Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ModelicaTest_3.2.3_cpp_ModelicaTest.MultiBody.SphericalDoublePendulum.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Running command: "" <> buildModelFMU(ModelicaTest.MultiBody.SphericalDoublePendulum,fileNamePrefix="ModelicaTest_3_2_3_cpp_ModelicaTest_MultiBody_SphericalDoublePendulum",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.MultiBody.SphericalDoublePendulum,fileNamePrefix="ModelicaTest_3_2_3_cpp_ModelicaTest_MultiBody_SphericalDoublePendulum",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002575/0.002575, allocations: 179.4 kB / 8.364 MB, free: 0.7148 MB / 5.871 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.144/2.144, allocations: 205.3 MB / 214.1 MB, free: 14.14 MB / 187.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001167/0.001167, allocations: 100 kB / 262.1 MB, free: 13.87 MB / 219.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.293/0.293, allocations: 43.49 MB / 353.6 MB, free: 2.27 MB / 299.1 MB Notification: Performance of FrontEnd - loaded program: time 1.841e-05/1.856e-05, allocations: 224 / 418.3 MB, free: 40.95 MB / 299.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4193/0.4193, allocations: 58.85 MB / 477.2 MB, free: 5.27 MB / 315.1 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.1864/0.6058, allocations: 101 MB / 0.5646 GB, free: 14.29 MB / 411.1 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002826/0.6061, allocations: 71.97 kB / 0.5647 GB, free: 14.22 MB / 411.1 MB Notification: Performance of FrontEnd - DAE generated: time 1.006/1.612, allocations: 170.1 MB / 0.7308 GB, free: 76.93 MB / 475.1 MB Notification: Performance of FrontEnd: time 2.494e-06/1.612, allocations: 4 kB / 0.7308 GB, free: 76.92 MB / 475.1 MB Notification: Performance of Transformations before backend: time 0.0008605/1.613, allocations: 175 kB / 0.731 GB, free: 76.75 MB / 475.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2557 * Number of variables: 2557 Notification: Performance of Generate backend data structure: time 0.06483/1.678, allocations: 10.03 MB / 0.7408 GB, free: 66.66 MB / 475.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.349e-05/1.678, allocations: 12.03 kB / 0.7408 GB, free: 66.65 MB / 475.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.1491/1.827, allocations: 21.92 MB / 0.7622 GB, free: 44.68 MB / 475.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.06761/1.895, allocations: 19.86 MB / 0.7816 GB, free: 24.91 MB / 475.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004811/1.895, allocations: 248 kB / 0.7818 GB, free: 24.66 MB / 475.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00418/1.899, allocations: 475.6 kB / 0.7823 GB, free: 24.2 MB / 475.1 MB Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.02713/1.926, allocations: 10.39 MB / 0.7924 GB, free: 13.82 MB / 475.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04311/1.97, allocations: 16.23 MB / 0.8082 GB, free: 11.82 MB / 491.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0008596/1.971, allocations: 134.8 kB / 0.8084 GB, free: 11.68 MB / 491.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003699/1.974, allocations: 56 kB / 0.8084 GB, free: 11.63 MB / 491.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.004612/1.979, allocations: 1.65 MB / 0.81 GB, free: 9.98 MB / 491.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.9484/2.927, allocations: 87.78 MB / 0.8958 GB, free: 47.4 MB / 0.4953 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01321/2.941, allocations: 6.066 MB / 0.9017 GB, free: 46.73 MB / 0.4953 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.009086/2.95, allocations: 4.712 MB / 0.9063 GB, free: 46.67 MB / 0.4953 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001915/2.952, allocations: 1.003 MB / 0.9073 GB, free: 45.82 MB / 0.4953 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.585e-05/2.952, allocations: 74.5 kB / 0.9073 GB, free: 45.77 MB / 0.4953 GB Notification: Performance of pre-optimization done (n=322): time 6.733e-06/2.952, allocations: 0 / 0.9073 GB, free: 45.77 MB / 0.4953 GB Notification: Performance of matching and sorting (n=396): time 0.2421/3.194, allocations: 54.86 MB / 0.9609 GB, free: 30.16 MB / 0.4953 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001559/3.194, allocations: 477.8 kB / 0.9614 GB, free: 29.63 MB / 0.4953 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01739/3.212, allocations: 6.784 MB / 0.968 GB, free: 25.95 MB / 0.4953 GB Notification: Performance of collectPreVariables (initialization): time 0.001437/3.213, allocations: 25.7 kB / 0.968 GB, free: 25.92 MB / 0.4953 GB Notification: Performance of collectInitialEqns (initialization): time 0.005651/3.219, allocations: 5.782 MB / 0.9737 GB, free: 20.76 MB / 0.4953 GB Notification: Performance of collectInitialBindings (initialization): time 0.003046/3.222, allocations: 1.496 MB / 0.9751 GB, free: 19.41 MB / 0.4953 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001704/3.224, allocations: 7.438 kB / 0.9751 GB, free: 19.41 MB / 0.4953 GB Notification: Performance of setup shared object (initialization): time 0.0007582/3.224, allocations: 0.79 MB / 0.9759 GB, free: 18.75 MB / 0.4953 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01258/3.237, allocations: 5.499 MB / 0.9813 GB, free: 13.84 MB / 0.4953 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01733/3.254, allocations: 11.87 MB / 0.9929 GB, free: 15.86 MB / 0.5109 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.02032/3.275, allocations: 7.858 MB / 1.001 GB, free: 9.391 MB / 0.5109 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0002934/3.275, allocations: 64 kB / 1.001 GB, free: 9.328 MB / 0.5109 GB Notification: Performance of matching and sorting (n=1478) (initialization): time 0.5692/3.844, allocations: 35.47 MB / 1.035 GB, free: 114 MB / 0.5265 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002108/3.845, allocations: 100.8 kB / 1.035 GB, free: 114 MB / 0.5265 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.1095/3.954, allocations: 23.83 MB / 1.059 GB, free: 113.7 MB / 0.5265 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.1199/4.074, allocations: 18.47 MB / 1.077 GB, free: 113.5 MB / 0.5265 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01787/4.092, allocations: 2.783 MB / 1.079 GB, free: 113.5 MB / 0.5265 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.08155/4.174, allocations: 36.4 MB / 1.115 GB, free: 103.2 MB / 0.5265 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01945/4.193, allocations: 0.9491 MB / 1.116 GB, free: 103.2 MB / 0.5265 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.003745/4.197, allocations: 0.6879 MB / 1.117 GB, free: 103.1 MB / 0.5265 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1023 * Number of states: 0 () * Number of discrete variables: 66 (Spherical6.sphereColor[3],Spherical6.sphereColor[2],Spherical6.sphereColor[1],Spherical5.sphereColor[3],Spherical5.sphereColor[2],Spherical5.sphereColor[1],boxBody6.color[3],boxBody6.color[2],boxBody6.color[1],boxBody6.body.sphereColor[3],boxBody6.body.sphereColor[2],boxBody6.body.sphereColor[1],boxBody5.color[3],boxBody5.color[2],boxBody5.color[1],boxBody5.body.sphereColor[3],boxBody5.body.sphereColor[2],boxBody5.body.sphereColor[1],Spherical4.sphereColor[3],Spherical4.sphereColor[2],Spherical4.sphereColor[1],Spherical3.sphereColor[3],Spherical3.sphereColor[2],Spherical3.sphereColor[1],boxBody4.color[3],boxBody4.color[2],boxBody4.color[1],boxBody4.body.sphereColor[3],boxBody4.body.sphereColor[2],boxBody4.body.sphereColor[1],boxBody3.color[3],boxBody3.color[2],boxBody3.color[1],boxBody3.body.sphereColor[3],boxBody3.body.sphereColor[2],boxBody3.body.sphereColor[1],Spherical2.sphereColor[3],Spherical2.sphereColor[2],Spherical2.sphereColor[1],Spherical1.sphereColor[3],Spherical1.sphereColor[2],Spherical1.sphereColor[1],boxBody2.color[3],boxBody2.color[2],boxBody2.color[1],boxBody2.body.sphereColor[3],boxBody2.body.sphereColor[2],boxBody2.body.sphereColor[1],boxBody1.color[3],boxBody1.color[2],boxBody1.color[1],boxBody1.body.sphereColor[3],boxBody1.body.sphereColor[2],boxBody1.body.sphereColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1],world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1]) * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1330): * Single equations (assignments): 1306 * Array equations: 9 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 10 * Torn equation systems: 5 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 8 {(2,100.0%),(2,100.0%),(2,100.0%),(2,100.0%),(4,100.0%),(4,100.0%),(4,100.0%),(4,100.0%)} * Non-linear Jacobian: 2 {4,4} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 3 {(8,54.7%) 13,(8,54.7%) 13,(8,59.4%) 13} * Non-linear torn systems: 2 {4 9,4 9} Notification: Performance of prepare postOptimizeDAE: time 0.005588/4.203, allocations: 0.6799 MB / 1.117 GB, free: 103 MB / 0.5265 GB Notification: Performance of postOpt createAliasVarsForOutputStates (simulation): time 0.05077/4.253, allocations: 13.27 MB / 1.13 GB, free: 98.72 MB / 0.5265 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.003397/4.257, allocations: 0.7585 MB / 1.131 GB, free: 98.72 MB / 0.5265 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.05429/4.311, allocations: 13.45 MB / 1.144 GB, free: 85.74 MB / 0.5265 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.04543/4.357, allocations: 12.02 MB / 1.156 GB, free: 73.77 MB / 0.5265 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.068e-05/4.357, allocations: 19.12 kB / 1.156 GB, free: 73.75 MB / 0.5265 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001373/4.357, allocations: 23.88 kB / 1.156 GB, free: 73.73 MB / 0.5265 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.09151/4.448, allocations: 28.02 MB / 1.183 GB, free: 45.84 MB / 0.5265 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.494e-05/4.449, allocations: 4 kB / 1.183 GB, free: 45.84 MB / 0.5265 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.008562/4.457, allocations: 0.8953 MB / 1.184 GB, free: 44.97 MB / 0.5265 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03169/4.489, allocations: 5.482 MB / 1.189 GB, free: 39.52 MB / 0.5265 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00141/4.49, allocations: 59.89 kB / 1.189 GB, free: 39.46 MB / 0.5265 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.05555/4.546, allocations: 26.83 MB / 1.216 GB, free: 12.08 MB / 0.5265 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.003757/4.55, allocations: 4.494 MB / 1.22 GB, free: 7.242 MB / 0.5265 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.4718/5.022, allocations: 20.12 MB / 1.24 GB, free: 125.1 MB / 0.5421 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00332/5.025, allocations: 0.7909 MB / 1.24 GB, free: 125 MB / 0.5421 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.003739/5.029, allocations: 30.83 kB / 1.24 GB, free: 125 MB / 0.5421 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.01132/5.04, allocations: 456.1 kB / 1.241 GB, free: 125 MB / 0.5421 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.002481/5.043, allocations: 303.3 kB / 1.241 GB, free: 125 MB / 0.5421 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.00141/5.044, allocations: 121.8 kB / 1.241 GB, free: 125 MB / 0.5421 GB Notification: Performance of sorting global known variables: time 0.01583/5.06, allocations: 4.688 MB / 1.246 GB, free: 124.8 MB / 0.5421 GB Notification: Performance of sort global known variables: time 1.012e-06/5.06, allocations: 0 / 1.246 GB, free: 124.8 MB / 0.5421 GB Notification: Performance of remove unused functions: time 0.02056/5.081, allocations: 2.63 MB / 1.248 GB, free: 124.8 MB / 0.5421 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * Number of states: 36 ($STATESET140268133138434.x[3],$STATESET140268133138434.x[2],$STATESET140268133138434.x[1],$STATESET140268133138433.x[6],$STATESET140268133138433.x[5],$STATESET140268133138433.x[4],$STATESET140268133138433.x[3],$STATESET140268133138433.x[2],$STATESET140268133138433.x[1],$STATESET140268133138432.x[3],$STATESET140268133138432.x[2],$STATESET140268133138432.x[1],Spherical1.phi[1],Spherical1.phi[2],Spherical1.phi[3],Spherical1.phi_d[1],Spherical1.phi_d[2],Spherical1.phi_d[3],Spherical2.phi[1],Spherical2.phi[2],Spherical2.phi[3],Spherical2.phi_d[1],Spherical2.phi_d[2],Spherical2.phi_d[3],Spherical3.w_rel[1],Spherical3.w_rel[2],Spherical3.w_rel[3],Spherical4.w_rel[1],Spherical4.w_rel[2],Spherical4.w_rel[3],boxBody5.body.w_a[1],boxBody5.body.w_a[2],boxBody5.body.w_a[3],boxBody6.body.w_a[1],boxBody6.body.w_a[2],boxBody6.body.w_a[3]) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (295): * Single equations (assignments): 280 * Array equations: 3 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 9 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 6 {(2,100.0%),(2,100.0%),(4,100.0%),(4,100.0%),(4,100.0%),(4,100.0%)} * Non-linear Jacobian: 3 {8,4,4} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 3 {(8,59.4%) 13,(8,54.7%) 13,(8,59.4%) 13} * Non-linear torn systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.06426/5.145, allocations: 21.11 MB / 1.269 GB, free: 122.8 MB / 0.5421 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Mechanics/MultiBody/Joints.mo:1279:5-1281:19:writable] Warning: Variable Spherical2.phi_d[1] has attribute stateSelect=StateSelect.always, but was selected as a continuous variable. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Mechanics/MultiBody/Joints.mo:1279:5-1281:19:writable] Warning: Variable Spherical2.phi_d[2] has attribute stateSelect=StateSelect.always, but was selected as a continuous variable. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Mechanics/MultiBody/Joints.mo:1279:5-1281:19:writable] Warning: Variable Spherical1.phi_d[1] has attribute stateSelect=StateSelect.always, but was selected as a continuous variable. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Mechanics/MultiBody/Joints.mo:1279:5-1281:19:writable] Warning: Variable Spherical1.phi_d[2] has attribute stateSelect=StateSelect.always, but was selected as a continuous variable. Notification: Performance of simCode: created initialization part: time 0.03964/5.185, allocations: 15.43 MB / 1.284 GB, free: 119.3 MB / 0.5421 GB Notification: Performance of simCode: created event and clocks part: time 1.3e-05/5.185, allocations: 4 kB / 1.284 GB, free: 119.3 MB / 0.5421 GB Notification: Performance of simCode: created simulation system equations: time 0.02176/5.206, allocations: 7.275 MB / 1.291 GB, free: 116 MB / 0.5421 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01106/5.218, allocations: 1.08 MB / 1.292 GB, free: 115.6 MB / 0.5421 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.08221/5.3, allocations: 23.97 MB / 1.316 GB, free: 107.3 MB / 0.5421 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01602/5.316, allocations: 6.329 MB / 1.322 GB, free: 105.4 MB / 0.5421 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01207/5.328, allocations: 4.457 MB / 1.326 GB, free: 101.8 MB / 0.5421 GB Notification: Performance of SimCode: time 1.794e-06/5.328, allocations: 0 / 1.326 GB, free: 101.8 MB / 0.5421 GB Notification: Performance of buildModelFMU: Generate C++ for platform static: time 10.02/15.35, allocations: 0.6176 GB / 1.944 GB, free: 140.1 MB / 0.589 GB (rm -f ModelicaTest_3.2.3_cpp_ModelicaTest.MultiBody.SphericalDoublePendulum.pipe ; mkfifo ModelicaTest_3.2.3_cpp_ModelicaTest.MultiBody.SphericalDoublePendulum.pipe ; head -c 1048576 < ModelicaTest_3.2.3_cpp_ModelicaTest.MultiBody.SphericalDoublePendulum.pipe >> ../files/ModelicaTest_3.2.3_cpp_ModelicaTest.MultiBody.SphericalDoublePendulum.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator -r=ModelicaTest_3.2.3_cpp_ModelicaTest.MultiBody.SphericalDoublePendulum_res.mat --tempDir=temp_ModelicaTest_3_2_3_cpp_ModelicaTest_MultiBody_SphericalDoublePendulum_fmu --startTime=0 --stopTime=3 --timeout=50 --tolerance=1e-06 ModelicaTest_3_2_3_cpp_ModelicaTest_MultiBody_SphericalDoublePendulum.fmu > ModelicaTest_3.2.3_cpp_ModelicaTest.MultiBody.SphericalDoublePendulum.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result ModelicaTest_3.2.3_cpp_ModelicaTest.MultiBody.SphericalDoublePendulum_res.mat does not exist to compare? outputFormat=mat