Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u.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.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u,fileNamePrefix="Buildings_latest_Buildings_Obsolete_Controls_OBC_ASHRAE_G36_PR1_AHUs_SingleZone_VAV_SetPoints_Validation_Supply_u",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u,fileNamePrefix="Buildings_latest_Buildings_Obsolete_Controls_OBC_ASHRAE_G36_PR1_AHUs_SingleZone_VAV_SetPoints_Validation_Supply_u",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 0.0009563/0.0009563, allocations: 99.62 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 0.000947/0.0009471, 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 1.316/1.316, allocations: 223.2 MB / 239.9 MB, free: 5.453 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo): time 2.381/2.381, allocations: 409.2 MB / 0.6838 GB, free: 1.039 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.0003319/0.0003319, allocations: 8 kB / 0.8376 GB, free: 6.492 MB / 0.6856 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6656/0.666, allocations: 146.8 MB / 0.981 GB, free: 6.305 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u): time 0.003783/0.6698, allocations: 3.532 MB / 0.9844 GB, free: 2.77 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.003096/0.6729, allocations: 2.099 MB / 0.9865 GB, free: 0.6523 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005432/0.6735, allocations: 31.88 kB / 0.9865 GB, free: 0.6211 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.0001858/0.6737, allocations: 98.81 kB / 0.9866 GB, free: 0.5234 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.0003811/0.6741, allocations: 111.6 kB / 0.9867 GB, free: 424 kB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.0008599/0.675, allocations: 490.3 kB / 0.9872 GB, free: 15.94 MB / 0.7481 GB Notification: Performance of NFFlatten.flatten: time 0.001193/0.6762, allocations: 0.9732 MB / 0.9881 GB, free: 14.96 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001094/0.6773, allocations: 0.7053 MB / 0.9888 GB, free: 14.23 MB / 0.7481 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0006277/0.6779, allocations: 386 kB / 0.9892 GB, free: 13.85 MB / 0.7481 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0004941/0.6784, allocations: 0.5048 MB / 0.9897 GB, free: 13.34 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.0001019/0.6785, allocations: 48 kB / 0.9897 GB, free: 13.3 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 9.946e-05/0.6786, allocations: 52 kB / 0.9898 GB, free: 13.25 MB / 0.7481 GB Notification: Performance of NFScalarize.scalarize: time 0.0001877/0.6788, allocations: 227 kB / 0.99 GB, free: 13.02 MB / 0.7481 GB Notification: Performance of NFVerifyModel.verify: time 0.0001997/0.679, allocations: 256.8 kB / 0.9902 GB, free: 12.77 MB / 0.7481 GB Notification: Performance of NFConvertDAE.convert: time 0.001594/0.6806, allocations: 2.152 MB / 0.9923 GB, free: 10.61 MB / 0.7481 GB Notification: Performance of FrontEnd - DAE generated: time 2.705e-06/0.6806, allocations: 0 / 0.9923 GB, free: 10.61 MB / 0.7481 GB Notification: Performance of FrontEnd: time 1.814e-06/0.6806, allocations: 0 / 0.9923 GB, free: 10.61 MB / 0.7481 GB Notification: Performance of Transformations before backend: time 2.101e-05/0.6807, allocations: 0 / 0.9923 GB, free: 10.61 MB / 0.7481 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 415 * Number of variables: 415 Notification: Performance of Generate backend data structure: time 0.002892/0.6836, allocations: 1.641 MB / 0.9939 GB, free: 8.91 MB / 0.7481 GB Notification: Performance of prepare preOptimizeDAE: time 4.283e-05/0.6836, allocations: 11.97 kB / 0.9939 GB, free: 8.898 MB / 0.7481 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0002508/0.6839, allocations: 232.5 kB / 0.9942 GB, free: 8.66 MB / 0.7481 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002353/0.6841, allocations: 185.8 kB / 0.9943 GB, free: 8.477 MB / 0.7481 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001296/0.6854, allocations: 0.8908 MB / 0.9952 GB, free: 7.543 MB / 0.7481 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.708e-05/0.6855, allocations: 123.3 kB / 0.9953 GB, free: 7.422 MB / 0.7481 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001685/0.6857, allocations: 164 kB / 0.9955 GB, free: 7.262 MB / 0.7481 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002497/0.6882, allocations: 1.433 MB / 0.9969 GB, free: 5.812 MB / 0.7481 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.504e-05/0.6883, allocations: 0 / 0.9969 GB, free: 5.812 MB / 0.7481 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001184/0.6884, allocations: 68 kB / 0.9969 GB, free: 5.746 MB / 0.7481 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.795e-05/0.6884, allocations: 36 kB / 0.997 GB, free: 5.711 MB / 0.7481 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00268/0.6911, allocations: 1.383 MB / 0.9983 GB, free: 4.324 MB / 0.7481 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.006405/0.6975, allocations: 4.079 MB / 1.002 GB, free: 172 kB / 0.7481 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002526/0.7001, allocations: 1.162 MB / 1.003 GB, free: 15 MB / 0.7637 GB Notification: Performance of preOpt evalFunc (simulation): time 7.607e-05/0.7002, allocations: 36.91 kB / 1.003 GB, free: 14.96 MB / 0.7637 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.851e-05/0.7002, allocations: 51.56 kB / 1.004 GB, free: 14.91 MB / 0.7637 GB Notification: Performance of pre-optimization done (n=122): time 3.216e-06/0.7002, allocations: 0 / 1.004 GB, free: 14.91 MB / 0.7637 GB Notification: Performance of matching and sorting (n=122): time 0.002934/0.7032, allocations: 1.432 MB / 1.005 GB, free: 13.46 MB / 0.7637 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.412e-05/0.7032, allocations: 64.41 kB / 1.005 GB, free: 13.39 MB / 0.7637 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001017/0.7042, allocations: 0.8685 MB / 1.006 GB, free: 12.5 MB / 0.7637 GB Notification: Performance of collectPreVariables (initialization): time 6.623e-05/0.7043, allocations: 49.7 kB / 1.006 GB, free: 12.45 MB / 0.7637 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004529/0.7048, allocations: 0.6586 MB / 1.007 GB, free: 11.78 MB / 0.7637 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002874/0.7051, allocations: 410 kB / 1.007 GB, free: 11.37 MB / 0.7637 GB Notification: Performance of simplifyInitialFunctions (initialization): time 5.807e-05/0.7051, allocations: 28 kB / 1.007 GB, free: 11.34 MB / 0.7637 GB Notification: Performance of setup shared object (initialization): time 0.0001317/0.7053, allocations: 353.9 kB / 1.007 GB, free: 10.99 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009005/0.7062, allocations: 431.7 kB / 1.008 GB, free: 10.57 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001131/0.7073, allocations: 0.7695 MB / 1.008 GB, free: 9.652 MB / 0.7637 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001025/0.7084, allocations: 0.5217 MB / 1.009 GB, free: 9.133 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.46e-06/0.7084, allocations: 0 / 1.009 GB, free: 9.133 MB / 0.7637 GB Notification: Performance of matching and sorting (n=173) (initialization): time 0.002566/0.711, allocations: 1.382 MB / 1.01 GB, free: 7.742 MB / 0.7637 GB Notification: Performance of prepare postOptimizeDAE: time 0.001547/0.7125, allocations: 3.663 MB / 1.014 GB, free: 3.789 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.67e-05/0.7125, allocations: 8 kB / 1.014 GB, free: 3.781 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.46e-05/0.7126, allocations: 24.28 kB / 1.014 GB, free: 3.758 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001305/0.7139, allocations: 351.5 kB / 1.014 GB, free: 3.414 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.731e-05/0.7139, allocations: 23.88 kB / 1.014 GB, free: 3.391 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008271/0.7148, allocations: 206.1 kB / 1.014 GB, free: 3.188 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.556e-05/0.7149, allocations: 59.98 kB / 1.015 GB, free: 3.129 MB / 0.7637 GB Notification: Performance of prepare postOptimizeDAE: time 1.017e-05/0.7149, allocations: 8 kB / 1.015 GB, free: 3.121 MB / 0.7637 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.00192/0.7168, allocations: 1.136 MB / 1.016 GB, free: 1.984 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.396e-05/0.7168, allocations: 12 kB / 1.016 GB, free: 1.973 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.176e-05/0.7169, allocations: 23.89 kB / 1.016 GB, free: 1.949 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001092/0.718, allocations: 323.8 kB / 1.016 GB, free: 1.633 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.553e-05/0.718, allocations: 27.91 kB / 1.016 GB, free: 1.605 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007502/0.7187, allocations: 158.5 kB / 1.016 GB, free: 1.449 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.664e-05/0.7188, allocations: 52 kB / 1.016 GB, free: 1.398 MB / 0.7637 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 42 * 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 (173): * Single equations (assignments): 173 * 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 0.0007174/0.7196, allocations: 392.7 kB / 1.017 GB, free: 1.004 MB / 0.7637 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001993/0.7198, allocations: 110.6 kB / 1.017 GB, free: 0.8945 MB / 0.7637 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002543/0.7223, allocations: 1.22 MB / 1.018 GB, free: 15.66 MB / 0.7794 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.436e-05/0.7223, allocations: 19.95 kB / 1.018 GB, free: 15.64 MB / 0.7794 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.623e-06/0.7224, allocations: 0 / 1.018 GB, free: 15.64 MB / 0.7794 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.369e-05/0.7224, allocations: 7.969 kB / 1.018 GB, free: 15.64 MB / 0.7794 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006377/0.7288, allocations: 4.237 MB / 1.022 GB, free: 11.1 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.658e-05/0.7288, allocations: 16.12 kB / 1.022 GB, free: 11.09 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009011/0.7297, allocations: 267.5 kB / 1.022 GB, free: 10.82 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.596e-05/0.7297, allocations: 24 kB / 1.022 GB, free: 10.8 MB / 0.7794 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.459e-05/0.7298, allocations: 36 kB / 1.022 GB, free: 10.77 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.3e-05/0.7299, allocations: 27.92 kB / 1.022 GB, free: 10.74 MB / 0.7794 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.682e-05/0.7299, allocations: 27.88 kB / 1.022 GB, free: 10.71 MB / 0.7794 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002817/0.7327, allocations: 2.421 MB / 1.025 GB, free: 7.789 MB / 0.7794 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002528/0.733, allocations: 235.3 kB / 1.025 GB, free: 7.539 MB / 0.7794 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001198/0.7331, allocations: 43.98 kB / 1.025 GB, free: 7.496 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006572/0.7338, allocations: 71.95 kB / 1.025 GB, free: 7.426 MB / 0.7794 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001673/0.7339, allocations: 124.1 kB / 1.025 GB, free: 7.305 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.814e-05/0.734, allocations: 51.98 kB / 1.025 GB, free: 7.254 MB / 0.7794 GB Notification: Performance of sorting global known variables: time 0.0007492/0.7348, allocations: 0.5871 MB / 1.026 GB, free: 6.656 MB / 0.7794 GB Notification: Performance of sort global known variables: time 1.81e-07/0.7348, allocations: 0 / 1.026 GB, free: 6.656 MB / 0.7794 GB Notification: Performance of remove unused functions: time 0.001411/0.7362, allocations: 485.9 kB / 1.026 GB, free: 6.18 MB / 0.7794 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 61 * 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 (128): * Single equations (assignments): 128 * 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 0.004396/0.7406, allocations: 7.092 MB / 1.033 GB, free: 14.65 MB / 0.795 GB Notification: Performance of simCode: created initialization part: time 0.003443/0.7441, allocations: 1.715 MB / 1.035 GB, free: 12.95 MB / 0.795 GB Notification: Performance of simCode: created event and clocks part: time 9.979e-06/0.7441, allocations: 4.75 kB / 1.035 GB, free: 12.94 MB / 0.795 GB Notification: Performance of simCode: created simulation system equations: time 0.00117/0.7453, allocations: 0.5957 MB / 1.036 GB, free: 12.35 MB / 0.795 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008111/0.7461, allocations: 147.4 kB / 1.036 GB, free: 12.2 MB / 0.795 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01523/0.7613, allocations: 13.64 MB / 1.049 GB, free: 13.91 MB / 0.8106 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000846/0.7622, allocations: 1.175 MB / 1.05 GB, free: 12.71 MB / 0.8106 GB Notification: Performance of simCode: alias equations: time 0.0009618/0.7632, allocations: 209.8 kB / 1.05 GB, free: 12.5 MB / 0.8106 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006737/0.7639, allocations: 0.5266 MB / 1.051 GB, free: 11.98 MB / 0.8106 GB Notification: Performance of SimCode: time 9.02e-07/0.7639, allocations: 0 / 1.051 GB, free: 11.98 MB / 0.8106 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03543/0.7993, allocations: 19.73 MB / 1.07 GB, free: 8.539 MB / 0.8262 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001893/0.7996, allocations: 237.4 kB / 1.07 GB, free: 8.301 MB / 0.8262 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.237/3.036, allocations: 0 / 1.07 GB, free: 8.301 MB / 0.8262 GB (rm -f Buildings_latest_Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u.pipe ; mkfifo Buildings_latest_Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u.pipe ; head -c 1048576 < Buildings_latest_Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u.pipe >> ../files/Buildings_latest_Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator -r=Buildings_latest_Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u_res.mat --tempDir=temp_Buildings_latest_Buildings_Obsolete_Controls_OBC_ASHRAE_G36_PR1_AHUs_SingleZone_VAV_SetPoints_Validation_Supply_u_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_latest_Buildings_Obsolete_Controls_OBC_ASHRAE_G36_PR1_AHUs_SingleZone_VAV_SetPoints_Validation_Supply_u.fmu > Buildings_latest_Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u.pipe 2>&1) Environment - environmentSimulation: TODO: How the !@#!# did the simulation report success but simulation result Buildings_latest_Buildings.Obsolete.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.SetPoints.Validation.Supply_u_res.mat does not exist to compare? outputFormat=mat