Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit.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.FixedResistances.Validation.PressureDropsExplicit,fileNamePrefix="Buildings_9_Buildings_Fluid_FixedResistances_Validation_PressureDropsExplicit",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit,fileNamePrefix="Buildings_9_Buildings_Fluid_FixedResistances_Validation_PressureDropsExplicit",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 0.0007719/0.0007719, allocations: 86.17 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 0.0008238/0.0008241, 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 1.55/1.55, allocations: 223.2 MB / 240 MB, free: 5.43 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 2.458/2.458, allocations: 390.4 MB / 0.6655 GB, free: 2.969 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003528/0.0003528, allocations: 12 kB / 0.8149 GB, free: 14.15 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7683/0.7687, allocations: 142.3 MB / 0.9538 GB, free: 8.133 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit): time 0.2517/1.02, allocations: 220.6 MB / 1.169 GB, free: 2.973 MB / 0.92 GB
Notification: Performance of NFInst.instExpressions: time 0.01884/1.039, allocations: 12.66 MB / 1.182 GB, free: 6.289 MB / 0.9356 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002109/1.041, allocations: 51.62 kB / 1.182 GB, free: 6.238 MB / 0.9356 GB
Notification: Performance of NFTyping.typeComponents: time 0.00241/1.044, allocations: 0.6441 MB / 1.182 GB, free: 5.59 MB / 0.9356 GB
Notification: Performance of NFTyping.typeBindings: time 0.005039/1.049, allocations: 1.419 MB / 1.184 GB, free: 4.164 MB / 0.9356 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003246/1.052, allocations: 1.049 MB / 1.185 GB, free: 3.129 MB / 0.9356 GB
Notification: Performance of NFFlatten.flatten: time 0.006453/1.059, allocations: 3.909 MB / 1.189 GB, free: 15.2 MB / 0.9512 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.002188/1.061, allocations: 0.7997 MB / 1.189 GB, free: 14.39 MB / 0.9512 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.01055/1.071, allocations: 3.089 MB / 1.192 GB, free: 11.29 MB / 0.9512 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002511/1.074, allocations: 0.9024 MB / 1.193 GB, free: 10.39 MB / 0.9512 GB
Notification: Performance of NFPackage.collectConstants: time 0.0004743/1.075, allocations: 48 kB / 1.193 GB, free: 10.34 MB / 0.9512 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002626/1.077, allocations: 0.6977 MB / 1.194 GB, free: 9.641 MB / 0.9512 GB
Notification: Performance of NFScalarize.scalarize: time 0.0009079/1.078, allocations: 406.7 kB / 1.194 GB, free: 9.242 MB / 0.9512 GB
Notification: Performance of NFVerifyModel.verify: time 0.0009487/1.079, allocations: 285 kB / 1.195 GB, free: 8.957 MB / 0.9512 GB
Notification: Performance of NFConvertDAE.convert: time 0.002279/1.081, allocations: 1.153 MB / 1.196 GB, free: 7.801 MB / 0.9512 GB
Notification: Performance of FrontEnd - DAE generated: time 7.764e-06/1.081, allocations: 4 kB / 1.196 GB, free: 7.797 MB / 0.9512 GB
Notification: Performance of FrontEnd: time 2.114e-06/1.081, allocations: 7.938 kB / 1.196 GB, free: 7.789 MB / 0.9512 GB
Notification: Performance of Transformations before backend: time 7.989e-05/1.081, allocations: 0 / 1.196 GB, free: 7.789 MB / 0.9512 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 193
 * Number of variables: 193
Notification: Performance of Generate backend data structure: time 0.002717/1.084, allocations: 1.396 MB / 1.197 GB, free: 6.34 MB / 0.9512 GB
Notification: Performance of prepare preOptimizeDAE: time 5.766e-05/1.084, allocations: 16.03 kB / 1.197 GB, free: 6.324 MB / 0.9512 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001635/1.084, allocations: 130.7 kB / 1.197 GB, free: 6.188 MB / 0.9512 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0006352/1.085, allocations: 190.2 kB / 1.197 GB, free: 6 MB / 0.9512 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00138/1.086, allocations: 0.7889 MB / 1.198 GB, free: 5.156 MB / 0.9512 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001315/1.087, allocations: 129.4 kB / 1.198 GB, free: 5.02 MB / 0.9512 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001029/1.087, allocations: 88 kB / 1.198 GB, free: 4.934 MB / 0.9512 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.001552/1.088, allocations: 0.9415 MB / 1.199 GB, free: 3.898 MB / 0.9512 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.087e-05/1.088, allocations: 7.938 kB / 1.199 GB, free: 3.891 MB / 0.9512 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.717e-05/1.088, allocations: 32 kB / 1.199 GB, free: 3.859 MB / 0.9512 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.525e-05/1.088, allocations: 23.94 kB / 1.199 GB, free: 3.836 MB / 0.9512 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000886/1.089, allocations: 0.5228 MB / 1.2 GB, free: 3.312 MB / 0.9512 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 0.004948/1.094, allocations: 4.924 MB / 1.205 GB, free: 14.08 MB / 0.9669 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0006094/1.095, allocations: 432.7 kB / 1.205 GB, free: 13.53 MB / 0.9669 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0003816/1.095, allocations: 279.8 kB / 1.205 GB, free: 13.21 MB / 0.9669 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001884/1.095, allocations: 105.1 kB / 1.205 GB, free: 13.09 MB / 0.9669 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.477e-05/1.096, allocations: 54.42 kB / 1.206 GB, free: 13.03 MB / 0.9669 GB
Notification: Performance of pre-optimization done (n=35): time 2.776e-06/1.096, allocations: 4 kB / 1.206 GB, free: 13.02 MB / 0.9669 GB
Notification: Performance of matching and sorting (n=35): time 0.002383/1.098, allocations: 0.8991 MB / 1.206 GB, free: 12.07 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000288/1.098, allocations: 401.5 kB / 1.207 GB, free: 11.59 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001473/1.1, allocations: 1.231 MB / 1.208 GB, free: 10.35 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 4.835e-05/1.1, allocations: 33.7 kB / 1.208 GB, free: 10.31 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006948/1.1, allocations: 0.538 MB / 1.209 GB, free: 9.762 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 9.653e-05/1.101, allocations: 122.2 kB / 1.209 GB, free: 9.641 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 1.712e-05/1.101, allocations: 8 kB / 1.209 GB, free: 9.633 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001454/1.101, allocations: 318 kB / 1.209 GB, free: 9.316 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002036/1.101, allocations: 99.94 kB / 1.209 GB, free: 9.219 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.000394/1.101, allocations: 346.4 kB / 1.209 GB, free: 8.785 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0002909/1.102, allocations: 143.8 kB / 1.21 GB, free: 8.645 MB / 0.9669 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.599e-06/1.102, allocations: 0 / 1.21 GB, free: 8.645 MB / 0.9669 GB
Notification: Performance of matching and sorting (n=37) (initialization): time 0.001189/1.103, allocations: 0.5482 MB / 1.21 GB, free: 8.082 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001217/1.103, allocations: 195.4 kB / 1.21 GB, free: 7.84 MB / 0.9669 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.496e-06/1.103, allocations: 4 kB / 1.21 GB, free: 7.836 MB / 0.9669 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.000527/1.104, allocations: 113.5 kB / 1.21 GB, free: 7.719 MB / 0.9669 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000438/1.104, allocations: 95.88 kB / 1.21 GB, free: 7.625 MB / 0.9669 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001622/1.106, allocations: 2.312 MB / 1.213 GB, free: 5.215 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007334/1.106, allocations: 111.3 kB / 1.213 GB, free: 5.105 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.383e-05/1.106, allocations: 27.94 kB / 1.213 GB, free: 5.078 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 6.702e-06/1.106, allocations: 4 kB / 1.213 GB, free: 5.074 MB / 0.9669 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0007006/1.107, allocations: 357.2 kB / 1.213 GB, free: 4.719 MB / 0.9669 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.551e-06/1.107, allocations: 4.344 kB / 1.213 GB, free: 4.715 MB / 0.9669 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0002054/1.107, allocations: 81.59 kB / 1.213 GB, free: 4.629 MB / 0.9669 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002312/1.108, allocations: 68.28 kB / 1.213 GB, free: 4.562 MB / 0.9669 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002657/1.11, allocations: 3.031 MB / 1.216 GB, free: 1.238 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007333/1.111, allocations: 115.1 kB / 1.216 GB, free: 1.125 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.984e-05/1.111, allocations: 20 kB / 1.216 GB, free: 1.105 MB / 0.9669 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 15
 * 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 (31):
 * Single equations (assignments): 27
 * 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: 2
 * 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: 0
 * Non-linear torn systems: 2 {1 3,1 3}
Notification: Performance of prepare postOptimizeDAE: time 0.0005035/1.112, allocations: 356.9 kB / 1.217 GB, free: 0.7461 MB / 0.9669 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003804/1.112, allocations: 138.4 kB / 1.217 GB, free: 0.6094 MB / 0.9669 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0009924/1.113, allocations: 448.5 kB / 1.217 GB, free: 148 kB / 0.9669 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.345e-05/1.113, allocations: 11.98 kB / 1.217 GB, free: 136 kB / 0.9669 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.448e-06/1.113, allocations: 4 kB / 1.217 GB, free: 132 kB / 0.9669 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.743e-06/1.113, allocations: 4 kB / 1.217 GB, free: 128 kB / 0.9669 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003197/1.116, allocations: 2.561 MB / 1.22 GB, free: 13.43 MB / 0.9825 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.052e-05/1.116, allocations: 8 kB / 1.22 GB, free: 13.42 MB / 0.9825 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002596/1.117, allocations: 67.89 kB / 1.22 GB, free: 13.35 MB / 0.9825 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0001882/1.117, allocations: 82.23 kB / 1.22 GB, free: 13.27 MB / 0.9825 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.469e-05/1.117, allocations: 15.98 kB / 1.22 GB, free: 13.25 MB / 0.9825 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001484/1.118, allocations: 2.308 MB / 1.222 GB, free: 10.84 MB / 0.9825 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.489e-06/1.118, allocations: 4 kB / 1.222 GB, free: 10.84 MB / 0.9825 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001/1.119, allocations: 0.7995 MB / 1.223 GB, free: 9.953 MB / 0.9825 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0003711/1.12, allocations: 251.4 kB / 1.223 GB, free: 9.688 MB / 0.9825 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001294/1.12, allocations: 15.95 kB / 1.223 GB, free: 9.672 MB / 0.9825 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006774/1.12, allocations: 71.86 kB / 1.223 GB, free: 9.602 MB / 0.9825 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 7.324e-05/1.121, allocations: 39.8 kB / 1.223 GB, free: 9.562 MB / 0.9825 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.523e-05/1.121, allocations: 19.98 kB / 1.223 GB, free: 9.543 MB / 0.9825 GB
Notification: Performance of sorting global known variables: time 0.001329/1.122, allocations: 0.8527 MB / 1.224 GB, free: 8.691 MB / 0.9825 GB
Notification: Performance of sort global known variables: time 1.51e-07/1.122, allocations: 0 / 1.224 GB, free: 8.691 MB / 0.9825 GB
Notification: Performance of remove unused functions: time 0.001441/1.123, allocations: 439.5 kB / 1.225 GB, free: 8.262 MB / 0.9825 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 22
 * 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 simulation (27):
 * Single equations (assignments): 23
 * 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: 2
 * 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: 0
 * Non-linear torn systems: 2 {1 3,1 3}
Notification: Performance of Backend phase and start with SimCode phase: time 0.001754/1.125, allocations: 1.427 MB / 1.226 GB, free: 6.75 MB / 0.9825 GB
Notification: Performance of simCode: created initialization part: time 0.001807/1.127, allocations: 0.7434 MB / 1.227 GB, free: 5.98 MB / 0.9825 GB
Notification: Performance of simCode: created event and clocks part: time 3.125e-06/1.127, allocations: 0 / 1.227 GB, free: 5.98 MB / 0.9825 GB
Notification: Performance of simCode: created simulation system equations: time 0.0004679/1.127, allocations: 209.3 kB / 1.227 GB, free: 5.777 MB / 0.9825 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003474/1.131, allocations: 0.7577 MB / 1.228 GB, free: 5.031 MB / 0.9825 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01103/1.142, allocations: 6.583 MB / 1.234 GB, free: 14.04 MB / 0.9981 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008342/1.143, allocations: 1.131 MB / 1.235 GB, free: 12.88 MB / 0.9981 GB
Notification: Performance of simCode: alias equations: time 0.001205/1.144, allocations: 286.6 kB / 1.236 GB, free: 12.59 MB / 0.9981 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005814/1.145, allocations: 443.3 kB / 1.236 GB, free: 12.16 MB / 0.9981 GB
Notification: Performance of SimCode: time 1.112e-06/1.145, allocations: 0 / 1.236 GB, free: 12.16 MB / 0.9981 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.6299/1.775, allocations: 33.96 MB / 1.269 GB, free: 275 MB / 0.9981 GB
Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001747/1.775, allocations: 276.4 kB / 1.269 GB, free: 274.6 MB / 0.9981 GB
Notification: Performance of buildModelFMU: Generate platform static: time 2.505/4.28, allocations: 6.125 kB / 1.269 GB, free: 274.6 MB / 0.9981 GB
(rm -f Buildings_9_Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit.pipe ; mkfifo Buildings_9_Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit.pipe ; head -c 1048576 < Buildings_9_Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit.pipe >> ../files/Buildings_9_Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator -r=Buildings_9_Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit_res.mat --tempDir=temp_Buildings_9_Buildings_Fluid_FixedResistances_Validation_PressureDropsExplicit_fmu --startTime=-1 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Fluid_FixedResistances_Validation_PressureDropsExplicit.fmu > Buildings_9_Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit.pipe 2>&1)
TODO: How the !@#!# did the simulation report success but simulation result Buildings_9_Buildings.Fluid.FixedResistances.Validation.PressureDropsExplicit_res.mat does not exist to compare? outputFormat=mat