Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.HeatTransfer.Windows.Examples.Window.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 10.0.0-master/package.mo", uses=false) Using package Buildings with version 10.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-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.HeatTransfer.Windows.Examples.Window,fileNamePrefix="Buildings_latest_Buildings_HeatTransfer_Windows_Examples_Window",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.HeatTransfer.Windows.Examples.Window,fileNamePrefix="Buildings_latest_Buildings_HeatTransfer_Windows_Examples_Window",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 0.001225/0.001225, allocations: 100.1 kB / 15.05 MB, free: 1.105 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001434/0.001434, allocations: 177.3 kB / 15.95 MB, free: 216 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.414/1.414, allocations: 223.2 MB / 239.9 MB, free: 5.363 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo): time 2.6/2.6, allocations: 409.2 MB / 0.6838 GB, free: 0.9727 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.0003543/0.0003543, allocations: 12 kB / 0.8375 GB, free: 6.543 MB / 0.6856 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7334/0.7338, allocations: 146.8 MB / 0.9809 GB, free: 6.406 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.HeatTransfer.Windows.Examples.Window): time 0.01392/0.7478, allocations: 10.9 MB / 0.9915 GB, free: 11.47 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.1843/0.9321, allocations: 136.1 MB / 1.124 GB, free: 3.031 MB / 0.8731 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003709/0.9358, allocations: 55.69 kB / 1.124 GB, free: 2.977 MB / 0.8731 GB Notification: Performance of NFTyping.typeComponents: time 0.00671/0.9426, allocations: 1.825 MB / 1.126 GB, free: 1.145 MB / 0.8731 GB Notification: Performance of NFTyping.typeBindings: time 0.006374/0.949, allocations: 1.646 MB / 1.128 GB, free: 15.5 MB / 0.8887 GB Notification: Performance of NFTyping.typeClassSections: time 0.006141/0.9551, allocations: 1.747 MB / 1.13 GB, free: 13.76 MB / 0.8887 GB Notification: Performance of NFFlatten.flatten: time 0.00867/0.9638, allocations: 4.442 MB / 1.134 GB, free: 9.316 MB / 0.8887 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002931/0.9668, allocations: 1.685 MB / 1.136 GB, free: 7.578 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004518/0.9713, allocations: 2.039 MB / 1.138 GB, free: 5.531 MB / 0.8887 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004236/0.9756, allocations: 1.859 MB / 1.139 GB, free: 3.664 MB / 0.8887 GB Notification: Performance of NFPackage.collectConstants: time 0.0007857/0.9764, allocations: 144 kB / 1.139 GB, free: 3.523 MB / 0.8887 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005645/0.9821, allocations: 2.075 MB / 1.142 GB, free: 1.445 MB / 0.8887 GB Notification: Performance of NFScalarize.scalarize: time 0.003363/0.9855, allocations: 3.172 MB / 1.145 GB, free: 14.27 MB / 0.9044 GB Notification: Performance of NFVerifyModel.verify: time 0.002567/0.9881, allocations: 1.143 MB / 1.146 GB, free: 13.11 MB / 0.9044 GB Notification: Performance of NFConvertDAE.convert: time 0.01666/1.005, allocations: 11.35 MB / 1.157 GB, free: 1.734 MB / 0.9044 GB Notification: Performance of FrontEnd - DAE generated: time 4.939e-06/1.005, allocations: 0 / 1.157 GB, free: 1.734 MB / 0.9044 GB Notification: Performance of FrontEnd: time 1.874e-06/1.005, allocations: 4 kB / 1.157 GB, free: 1.73 MB / 0.9044 GB Notification: Performance of Transformations before backend: time 0.000447/1.005, allocations: 0 / 1.157 GB, free: 1.73 MB / 0.9044 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 680 * Number of variables: 680 Notification: Performance of Generate backend data structure: time 0.02574/1.031, allocations: 8.669 MB / 1.165 GB, free: 8.957 MB / 0.92 GB Notification: Performance of prepare preOptimizeDAE: time 5.219e-05/1.031, allocations: 12.03 kB / 1.165 GB, free: 8.945 MB / 0.92 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00148/1.033, allocations: 379.2 kB / 1.166 GB, free: 8.566 MB / 0.92 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.03075/1.063, allocations: 4.669 MB / 1.17 GB, free: 3.883 MB / 0.92 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.8973/1.961, allocations: 259.7 MB / 1.424 GB, free: 94.45 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001809/1.961, allocations: 225.2 kB / 1.424 GB, free: 94.23 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009619/1.962, allocations: 300 kB / 1.424 GB, free: 93.93 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01031/1.972, allocations: 4.426 MB / 1.429 GB, free: 89.38 MB / 0.9981 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.118e-05/1.972, allocations: 0 / 1.429 GB, free: 89.38 MB / 0.9981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003222/1.973, allocations: 116 kB / 1.429 GB, free: 89.27 MB / 0.9981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.441e-05/1.973, allocations: 68 kB / 1.429 GB, free: 89.2 MB / 0.9981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008994/1.982, allocations: 4.022 MB / 1.433 GB, free: 85.17 MB / 0.9981 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 0.06484/2.047, allocations: 79.92 MB / 1.511 GB, free: 4.438 MB / 0.9981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0095/2.056, allocations: 3.833 MB / 1.515 GB, free: 0.5977 MB / 0.9981 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005352/2.057, allocations: 440.8 kB / 1.515 GB, free: 108 kB / 0.9981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.008051/2.065, allocations: 2.941 MB / 1.518 GB, free: 13.15 MB / 1.014 GB Notification: Performance of pre-optimization done (n=213): time 5.46e-06/2.065, allocations: 0 / 1.518 GB, free: 13.15 MB / 1.014 GB Notification: Performance of matching and sorting (n=213): time 0.05072/2.116, allocations: 13.7 MB / 1.531 GB, free: 15.34 MB / 1.029 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0003068/2.116, allocations: 373.2 kB / 1.532 GB, free: 14.91 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 1.027/3.143, allocations: 317.3 MB / 1.841 GB, free: 315.9 MB / 1.186 GB Notification: Performance of collectPreVariables (initialization): time 0.001033/3.144, allocations: 85.69 kB / 1.842 GB, free: 315.8 MB / 1.186 GB Notification: Performance of collectInitialEqns (initialization): time 0.003573/3.148, allocations: 2.969 MB / 1.844 GB, free: 313.2 MB / 1.186 GB Notification: Performance of collectInitialBindings (initialization): time 0.00115/3.149, allocations: 0.7008 MB / 1.845 GB, free: 312.7 MB / 1.186 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003759/3.15, allocations: 52 kB / 1.845 GB, free: 312.6 MB / 1.186 GB Notification: Performance of setup shared object (initialization): time 0.0001782/3.15, allocations: 421.8 kB / 1.846 GB, free: 312.2 MB / 1.186 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0113/3.161, allocations: 3.928 MB / 1.849 GB, free: 308.3 MB / 1.186 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01227/3.173, allocations: 4.366 MB / 1.854 GB, free: 303.9 MB / 1.186 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01155/3.185, allocations: 3.951 MB / 1.858 GB, free: 300 MB / 1.186 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.823e-05/3.185, allocations: 4 kB / 1.858 GB, free: 300 MB / 1.186 GB Notification: Performance of matching and sorting (n=357) (initialization): time 0.03367/3.219, allocations: 10.78 MB / 1.868 GB, free: 289.2 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 0.0008562/3.22, allocations: 3.357 MB / 1.871 GB, free: 285.6 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.02518/3.245, allocations: 8.856 MB / 1.88 GB, free: 276.7 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.08473/3.33, allocations: 10.88 MB / 1.891 GB, free: 265.8 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00566/3.335, allocations: 0.8152 MB / 1.891 GB, free: 265 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01097/3.346, allocations: 7.918 MB / 1.899 GB, free: 256.7 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.009163/3.355, allocations: 1.082 MB / 1.9 GB, free: 255.6 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009417/3.356, allocations: 173.5 kB / 1.9 GB, free: 255.4 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 1.274e-05/3.356, allocations: 0 / 1.9 GB, free: 255.4 MB / 1.186 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.03049/3.387, allocations: 9.619 MB / 1.91 GB, free: 245.8 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.02286/3.41, allocations: 8.662 MB / 1.918 GB, free: 237 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.003332/3.413, allocations: 1.177 MB / 1.919 GB, free: 235.8 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006359/3.42, allocations: 0.9128 MB / 1.92 GB, free: 234.9 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01267/3.432, allocations: 11.97 MB / 1.932 GB, free: 222.4 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.009545/3.442, allocations: 1.031 MB / 1.933 GB, free: 221.4 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001044/3.443, allocations: 163.9 kB / 1.933 GB, free: 221.2 MB / 1.186 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 28 * Number of states: 0 () * Number of discrete variables: 18 ($whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,$PRE.HDirTil.incAng.decAng.tNext,HDirTil.incAng.decAng.tNext,$PRE.weaDat.locTim.tNext,weaDat.locTim.tNext,$PRE.weaDat.conTimMin.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTim.tNext,$PRE.weaDat.eqnTim.tNext,weaDat.eqnTim.tNext,$PRE.weaDat.decAng.tNext,weaDat.decAng.tNext) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (274): * Single equations (assignments): 269 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 1 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 1 {1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(1,100.0%) 6} * Non-linear torn systems: 2 {12 49,1 2} Notification: Performance of prepare postOptimizeDAE: time 0.004887/3.448, allocations: 2.628 MB / 1.936 GB, free: 218.6 MB / 1.186 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.002915/3.451, allocations: 0.5977 MB / 1.936 GB, free: 218 MB / 1.186 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02314/3.474, allocations: 8.489 MB / 1.945 GB, free: 209.5 MB / 1.186 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.198e-05/3.474, allocations: 24 kB / 1.945 GB, free: 209.4 MB / 1.186 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.198e-05/3.474, allocations: 0 / 1.945 GB, free: 209.4 MB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.785e-05/3.474, allocations: 12.17 kB / 1.945 GB, free: 209.4 MB / 1.186 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01113/3.485, allocations: 6.925 MB / 1.951 GB, free: 202.3 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.01624/3.502, allocations: 6.07 MB / 1.957 GB, free: 196.2 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002984/3.505, allocations: 431.4 kB / 1.958 GB, free: 195.8 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.1031/3.608, allocations: 15.69 MB / 1.973 GB, free: 180.1 MB / 1.186 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007958/3.609, allocations: 84.62 kB / 1.973 GB, free: 180 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01075/3.619, allocations: 8.013 MB / 1.981 GB, free: 171.6 MB / 1.186 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.366e-06/3.619, allocations: 0 / 1.981 GB, free: 171.6 MB / 1.186 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01859/3.638, allocations: 6.815 MB / 1.988 GB, free: 164.7 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.005696/3.644, allocations: 2.311 MB / 1.99 GB, free: 162.4 MB / 1.186 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.002142/3.646, allocations: 52.09 kB / 1.99 GB, free: 162.3 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.005617/3.651, allocations: 0.689 MB / 1.991 GB, free: 161.6 MB / 1.186 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003204/3.652, allocations: 154.5 kB / 1.991 GB, free: 161.5 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002575/3.652, allocations: 115.9 kB / 1.991 GB, free: 161.4 MB / 1.186 GB Notification: Performance of sorting global known variables: time 0.8171/4.469, allocations: 252.5 MB / 2.237 GB, free: 362.1 MB / 1.186 GB Notification: Performance of sort global known variables: time 1.032e-06/4.469, allocations: 0 / 2.237 GB, free: 362.1 MB / 1.186 GB Notification: Performance of remove unused functions: time 0.01354/4.483, allocations: 3.097 MB / 2.24 GB, free: 359.4 MB / 1.186 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 12 ($whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,HDirTil.incAng.decAng.tNext,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext) * Number of discrete states: 6 (HDirTil.incAng.decAng.tNext,weaDat.locTim.tNext,weaDat.conTimMin.tNext,weaDat.conTim.tNext,weaDat.eqnTim.tNext,weaDat.decAng.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (147): * Single equations (assignments): 136 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 6 * If-equations: 0 * Equation systems (linear and non-linear blocks): 1 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 1 {1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(1,100.0%) 6} * Non-linear torn systems: 2 {12 57,1 3} Notification: Performance of Backend phase and start with SimCode phase: time 0.02244/4.505, allocations: 8.308 MB / 2.249 GB, free: 352.7 MB / 1.186 GB Notification: Performance of simCode: created initialization part: time 0.03373/4.539, allocations: 14.69 MB / 2.263 GB, free: 338 MB / 1.186 GB Notification: Performance of simCode: created event and clocks part: time 1.02e-05/4.539, allocations: 0 / 2.263 GB, free: 338 MB / 1.186 GB Notification: Performance of simCode: created simulation system equations: time 0.008316/4.547, allocations: 3.795 MB / 2.267 GB, free: 334.3 MB / 1.186 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.006263/4.554, allocations: 0.8683 MB / 2.267 GB, free: 333.4 MB / 1.186 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03775/4.591, allocations: 24.48 MB / 2.291 GB, free: 308.3 MB / 1.186 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003919/4.595, allocations: 4.045 MB / 2.295 GB, free: 304.2 MB / 1.186 GB Notification: Performance of simCode: alias equations: time 0.01024/4.606, allocations: 3.15 MB / 2.298 GB, free: 301.1 MB / 1.186 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.006132/4.612, allocations: 3.104 MB / 2.301 GB, free: 298 MB / 1.186 GB Notification: Performance of SimCode: time 7.72e-07/4.612, allocations: 0 / 2.301 GB, free: 298 MB / 1.186 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.9884/5.6, allocations: 301.8 MB / 2.596 GB, free: 399.5 MB / 1.186 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001667/5.601, allocations: 259.7 kB / 2.596 GB, free: 399.2 MB / 1.186 GB Notification: Performance of buildModelFMU: Generate platform static: time 9.383/14.98, allocations: 3.062 kB / 2.596 GB, free: 399.2 MB / 1.186 GB (rm -f Buildings_latest_Buildings.HeatTransfer.Windows.Examples.Window.pipe ; mkfifo Buildings_latest_Buildings.HeatTransfer.Windows.Examples.Window.pipe ; head -c 1048576 < Buildings_latest_Buildings.HeatTransfer.Windows.Examples.Window.pipe >> ../files/Buildings_latest_Buildings.HeatTransfer.Windows.Examples.Window.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator -r=Buildings_latest_Buildings.HeatTransfer.Windows.Examples.Window_res.mat --tempDir=temp_Buildings_latest_Buildings_HeatTransfer_Windows_Examples_Window_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_latest_Buildings_HeatTransfer_Windows_Examples_Window.fmu > Buildings_latest_Buildings.HeatTransfer.Windows.Examples.Window.pipe 2>&1) Environment - environmentSimulation: TODO: How the !@#!# did the simulation report success but simulation result Buildings_latest_Buildings.HeatTransfer.Windows.Examples.Window_res.mat does not exist to compare? outputFormat=mat