Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput.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 9.1.1-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.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.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput,fileNamePrefix="Buildings_9_Buildings_Obsolete_Controls_OBC_CDL_Continuous_Validation_LimPIDInitialDerivativeOutput",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput,fileNamePrefix="Buildings_9_Buildings_Obsolete_Controls_OBC_CDL_Continuous_Validation_LimPIDInitialDerivativeOutput",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 0.0009883/0.0009883, allocations: 86.88 kB / 15.06 MB, free: 1.09 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001215/0.001215, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.364/1.364, allocations: 223.3 MB / 240 MB, free: 5.441 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo): time 2.326/2.326, allocations: 390.4 MB / 0.6655 GB, free: 2.945 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.0003432/0.0003433, allocations: 12 kB / 0.8149 GB, free: 14.13 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7196/0.72, allocations: 142.3 MB / 0.9539 GB, free: 8.055 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput): time 0.002409/0.7224, allocations: 2.284 MB / 0.9561 GB, free: 6.238 MB / 0.7169 GB Notification: Performance of NFInst.instExpressions: time 0.0009647/0.7234, allocations: 0.5763 MB / 0.9567 GB, free: 5.754 MB / 0.7169 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002152/0.7236, allocations: 12.97 kB / 0.9567 GB, free: 5.75 MB / 0.7169 GB Notification: Performance of NFTyping.typeComponents: time 0.000188/0.7238, allocations: 61.22 kB / 0.9567 GB, free: 5.695 MB / 0.7169 GB Notification: Performance of NFTyping.typeBindings: time 0.0002256/0.7241, allocations: 50.58 kB / 0.9568 GB, free: 5.652 MB / 0.7169 GB Notification: Performance of NFTyping.typeClassSections: time 0.0002202/0.7243, allocations: 107.8 kB / 0.9569 GB, free: 5.566 MB / 0.7169 GB Notification: Performance of NFFlatten.flatten: time 0.0003618/0.7247, allocations: 466.7 kB / 0.9573 GB, free: 5.277 MB / 0.7169 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0002857/0.725, allocations: 171.2 kB / 0.9575 GB, free: 5.18 MB / 0.7169 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001011/0.7251, allocations: 109.5 kB / 0.9576 GB, free: 5.109 MB / 0.7169 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001347/0.7252, allocations: 135.7 kB / 0.9577 GB, free: 5.004 MB / 0.7169 GB Notification: Performance of NFPackage.collectConstants: time 3.876e-05/0.7253, allocations: 11.06 kB / 0.9577 GB, free: 5.004 MB / 0.7169 GB Notification: Performance of NFFlatten.collectFunctions: time 2.754e-05/0.7253, allocations: 12.38 kB / 0.9578 GB, free: 5.004 MB / 0.7169 GB Notification: Performance of NFScalarize.scalarize: time 4.275e-05/0.7253, allocations: 55.89 kB / 0.9578 GB, free: 4.961 MB / 0.7169 GB Notification: Performance of NFVerifyModel.verify: time 5.307e-05/0.7254, allocations: 89.05 kB / 0.9579 GB, free: 4.887 MB / 0.7169 GB Notification: Performance of NFConvertDAE.convert: time 0.000289/0.7257, allocations: 472 kB / 0.9583 GB, free: 4.504 MB / 0.7169 GB Notification: Performance of FrontEnd - DAE generated: time 4.859e-06/0.7257, allocations: 1.125 kB / 0.9583 GB, free: 4.504 MB / 0.7169 GB Notification: Performance of FrontEnd: time 1.613e-06/0.7257, allocations: 3.938 kB / 0.9583 GB, free: 4.5 MB / 0.7169 GB Notification: Performance of Transformations before backend: time 6.342e-06/0.7257, allocations: 0 / 0.9583 GB, free: 4.5 MB / 0.7169 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 92 * Number of variables: 92 Notification: Performance of Generate backend data structure: time 0.0008934/0.7266, allocations: 0.7002 MB / 0.959 GB, free: 3.902 MB / 0.7169 GB Notification: Performance of prepare preOptimizeDAE: time 3.581e-05/0.7267, allocations: 9.75 kB / 0.959 GB, free: 3.902 MB / 0.7169 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 6.357e-05/0.7267, allocations: 78.11 kB / 0.9591 GB, free: 3.828 MB / 0.7169 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 7.712e-05/0.7268, allocations: 53.05 kB / 0.9592 GB, free: 3.801 MB / 0.7169 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000342/0.7272, allocations: 353.5 kB / 0.9595 GB, free: 3.469 MB / 0.7169 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.52e-05/0.7272, allocations: 32.12 kB / 0.9595 GB, free: 3.449 MB / 0.7169 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.18e-05/0.7273, allocations: 37.53 kB / 0.9596 GB, free: 3.438 MB / 0.7169 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005799/0.7278, allocations: 405.6 kB / 0.96 GB, free: 3.176 MB / 0.7169 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.176e-05/0.7279, allocations: 0 / 0.96 GB, free: 3.176 MB / 0.7169 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.866e-05/0.7279, allocations: 16.12 kB / 0.96 GB, free: 3.164 MB / 0.7169 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.051e-05/0.7279, allocations: 9.625 kB / 0.96 GB, free: 3.164 MB / 0.7169 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005264/0.7284, allocations: 298.1 kB / 0.9603 GB, free: 3.027 MB / 0.7169 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001709/0.7302, allocations: 1.523 MB / 0.9618 GB, free: 1.762 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006229/0.7308, allocations: 281.6 kB / 0.962 GB, free: 1.629 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002149/0.731, allocations: 130.5 kB / 0.9621 GB, free: 1.562 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 2.205e-05/0.7311, allocations: 2.438 kB / 0.9621 GB, free: 1.562 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.05e-05/0.7311, allocations: 37.31 kB / 0.9622 GB, free: 1.52 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=19): time 2.023e-06/0.7311, allocations: 0 / 0.9622 GB, free: 1.52 MB / 0.7169 GB Notification: Performance of matching and sorting (n=19): time 0.0006508/0.7317, allocations: 327 kB / 0.9625 GB, free: 1.355 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.132e-05/0.7318, allocations: 105.8 kB / 0.9626 GB, free: 1.23 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004279/0.7322, allocations: 421.7 kB / 0.963 GB, free: 0.9766 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 1.812e-05/0.7322, allocations: 35.05 kB / 0.963 GB, free: 0.9375 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001304/0.7324, allocations: 258 kB / 0.9633 GB, free: 0.7031 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 4.141e-05/0.7324, allocations: 71.84 kB / 0.9633 GB, free: 0.6406 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 1.274e-05/0.7324, allocations: 5.438 kB / 0.9633 GB, free: 0.6367 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 6.98e-05/0.7325, allocations: 351.6 kB / 0.9637 GB, free: 300 kB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002131/0.7327, allocations: 112.2 kB / 0.9638 GB, free: 248 kB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002491/0.733, allocations: 208.2 kB / 0.964 GB, free: 76 kB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002354/0.7332, allocations: 136.3 kB / 0.9641 GB, free: 12 kB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.565e-06/0.7333, allocations: 0 / 0.9641 GB, free: 12 kB / 0.7169 GB Notification: Performance of matching and sorting (n=38) (initialization): time 0.0006497/0.7339, allocations: 376.5 kB / 0.9645 GB, free: 15.82 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 9.388e-05/0.734, allocations: 143.2 kB / 0.9646 GB, free: 15.65 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.382e-06/0.734, allocations: 6.5 kB / 0.9646 GB, free: 15.65 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.443e-05/0.734, allocations: 3.781 kB / 0.9646 GB, free: 15.65 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002815/0.7343, allocations: 71.92 kB / 0.9647 GB, free: 15.63 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.123e-05/0.7344, allocations: 4.375 kB / 0.9647 GB, free: 15.63 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002241/0.7346, allocations: 66.8 kB / 0.9648 GB, free: 15.59 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.992e-05/0.7346, allocations: 18.25 kB / 0.9648 GB, free: 15.59 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 6.191e-06/0.7346, allocations: 7.781 kB / 0.9648 GB, free: 15.58 MB / 0.7325 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0003602/0.735, allocations: 238.6 kB / 0.965 GB, free: 15.47 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.699e-06/0.735, allocations: 6.266 kB / 0.965 GB, free: 15.47 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 5.58e-06/0.735, allocations: 4.688 kB / 0.965 GB, free: 15.47 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002104/0.7352, allocations: 62.69 kB / 0.9651 GB, free: 15.45 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.392e-06/0.7352, allocations: 3.312 kB / 0.9651 GB, free: 15.45 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001587/0.7354, allocations: 44.64 kB / 0.9651 GB, free: 15.43 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.992e-05/0.7354, allocations: 12.94 kB / 0.9651 GB, free: 15.42 MB / 0.7325 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 9 * Number of states: 0 () * Number of discrete variables: 2 (limPD.noTri.y,limPID.noTri.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (38): * Single equations (assignments): 38 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0002163/0.7357, allocations: 237.6 kB / 0.9654 GB, free: 15.2 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.516e-05/0.7357, allocations: 37.66 kB / 0.9654 GB, free: 15.18 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 9.548e-05/0.7358, allocations: 50.09 kB / 0.9655 GB, free: 15.14 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.15e-06/0.7358, allocations: 2.688 kB / 0.9655 GB, free: 15.14 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.392e-06/0.7359, allocations: 4 kB / 0.9655 GB, free: 15.13 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.61e-06/0.7359, allocations: 0 / 0.9655 GB, free: 15.13 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001201/0.7371, allocations: 0.7748 MB / 0.9662 GB, free: 14.52 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.265e-06/0.7371, allocations: 1.438 kB / 0.9662 GB, free: 14.52 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001934/0.7373, allocations: 46.69 kB / 0.9663 GB, free: 14.51 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 4.799e-06/0.7373, allocations: 1.844 kB / 0.9663 GB, free: 14.51 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.838e-05/0.7373, allocations: 10.94 kB / 0.9663 GB, free: 14.5 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.845e-06/0.7373, allocations: 2.031 kB / 0.9663 GB, free: 14.5 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.034e-06/0.7373, allocations: 2.156 kB / 0.9663 GB, free: 14.5 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0007166/0.7381, allocations: 482.4 kB / 0.9667 GB, free: 14.17 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001083/0.7382, allocations: 123 kB / 0.9669 GB, free: 14.04 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.42e-05/0.7382, allocations: 7.438 kB / 0.9669 GB, free: 14.04 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002115/0.7385, allocations: 31.84 kB / 0.9669 GB, free: 14.02 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 2.979e-05/0.7385, allocations: 10.52 kB / 0.9669 GB, free: 14.02 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.748e-05/0.7385, allocations: 12.97 kB / 0.9669 GB, free: 14.01 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.0003432/0.7389, allocations: 290.4 kB / 0.9672 GB, free: 13.83 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.1e-07/0.7389, allocations: 0 / 0.9672 GB, free: 13.83 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.0005609/0.7394, allocations: 131.2 kB / 0.9673 GB, free: 13.79 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 3 (limPID.I.y,limPID.D.x,limPD.D.x) * 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 (19): * Single equations (assignments): 19 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001034/0.7405, allocations: 1.022 MB / 0.9683 GB, free: 12.94 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.0007007/0.7412, allocations: 382.7 kB / 0.9687 GB, free: 12.78 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 2.925e-06/0.7412, allocations: 1.875 kB / 0.9687 GB, free: 12.78 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.0001983/0.7414, allocations: 104 kB / 0.9688 GB, free: 12.74 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005509/0.742, allocations: 87.73 kB / 0.9689 GB, free: 12.69 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003621/0.7456, allocations: 2.283 MB / 0.9711 GB, free: 11.22 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003671/0.746, allocations: 0.8022 MB / 0.9719 GB, free: 10.47 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.0001823/0.7462, allocations: 51.14 kB / 0.9719 GB, free: 10.44 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002039/0.7464, allocations: 137.6 kB / 0.9721 GB, free: 10.33 MB / 0.7325 GB Notification: Performance of SimCode: time 7.42e-07/0.7464, allocations: 1.344 kB / 0.9721 GB, free: 10.33 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02587/0.7723, allocations: 7.11 MB / 0.979 GB, free: 6.043 MB / 0.7325 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002718/0.7726, allocations: 231.2 kB / 0.9792 GB, free: 5.801 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate platform static: time 1.848/2.621, allocations: 0 / 0.9792 GB, free: 5.801 MB / 0.7325 GB (rm -f Buildings_9_Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput.pipe ; mkfifo Buildings_9_Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput.pipe ; head -c 1048576 < Buildings_9_Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput.pipe >> ../files/Buildings_9_Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator -r=Buildings_9_Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput_res.mat --tempDir=temp_Buildings_9_Buildings_Obsolete_Controls_OBC_CDL_Continuous_Validation_LimPIDInitialDerivativeOutput_fmu --startTime=0 --stopTime=0.2 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Obsolete_Controls_OBC_CDL_Continuous_Validation_LimPIDInitialDerivativeOutput.fmu > Buildings_9_Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result Buildings_9_Buildings.Obsolete.Controls.OBC.CDL.Continuous.Validation.LimPIDInitialDerivativeOutput_res.mat does not exist to compare? outputFormat=mat