Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.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.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT,fileNamePrefix="Buildings_9_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesSpecializedWaterConstantProperties_pT",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT,fileNamePrefix="Buildings_9_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesSpecializedWaterConstantProperties_pT",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 0.0009984/0.0009984, 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 0.0009548/0.0009549, 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 1.41/1.41, allocations: 223.2 MB / 239.9 MB, free: 5.465 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 2.446/2.446, allocations: 390.3 MB / 0.6653 GB, free: 3.035 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003362/0.0003363, allocations: 16 kB / 0.8146 GB, free: 14.26 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7327/0.733, allocations: 142.3 MB / 0.9536 GB, free: 8.125 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT): time 0.05205/0.7851, allocations: 31.48 MB / 0.9843 GB, free: 15.45 MB / 0.7481 GB
Notification: Performance of NFInst.instExpressions: time 0.0138/0.799, allocations: 6.091 MB / 0.9903 GB, free: 10.54 MB / 0.7481 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001772/0.8008, allocations: 35.75 kB / 0.9903 GB, free: 10.5 MB / 0.7481 GB
Notification: Performance of NFTyping.typeComponents: time 0.001982/0.8028, allocations: 402 kB / 0.9907 GB, free: 10.11 MB / 0.7481 GB
Notification: Performance of NFTyping.typeBindings: time 0.005526/0.8084, allocations: 1.176 MB / 0.9918 GB, free: 8.93 MB / 0.7481 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004611/0.813, allocations: 1.069 MB / 0.9929 GB, free: 7.879 MB / 0.7481 GB
Notification: Performance of NFFlatten.flatten: time 0.004213/0.8172, allocations: 1.279 MB / 0.9941 GB, free: 6.602 MB / 0.7481 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00125/0.8185, allocations: 457.4 kB / 0.9946 GB, free: 6.137 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.02323/0.8417, allocations: 9.145 MB / 1.004 GB, free: 13 MB / 0.7637 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.001155/0.8429, allocations: 346.3 kB / 1.004 GB, free: 12.66 MB / 0.7637 GB
Notification: Performance of NFPackage.collectConstants: time 0.0001086/0.843, allocations: 24 kB / 1.004 GB, free: 12.64 MB / 0.7637 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.01543/0.8585, allocations: 8.899 MB / 1.013 GB, free: 3.734 MB / 0.7637 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002976/0.8588, allocations: 123.5 kB / 1.013 GB, free: 3.613 MB / 0.7637 GB
Notification: Performance of NFVerifyModel.verify: time 0.0004451/0.8592, allocations: 161.3 kB / 1.013 GB, free: 3.449 MB / 0.7637 GB
Notification: Performance of NFConvertDAE.convert: time 0.001428/0.8607, allocations: 0.8026 MB / 1.014 GB, free: 2.645 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 2.755e-06/0.8607, allocations: 0 / 1.014 GB, free: 2.645 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 2.004e-06/0.8607, allocations: 4 kB / 1.014 GB, free: 2.641 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 1.023e-05/0.8607, allocations: 0 / 1.014 GB, free: 2.641 MB / 0.7637 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 110
 * Number of variables: 110
Notification: Performance of Generate backend data structure: time 0.001611/0.8623, allocations: 0.9072 MB / 1.014 GB, free: 1.684 MB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 4.44e-05/0.8624, allocations: 8.031 kB / 1.015 GB, free: 1.676 MB / 0.7637 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001069/0.8625, allocations: 86.52 kB / 1.015 GB, free: 1.582 MB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002933/0.8628, allocations: 87.05 kB / 1.015 GB, free: 1.496 MB / 0.7637 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001213/0.864, allocations: 0.6468 MB / 1.015 GB, free: 0.8086 MB / 0.7637 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.252e-05/0.8641, allocations: 44.92 kB / 1.015 GB, free: 0.7656 MB / 0.7637 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 7.095e-05/0.8641, allocations: 47.94 kB / 1.015 GB, free: 0.7188 MB / 0.7637 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007652/0.8649, allocations: 0.4884 MB / 1.016 GB, free: 200 kB / 0.7637 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.031e-05/0.8649, allocations: 7.938 kB / 1.016 GB, free: 192 kB / 0.7637 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.527e-05/0.865, allocations: 20 kB / 1.016 GB, free: 172 kB / 0.7637 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.748e-05/0.865, allocations: 19.92 kB / 1.016 GB, free: 152 kB / 0.7637 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005149/0.8655, allocations: 315.8 kB / 1.016 GB, free: 15.84 MB / 0.7794 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 0.003409/0.869, allocations: 2.757 MB / 1.019 GB, free: 12.84 MB / 0.7794 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0002945/0.8693, allocations: 195.1 kB / 1.019 GB, free: 12.64 MB / 0.7794 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000453/0.8697, allocations: 344.7 kB / 1.019 GB, free: 12.23 MB / 0.7794 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.807e-05/0.8698, allocations: 34.75 kB / 1.019 GB, free: 12.19 MB / 0.7794 GB
Notification: Performance of pre-optimization done (n=21): time 2.034e-06/0.8698, allocations: 0 / 1.019 GB, free: 12.19 MB / 0.7794 GB
Notification: Performance of matching and sorting (n=21): time 0.0005352/0.8703, allocations: 293 kB / 1.02 GB, free: 11.9 MB / 0.7794 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.889e-05/0.8704, allocations: 63.34 kB / 1.02 GB, free: 11.83 MB / 0.7794 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006127/0.871, allocations: 0.5537 MB / 1.02 GB, free: 11.27 MB / 0.7794 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001138/0.8711, allocations: 33.7 kB / 1.02 GB, free: 11.23 MB / 0.7794 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0002546/0.8714, allocations: 343.3 kB / 1.021 GB, free: 10.89 MB / 0.7794 GB
Notification: Performance of collectInitialBindings (initialization): time 6.831e-05/0.8715, allocations: 75 kB / 1.021 GB, free: 10.81 MB / 0.7794 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 1.236e-05/0.8715, allocations: 4 kB / 1.021 GB, free: 10.81 MB / 0.7794 GB
Notification: Performance of setup shared object (initialization): time 0.0002641/0.8717, allocations: 362.8 kB / 1.021 GB, free: 10.45 MB / 0.7794 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001288/0.8719, allocations: 83.95 kB / 1.021 GB, free: 10.36 MB / 0.7794 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003571/0.8722, allocations: 221.9 kB / 1.021 GB, free: 10.08 MB / 0.7794 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0001811/0.8724, allocations: 134.1 kB / 1.022 GB, free: 9.953 MB / 0.7794 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.775e-06/0.8724, allocations: 0 / 1.022 GB, free: 9.953 MB / 0.7794 GB
Notification: Performance of matching and sorting (n=43) (initialization): time 0.0005242/0.873, allocations: 384.5 kB / 1.022 GB, free: 9.57 MB / 0.7794 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006336/0.8736, allocations: 1.657 MB / 1.024 GB, free: 7.785 MB / 0.7794 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.001e-05/0.8736, allocations: 4 kB / 1.024 GB, free: 7.781 MB / 0.7794 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.787e-05/0.8737, allocations: 8 kB / 1.024 GB, free: 7.773 MB / 0.7794 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000335/0.874, allocations: 79.84 kB / 1.024 GB, free: 7.695 MB / 0.7794 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.076e-05/0.874, allocations: 4 kB / 1.024 GB, free: 7.691 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003885/0.8744, allocations: 63.5 kB / 1.024 GB, free: 7.629 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.153e-05/0.8744, allocations: 20 kB / 1.024 GB, free: 7.609 MB / 0.7794 GB
Notification: Performance of prepare postOptimizeDAE: time 7.193e-06/0.8745, allocations: 4 kB / 1.024 GB, free: 7.605 MB / 0.7794 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0004084/0.8749, allocations: 308 kB / 1.024 GB, free: 7.309 MB / 0.7794 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.6e-06/0.8749, allocations: 4.047 kB / 1.024 GB, free: 7.305 MB / 0.7794 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.123e-05/0.8749, allocations: 15.97 kB / 1.024 GB, free: 7.289 MB / 0.7794 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000261/0.8752, allocations: 75.84 kB / 1.024 GB, free: 7.215 MB / 0.7794 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.091e-06/0.8752, allocations: 11.94 kB / 1.024 GB, free: 7.203 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003092/0.8755, allocations: 48.17 kB / 1.024 GB, free: 7.156 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.471e-05/0.8755, allocations: 23.98 kB / 1.024 GB, free: 7.133 MB / 0.7794 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 19
 * 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 (43):
 * Single equations (assignments): 43
 * 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 0.0003637/0.8759, allocations: 280.9 kB / 1.024 GB, free: 6.848 MB / 0.7794 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 8.052e-05/0.876, allocations: 59.3 kB / 1.024 GB, free: 6.789 MB / 0.7794 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004332/0.8764, allocations: 273.8 kB / 1.025 GB, free: 6.52 MB / 0.7794 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.671e-06/0.8764, allocations: 0 / 1.025 GB, free: 6.52 MB / 0.7794 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 6.933e-06/0.8765, allocations: 8 kB / 1.025 GB, free: 6.512 MB / 0.7794 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0003299/0.8768, allocations: 383.6 kB / 1.025 GB, free: 6.09 MB / 0.7794 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001344/0.8781, allocations: 1.05 MB / 1.026 GB, free: 4.941 MB / 0.7794 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.856e-06/0.8782, allocations: 0 / 1.026 GB, free: 4.941 MB / 0.7794 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002091/0.8784, allocations: 51.92 kB / 1.026 GB, free: 4.891 MB / 0.7794 GB
Notification: Performance of postOpt tearingSystem (simulation): time 6.352e-06/0.8784, allocations: 7.984 kB / 1.026 GB, free: 4.883 MB / 0.7794 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.676e-05/0.8784, allocations: 4 kB / 1.026 GB, free: 4.879 MB / 0.7794 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.887e-06/0.8784, allocations: 4 kB / 1.026 GB, free: 4.875 MB / 0.7794 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.693e-06/0.8784, allocations: 256 / 1.026 GB, free: 4.875 MB / 0.7794 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0007033/0.8791, allocations: 0.5971 MB / 1.027 GB, free: 4.188 MB / 0.7794 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0002302/0.8794, allocations: 188.2 kB / 1.027 GB, free: 3.984 MB / 0.7794 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.064e-05/0.8795, allocations: 12.06 kB / 1.027 GB, free: 3.973 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003668/0.8798, allocations: 34.12 kB / 1.027 GB, free: 3.941 MB / 0.7794 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 3.593e-05/0.8799, allocations: 23.88 kB / 1.027 GB, free: 3.918 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.62e-05/0.8799, allocations: 19.98 kB / 1.027 GB, free: 3.898 MB / 0.7794 GB
Notification: Performance of sorting global known variables: time 0.0004947/0.8804, allocations: 435 kB / 1.027 GB, free: 3.473 MB / 0.7794 GB
Notification: Performance of sort global known variables: time 1.2e-07/0.8804, allocations: 0 / 1.027 GB, free: 3.473 MB / 0.7794 GB
Notification: Performance of remove unused functions: time 0.0009341/0.8813, allocations: 347.3 kB / 1.028 GB, free: 3.133 MB / 0.7794 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 9
 * Number of states: 2 (vol.dynBal.U,vol1.dynBal.U)
 * 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 (24):
 * Single equations (assignments): 23
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 1
 * 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 0.001542/0.8829, allocations: 1.894 MB / 1.03 GB, free: 1.168 MB / 0.7794 GB
Notification: Performance of simCode: created initialization part: time 0.000632/0.8835, allocations: 388.7 kB / 1.03 GB, free: 0.793 MB / 0.7794 GB
Notification: Performance of simCode: created event and clocks part: time 2.926e-06/0.8836, allocations: 0 / 1.03 GB, free: 0.793 MB / 0.7794 GB
Notification: Performance of simCode: created simulation system equations: time 0.0002063/0.8838, allocations: 100.7 kB / 1.03 GB, free: 0.6953 MB / 0.7794 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001679/0.8854, allocations: 375.1 kB / 1.03 GB, free: 340 kB / 0.7794 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006199/0.8917, allocations: 6.054 MB / 1.036 GB, free: 10.13 MB / 0.795 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006261/0.8923, allocations: 0.9061 MB / 1.037 GB, free: 9.195 MB / 0.795 GB
Notification: Performance of simCode: alias equations: time 0.0005954/0.8929, allocations: 170.5 kB / 1.037 GB, free: 9.039 MB / 0.795 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002762/0.8932, allocations: 215.4 kB / 1.038 GB, free: 8.828 MB / 0.795 GB
Notification: Performance of SimCode: time 3.7e-07/0.8932, allocations: 4 kB / 1.038 GB, free: 8.824 MB / 0.795 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03975/0.933, allocations: 18.27 MB / 1.055 GB, free: 6.973 MB / 0.8106 GB
Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002262/0.9332, allocations: 267.9 kB / 1.056 GB, free: 6.617 MB / 0.8106 GB
Notification: Performance of buildModelFMU: Generate platform static: time 2.143/3.076, allocations: 4 kB / 1.056 GB, free: 6.613 MB / 0.8106 GB
(rm -f Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.pipe ; mkfifo Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.pipe ; head -c 1048576 < Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.pipe >> ../files/Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator -r=Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT_res.mat --tempDir=temp_Buildings_9_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesSpecializedWaterConstantProperties_pT_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesSpecializedWaterConstantProperties_pT.fmu > Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT.pipe 2>&1)
TODO: How the !@#!# did the simulation report success but simulation result Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesSpecializedWaterConstantProperties_pT_res.mat does not exist to compare? outputFormat=mat