Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion.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/ModelicaTest 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaTest with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/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(ModelicaTest.MultiBody.Joints.FreeMotion,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|freeMotion.Q.1.|freeMotion.Q.2.|freeMotion.Q.3.|freeMotion.Q.4.|freeMotion.r_rel_a.1.|freeMotion.r_rel_a.2.|freeMotion.r_rel_a.3.|freeMotion.v_rel_a.1.|freeMotion.v_rel_a.2.|freeMotion.v_rel_a.3.|freeMotion.w_rel_b.1.|freeMotion.w_rel_b.2.|freeMotion.w_rel_b.3.",fileNamePrefix="ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion") translateModel(ModelicaTest.MultiBody.Joints.FreeMotion,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|freeMotion.Q.1.|freeMotion.Q.2.|freeMotion.Q.3.|freeMotion.Q.4.|freeMotion.r_rel_a.1.|freeMotion.r_rel_a.2.|freeMotion.r_rel_a.3.|freeMotion.v_rel_a.1.|freeMotion.v_rel_a.2.|freeMotion.v_rel_a.3.|freeMotion.w_rel_b.1.|freeMotion.w_rel_b.2.|freeMotion.w_rel_b.3.",fileNamePrefix="ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001113/0.001113, allocations: 107.7 kB / 18.44 MB, free: 4.645 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001181/0.001181, allocations: 184.1 kB / 19.38 MB, free: 3.723 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.261/1.261, allocations: 222.9 MB / 243.1 MB, free: 15.08 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/package.mo): time 0.1972/0.1972, allocations: 44.18 MB / 337.4 MB, free: 2.684 MB / 270.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001223/0.001223, allocations: 59.91 kB / 471.2 MB, free: 13.18 MB / 350.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.379/0.3803, allocations: 60.82 MB / 0.5196 GB, free: 3.605 MB / 382.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.MultiBody.Joints.FreeMotion): time 0.01242/0.3927, allocations: 11.85 MB / 0.5311 GB, free: 11.19 MB / 398.1 MB Notification: Performance of NFInst.instExpressions: time 0.009421/0.4022, allocations: 3.953 MB / 0.535 GB, free: 8.176 MB / 398.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.003287/0.4055, allocations: 61.75 kB / 0.5351 GB, free: 8.168 MB / 398.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003178/0.4087, allocations: 1.179 MB / 0.5362 GB, free: 7.359 MB / 398.1 MB Notification: Performance of NFTyping.typeBindings: time 0.004964/0.4138, allocations: 1.785 MB / 0.538 GB, free: 6.145 MB / 398.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001443/0.4152, allocations: 0.4897 MB / 0.5384 GB, free: 5.828 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.005833/0.4211, allocations: 4.014 MB / 0.5424 GB, free: 3.742 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.00306/0.4242, allocations: 1.812 MB / 0.5441 GB, free: 2.602 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002323/0.4265, allocations: 1.194 MB / 0.5453 GB, free: 1.637 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002841/0.4294, allocations: 1.686 MB / 0.5469 GB, free: 15.94 MB / 414.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0009042/0.4303, allocations: 220 kB / 0.5472 GB, free: 15.73 MB / 414.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002857/0.4331, allocations: 1.1 MB / 0.5482 GB, free: 14.63 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.002152/0.4353, allocations: 1.636 MB / 0.5498 GB, free: 12.99 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.003174/0.4385, allocations: 1.89 MB / 0.5517 GB, free: 11.09 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.007617/0.4461, allocations: 6.256 MB / 0.5578 GB, free: 4.809 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.331e-06/0.4462, allocations: 0 / 0.5578 GB, free: 4.809 MB / 414.1 MB Notification: Performance of FrontEnd: time 2.575e-06/0.4462, allocations: 0 / 0.5578 GB, free: 4.809 MB / 414.1 MB Notification: Performance of Transformations before backend: time 0.0001537/0.4464, allocations: 0 / 0.5578 GB, free: 4.809 MB / 414.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1512 * Number of variables: 1512 Notification: Performance of Generate backend data structure: time 0.007497/0.4539, allocations: 4.194 MB / 0.5619 GB, free: 0.5469 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.043e-05/0.4539, allocations: 12.03 kB / 0.5619 GB, free: 0.5352 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01111/0.465, allocations: 3.15 MB / 0.565 GB, free: 13.38 MB / 430.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004098/0.4692, allocations: 2.092 MB / 0.567 GB, free: 11.24 MB / 430.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001605/0.4694, allocations: 184.9 kB / 0.5672 GB, free: 11.05 MB / 430.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00106/0.4704, allocations: 339.5 kB / 0.5675 GB, free: 10.72 MB / 430.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01639/0.4868, allocations: 10.48 MB / 0.5777 GB, free: 15.79 MB / 446.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001115/0.487, allocations: 27.72 kB / 0.5778 GB, free: 15.76 MB / 446.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008279/0.4878, allocations: 119.8 kB / 0.5779 GB, free: 15.64 MB / 446.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.004092/0.4919, allocations: 2.498 MB / 0.5803 GB, free: 13.14 MB / 446.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0184/0.5103, allocations: 10 MB / 0.5901 GB, free: 3.133 MB / 446.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05158/0.562, allocations: 34.82 MB / 0.6241 GB, free: 15.43 MB / 494.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.008692/0.5707, allocations: 4.305 MB / 0.6283 GB, free: 10.91 MB / 494.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.003571/0.5743, allocations: 2.162 MB / 0.6304 GB, free: 8.742 MB / 494.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.001331/0.5757, allocations: 1.315 MB / 0.6317 GB, free: 7.203 MB / 494.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.239e-05/0.5758, allocations: 48.56 kB / 0.6317 GB, free: 7.148 MB / 494.1 MB Notification: Performance of pre-optimization done (n=236): time 6.663e-06/0.5758, allocations: 3.938 kB / 0.6317 GB, free: 7.145 MB / 494.1 MB Notification: Performance of matching and sorting (n=252): time 0.04245/0.6182, allocations: 16.75 MB / 0.6481 GB, free: 6.27 MB / 0.4981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.001408/0.6197, allocations: 1.622 MB / 0.6497 GB, free: 4.488 MB / 0.4981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004216/0.6239, allocations: 2.705 MB / 0.6523 GB, free: 1.766 MB / 0.4981 GB Notification: Performance of collectPreVariables (initialization): time 0.0004183/0.6244, allocations: 61.77 kB / 0.6524 GB, free: 1.699 MB / 0.4981 GB Notification: Performance of collectInitialEqns (initialization): time 0.001969/0.6263, allocations: 2.659 MB / 0.655 GB, free: 15 MB / 0.5137 GB Notification: Performance of collectInitialBindings (initialization): time 0.001226/0.6276, allocations: 0.9289 MB / 0.6559 GB, free: 14.05 MB / 0.5137 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002343/0.6299, allocations: 1.111 MB / 0.657 GB, free: 12.93 MB / 0.5137 GB Notification: Performance of setup shared object (initialization): time 0.0001094/0.6301, allocations: 305.1 kB / 0.6573 GB, free: 12.63 MB / 0.5137 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003742/0.6338, allocations: 2.42 MB / 0.6596 GB, free: 10.2 MB / 0.5137 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005971/0.6398, allocations: 5.387 MB / 0.6649 GB, free: 3.367 MB / 0.5137 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01034/0.6502, allocations: 8.482 MB / 0.6732 GB, free: 9.441 MB / 0.5294 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.481e-05/0.6503, allocations: 35.98 kB / 0.6732 GB, free: 9.406 MB / 0.5294 GB Notification: Performance of matching and sorting (n=740) (initialization): time 0.02299/0.6733, allocations: 9.669 MB / 0.6826 GB, free: 15.71 MB / 0.545 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001346/0.6735, allocations: 48 kB / 0.6827 GB, free: 15.67 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.01456/0.688, allocations: 4.822 MB / 0.6874 GB, free: 10.83 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01183/0.6999, allocations: 2.374 MB / 0.6897 GB, free: 8.438 MB / 0.545 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004429/0.7044, allocations: 1.263 MB / 0.691 GB, free: 7.172 MB / 0.545 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.009194/0.7136, allocations: 6.366 MB / 0.6972 GB, free: 0.5234 MB / 0.545 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004225/0.7179, allocations: 391.6 kB / 0.6975 GB, free: 144 kB / 0.545 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001045/0.7189, allocations: 320 kB / 0.6978 GB, free: 15.83 MB / 0.5606 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 468 * Number of states: 0 () * Number of discrete variables: 26 (freeMotion.arrow.arrowLine.twoHeadedArrow,freeMotion.arrow.headAtOrigin,frame_a1.color_x[3],frame_a1.color_x[2],frame_a1.color_x[1],frame_a.color_x[3],frame_a.color_x[2],frame_a.color_x[1],body.sphereColor[3],body.sphereColor[2],body.sphereColor[1],freeMotion.arrowColor[3],freeMotion.arrowColor[2],freeMotion.arrowColor[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (678): * Single equations (assignments): 666 * Array equations: 8 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * 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): 2 systems {(4,100.0%), (3,100.0%)} * Non-linear Jacobian (size): 1 system {4} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(2,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.004085/0.723, allocations: 2.063 MB / 0.6999 GB, free: 13.75 MB / 0.5606 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006968/0.7237, allocations: 280.4 kB / 0.7001 GB, free: 13.48 MB / 0.5606 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01124/0.735, allocations: 5.314 MB / 0.7053 GB, free: 8.121 MB / 0.5606 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.009536/0.7446, allocations: 4.601 MB / 0.7098 GB, free: 3.504 MB / 0.5606 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.31e-05/0.7446, allocations: 3.938 kB / 0.7098 GB, free: 3.5 MB / 0.5606 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.546e-05/0.7447, allocations: 15.89 kB / 0.7098 GB, free: 3.484 MB / 0.5606 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02701/0.7717, allocations: 14.41 MB / 0.7239 GB, free: 4.809 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.135e-05/0.7718, allocations: 8 kB / 0.7239 GB, free: 4.801 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0018/0.7736, allocations: 407.4 kB / 0.7243 GB, free: 4.402 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.004585/0.7782, allocations: 1.244 MB / 0.7255 GB, free: 3.145 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003379/0.7785, allocations: 63.95 kB / 0.7256 GB, free: 3.082 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.2627/1.041, allocations: 4.734 MB / 0.7302 GB, free: 181.4 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.0008996/1.042, allocations: 1.555 MB / 0.7317 GB, free: 180 MB / 0.5762 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01421/1.056, allocations: 7.997 MB / 0.7395 GB, free: 177.8 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007203/1.057, allocations: 332.1 kB / 0.7398 GB, free: 177.7 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007295/1.058, allocations: 51.48 kB / 0.7399 GB, free: 177.7 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001906/1.06, allocations: 205.3 kB / 0.7401 GB, free: 177.7 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004769/1.06, allocations: 161.6 kB / 0.7402 GB, free: 177.6 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002447/1.061, allocations: 72.91 kB / 0.7403 GB, free: 177.6 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.002838/1.063, allocations: 1.67 MB / 0.7419 GB, free: 177.1 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1.2e-07/1.063, allocations: 0 / 0.7419 GB, free: 177.1 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.004622/1.068, allocations: 1.054 MB / 0.743 GB, free: 177 MB / 0.5762 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 42 * Number of states: 12 ($STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],freeMotion.r_rel_a[1],freeMotion.r_rel_a[2],freeMotion.r_rel_a[3],freeMotion.v_rel_a[1],freeMotion.v_rel_a[2],freeMotion.v_rel_a[3],freeMotion.w_rel_b[1],freeMotion.w_rel_b[2],freeMotion.w_rel_b[3]) * 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 (192): * Single equations (assignments): 182 * Array equations: 6 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * 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): 2 systems {(4,100.0%), (3,100.0%)} * Non-linear Jacobian (size): 1 system {4} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(2,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0006362/1.069, allocations: 203.7 kB / 0.7432 GB, free: 176.8 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.009759/1.078, allocations: 6.499 MB / 0.7495 GB, free: 174.5 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 1.564e-05/1.079, allocations: 3.938 kB / 0.7495 GB, free: 174.5 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.004247/1.083, allocations: 2.861 MB / 0.7523 GB, free: 173.4 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002796/1.086, allocations: 392.8 kB / 0.7527 GB, free: 173.2 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01585/1.101, allocations: 10.77 MB / 0.7632 GB, free: 167.5 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003682/1.105, allocations: 3.243 MB / 0.7664 GB, free: 165 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00114/1.106, allocations: 258.9 kB / 0.7666 GB, free: 164.7 MB / 0.5762 GB Notification: Performance of SimCode: time 1.042e-06/1.106, allocations: 0 / 0.7666 GB, free: 164.7 MB / 0.5762 GB Notification: Performance of Templates: time 0.1133/1.22, allocations: 130.4 MB / 0.8939 GB, free: 34.91 MB / 0.5762 GB make -j1 -f ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion.makefile (rm -f ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion.pipe ; mkfifo ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion.pipe ; head -c 1048576 < ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion.pipe >> ../files/ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion.sim & ./ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion.pipe 2>&1) diffSimulationResults("ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/ModelicaTest/MultiBody/Joints/FreeMotion/FreeMotion.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ModelicaTest_4.0.0_ModelicaTest.MultiBody.Joints.FreeMotion.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches