Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers.conf.json 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/ModelicaServices 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 ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 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) Running command: translateModel(ModelicaTest.Math.Random.TestRandomNumbers,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2,variableFilter="time|result",fileNamePrefix="ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers") translateModel(ModelicaTest.Math.Random.TestRandomNumbers,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2,variableFilter="time|result",fileNamePrefix="ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001122/0.001122, allocations: 186.9 kB / 17.97 MB, free: 3.797 MB / 13.93 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.361/1.361, allocations: 222.9 MB / 241.6 MB, free: 10.99 MB / 202.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001039/0.001039, allocations: 97.12 kB / 291.8 MB, free: 10.94 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/package.mo): time 0.3381/0.3381, allocations: 44.13 MB / 386.1 MB, free: 38.07 MB / 298.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0009527/0.0009528, allocations: 51.92 kB / 457.7 MB, free: 2.297 MB / 330.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3203/0.3213, allocations: 60.81 MB / 0.5064 GB, free: 38.32 MB / 378.7 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Math.Random.TestRandomNumbers): time 0.001671/0.323, allocations: 0.6018 MB / 0.507 GB, free: 37.95 MB / 378.7 MB Notification: Performance of NFInst.instExpressions: time 0.001018/0.324, allocations: 0.6131 MB / 0.5076 GB, free: 37.55 MB / 378.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 1.874e-05/0.3241, allocations: 3.938 kB / 0.5076 GB, free: 37.55 MB / 378.7 MB Notification: Performance of NFTyping.typeComponents: time 8.694e-05/0.3242, allocations: 1.156 kB / 0.5076 GB, free: 37.55 MB / 378.7 MB Notification: Performance of NFTyping.typeBindings: time 4.338e-06/0.3242, allocations: 0 / 0.5076 GB, free: 37.55 MB / 378.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.0.0+maint.om/Math.mo:842:5-926:22:writable] Warning: Pure function ‘ModelicaTest.Math.Random.randomNumbers‘ contains a call to impure function ‘Modelica.Utilities.Streams.print‘. Notification: Performance of NFTyping.typeClassSections: time 0.000583/0.3248, allocations: 172.6 kB / 0.5078 GB, free: 37.47 MB / 378.7 MB Notification: Performance of NFFlatten.flatten: time 5.299e-05/0.3248, allocations: 29.11 kB / 0.5078 GB, free: 37.46 MB / 378.7 MB Notification: Performance of NFFlatten.resolveConnections: time 4.183e-05/0.3249, allocations: 2.344 kB / 0.5078 GB, free: 37.46 MB / 378.7 MB Notification: Performance of NFEvalConstants.evaluate: time 2.38e-05/0.3249, allocations: 17.64 kB / 0.5078 GB, free: 37.45 MB / 378.7 MB Notification: Performance of NFSimplifyModel.simplify: time 4.316e-05/0.325, allocations: 20.66 kB / 0.5078 GB, free: 37.44 MB / 378.7 MB Notification: Performance of NFPackage.collectConstants: time 1.128e-05/0.325, allocations: 1 kB / 0.5078 GB, free: 37.44 MB / 378.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0002254/0.3252, allocations: 159.8 kB / 0.508 GB, free: 37.39 MB / 378.7 MB Notification: Performance of NFScalarize.scalarize: time 7.3e-05/0.3253, allocations: 63.19 kB / 0.508 GB, free: 37.38 MB / 378.7 MB Notification: Performance of NFVerifyModel.verify: time 4.903e-05/0.3253, allocations: 53.31 kB / 0.5081 GB, free: 37.34 MB / 378.7 MB Notification: Performance of NFConvertDAE.convert: time 0.0001983/0.3256, allocations: 204.6 kB / 0.5083 GB, free: 37.27 MB / 378.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.546e-06/0.3256, allocations: 3.938 kB / 0.5083 GB, free: 37.27 MB / 378.7 MB Notification: Performance of FrontEnd: time 9.12e-07/0.3256, allocations: 0 / 0.5083 GB, free: 37.27 MB / 378.7 MB Notification: Performance of Transformations before backend: time 3.636e-06/0.3256, allocations: 0 / 0.5083 GB, free: 37.27 MB / 378.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 53 * Number of variables: 53 Notification: Performance of Generate backend data structure: time 0.0004089/0.326, allocations: 0.4894 MB / 0.5088 GB, free: 36.83 MB / 378.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.218e-05/0.326, allocations: 8.094 kB / 0.5088 GB, free: 36.83 MB / 378.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 3.847e-05/0.3261, allocations: 22.59 kB / 0.5088 GB, free: 36.82 MB / 378.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 5.589e-05/0.3261, allocations: 179.6 kB / 0.509 GB, free: 36.61 MB / 378.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.675e-05/0.3262, allocations: 10.12 kB / 0.509 GB, free: 36.6 MB / 378.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 2.229e-05/0.3262, allocations: 22.72 kB / 0.509 GB, free: 36.59 MB / 378.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0001347/0.3263, allocations: 133.1 kB / 0.5091 GB, free: 36.53 MB / 378.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 8.496e-06/0.3263, allocations: 0 / 0.5091 GB, free: 36.53 MB / 378.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.446e-06/0.3264, allocations: 0 / 0.5091 GB, free: 36.53 MB / 378.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.687e-06/0.3264, allocations: 0 / 0.5091 GB, free: 36.53 MB / 378.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 7.304e-05/0.3264, allocations: 99.5 kB / 0.5092 GB, free: 36.5 MB / 378.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0001352/0.3266, allocations: 228.3 kB / 0.5094 GB, free: 36.27 MB / 378.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0001062/0.3267, allocations: 164.2 kB / 0.5096 GB, free: 36.16 MB / 378.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 8.737e-05/0.3268, allocations: 156.4 kB / 0.5097 GB, free: 36.08 MB / 378.7 MB Notification: Performance of preOpt evalFunc (simulation): time 6.762e-06/0.3268, allocations: 0 / 0.5097 GB, free: 36.08 MB / 378.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001506/0.327, allocations: 167.9 kB / 0.5099 GB, free: 35.99 MB / 378.7 MB Notification: Performance of pre-optimization done (n=54): time 1.152e-06/0.327, allocations: 0 / 0.5099 GB, free: 35.99 MB / 378.7 MB Notification: Performance of matching and sorting (n=54): time 0.0007999/0.3278, allocations: 0.7753 MB / 0.5107 GB, free: 35.79 MB / 378.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.77e-05/0.3278, allocations: 106.2 kB / 0.5108 GB, free: 35.71 MB / 378.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 3.061e-05/0.3279, allocations: 118 kB / 0.5109 GB, free: 35.59 MB / 378.7 MB Notification: Performance of collectPreVariables (initialization): time 4.41e-05/0.3279, allocations: 72.31 kB / 0.5109 GB, free: 35.55 MB / 378.7 MB Notification: Performance of collectInitialEqns (initialization): time 2.658e-05/0.3279, allocations: 96.3 kB / 0.511 GB, free: 35.45 MB / 378.7 MB Notification: Performance of collectInitialBindings (initialization): time 8.08e-05/0.328, allocations: 139.9 kB / 0.5112 GB, free: 35.36 MB / 378.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001157/0.3281, allocations: 157.3 kB / 0.5113 GB, free: 35.28 MB / 378.7 MB Notification: Performance of setup shared object (initialization): time 6.165e-05/0.3282, allocations: 345.5 kB / 0.5116 GB, free: 34.95 MB / 378.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002173/0.3284, allocations: 191.2 kB / 0.5118 GB, free: 34.91 MB / 378.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003387/0.3288, allocations: 0.5248 MB / 0.5123 GB, free: 34.4 MB / 378.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0006119/0.3294, allocations: 0.7793 MB / 0.5131 GB, free: 33.77 MB / 378.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.041e-06/0.3294, allocations: 5.875 kB / 0.5131 GB, free: 33.77 MB / 378.7 MB Notification: Performance of matching and sorting (n=107) (initialization): time 0.000915/0.3303, allocations: 0.7485 MB / 0.5138 GB, free: 33.5 MB / 378.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.822e-05/0.3304, allocations: 14.06 kB / 0.5138 GB, free: 33.5 MB / 378.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.471e-05/0.3304, allocations: 15.78 kB / 0.5139 GB, free: 33.49 MB / 378.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.442e-05/0.3304, allocations: 21.81 kB / 0.5139 GB, free: 33.49 MB / 378.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002986/0.3307, allocations: 111 kB / 0.514 GB, free: 33.47 MB / 378.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.94e-05/0.3307, allocations: 26.86 kB / 0.514 GB, free: 33.46 MB / 378.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001797/0.3309, allocations: 67.53 kB / 0.5141 GB, free: 33.42 MB / 378.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.321e-05/0.331, allocations: 35.69 kB / 0.5141 GB, free: 33.41 MB / 378.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 54 * Number of states: 0 () * Number of discrete variables: 107 (state33[33],$PRE.state33[33],state33[32],$PRE.state33[32],state33[31],$PRE.state33[31],state33[30],$PRE.state33[30],state33[29],$PRE.state33[29],state33[28],$PRE.state33[28],state33[27],$PRE.state33[27],state33[26],$PRE.state33[26],state33[25],$PRE.state33[25],state33[24],$PRE.state33[24],state33[23],$PRE.state33[23],state33[22],$PRE.state33[22],state33[21],$PRE.state33[21],state33[20],$PRE.state33[20],state33[19],$PRE.state33[19],state33[18],$PRE.state33[18],state33[17],$PRE.state33[17],state33[16],$PRE.state33[16],state33[15],$PRE.state33[15],state33[14],$PRE.state33[14],state33[13],$PRE.state33[13],state33[12],$PRE.state33[12],state33[11],$PRE.state33[11],state33[10],$PRE.state33[10],state33[9],$PRE.state33[9],state33[8],$PRE.state33[8],state33[7],$PRE.state33[7],state33[6],$PRE.state33[6],state33[5],$PRE.state33[5],state33[4],$PRE.state33[4],state33[3],$PRE.state33[3],state33[2],$PRE.state33[2],state33[1],$PRE.state33[1],state4c[4],$PRE.state4c[4],state4c[3],$PRE.state4c[3],state4c[2],$PRE.state4c[2],state4c[1],$PRE.state4c[1],state4b[4],$PRE.state4b[4],state4b[3],$PRE.state4b[3],state4b[2],$PRE.state4b[2],state4b[1],$PRE.state4b[1],state4a[4],$PRE.state4a[4],state4a[3],$PRE.state4a[3],state4a[2],$PRE.state4a[2],state4a[1],$PRE.state4a[1],state2[2],$PRE.state2[2],state2[1],$PRE.state2[1],r33,$PRE.r33,r4c,$PRE.r4c,r4b,$PRE.r4b,r4a,$PRE.r4a,r2,$PRE.r2,result,$PRE.result,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (107): * Single equations (assignments): 107 * 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 0.0001708/0.3311, allocations: 250.8 kB / 0.5144 GB, free: 33.23 MB / 378.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 1.36e-05/0.3312, allocations: 18.69 kB / 0.5144 GB, free: 33.22 MB / 378.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 1.562e-05/0.3312, allocations: 9.812 kB / 0.5144 GB, free: 33.21 MB / 378.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.583e-06/0.3312, allocations: 0 / 0.5144 GB, free: 33.21 MB / 378.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.037e-06/0.3312, allocations: 6.781 kB / 0.5144 GB, free: 33.2 MB / 378.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.234e-06/0.3312, allocations: 0 / 0.5144 GB, free: 33.2 MB / 378.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 9.118e-05/0.3313, allocations: 193.2 kB / 0.5146 GB, free: 32.99 MB / 378.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.12e-07/0.3313, allocations: 0 / 0.5146 GB, free: 32.99 MB / 378.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 4.408e-06/0.3313, allocations: 3.938 kB / 0.5146 GB, free: 32.99 MB / 378.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 1.222e-06/0.3313, allocations: 0 / 0.5146 GB, free: 32.99 MB / 378.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.653e-06/0.3313, allocations: 2.594 kB / 0.5146 GB, free: 32.99 MB / 378.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 9.62e-07/0.3313, allocations: 0 / 0.5146 GB, free: 32.99 MB / 378.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.12e-07/0.3313, allocations: 0 / 0.5146 GB, free: 32.99 MB / 378.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0009553/0.3323, allocations: 1.312 MB / 0.5159 GB, free: 32.13 MB / 378.7 MB Notification: Performance of postOpt removeConstants (simulation): time 2.701e-05/0.3323, allocations: 95.64 kB / 0.5159 GB, free: 32.02 MB / 378.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.219e-05/0.3324, allocations: 2.844 kB / 0.516 GB, free: 32.02 MB / 378.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 1.237e-05/0.3324, allocations: 0 / 0.516 GB, free: 32.02 MB / 378.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 2.288e-05/0.3324, allocations: 3.938 kB / 0.516 GB, free: 32.02 MB / 378.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.771e-06/0.3324, allocations: 2.938 kB / 0.516 GB, free: 32.02 MB / 378.7 MB Notification: Performance of sorting global known variables: time 1.384e-05/0.3324, allocations: 75.28 kB / 0.516 GB, free: 31.95 MB / 378.7 MB Notification: Performance of sort global known variables: time 1.01e-07/0.3324, allocations: 4.031 kB / 0.516 GB, free: 31.94 MB / 378.7 MB Notification: Performance of remove unused functions: time 0.0005422/0.333, allocations: 97.86 kB / 0.5161 GB, free: 31.91 MB / 378.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 54 ($whenCondition1,result,r2,r4a,r4b,r4c,r33,state2[1],state2[2],state4a[1],state4a[2],state4a[3],state4a[4],state4b[1],state4b[2],state4b[3],state4b[4],state4c[1],state4c[2],state4c[3],state4c[4],state33[1],state33[2],state33[3],state33[4],state33[5],state33[6],state33[7],state33[8],state33[9],state33[10],state33[11],state33[12],state33[13],state33[14],state33[15],state33[16],state33[17],state33[18],state33[19],state33[20],state33[21],state33[22],state33[23],state33[24],state33[25],state33[26],state33[27],state33[28],state33[29],state33[30],state33[31],state33[32],state33[33]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (2): * Single equations (assignments): 1 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 1 * 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 0.0004641/0.3335, allocations: 271.6 kB / 0.5164 GB, free: 31.77 MB / 378.7 MB Notification: Performance of simCode: created initialization part: time 0.0004791/0.3339, allocations: 468.3 kB / 0.5168 GB, free: 31.64 MB / 378.7 MB Notification: Performance of simCode: created event and clocks part: time 2.615e-06/0.334, allocations: 4.062 kB / 0.5168 GB, free: 31.64 MB / 378.7 MB Notification: Performance of simCode: created simulation system equations: time 9.874e-05/0.3341, allocations: 160.3 kB / 0.517 GB, free: 31.56 MB / 378.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001307/0.3342, allocations: 2.906 kB / 0.517 GB, free: 31.56 MB / 378.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0005616/0.3348, allocations: 0.7415 MB / 0.5177 GB, free: 31.09 MB / 378.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0001551/0.3349, allocations: 0.7436 MB / 0.5184 GB, free: 30.39 MB / 378.7 MB Notification: Performance of simCode: alias equations: time 7.966e-05/0.335, allocations: 43.14 kB / 0.5185 GB, free: 30.39 MB / 378.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 2.667e-05/0.335, allocations: 21.72 kB / 0.5185 GB, free: 30.38 MB / 378.7 MB Notification: Performance of SimCode: time 2.11e-07/0.3351, allocations: 0 / 0.5185 GB, free: 30.38 MB / 378.7 MB Notification: Performance of Templates: time 0.005438/0.3405, allocations: 2.978 MB / 0.5214 GB, free: 30.1 MB / 378.7 MB make -j1 -f ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers.makefile (rm -f ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers.pipe ; mkfifo ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers.pipe ; head -c 1048576 < ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers.pipe >> ../files/ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers.sim & ./ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers.pipe 2>&1) diffSimulationResults("ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/ModelicaTest/Math/Random/TestRandomNumbers/TestRandomNumbers.csv","../files/ModelicaTest_4.0.0_ModelicaTest.Math.Random.TestRandomNumbers.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches