Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir.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.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir,fileNamePrefix="Buildings_9_Buildings_Fluid_MixingVolumes_BaseClasses_Validation_MixingVolumeHeatPortAir",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir,fileNamePrefix="Buildings_9_Buildings_Fluid_MixingVolumes_BaseClasses_Validation_MixingVolumeHeatPortAir",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 0.001253/0.001254, allocations: 99.86 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 0.00139/0.00139, allocations: 177.3 kB / 15.94 MB, free: 228 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.44/1.44, allocations: 223.2 MB / 239.9 MB, free: 5.457 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 2.457/2.457, allocations: 390.3 MB / 0.6653 GB, free: 3.004 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.0003699/0.0003701, allocations: 8 kB / 0.8146 GB, free: 14.21 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8989/0.8993, allocations: 142.3 MB / 0.9536 GB, free: 8.102 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir): time 0.1809/1.08, allocations: 152.5 MB / 1.102 GB, free: 7.336 MB / 0.8575 GB Notification: Performance of NFInst.instExpressions: time 0.00987/1.09, allocations: 6.181 MB / 1.109 GB, free: 1.141 MB / 0.8575 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001228/1.091, allocations: 27.81 kB / 1.109 GB, free: 1.113 MB / 0.8575 GB Notification: Performance of NFTyping.typeComponents: time 0.001436/1.093, allocations: 446 kB / 1.109 GB, free: 0.6758 MB / 0.8575 GB Notification: Performance of NFTyping.typeBindings: time 0.004192/1.097, allocations: 1.379 MB / 1.11 GB, free: 15.29 MB / 0.8731 GB Notification: Performance of NFTyping.typeClassSections: time 0.002631/1.1, allocations: 0.8712 MB / 1.111 GB, free: 14.43 MB / 0.8731 GB Notification: Performance of NFFlatten.flatten: time 0.003326/1.103, allocations: 2.214 MB / 1.113 GB, free: 12.22 MB / 0.8731 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001523/1.105, allocations: 1.075 MB / 1.114 GB, free: 11.12 MB / 0.8731 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002041/1.107, allocations: 0.9967 MB / 1.115 GB, free: 10.12 MB / 0.8731 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001072/1.108, allocations: 0.7392 MB / 1.116 GB, free: 9.375 MB / 0.8731 GB Notification: Performance of NFPackage.collectConstants: time 0.0001126/1.108, allocations: 56 kB / 1.116 GB, free: 9.32 MB / 0.8731 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001756/1.11, allocations: 0.7099 MB / 1.117 GB, free: 8.609 MB / 0.8731 GB Notification: Performance of NFScalarize.scalarize: time 0.000457/1.11, allocations: 442.7 kB / 1.117 GB, free: 8.176 MB / 0.8731 GB Notification: Performance of NFVerifyModel.verify: time 0.0003962/1.111, allocations: 325 kB / 1.118 GB, free: 7.852 MB / 0.8731 GB Notification: Performance of NFConvertDAE.convert: time 0.002061/1.113, allocations: 1.948 MB / 1.119 GB, free: 5.898 MB / 0.8731 GB Notification: Performance of FrontEnd - DAE generated: time 3.256e-06/1.113, allocations: 0 / 1.119 GB, free: 5.898 MB / 0.8731 GB Notification: Performance of FrontEnd: time 2.215e-06/1.113, allocations: 0 / 1.119 GB, free: 5.898 MB / 0.8731 GB Notification: Performance of Transformations before backend: time 3.295e-05/1.113, allocations: 0 / 1.119 GB, free: 5.898 MB / 0.8731 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 247 * Number of variables: 247 Notification: Performance of Generate backend data structure: time 0.002672/1.115, allocations: 1.6 MB / 1.121 GB, free: 4.242 MB / 0.8731 GB Notification: Performance of prepare preOptimizeDAE: time 4.396e-05/1.115, allocations: 12.02 kB / 1.121 GB, free: 4.23 MB / 0.8731 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0002288/1.116, allocations: 164.1 kB / 1.121 GB, free: 4.062 MB / 0.8731 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003183/1.119, allocations: 497.7 kB / 1.122 GB, free: 3.574 MB / 0.8731 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002575/1.121, allocations: 1.167 MB / 1.123 GB, free: 2.363 MB / 0.8731 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.97e-05/1.122, allocations: 81.98 kB / 1.123 GB, free: 2.285 MB / 0.8731 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001775/1.122, allocations: 108 kB / 1.123 GB, free: 2.18 MB / 0.8731 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002254/1.124, allocations: 1.327 MB / 1.124 GB, free: 0.8477 MB / 0.8731 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.826e-05/1.124, allocations: 7.906 kB / 1.124 GB, free: 0.8398 MB / 0.8731 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001139/1.124, allocations: 36 kB / 1.124 GB, free: 0.8047 MB / 0.8731 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.242e-05/1.124, allocations: 42 kB / 1.124 GB, free: 0.7617 MB / 0.8731 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002167/1.126, allocations: 1.28 MB / 1.126 GB, free: 15.48 MB / 0.8887 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 0.007542/1.134, allocations: 4.941 MB / 1.13 GB, free: 10.14 MB / 0.8887 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00139/1.135, allocations: 1 MB / 1.131 GB, free: 9.141 MB / 0.8887 GB Notification: Performance of preOpt evalFunc (simulation): time 8.395e-05/1.135, allocations: 24.62 kB / 1.131 GB, free: 9.117 MB / 0.8887 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.777e-05/1.135, allocations: 51.17 kB / 1.131 GB, free: 9.059 MB / 0.8887 GB Notification: Performance of pre-optimization done (n=78): time 2.785e-06/1.136, allocations: 0 / 1.131 GB, free: 9.059 MB / 0.8887 GB Notification: Performance of matching and sorting (n=81): time 0.005427/1.141, allocations: 3.002 MB / 1.134 GB, free: 5.988 MB / 0.8887 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.316e-05/1.141, allocations: 60.06 kB / 1.134 GB, free: 5.918 MB / 0.8887 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001183/1.142, allocations: 0.981 MB / 1.135 GB, free: 4.914 MB / 0.8887 GB Notification: Performance of collectPreVariables (initialization): time 8.283e-05/1.142, allocations: 41.7 kB / 1.135 GB, free: 4.867 MB / 0.8887 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004258/1.143, allocations: 0.5468 MB / 1.136 GB, free: 4.312 MB / 0.8887 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002822/1.143, allocations: 283.8 kB / 1.136 GB, free: 4.031 MB / 0.8887 GB Notification: Performance of simplifyInitialFunctions (initialization): time 4.392e-05/1.143, allocations: 16 kB / 1.136 GB, free: 4.016 MB / 0.8887 GB Notification: Performance of setup shared object (initialization): time 0.0001601/1.143, allocations: 345.9 kB / 1.137 GB, free: 3.672 MB / 0.8887 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006001/1.144, allocations: 441.7 kB / 1.137 GB, free: 3.242 MB / 0.8887 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007561/1.145, allocations: 0.5863 MB / 1.138 GB, free: 2.609 MB / 0.8887 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007576/1.145, allocations: 0.5493 MB / 1.138 GB, free: 2.059 MB / 0.8887 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.264e-06/1.145, allocations: 0 / 1.138 GB, free: 2.059 MB / 0.8887 GB Notification: Performance of matching and sorting (n=97) (initialization): time 0.001964/1.147, allocations: 1.246 MB / 1.139 GB, free: 0.8008 MB / 0.8887 GB Notification: Performance of prepare postOptimizeDAE: time 0.0005862/1.148, allocations: 1.056 MB / 1.14 GB, free: 15.66 MB / 0.9044 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.635e-05/1.148, allocations: 4 kB / 1.14 GB, free: 15.66 MB / 0.9044 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0003037/1.148, allocations: 72.81 kB / 1.14 GB, free: 15.59 MB / 0.9044 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001124/1.149, allocations: 211.7 kB / 1.141 GB, free: 15.38 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002965/1.152, allocations: 3.01 MB / 1.144 GB, free: 12.19 MB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001609/1.154, allocations: 151.6 kB / 1.144 GB, free: 12.04 MB / 0.9044 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.317e-05/1.154, allocations: 32 kB / 1.144 GB, free: 12.01 MB / 0.9044 GB Notification: Performance of prepare postOptimizeDAE: time 1.063e-05/1.154, allocations: 8 kB / 1.144 GB, free: 12 MB / 0.9044 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001707/1.156, allocations: 1.125 MB / 1.145 GB, free: 10.88 MB / 0.9044 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.153e-06/1.156, allocations: 4 kB / 1.145 GB, free: 10.88 MB / 0.9044 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001978/1.156, allocations: 73.16 kB / 1.145 GB, free: 10.8 MB / 0.9044 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006745/1.157, allocations: 175.8 kB / 1.145 GB, free: 10.63 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001608/1.158, allocations: 1.842 MB / 1.147 GB, free: 8.648 MB / 0.9044 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001576/1.16, allocations: 150 kB / 1.147 GB, free: 8.504 MB / 0.9044 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.989e-05/1.16, allocations: 28 kB / 1.147 GB, free: 8.477 MB / 0.9044 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 12 * 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 (92): * Single equations (assignments): 89 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 2 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 2 {1,1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(1,100.0%) 5} * Non-linear torn systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0009681/1.161, allocations: 0.6058 MB / 1.148 GB, free: 7.859 MB / 0.9044 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001993/1.161, allocations: 110.7 kB / 1.148 GB, free: 7.75 MB / 0.9044 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001825/1.163, allocations: 1.208 MB / 1.149 GB, free: 6.535 MB / 0.9044 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.054e-05/1.163, allocations: 8 kB / 1.149 GB, free: 6.527 MB / 0.9044 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.918e-06/1.163, allocations: 0 / 1.149 GB, free: 6.527 MB / 0.9044 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001449/1.165, allocations: 1.249 MB / 1.15 GB, free: 5.207 MB / 0.9044 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004393/1.169, allocations: 2.812 MB / 1.153 GB, free: 2.312 MB / 0.9044 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.581e-06/1.169, allocations: 0 / 1.153 GB, free: 2.312 MB / 0.9044 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00102/1.17, allocations: 227.7 kB / 1.153 GB, free: 2.09 MB / 0.9044 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001929/1.17, allocations: 76.7 kB / 1.153 GB, free: 2.012 MB / 0.9044 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.816e-05/1.17, allocations: 27.98 kB / 1.153 GB, free: 1.984 MB / 0.9044 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002128/1.172, allocations: 3.011 MB / 1.156 GB, free: 14.79 MB / 0.92 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.515e-06/1.172, allocations: 0 / 1.156 GB, free: 14.79 MB / 0.92 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00246/1.175, allocations: 1.944 MB / 1.158 GB, free: 12.75 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0008091/1.176, allocations: 323.6 kB / 1.158 GB, free: 12.41 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00015/1.176, allocations: 23.95 kB / 1.158 GB, free: 12.39 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001105/1.177, allocations: 123.6 kB / 1.159 GB, free: 12.27 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001281/1.177, allocations: 52.58 kB / 1.159 GB, free: 12.21 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.969e-05/1.177, allocations: 35.97 kB / 1.159 GB, free: 12.18 MB / 0.92 GB Notification: Performance of sorting global known variables: time 0.0011/1.178, allocations: 0.6919 MB / 1.159 GB, free: 11.48 MB / 0.92 GB Notification: Performance of sort global known variables: time 1.4e-07/1.178, allocations: 0 / 1.159 GB, free: 11.48 MB / 0.92 GB Notification: Performance of remove unused functions: time 0.002262/1.181, allocations: 0.6601 MB / 1.16 GB, free: 10.82 MB / 0.92 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 9 * Number of states: 7 (vol[1].dynBal.medium.Xi[1],vol[1].dynBal.U,vol[2].dynBal.medium.Xi[1],vol[2].dynBal.U,vol[3].dynBal.medium.Xi[1],vol[3].dynBal.U,vol[3].dynBal.m) * 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 (76): * Single equations (assignments): 73 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 2 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 2 {1,1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(1,100.0%) 5} * Non-linear torn systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.003831/1.184, allocations: 3.156 MB / 1.163 GB, free: 7.594 MB / 0.92 GB Notification: Performance of simCode: created initialization part: time 0.003194/1.188, allocations: 1.909 MB / 1.165 GB, free: 5.656 MB / 0.92 GB Notification: Performance of simCode: created event and clocks part: time 6.843e-06/1.188, allocations: 0 / 1.165 GB, free: 5.656 MB / 0.92 GB Notification: Performance of simCode: created simulation system equations: time 0.0009304/1.189, allocations: 0.6776 MB / 1.166 GB, free: 4.969 MB / 0.92 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003787/1.192, allocations: 0.7857 MB / 1.166 GB, free: 4.191 MB / 0.92 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01571/1.208, allocations: 10.28 MB / 1.176 GB, free: 9.605 MB / 0.9356 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001171/1.209, allocations: 1.452 MB / 1.178 GB, free: 8.121 MB / 0.9356 GB Notification: Performance of simCode: alias equations: time 0.002077/1.211, allocations: 0.6962 MB / 1.178 GB, free: 7.422 MB / 0.9356 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007/1.212, allocations: 455.2 kB / 1.179 GB, free: 6.977 MB / 0.9356 GB Notification: Performance of SimCode: time 2.194e-06/1.212, allocations: 0 / 1.179 GB, free: 6.977 MB / 0.9356 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.07627/1.288, allocations: 38.03 MB / 1.216 GB, free: 1.488 MB / 0.9669 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002847/1.289, allocations: 292.6 kB / 1.216 GB, free: 1.121 MB / 0.9669 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.464/3.753, allocations: 6.594 kB / 1.216 GB, free: 1.117 MB / 0.9669 GB (rm -f Buildings_9_Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir.pipe ; mkfifo Buildings_9_Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir.pipe ; head -c 1048576 < Buildings_9_Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir.pipe >> ../files/Buildings_9_Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator -r=Buildings_9_Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir_res.mat --tempDir=temp_Buildings_9_Buildings_Fluid_MixingVolumes_BaseClasses_Validation_MixingVolumeHeatPortAir_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Fluid_MixingVolumes_BaseClasses_Validation_MixingVolumeHeatPortAir.fmu > Buildings_9_Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result Buildings_9_Buildings.Fluid.MixingVolumes.BaseClasses.Validation.MixingVolumeHeatPortAir_res.mat does not exist to compare? outputFormat=mat