001793/0.5947, allocations: 31.92 kB / 1.028 GB, free: 7.043 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.024e-06/0.5947, allocations: 7.938 kB / 1.028 GB, free: 7.035 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001291/0.5949, allocations: 23.83 kB / 1.028 GB, free: 7.012 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.545e-05/0.5949, allocations: 4 kB / 1.028 GB, free: 7.008 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.000222/0.5951, allocations: 196.1 kB / 1.028 GB, free: 6.812 MB / 0.7794 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0001417/0.5953, allocations: 109.1 kB / 1.029 GB, free: 6.695 MB / 0.7794 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0002392/0.5955, allocations: 163.4 kB / 1.029 GB, free: 6.527 MB / 0.7794 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 9.32e-07/0.5955, allocations: 0 / 1.029 GB, free: 6.527 MB / 0.7794 GB Notification: Performance of matching and sorting (n=20) (initialization_lambda0): time 0.0003348/0.5959, allocations: 231.2 kB / 1.029 GB, free: 6.297 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 6.752e-06/0.5959, allocations: 4 kB / 1.029 GB, free: 6.293 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.854e-06/0.5959, allocations: 0 / 1.029 GB, free: 6.293 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.347e-06/0.5959, allocations: 12.03 kB / 1.029 GB, free: 6.281 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001179/0.596, allocations: 23.98 kB / 1.029 GB, free: 6.258 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.759e-06/0.596, allocations: 7.938 kB / 1.029 GB, free: 6.25 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001134/0.5962, allocations: 19.78 kB / 1.029 GB, free: 6.23 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.183e-05/0.5962, allocations: 7.984 kB / 1.029 GB, free: 6.223 MB / 0.7794 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 3 (expMod.oveWriAct_activate,expMod.oveWriSet_activate,expMod.mod.conPI.I.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (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 prepare postOptimizeDAE: time 0.0001013/0.5963, allocations: 184.3 kB / 1.029 GB, free: 6.035 MB / 0.7794 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.663e-05/0.5964, allocations: 35.61 kB / 1.029 GB, free: 6 MB / 0.7794 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 7.112e-05/0.5964, allocations: 35.28 kB / 1.029 GB, free: 5.965 MB / 0.7794 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.505e-06/0.5964, allocations: 4 kB / 1.029 GB, free: 5.961 MB / 0.7794 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.528e-06/0.5965, allocations: 3.938 kB / 1.029 GB, free: 5.957 MB / 0.7794 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.446e-06/0.5965, allocations: 3.938 kB / 1.029 GB, free: 5.953 MB / 0.7794 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0004037/0.5969, allocations: 405.3 kB / 1.03 GB, free: 5.508 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.313e-06/0.5969, allocations: 0 / 1.03 GB, free: 5.508 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001668/0.5971, allocations: 35.92 kB / 1.03 GB, free: 5.473 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.034e-06/0.5971, allocations: 0 / 1.03 GB, free: 5.473 MB / 0.7794 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.455e-05/0.5971, allocations: 0 / 1.03 GB, free: 5.473 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.383e-06/0.5971, allocations: 0 / 1.03 GB, free: 5.473 MB / 0.7794 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.859e-06/0.5971, allocations: 11.94 kB / 1.03 GB, free: 5.461 MB / 0.7794 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006424/0.5977, allocations: 440.9 kB / 1.03 GB, free: 5.016 MB / 0.7794 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001328/0.5979, allocations: 128.7 kB / 1.03 GB, free: 4.871 MB / 0.7794 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.857e-05/0.5979, allocations: 4 kB / 1.03 GB, free: 4.867 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001452/0.5981, allocations: 12 kB / 1.03 GB, free: 4.855 MB / 0.7794 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.816e-05/0.5981, allocations: 11.92 kB / 1.03 GB, free: 4.844 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.393e-05/0.5982, allocations: 12.05 kB / 1.03 GB, free: 4.832 MB / 0.7794 GB Notification: Performance of sorting global known variables: time 0.0002046/0.5984, allocations: 239 kB / 1.031 GB, free: 4.598 MB / 0.7794 GB Notification: Performance of sort global known variables: time 1.5e-07/0.5984, allocations: 0 / 1.031 GB, free: 4.598 MB / 0.7794 GB Notification: Performance of remove unused functions: time 0.0003829/0.5988, allocations: 91.62 kB / 1.031 GB, free: 4.508 MB / 0.7794 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 2 (expMod.mod.conPI.I.y,expMod.mod.firOrd.y) * Number of discrete variables: 2 (expMod.oveWriSet_activate,expMod.oveWriAct_activate) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (16): * Single equations (assignments): 16 * 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 0.0008379/0.5996, allocations: 0.9555 MB / 1.032 GB, free: 3.527 MB / 0.7794 GB Notification: Performance of simCode: created initialization part: time 0.0005761/0.6002, allocations: 301.3 kB / 1.032 GB, free: 3.234 MB / 0.7794 GB Notification: Performance of simCode: created event and clocks part: time 2.315e-06/0.6002, allocations: 0 / 1.032 GB, free: 3.234 MB / 0.7794 GB Notification: Performance of simCode: created simulation system equations: time 0.0001827/0.6004, allocations: 100.2 kB / 1.032 GB, free: 3.137 MB / 0.7794 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005866/0.601, allocations: 90.31 kB / 1.032 GB, free: 3.055 MB / 0.7794 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003508/0.6045, allocations: 2.939 MB / 1.035 GB, free: 24 kB / 0.7794 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002833/0.6048, allocations: 0.7831 MB / 1.036 GB, free: 15.21 MB / 0.795 GB Notification: Performance of simCode: alias equations: time 0.0001295/0.605, allocations: 26.28 kB / 1.036 GB, free: 15.19 MB / 0.795 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001492/0.6051, allocations: 103.4 kB / 1.036 GB, free: 15.09 MB / 0.795 GB Notification: Performance of SimCode: time 5.11e-07/0.6051, allocations: 0 / 1.036 GB, free: 15.09 MB / 0.795 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.025/0.6301, allocations: 6.572 MB / 1.042 GB, free: 8.633 MB / 0.795 GB Notification: Performance of buildModelFMU: Generate platform static: time 6.94/7.57, allocations: 8.766 kB / 1.042 GB, free: 8.625 MB / 0.795 GB (rm -f Buildings_10_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.pipe ; mkfifo Buildings_10_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.pipe ; head -c 1048576 < Buildings_10_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.pipe >> ../files/Buildings_10_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.sim & python3 -m fmpy simulate --output-file Buildings_10_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder_res.csv --start-time 0 --stop-time 150 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.06 Buildings_10_Buildings_Utilities_IO_SignalExchange_Examples_FirstOrder.fmu > Buildings_10_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.pipe 2>&1) diffSimulationResults("Buildings_10_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder_res.csv","/mnt/ReferenceFiles/Buildings/csv/maint_10.0.x/Buildings_Utilities_IO_SignalExchange_Examples_FirstOrder.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_10_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches