Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor.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/IDEAS 3.0.0-master/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-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: translateModel(IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor") translateModel(IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001316/0.001316, allocations: 108 kB / 15.99 MB, free: 6.359 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001113/0.001113, allocations: 191.5 kB / 16.91 MB, free: 6.195 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.364/1.364, allocations: 222.9 MB / 240.6 MB, free: 15.41 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.8189/0.8189, allocations: 135.1 MB / 425.9 MB, free: 4.309 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001477/0.001477, allocations: 63.84 kB / 0.5055 GB, free: 8.727 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4154/0.4169, allocations: 80.92 MB / 0.5845 GB, free: 25.14 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor): time 0.0194/0.4364, allocations: 23.12 MB / 0.6071 GB, free: 3.594 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.009473/0.4459, allocations: 6.464 MB / 0.6134 GB, free: 13.15 MB / 462.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001453/0.4474, allocations: 25.19 kB / 0.6134 GB, free: 13.12 MB / 462.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001211/0.4486, allocations: 341 kB / 0.6138 GB, free: 12.79 MB / 462.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00352/0.4522, allocations: 1.017 MB / 0.6147 GB, free: 11.79 MB / 462.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003069/0.4553, allocations: 0.9882 MB / 0.6157 GB, free: 10.81 MB / 462.1 MB Notification: Performance of NFFlatten.flatten: time 0.003131/0.4584, allocations: 2 MB / 0.6177 GB, free: 8.809 MB / 462.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001127/0.4596, allocations: 0.7296 MB / 0.6184 GB, free: 8.07 MB / 462.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001611/0.4612, allocations: 0.8366 MB / 0.6192 GB, free: 7.23 MB / 462.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.000882/0.4621, allocations: 0.7275 MB / 0.6199 GB, free: 6.5 MB / 462.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001147/0.4622, allocations: 72 kB / 0.62 GB, free: 6.43 MB / 462.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001843/0.4641, allocations: 1.002 MB / 0.621 GB, free: 5.426 MB / 462.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002286/0.4643, allocations: 223.1 kB / 0.6212 GB, free: 5.207 MB / 462.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0005226/0.4648, allocations: 0.4934 MB / 0.6216 GB, free: 4.711 MB / 462.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001508/0.4663, allocations: 1.08 MB / 0.6227 GB, free: 3.629 MB / 462.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.518e-06/0.4664, allocations: 0 / 0.6227 GB, free: 3.629 MB / 462.1 MB Notification: Performance of FrontEnd: time 2.815e-06/0.4664, allocations: 0 / 0.6227 GB, free: 3.629 MB / 462.1 MB Notification: Performance of Transformations before backend: time 1.782e-05/0.4664, allocations: 3.938 kB / 0.6227 GB, free: 3.625 MB / 462.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 140 * Number of variables: 140 Notification: Performance of Generate backend data structure: time 0.002301/0.4687, allocations: 1.408 MB / 0.6241 GB, free: 2.16 MB / 462.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.538e-05/0.4688, allocations: 9.109 kB / 0.6241 GB, free: 2.152 MB / 462.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002343/0.469, allocations: 119.5 kB / 0.6242 GB, free: 2.035 MB / 462.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001003/0.47, allocations: 0.6635 MB / 0.6249 GB, free: 1.324 MB / 462.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.756e-05/0.4701, allocations: 49.25 kB / 0.6249 GB, free: 1.277 MB / 462.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 9.445e-05/0.4702, allocations: 64 kB / 0.625 GB, free: 1.215 MB / 462.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001088/0.4713, allocations: 0.6624 MB / 0.6256 GB, free: 0.5117 MB / 462.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.64e-05/0.4713, allocations: 3.984 kB / 0.6256 GB, free: 0.5078 MB / 462.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.417e-05/0.4713, allocations: 24 kB / 0.6256 GB, free: 496 kB / 462.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.475e-05/0.4714, allocations: 16 kB / 0.6256 GB, free: 480 kB / 462.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0007796/0.4722, allocations: 448.9 kB / 0.6261 GB, free: 32 kB / 462.1 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 0.003538/0.4757, allocations: 2.541 MB / 0.6286 GB, free: 13.35 MB / 478.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0006954/0.4764, allocations: 356 kB / 0.6289 GB, free: 12.99 MB / 478.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003146/0.4767, allocations: 185.4 kB / 0.6291 GB, free: 12.81 MB / 478.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0003188/0.4771, allocations: 344.4 kB / 0.6294 GB, free: 12.4 MB / 478.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0006252/0.4777, allocations: 337.1 kB / 0.6297 GB, free: 12.04 MB / 478.1 MB Notification: Performance of pre-optimization done (n=37): time 2.154e-06/0.4777, allocations: 0 / 0.6297 GB, free: 12.04 MB / 478.1 MB Notification: Performance of matching and sorting (n=37): time 0.001342/0.4791, allocations: 0.6769 MB / 0.6304 GB, free: 11.35 MB / 478.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001415/0.4792, allocations: 247.3 kB / 0.6306 GB, free: 11.05 MB / 478.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009865/0.4802, allocations: 0.8522 MB / 0.6315 GB, free: 10.18 MB / 478.1 MB Notification: Performance of collectPreVariables (initialization): time 5.897e-05/0.4803, allocations: 37.95 kB / 0.6315 GB, free: 10.13 MB / 478.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0003572/0.4806, allocations: 436.4 kB / 0.6319 GB, free: 9.703 MB / 478.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001178/0.4808, allocations: 122.3 kB / 0.632 GB, free: 9.582 MB / 478.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001946/0.481, allocations: 126.1 kB / 0.6321 GB, free: 9.453 MB / 478.1 MB Notification: Performance of setup shared object (initialization): time 0.0001295/0.4811, allocations: 334 kB / 0.6325 GB, free: 9.121 MB / 478.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003857/0.4815, allocations: 211 kB / 0.6327 GB, free: 8.914 MB / 478.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005117/0.482, allocations: 363.7 kB / 0.633 GB, free: 8.492 MB / 478.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008032/0.4828, allocations: 0.5378 MB / 0.6335 GB, free: 7.91 MB / 478.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.727e-06/0.4828, allocations: 0 / 0.6335 GB, free: 7.91 MB / 478.1 MB Notification: Performance of matching and sorting (n=72) (initialization): time 0.001231/0.4841, allocations: 0.7369 MB / 0.6343 GB, free: 7.16 MB / 478.1 MB Notification: Performance of prepare postOptimizeDAE: time 4.752e-05/0.4841, allocations: 49.62 kB / 0.6343 GB, free: 7.105 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.176e-06/0.4842, allocations: 0 / 0.6343 GB, free: 7.105 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.287e-05/0.4842, allocations: 8 kB / 0.6343 GB, free: 7.098 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001032/0.4852, allocations: 176.1 kB / 0.6345 GB, free: 6.926 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001072/0.4863, allocations: 1.774 MB / 0.6362 GB, free: 5.082 MB / 478.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007477/0.4871, allocations: 103.8 kB / 0.6363 GB, free: 4.98 MB / 478.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.305e-05/0.4871, allocations: 32 kB / 0.6363 GB, free: 4.949 MB / 478.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0006333/0.4878, allocations: 377.2 kB / 0.6367 GB, free: 4.578 MB / 478.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0004984/0.4883, allocations: 378 kB / 0.6371 GB, free: 4.137 MB / 478.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0007613/0.4891, allocations: 0.5269 MB / 0.6376 GB, free: 3.555 MB / 478.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.244e-06/0.4891, allocations: 3.938 kB / 0.6376 GB, free: 3.551 MB / 478.1 MB Notification: Performance of matching and sorting (n=72) (initialization_lambda0): time 0.001165/0.4902, allocations: 0.7306 MB / 0.6383 GB, free: 2.809 MB / 478.1 MB Notification: Performance of prepare postOptimizeDAE: time 3.75e-05/0.4903, allocations: 37.69 kB / 0.6383 GB, free: 2.766 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.34e-06/0.4903, allocations: 4 kB / 0.6383 GB, free: 2.762 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 8.726e-06/0.4903, allocations: 8 kB / 0.6383 GB, free: 2.754 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005089/0.4908, allocations: 128.2 kB / 0.6385 GB, free: 2.629 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.496e-06/0.4909, allocations: 7.938 kB / 0.6385 GB, free: 2.621 MB / 478.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006945/0.4916, allocations: 103.5 kB / 0.6386 GB, free: 2.52 MB / 478.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.456e-05/0.4916, allocations: 28 kB / 0.6386 GB, free: 2.492 MB / 478.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 12 * Number of states: 0 () * Number of discrete variables: 12 (mot.lowHys.y,$PRE.mot.lowHys.y,mot.uppHys.y,$PRE.mot.uppHys.y,ySet.nextEventScaled,ySet.nextEvent,$PRE.ySet.nextEvent,ySet.last,ySet.b,ySet.a,$whenCondition1,mot.int.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (67): * Single equations (assignments): 63 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 3 systems {1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0002528/0.4919, allocations: 253.1 kB / 0.6388 GB, free: 2.234 MB / 478.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001336/0.492, allocations: 98.81 kB / 0.6389 GB, free: 2.137 MB / 478.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001237/0.4933, allocations: 0.6649 MB / 0.6396 GB, free: 1.457 MB / 478.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.098e-05/0.4933, allocations: 4 kB / 0.6396 GB, free: 1.453 MB / 478.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.43e-06/0.4933, allocations: 0 / 0.6396 GB, free: 1.453 MB / 478.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.192e-06/0.4933, allocations: 4 kB / 0.6396 GB, free: 1.449 MB / 478.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002036/0.4954, allocations: 1.517 MB / 0.6411 GB, free: 15.86 MB / 494.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.29e-06/0.4954, allocations: 0 / 0.6411 GB, free: 15.86 MB / 494.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004164/0.4958, allocations: 99.86 kB / 0.6412 GB, free: 15.77 MB / 494.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 4.86e-06/0.4958, allocations: 4.125 kB / 0.6412 GB, free: 15.76 MB / 494.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.448e-05/0.4959, allocations: 12 kB / 0.6412 GB, free: 15.75 MB / 494.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0008843/0.4967, allocations: 1.77 MB / 0.6429 GB, free: 13.91 MB / 494.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.697e-06/0.4968, allocations: 3.938 kB / 0.6429 GB, free: 13.91 MB / 494.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001465/0.4982, allocations: 1.112 MB / 0.644 GB, free: 12.77 MB / 494.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0003308/0.4986, allocations: 219.8 kB / 0.6442 GB, free: 12.53 MB / 494.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001122/0.4987, allocations: 8 kB / 0.6442 GB, free: 12.52 MB / 494.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005273/0.4992, allocations: 63.84 kB / 0.6443 GB, free: 12.46 MB / 494.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001092/0.4993, allocations: 43.88 kB / 0.6443 GB, free: 12.42 MB / 494.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.765e-05/0.4994, allocations: 16 kB / 0.6443 GB, free: 12.4 MB / 494.1 MB Notification: Performance of sorting global known variables: time 0.0007302/0.5001, allocations: 0.5709 MB / 0.6449 GB, free: 11.82 MB / 494.1 MB Notification: Performance of sort global known variables: time 1.51e-07/0.5001, allocations: 0 / 0.6449 GB, free: 11.82 MB / 494.1 MB Notification: Performance of remove unused functions: time 0.001301/0.5014, allocations: 459.2 kB / 0.6453 GB, free: 11.37 MB / 494.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 1 (mot.int.y) * Number of discrete variables: 8 ($whenCondition1,ySet.a,ySet.b,ySet.last,ySet.nextEvent,ySet.nextEventScaled,mot.uppHys.y,mot.lowHys.y) * Number of discrete states: 8 (ySet.nextEvent,ySet.last,ySet.nextEventScaled,ySet.b,ySet.a,$whenCondition1,mot.lowHys.y,mot.uppHys.y) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (38): * Single equations (assignments): 32 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 3 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 3 systems {1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0007892/0.5022, allocations: 352 kB / 0.6457 GB, free: 11.03 MB / 494.1 MB Notification: Performance of simCode: created initialization part: time 0.002255/0.5045, allocations: 1.035 MB / 0.6467 GB, free: 9.969 MB / 494.1 MB Notification: Performance of simCode: created event and clocks part: time 3.136e-06/0.5045, allocations: 0 / 0.6467 GB, free: 9.969 MB / 494.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0006101/0.5051, allocations: 349.4 kB / 0.647 GB, free: 9.617 MB / 494.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00165/0.5068, allocations: 326.1 kB / 0.6473 GB, free: 9.309 MB / 494.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002672/0.5095, allocations: 1.83 MB / 0.6491 GB, free: 7.434 MB / 494.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000625/0.5101, allocations: 1.009 MB / 0.6501 GB, free: 6.395 MB / 494.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001846/0.5103, allocations: 71.41 kB / 0.6502 GB, free: 6.324 MB / 494.1 MB Notification: Performance of SimCode: time 7.22e-07/0.5103, allocations: 4 kB / 0.6502 GB, free: 6.32 MB / 494.1 MB Notification: Performance of Templates: time 0.02695/0.5373, allocations: 23.67 MB / 0.6733 GB, free: 14.76 MB / 0.5137 GB make -j1 -f IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor.makefile (rm -f IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor.sim & ./IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValvesMotor.pipe 2>&1)