Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.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) 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(Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint,fileNamePrefix="Modelica_4_0_0_Modelica_Mechanics_MultiBody_Examples_Constraints_UniversalConstraint",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint,fileNamePrefix="Modelica_4_0_0_Modelica_Mechanics_MultiBody_Examples_Constraints_UniversalConstraint",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 0.0009707/0.0009706, allocations: 92.91 kB / 16.65 MB, free: 6.535 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00116/0.00116, allocations: 176.5 kB / 17.56 MB, free: 6.18 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.427/1.427, allocations: 223.3 MB / 241.6 MB, free: 14.45 MB / 206.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0002806/0.0002807, allocations: 4 kB / 301.5 MB, free: 5.781 MB / 238.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.09963/0.09992, allocations: 50.41 MB / 351.9 MB, free: 3.359 MB / 286.1 MB Notification: Performance of NFInst.instantiate(Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint): time 0.311/0.411, allocations: 98.53 MB / 450.5 MB, free: 1.336 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.05281/0.4638, allocations: 19.83 MB / 470.3 MB, free: 13.44 MB / 382.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.02439/0.4883, allocations: 458.8 kB / 470.7 MB, free: 12.99 MB / 382.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0035/0.4919, allocations: 0.7538 MB / 471.5 MB, free: 12.23 MB / 382.1 MB Notification: Performance of NFTyping.typeBindings: time 0.01071/0.5026, allocations: 2.623 MB / 474.1 MB, free: 9.602 MB / 382.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003967/0.5066, allocations: 1.26 MB / 475.4 MB, free: 8.34 MB / 382.1 MB Notification: Performance of NFFlatten.flatten: time 0.01317/0.5198, allocations: 10.48 MB / 485.9 MB, free: 13.84 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0187/0.5386, allocations: 12.12 MB / 498 MB, free: 1.594 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.004999/0.5436, allocations: 2.163 MB / 0.4884 GB, free: 15.42 MB / 414.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.005645/0.5493, allocations: 3.34 MB / 0.4917 GB, free: 12.07 MB / 414.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001757/0.5511, allocations: 252 kB / 0.4919 GB, free: 11.82 MB / 414.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.004515/0.5556, allocations: 1.58 MB / 0.4935 GB, free: 10.24 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.004512/0.5602, allocations: 3.124 MB / 0.4965 GB, free: 7.109 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.006334/0.5665, allocations: 3.576 MB / 0.5 GB, free: 3.504 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01489/0.5815, allocations: 12.46 MB / 0.5122 GB, free: 7 MB / 430.1 MB Notification: Performance of FrontEnd - DAE generated: time 7.144e-06/0.5815, allocations: 0 / 0.5122 GB, free: 7 MB / 430.1 MB Notification: Performance of FrontEnd: time 3.146e-06/0.5815, allocations: 0 / 0.5122 GB, free: 7 MB / 430.1 MB Notification: Performance of Transformations before backend: time 0.0004794/0.582, allocations: 0 / 0.5122 GB, free: 7 MB / 430.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2627 * Number of variables: 2627 Notification: Performance of Generate backend data structure: time 0.01873/0.6007, allocations: 7.485 MB / 0.5195 GB, free: 15.43 MB / 446.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.408e-05/0.6008, allocations: 8.031 kB / 0.5195 GB, free: 15.42 MB / 446.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003855/0.6047, allocations: 1.259 MB / 0.5207 GB, free: 14.14 MB / 446.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.009495/0.6142, allocations: 2.412 MB / 0.5231 GB, free: 11.72 MB / 446.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01174/0.626, allocations: 5.104 MB / 0.5281 GB, free: 6.531 MB / 446.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005225/0.6265, allocations: 488.5 kB / 0.5285 GB, free: 6.051 MB / 446.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.003086/0.6296, allocations: 0.6441 MB / 0.5292 GB, free: 5.406 MB / 446.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.5182/1.148, allocations: 18.54 MB / 0.5473 GB, free: 47.18 MB / 446.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002583/1.148, allocations: 68.75 kB / 0.5473 GB, free: 47.18 MB / 446.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009344/1.149, allocations: 294.3 kB / 0.5476 GB, free: 47.18 MB / 446.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.004611/1.154, allocations: 2.944 MB / 0.5505 GB, free: 47.16 MB / 446.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03276/1.187, allocations: 15.93 MB / 0.5661 GB, free: 46.91 MB / 446.1 MB 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 0.08743/1.274, allocations: 69.77 MB / 0.6342 GB, free: 13.77 MB / 478.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.02703/1.301, allocations: 8.898 MB / 0.6429 GB, free: 4.73 MB / 478.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.006968/1.308, allocations: 5.002 MB / 0.6478 GB, free: 15.72 MB / 494.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.03238/1.341, allocations: 20.16 MB / 0.6675 GB, free: 11.11 MB / 0.4982 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.25e-05/1.341, allocations: 64.59 kB / 0.6675 GB, free: 11.04 MB / 0.4982 GB Notification: Performance of pre-optimization done (n=313): time 6.893e-06/1.341, allocations: 0 / 0.6675 GB, free: 11.04 MB / 0.4982 GB Notification: Performance of matching and sorting (n=371): time 0.1279/1.469, allocations: 43.64 MB / 0.7101 GB, free: 15.13 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.01542/1.484, allocations: 12.35 MB / 0.7222 GB, free: 2.078 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.2154/1.699, allocations: 5.999 MB / 0.728 GB, free: 244.8 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 0.0009515/1.7, allocations: 83.58 kB / 0.7281 GB, free: 244.8 MB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.003777/1.704, allocations: 5.06 MB / 0.7331 GB, free: 242.8 MB / 0.545 GB Notification: Performance of collectInitialBindings (initialization): time 0.00169/1.706, allocations: 1.385 MB / 0.7344 GB, free: 241.8 MB / 0.545 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001288/1.707, allocations: 0.816 MB / 0.7352 GB, free: 241.4 MB / 0.545 GB Notification: Performance of setup shared object (initialization): time 3.798e-05/1.707, allocations: 305.2 kB / 0.7355 GB, free: 241.1 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007118/1.714, allocations: 4.375 MB / 0.7398 GB, free: 239.6 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.009665/1.724, allocations: 9.723 MB / 0.7493 GB, free: 231 MB / 0.545 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01504/1.739, allocations: 15.22 MB / 0.7641 GB, free: 219.4 MB / 0.545 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.000192/1.739, allocations: 51.84 kB / 0.7642 GB, free: 219.4 MB / 0.545 GB Notification: Performance of matching and sorting (n=1246) (initialization): time 0.03362/1.773, allocations: 17.37 MB / 0.7812 GB, free: 211.1 MB / 0.545 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001525/1.773, allocations: 84 kB / 0.7812 GB, free: 211 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002741/1.774, allocations: 188.9 kB / 0.7814 GB, free: 210.8 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01019/1.784, allocations: 3.534 MB / 0.7849 GB, free: 208.4 MB / 0.545 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007484/1.791, allocations: 2.19 MB / 0.787 GB, free: 206.5 MB / 0.545 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02809/1.819, allocations: 27.14 MB / 0.8135 GB, free: 178.5 MB / 0.545 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.009123/1.829, allocations: 0.608 MB / 0.8141 GB, free: 177.9 MB / 0.545 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001724/1.83, allocations: 0.5759 MB / 0.8147 GB, free: 177.3 MB / 0.545 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 851 * Number of states: 0 () * Number of discrete variables: 68 (sensorConstraintRelative.arrow.arrowLine.twoHeadedArrow,sensorConstraintRelative.arrow.headAtOrigin,freeMotionScalarInit.arrowColor[3],freeMotionScalarInit.arrowColor[2],freeMotionScalarInit.arrowColor[1],fixedTranslationOfConstraint.color[3],fixedTranslationOfConstraint.color[2],fixedTranslationOfConstraint.color[1],fixedTranslationOfJoint.color[3],fixedTranslationOfJoint.color[2],fixedTranslationOfJoint.color[1],fixedTranslation.color[3],fixedTranslation.color[2],fixedTranslation.color[1],fixedRotation.color[3],fixedRotation.color[2],fixedRotation.color[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],springOfConstraint.color[3],springOfConstraint.color[2],springOfConstraint.color[1],springOfConstraint.massColor[3],springOfConstraint.massColor[2],springOfConstraint.massColor[1],springOfJoint.color[3],springOfJoint.color[2],springOfJoint.color[1],springOfJoint.massColor[3],springOfJoint.massColor[2],springOfJoint.massColor[1],bodyOfConstraint.color[3],bodyOfConstraint.color[2],bodyOfConstraint.color[1],bodyOfConstraint.body.sphereColor[3],bodyOfConstraint.body.sphereColor[2],bodyOfConstraint.body.sphereColor[1],bodyOfConstraint.frameTranslation.color[3],bodyOfConstraint.frameTranslation.color[2],bodyOfConstraint.frameTranslation.color[1],bodyOfJoint.color[3],bodyOfJoint.color[2],bodyOfJoint.color[1],bodyOfJoint.body.sphereColor[3],bodyOfJoint.body.sphereColor[2],bodyOfJoint.body.sphereColor[1],bodyOfJoint.frameTranslation.color[3],bodyOfJoint.frameTranslation.color[2],bodyOfJoint.frameTranslation.color[1],sensorConstraintRelative.arrowColor[3],sensorConstraintRelative.arrowColor[2],sensorConstraintRelative.arrowColor[1],constraint.sphereColor[3],constraint.sphereColor[2],constraint.sphereColor[1],joint.cylinderColor[3],joint.cylinderColor[2],joint.cylinderColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1139): * Single equations (assignments): 1122 * Array equations: 10 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 7 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 6 systems {(3,20,100.0%), (1,7,100.0%), (2,24,100.0%), (2,1,100.0%), (2,1,100.0%), (2,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,7)} Notification: Performance of prepare postOptimizeDAE: time 0.00701/1.837, allocations: 3.502 MB / 0.8181 GB, free: 173.8 MB / 0.545 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001443/1.839, allocations: 0.5669 MB / 0.8186 GB, free: 173.2 MB / 0.545 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0188/1.858, allocations: 10.24 MB / 0.8286 GB, free: 162.9 MB / 0.545 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.01635/1.874, allocations: 8.965 MB / 0.8374 GB, free: 153.8 MB / 0.545 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.01579/1.89, allocations: 8.806 MB / 0.846 GB, free: 144.8 MB / 0.545 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.755e-05/1.89, allocations: 20.56 kB / 0.846 GB, free: 144.8 MB / 0.545 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04325/1.933, allocations: 23.99 MB / 0.8694 GB, free: 120.7 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.403e-05/1.933, allocations: 8.312 kB / 0.8695 GB, free: 120.7 MB / 0.545 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003546/1.937, allocations: 0.6084 MB / 0.87 GB, free: 120.1 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.008773/1.946, allocations: 2.976 MB / 0.873 GB, free: 117.1 MB / 0.545 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000805/1.947, allocations: 71.97 kB / 0.873 GB, free: 117 MB / 0.545 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0252/1.972, allocations: 21.09 MB / 0.8936 GB, free: 95.42 MB / 0.545 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.006109/1.978, allocations: 5.858 MB / 0.8993 GB, free: 89.29 MB / 0.545 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0257/2.004, allocations: 14.76 MB / 0.9138 GB, free: 74.38 MB / 0.545 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00191/2.006, allocations: 0.6029 MB / 0.9143 GB, free: 73.75 MB / 0.545 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001988/2.008, allocations: 60 kB / 0.9144 GB, free: 73.7 MB / 0.545 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00455/2.012, allocations: 267.6 kB / 0.9147 GB, free: 73.43 MB / 0.545 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00129/2.013, allocations: 240.9 kB / 0.9149 GB, free: 73.2 MB / 0.545 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0006651/2.014, allocations: 91.98 kB / 0.915 GB, free: 73.11 MB / 0.545 GB Notification: Performance of sorting global known variables: time 0.006989/2.021, allocations: 3.746 MB / 0.9186 GB, free: 69.37 MB / 0.545 GB Notification: Performance of sort global known variables: time 4.11e-07/2.021, allocations: 0 / 0.9186 GB, free: 69.37 MB / 0.545 GB Notification: Performance of remove unused functions: time 0.0113/2.032, allocations: 2.058 MB / 0.9206 GB, free: 67.32 MB / 0.545 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 16 * Number of states: 8 ($STATESET2.x[2],$STATESET2.x[1],$STATESET1.x[2],$STATESET1.x[1],joint.phi_a,joint.phi_b,joint.w_a,joint.w_b) * 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 (280): * Single equations (assignments): 272 * Array equations: 4 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(4,19,75.0%), (3,17,100.0%), (3,8,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(3,12)} Notification: Performance of Backend phase and start with SimCode phase: time 0.02633/2.059, allocations: 15.52 MB / 0.9358 GB, free: 51.67 MB / 0.545 GB Notification: Performance of simCode: created initialization part: time 0.01777/2.077, allocations: 11.31 MB / 0.9468 GB, free: 40.29 MB / 0.545 GB Notification: Performance of simCode: created event and clocks part: time 1.076e-05/2.077, allocations: 4.062 kB / 0.9468 GB, free: 40.29 MB / 0.545 GB Notification: Performance of simCode: created simulation system equations: time 0.007886/2.085, allocations: 4.708 MB / 0.9514 GB, free: 35.52 MB / 0.545 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01074/2.095, allocations: 0.8576 MB / 0.9523 GB, free: 34.67 MB / 0.545 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.3674/2.463, allocations: 107.4 MB / 1.057 GB, free: 164.1 MB / 0.545 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005693/2.469, allocations: 5.366 MB / 1.062 GB, free: 158.8 MB / 0.545 GB Notification: Performance of simCode: alias equations: time 0.007533/2.476, allocations: 3.068 MB / 1.065 GB, free: 155.7 MB / 0.545 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00426/2.48, allocations: 3.534 MB / 1.069 GB, free: 152.2 MB / 0.545 GB Notification: Performance of SimCode: time 1.012e-06/2.48, allocations: 0 / 1.069 GB, free: 152.2 MB / 0.545 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.2213/2.702, allocations: 140.8 MB / 1.206 GB, free: 12.1 MB / 0.545 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002142/2.702, allocations: 257.4 kB / 1.207 GB, free: 11.8 MB / 0.545 GB Notification: Performance of buildModelFMU: Generate platform static: time 5.892/8.594, allocations: 0 / 1.207 GB, free: 11.8 MB / 0.545 GB (rm -f Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.pipe ; mkfifo Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.pipe ; head -c 1048576 < Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.pipe >> ../files/Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint_res.mat --tempDir=temp_Modelica_4_0_0_Modelica_Mechanics_MultiBody_Examples_Constraints_UniversalConstraint_fmu --startTime=0 --stopTime=10 --timeout=50 --tolerance=1e-06 Modelica_4_0_0_Modelica_Mechanics_MultiBody_Examples_Constraints_UniversalConstraint.fmu > Modelica_4.0.0_Modelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint.pipe 2>&1)