Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe.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 11.0.0-master/package.mo", uses=false) Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/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.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesBalanced_Sensors_Examples_Probe",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesBalanced_Sensors_Examples_Probe",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 0.001183/0.001183, allocations: 91.38 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.008262/0.008262, allocations: 169 kB / 16.26 MB, free: 6.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.303/1.303, allocations: 223.3 MB / 240.3 MB, free: 5.332 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.637/2.637, allocations: 462.7 MB / 0.7364 GB, free: 15.52 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.0003232/0.0003232, allocations: 12.03 kB / 0.9029 GB, free: 36.3 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2864/0.2868, allocations: 159.6 MB / 1.059 GB, free: 4.824 MB / 0.8106 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe): time 0.007669/0.2945, allocations: 4.295 MB / 1.063 GB, free: 0.5117 MB / 0.8106 GB Notification: Performance of NFInst.instExpressions: time 0.005112/0.2996, allocations: 2.342 MB / 1.065 GB, free: 14.16 MB / 0.8262 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003538/0.3, allocations: 11.94 kB / 1.065 GB, free: 14.15 MB / 0.8262 GB Notification: Performance of NFTyping.typeComponents: time 0.0003115/0.3003, allocations: 63.5 kB / 1.065 GB, free: 14.09 MB / 0.8262 GB Notification: Performance of NFTyping.typeBindings: time 0.0009877/0.3013, allocations: 270.9 kB / 1.066 GB, free: 13.82 MB / 0.8262 GB Notification: Performance of NFTyping.typeClassSections: time 0.001111/0.3025, allocations: 315.4 kB / 1.066 GB, free: 13.51 MB / 0.8262 GB Notification: Performance of NFFlatten.flatten: time 0.001183/0.3036, allocations: 0.8103 MB / 1.067 GB, free: 12.7 MB / 0.8262 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001545/0.3052, allocations: 0.6444 MB / 1.067 GB, free: 12.04 MB / 0.8262 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00041/0.3056, allocations: 191.2 kB / 1.067 GB, free: 11.86 MB / 0.8262 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0005791/0.3062, allocations: 263 kB / 1.068 GB, free: 11.6 MB / 0.8262 GB Notification: Performance of NFPackage.collectConstants: time 6.134e-05/0.3063, allocations: 16 kB / 1.068 GB, free: 11.58 MB / 0.8262 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0007291/0.307, allocations: 331.3 kB / 1.068 GB, free: 11.26 MB / 0.8262 GB Notification: Performance of NFScalarize.scalarize: time 0.0002227/0.3073, allocations: 151.6 kB / 1.068 GB, free: 11.11 MB / 0.8262 GB Notification: Performance of NFVerifyModel.verify: time 0.0002923/0.3076, allocations: 220.6 kB / 1.068 GB, free: 10.89 MB / 0.8262 GB Notification: Performance of NFConvertDAE.convert: time 0.0009781/0.3086, allocations: 0.6423 MB / 1.069 GB, free: 10.24 MB / 0.8262 GB Notification: Performance of FrontEnd - DAE generated: time 5.239e-06/0.3086, allocations: 4 kB / 1.069 GB, free: 10.24 MB / 0.8262 GB Notification: Performance of FrontEnd: time 1.182e-06/0.3086, allocations: 0 / 1.069 GB, free: 10.24 MB / 0.8262 GB Notification: Performance of Transformations before backend: time 1.012e-05/0.3086, allocations: 4 kB / 1.069 GB, free: 10.23 MB / 0.8262 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 102 * Number of variables: 102 Notification: Performance of Generate backend data structure: time 0.001317/0.3099, allocations: 0.6318 MB / 1.07 GB, free: 9.551 MB / 0.8262 GB Notification: Performance of prepare preOptimizeDAE: time 4.576e-05/0.31, allocations: 15.97 kB / 1.07 GB, free: 9.535 MB / 0.8262 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001335/0.3101, allocations: 82.7 kB / 1.07 GB, free: 9.445 MB / 0.8262 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001917/0.3121, allocations: 160.2 kB / 1.07 GB, free: 9.289 MB / 0.8262 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005761/0.3127, allocations: 332.3 kB / 1.07 GB, free: 8.922 MB / 0.8262 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.848e-05/0.3127, allocations: 29.36 kB / 1.07 GB, free: 8.895 MB / 0.8262 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001032/0.3128, allocations: 36.38 kB / 1.07 GB, free: 8.859 MB / 0.8262 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001445/0.3143, allocations: 0.634 MB / 1.071 GB, free: 8.164 MB / 0.8262 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.459e-05/0.3143, allocations: 3.938 kB / 1.071 GB, free: 8.16 MB / 0.8262 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.294e-05/0.3144, allocations: 15.98 kB / 1.071 GB, free: 8.145 MB / 0.8262 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001123/0.3145, allocations: 44.62 kB / 1.071 GB, free: 8.102 MB / 0.8262 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001302/0.3158, allocations: 0.4903 MB / 1.071 GB, free: 7.609 MB / 0.8262 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.005189/0.321, allocations: 3.436 MB / 1.075 GB, free: 3.883 MB / 0.8262 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00105/0.3221, allocations: 372.9 kB / 1.075 GB, free: 3.5 MB / 0.8262 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003758/0.3225, allocations: 169.6 kB / 1.075 GB, free: 3.328 MB / 0.8262 GB Notification: Performance of preOpt evalFunc (simulation): time 3.877e-05/0.3225, allocations: 11.98 kB / 1.075 GB, free: 3.316 MB / 0.8262 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.737e-05/0.3226, allocations: 34.56 kB / 1.075 GB, free: 3.273 MB / 0.8262 GB Notification: Performance of pre-optimization done (n=25): time 2.425e-06/0.3226, allocations: 3.938 kB / 1.075 GB, free: 3.27 MB / 0.8262 GB Notification: Performance of matching and sorting (n=26): time 0.006301/0.3289, allocations: 1.465 MB / 1.077 GB, free: 1.754 MB / 0.8262 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.115e-05/0.329, allocations: 81.11 kB / 1.077 GB, free: 1.656 MB / 0.8262 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003848/0.3294, allocations: 336.3 kB / 1.077 GB, free: 1.32 MB / 0.8262 GB Notification: Performance of collectPreVariables (initialization): time 3.626e-05/0.3294, allocations: 37.64 kB / 1.077 GB, free: 1.277 MB / 0.8262 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001533/0.3296, allocations: 255.4 kB / 1.077 GB, free: 1.02 MB / 0.8262 GB Notification: Performance of collectInitialBindings (initialization): time 7.616e-05/0.3297, allocations: 98.64 kB / 1.078 GB, free: 0.9219 MB / 0.8262 GB Notification: Performance of simplifyInitialFunctions (initialization): time 6.279e-05/0.3297, allocations: 41.69 kB / 1.078 GB, free: 0.875 MB / 0.8262 GB Notification: Performance of setup shared object (initialization): time 0.0001227/0.3298, allocations: 338.8 kB / 1.078 GB, free: 0.5352 MB / 0.8262 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003164/0.3302, allocations: 181 kB / 1.078 GB, free: 368 kB / 0.8262 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004127/0.3306, allocations: 350 kB / 1.078 GB, free: 15.95 MB / 0.8419 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007244/0.3313, allocations: 0.5474 MB / 1.079 GB, free: 15.33 MB / 0.8419 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.525e-06/0.3313, allocations: 4 kB / 1.079 GB, free: 15.32 MB / 0.8419 GB Notification: Performance of matching and sorting (n=55) (initialization): time 0.002404/0.3337, allocations: 0.912 MB / 1.08 GB, free: 14.4 MB / 0.8419 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001618/0.3339, allocations: 257.1 kB / 1.08 GB, free: 14.07 MB / 0.8419 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.139e-05/0.3339, allocations: 11.92 kB / 1.08 GB, free: 14.06 MB / 0.8419 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002291/0.3362, allocations: 0.501 MB / 1.081 GB, free: 13.55 MB / 0.8419 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004005/0.3367, allocations: 99.81 kB / 1.081 GB, free: 13.45 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005334/0.342, allocations: 3.778 MB / 1.084 GB, free: 9.406 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004583/0.3425, allocations: 51.8 kB / 1.084 GB, free: 9.355 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.935e-05/0.3425, allocations: 20.06 kB / 1.084 GB, free: 9.336 MB / 0.8419 GB Notification: Performance of prepare postOptimizeDAE: time 8.436e-06/0.3425, allocations: 9.562 kB / 1.084 GB, free: 9.328 MB / 0.8419 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0008107/0.3433, allocations: 495.8 kB / 1.085 GB, free: 8.844 MB / 0.8419 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.107e-06/0.3434, allocations: 8 kB / 1.085 GB, free: 8.836 MB / 0.8419 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.023e-05/0.3434, allocations: 8 kB / 1.085 GB, free: 8.828 MB / 0.8419 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004365/0.3438, allocations: 103.8 kB / 1.085 GB, free: 8.727 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.503e-05/0.3439, allocations: 15.92 kB / 1.085 GB, free: 8.711 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003303/0.3442, allocations: 39.81 kB / 1.085 GB, free: 8.672 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.275e-05/0.3442, allocations: 20.38 kB / 1.085 GB, free: 8.652 MB / 0.8419 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 24 * 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 (49): * Single equations (assignments): 47 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * 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 {(2,2), (2,2)} Notification: Performance of prepare postOptimizeDAE: time 0.000246/0.3445, allocations: 277.2 kB / 1.085 GB, free: 8.371 MB / 0.8419 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 8.422e-05/0.3446, allocations: 31.62 kB / 1.085 GB, free: 8.34 MB / 0.8419 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001701/0.3463, allocations: 0.6711 MB / 1.086 GB, free: 7.652 MB / 0.8419 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.911e-06/0.3463, allocations: 4 kB / 1.086 GB, free: 7.648 MB / 0.8419 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.334e-06/0.3463, allocations: 0 / 1.086 GB, free: 7.648 MB / 0.8419 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.222e-06/0.3463, allocations: 3.984 kB / 1.086 GB, free: 7.645 MB / 0.8419 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008602/0.3472, allocations: 0.6635 MB / 1.087 GB, free: 6.918 MB / 0.8419 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.472e-06/0.3472, allocations: 8 kB / 1.087 GB, free: 6.91 MB / 0.8419 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000204/0.3474, allocations: 43.95 kB / 1.087 GB, free: 6.867 MB / 0.8419 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001546/0.349, allocations: 413.2 kB / 1.087 GB, free: 6.457 MB / 0.8419 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.478e-05/0.349, allocations: 8 kB / 1.087 GB, free: 6.449 MB / 0.8419 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.003807/0.3528, allocations: 3.47 MB / 1.091 GB, free: 2.715 MB / 0.8419 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.034e-06/0.3528, allocations: 0 / 1.091 GB, free: 2.715 MB / 0.8419 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001632/0.3545, allocations: 0.8263 MB / 1.091 GB, free: 1.855 MB / 0.8419 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001632/0.3546, allocations: 144.6 kB / 1.092 GB, free: 1.695 MB / 0.8419 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.707e-05/0.3547, allocations: 8 kB / 1.092 GB, free: 1.688 MB / 0.8419 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003859/0.3551, allocations: 43.94 kB / 1.092 GB, free: 1.645 MB / 0.8419 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.715e-05/0.3552, allocations: 23.91 kB / 1.092 GB, free: 1.621 MB / 0.8419 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.026e-05/0.3552, allocations: 8 kB / 1.092 GB, free: 1.613 MB / 0.8419 GB Notification: Performance of sorting global known variables: time 0.0002823/0.3555, allocations: 235 kB / 1.092 GB, free: 1.387 MB / 0.8419 GB Notification: Performance of sort global known variables: time 2.31e-07/0.3555, allocations: 0 / 1.092 GB, free: 1.387 MB / 0.8419 GB Notification: Performance of remove unused functions: time 0.0008323/0.3563, allocations: 196 kB / 1.092 GB, free: 1.195 MB / 0.8419 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * 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 simulation (23): * Single equations (assignments): 21 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * 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 {(2,2), (2,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002155/0.3585, allocations: 1.408 MB / 1.093 GB, free: 15.75 MB / 0.8575 GB Notification: Performance of simCode: created initialization part: time 0.001704/0.3602, allocations: 0.9718 MB / 1.094 GB, free: 14.75 MB / 0.8575 GB Notification: Performance of simCode: created event and clocks part: time 3.256e-06/0.3602, allocations: 3.938 kB / 1.094 GB, free: 14.75 MB / 0.8575 GB Notification: Performance of simCode: created simulation system equations: time 0.0007224/0.3609, allocations: 477.6 kB / 1.095 GB, free: 14.25 MB / 0.8575 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006069/0.3616, allocations: 66.55 kB / 1.095 GB, free: 14.19 MB / 0.8575 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007807/0.3694, allocations: 4.75 MB / 1.1 GB, free: 9.199 MB / 0.8575 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004188/0.3698, allocations: 0.8392 MB / 1.1 GB, free: 8.332 MB / 0.8575 GB Notification: Performance of simCode: alias equations: time 0.0004495/0.3703, allocations: 143.1 kB / 1.1 GB, free: 8.195 MB / 0.8575 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001664/0.3705, allocations: 119.4 kB / 1.101 GB, free: 8.078 MB / 0.8575 GB Notification: Performance of SimCode: time 5.91e-07/0.3705, allocations: 0 / 1.101 GB, free: 8.078 MB / 0.8575 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02358/0.394, allocations: 10.03 MB / 1.11 GB, free: 14.3 MB / 0.8731 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002456/0.3943, allocations: 259.2 kB / 1.111 GB, free: 14.04 MB / 0.8731 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.047/2.441, allocations: 0.75 kB / 1.111 GB, free: 14.04 MB / 0.8731 GB (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesBalanced_Sensors_Examples_Probe_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesBalanced_Sensors_Examples_Probe.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe.pipe 2>&1) diffSimulationResults("Buildings_latest_Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe_res.mat","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Electrical_AC_ThreePhasesBalanced_Sensors_Examples_Probe.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesBalanced.Sensors.Examples.Probe.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches