Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter.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/IBPSA 4.0.0-master/package.mo", uses=false)
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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(IBPSA.Fluid.Movers.Examples.MoverParameter,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter")
translateModel(IBPSA.Fluid.Movers.Examples.MoverParameter,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001333/0.001333, allocations: 99.16 kB / 16.4 MB, free: 6.445 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001512/0.001513, allocations: 195.9 kB / 17.34 MB, free: 5.707 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.381/1.381, allocations: 222.9 MB / 241 MB, free: 15.16 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7191/0.7191, allocations: 115.3 MB / 406.5 MB, free: 6.148 MB / 318.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001338/0.001338, allocations: 68.17 kB / 0.5577 GB, free: 32.31 MB / 446.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1528/0.1541, allocations: 76.18 MB / 0.6321 GB, free: 4.453 MB / 478.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Movers.Examples.MoverParameter): time 0.07844/0.2326, allocations: 75.5 MB / 0.7058 GB, free: 8.68 MB / 0.545 GB
Notification: Performance of NFInst.instExpressions: time 0.04058/0.2733, allocations: 26.06 MB / 0.7312 GB, free: 14.55 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.006647/0.28, allocations: 123.4 kB / 0.7314 GB, free: 14.43 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.008443/0.2884, allocations: 2.589 MB / 0.7339 GB, free: 11.83 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.013/0.3015, allocations: 3.91 MB / 0.7377 GB, free: 7.906 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.009001/0.3105, allocations: 3.163 MB / 0.7408 GB, free: 4.762 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.4677/0.7782, allocations: 27.28 MB / 0.7674 GB, free: 11.04 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004704/0.7829, allocations: 2.651 MB / 0.77 GB, free: 10.75 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.009083/0.7921, allocations: 3.111 MB / 0.7731 GB, free: 10.73 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005009/0.7971, allocations: 2.396 MB / 0.7754 GB, free: 10.32 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.00113/0.7983, allocations: 348 kB / 0.7757 GB, free: 10.32 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.006264/0.8046, allocations: 2.523 MB / 0.7782 GB, free: 10.32 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.001927/0.8065, allocations: 1.667 MB / 0.7798 GB, free: 10.14 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.003503/0.8101, allocations: 2.47 MB / 0.7822 GB, free: 9.406 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.01005/0.8201, allocations: 7.472 MB / 0.7895 GB, free: 8.391 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 5.481e-06/0.8202, allocations: 0 / 0.7895 GB, free: 8.391 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 1.503e-06/0.8202, allocations: 0 / 0.7895 GB, free: 8.391 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 0.0002267/0.8204, allocations: 0 / 0.7895 GB, free: 8.391 MB / 0.5762 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 374
 * Number of variables: 374
Notification: Performance of Generate backend data structure: time 0.01291/0.8333, allocations: 5.484 MB / 0.7949 GB, free: 5.168 MB / 0.5762 GB
Notification: Performance of prepare preOptimizeDAE: time 4.427e-05/0.8334, allocations: 14 kB / 0.7949 GB, free: 5.164 MB / 0.5762 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.008582/0.842, allocations: 1.502 MB / 0.7964 GB, free: 4.488 MB / 0.5762 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0132/0.8552, allocations: 7.216 MB / 0.8034 GB, free: 1.727 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001839/0.8554, allocations: 130.6 kB / 0.8035 GB, free: 1.652 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005341/0.856, allocations: 172.4 kB / 0.8037 GB, free: 1.535 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.004689/0.8607, allocations: 2.505 MB / 0.8062 GB, free: 15.7 MB / 0.5919 GB
Notification: Performance of preOpt findStateOrder (simulation): time 3.41e-05/0.8607, allocations: 4 kB / 0.8062 GB, free: 15.7 MB / 0.5919 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001733/0.8609, allocations: 61.06 kB / 0.8062 GB, free: 15.69 MB / 0.5919 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.318e-05/0.8609, allocations: 36 kB / 0.8063 GB, free: 15.65 MB / 0.5919 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005324/0.8663, allocations: 1.977 MB / 0.8082 GB, free: 13.96 MB / 0.5919 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 0.01905/0.8854, allocations: 10.75 MB / 0.8187 GB, free: 2.914 MB / 0.5919 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004129/0.8895, allocations: 1.495 MB / 0.8201 GB, free: 1.414 MB / 0.5919 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001797/0.8913, allocations: 0.67 MB / 0.8208 GB, free: 0.7422 MB / 0.5919 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.008434/0.8998, allocations: 4.431 MB / 0.8251 GB, free: 12.09 MB / 0.6075 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.262e-05/0.8999, allocations: 39.12 kB / 0.8252 GB, free: 12.04 MB / 0.6075 GB
Notification: Performance of pre-optimization done (n=57): time 2.886e-06/0.8999, allocations: 0 / 0.8252 GB, free: 12.04 MB / 0.6075 GB
Notification: Performance of matching and sorting (n=57): time 0.00746/0.9074, allocations: 2.199 MB / 0.8273 GB, free: 9.832 MB / 0.6075 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.519e-05/0.9074, allocations: 63.91 kB / 0.8274 GB, free: 9.758 MB / 0.6075 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01027/0.9177, allocations: 5.581 MB / 0.8328 GB, free: 4.199 MB / 0.6075 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004469/0.9182, allocations: 49.7 kB / 0.8329 GB, free: 4.145 MB / 0.6075 GB
Notification: Performance of collectInitialEqns (initialization): time 0.002057/0.9203, allocations: 1.954 MB / 0.8348 GB, free: 2.203 MB / 0.6075 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0004187/0.9207, allocations: 224.8 kB / 0.835 GB, free: 1.984 MB / 0.6075 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001137/0.9219, allocations: 0.6949 MB / 0.8357 GB, free: 1.281 MB / 0.6075 GB
Notification: Performance of setup shared object (initialization): time 0.0001028/0.922, allocations: 309.1 kB / 0.836 GB, free: 0.9766 MB / 0.6075 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003426/0.9254, allocations: 2.001 MB / 0.8379 GB, free: 14.98 MB / 0.6231 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004388/0.9298, allocations: 2.927 MB / 0.8408 GB, free: 11.68 MB / 0.6231 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006984/0.9368, allocations: 4.537 MB / 0.8452 GB, free: 6.918 MB / 0.6231 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.25e-05/0.9369, allocations: 4 kB / 0.8452 GB, free: 6.914 MB / 0.6231 GB
Notification: Performance of matching and sorting (n=394) (initialization): time 0.01014/0.947, allocations: 5.294 MB / 0.8504 GB, free: 1.758 MB / 0.6231 GB
Notification: Performance of prepare postOptimizeDAE: time 3.932e-05/0.9471, allocations: 16 kB / 0.8504 GB, free: 1.742 MB / 0.6231 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.795e-05/0.9472, allocations: 24 kB / 0.8504 GB, free: 1.719 MB / 0.6231 GB
Notification: Performance of postOpt tearingSystem (initialization): time 4.624e-05/0.9472, allocations: 36 kB / 0.8505 GB, free: 1.684 MB / 0.6231 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003425/0.9506, allocations: 0.6441 MB / 0.8511 GB, free: 1.078 MB / 0.6231 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0023/0.953, allocations: 2.389 MB / 0.8534 GB, free: 14.63 MB / 0.6387 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00428/0.9573, allocations: 444.1 kB / 0.8538 GB, free: 14.2 MB / 0.6387 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004529/0.9577, allocations: 155.9 kB / 0.854 GB, free: 14.05 MB / 0.6387 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005121/0.9629, allocations: 2.781 MB / 0.8567 GB, free: 11.26 MB / 0.6387 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.003992/0.9669, allocations: 2.714 MB / 0.8594 GB, free: 8.176 MB / 0.6387 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.006562/0.9735, allocations: 4.11 MB / 0.8634 GB, free: 3.836 MB / 0.6387 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.952e-05/0.9736, allocations: 8 kB / 0.8634 GB, free: 3.828 MB / 0.6387 GB
Notification: Performance of matching and sorting (n=394) (initialization_lambda0): time 0.01168/0.9852, allocations: 4.85 MB / 0.8681 GB, free: 15.12 MB / 0.6544 GB
Notification: Performance of prepare postOptimizeDAE: time 3.293e-05/0.9853, allocations: 20.06 kB / 0.8681 GB, free: 15.1 MB / 0.6544 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.11e-05/0.9854, allocations: 27.98 kB / 0.8682 GB, free: 15.07 MB / 0.6544 GB
Notification: Performance of postOpt tearingSystem (initialization): time 3.722e-05/0.9854, allocations: 39.94 kB / 0.8682 GB, free: 15.04 MB / 0.6544 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002863/0.9883, allocations: 0.642 MB / 0.8688 GB, free: 14.43 MB / 0.6544 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.259e-05/0.9883, allocations: 49.92 kB / 0.8689 GB, free: 14.39 MB / 0.6544 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004352/0.9927, allocations: 350.3 kB / 0.8692 GB, free: 14.04 MB / 0.6544 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004705/0.9932, allocations: 159.9 kB / 0.8694 GB, free: 13.89 MB / 0.6544 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 109
 * 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 (277):
 * Single equations (assignments): 268
 * Array equations: 3
 * Algorithm blocks: 0
 * Record equations: 3
 * 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 0.0006735/0.9939, allocations: 314.7 kB / 0.8697 GB, free: 13.61 MB / 0.6544 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001335/0.9952, allocations: 414.5 kB / 0.8701 GB, free: 13.2 MB / 0.6544 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.005583/1.001, allocations: 2.087 MB / 0.8721 GB, free: 11.15 MB / 0.6544 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.943e-05/1.001, allocations: 9.781 kB / 0.8721 GB, free: 11.14 MB / 0.6544 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 6.873e-06/1.001, allocations: 0 / 0.8721 GB, free: 11.14 MB / 0.6544 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.202e-05/1.001, allocations: 7.172 kB / 0.8721 GB, free: 11.14 MB / 0.6544 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01057/1.011, allocations: 4.646 MB / 0.8766 GB, free: 6.449 MB / 0.6544 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.857e-06/1.011, allocations: 4 kB / 0.8766 GB, free: 6.445 MB / 0.6544 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001344/1.013, allocations: 226.4 kB / 0.8769 GB, free: 6.23 MB / 0.6544 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0002666/1.013, allocations: 104.8 kB / 0.877 GB, free: 6.125 MB / 0.6544 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.563e-05/1.013, allocations: 35.91 kB / 0.877 GB, free: 6.09 MB / 0.6544 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001443/1.015, allocations: 2.156 MB / 0.8791 GB, free: 3.867 MB / 0.6544 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.659e-06/1.015, allocations: 7.938 kB / 0.8791 GB, free: 3.859 MB / 0.6544 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005267/1.02, allocations: 2.069 MB / 0.8811 GB, free: 1.758 MB / 0.6544 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002228/1.022, allocations: 0.706 MB / 0.8818 GB, free: 1.027 MB / 0.6544 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007938/1.023, allocations: 16 kB / 0.8818 GB, free: 1.012 MB / 0.6544 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002179/1.025, allocations: 135.8 kB / 0.882 GB, free: 0.8789 MB / 0.6544 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001177/1.025, allocations: 71.97 kB / 0.882 GB, free: 0.8125 MB / 0.6544 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.00013/1.025, allocations: 51.95 kB / 0.8821 GB, free: 0.7617 MB / 0.6544 GB
Notification: Performance of sorting global known variables: time 0.007108/1.033, allocations: 3.8 MB / 0.8858 GB, free: 12.98 MB / 0.67 GB
Notification: Performance of sort global known variables: time 3.61e-07/1.033, allocations: 0 / 0.8858 GB, free: 12.98 MB / 0.67 GB
Notification: Performance of remove unused functions: time 0.006984/1.04, allocations: 1.732 MB / 0.8875 GB, free: 11.25 MB / 0.67 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 12
 * 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 (75):
 * Single equations (assignments): 64
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 8
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 2
 * Torn equation systems: 1
 * 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): 2 systems
   {1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 0 systems
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(1,1)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.001878/1.042, allocations: 0.7034 MB / 0.8882 GB, free: 10.6 MB / 0.67 GB
Notification: Performance of simCode: created initialization part: time 0.01119/1.053, allocations: 5.59 MB / 0.8936 GB, free: 5.191 MB / 0.67 GB
Notification: Performance of simCode: created event and clocks part: time 9.869e-06/1.053, allocations: 1.938 kB / 0.8936 GB, free: 5.191 MB / 0.67 GB
Notification: Performance of simCode: created simulation system equations: time 0.00213/1.055, allocations: 0.7468 MB / 0.8944 GB, free: 4.465 MB / 0.67 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01115/1.066, allocations: 2.246 MB / 0.8966 GB, free: 2.285 MB / 0.67 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01423/1.08, allocations: 7.018 MB / 0.9034 GB, free: 11.22 MB / 0.6856 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002752/1.083, allocations: 2.544 MB / 0.9059 GB, free: 8.66 MB / 0.6856 GB
Notification: Performance of simCode: alias equations: time 0.004994/1.088, allocations: 1.175 MB / 0.907 GB, free: 7.48 MB / 0.6856 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00123/1.089, allocations: 326.6 kB / 0.9073 GB, free: 7.164 MB / 0.6856 GB
Notification: Performance of SimCode: time 1.022e-06/1.089, allocations: 0 / 0.9073 GB, free: 7.164 MB / 0.6856 GB
Notification: Performance of Templates: time 0.1456/1.235, allocations: 87.02 MB / 0.9923 GB, free: 1.379 MB / 0.7637 GB
make -j1 -f IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter.makefile
(rm -f IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter.sim & ./IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.Movers.Examples.MoverParameter.pipe 2>&1)