Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/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) 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 BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Running command: translateModel(BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves") translateModel(BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.7619/0.7619, allocations: 143.4 MB / 159.2 MB, free: 4.887 MB / 122.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001184/0.001184, allocations: 184.5 kB / 191.9 MB, free: 5.734 MB / 154.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.353/1.353, allocations: 222.9 MB / 447.3 MB, free: 5.871 MB / 330.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.000914/0.0009139, allocations: 111.2 kB / 0.517 GB, free: 3.715 MB / 410.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001819/0.001819, allocations: 292.1 kB / 0.5973 GB, free: 49.38 MB / 410.7 MB Notification: Performance of FrontEnd - loaded program: time 0.001359/0.001359, allocations: 84.14 kB / 0.6885 GB, free: 3.848 MB / 458.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3074/0.3087, allocations: 81.29 MB / 0.7679 GB, free: 27.66 MB / 458.7 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves): time 0.09177/0.4006, allocations: 111.9 MB / 0.8772 GB, free: 11.44 MB / 0.5417 GB Notification: Performance of NFInst.instExpressions: time 0.02932/0.4299, allocations: 20.26 MB / 0.897 GB, free: 7.129 MB / 0.5573 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00441/0.4344, allocations: 87.38 kB / 0.897 GB, free: 7.043 MB / 0.5573 GB Notification: Performance of NFTyping.typeComponents: time 0.00392/0.4384, allocations: 1.045 MB / 0.8981 GB, free: 5.992 MB / 0.5573 GB Notification: Performance of NFTyping.typeBindings: time 0.009989/0.4484, allocations: 3.363 MB / 0.9013 GB, free: 2.617 MB / 0.5573 GB Notification: Performance of NFTyping.typeClassSections: time 0.3196/0.768, allocations: 2.818 MB / 0.9041 GB, free: 33.42 MB / 0.5573 GB Notification: Performance of NFFlatten.flatten: time 0.01209/0.7801, allocations: 9.511 MB / 0.9134 GB, free: 33.41 MB / 0.5573 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003698/0.7838, allocations: 2.129 MB / 0.9155 GB, free: 33.18 MB / 0.5573 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005924/0.7898, allocations: 2.417 MB / 0.9178 GB, free: 33.17 MB / 0.5573 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004693/0.7945, allocations: 2.128 MB / 0.9199 GB, free: 32.82 MB / 0.5573 GB Notification: Performance of NFPackage.collectConstants: time 0.0007567/0.7953, allocations: 125.7 kB / 0.92 GB, free: 32.82 MB / 0.5573 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004288/0.7996, allocations: 1.469 MB / 0.9215 GB, free: 32.82 MB / 0.5573 GB Notification: Performance of NFScalarize.scalarize: time 0.0006826/0.8003, allocations: 0.5667 MB / 0.922 GB, free: 32.71 MB / 0.5573 GB Notification: Performance of NFVerifyModel.verify: time 0.002346/0.8027, allocations: 1.36 MB / 0.9233 GB, free: 32.29 MB / 0.5573 GB Notification: Performance of NFConvertDAE.convert: time 0.004671/0.8073, allocations: 4.239 MB / 0.9275 GB, free: 31.84 MB / 0.5573 GB Notification: Performance of FrontEnd - DAE generated: time 5.431e-06/0.8074, allocations: 2.5 kB / 0.9275 GB, free: 31.84 MB / 0.5573 GB Notification: Performance of FrontEnd: time 8.81e-07/0.8074, allocations: 0 / 0.9275 GB, free: 31.84 MB / 0.5573 GB Notification: Performance of Transformations before backend: time 7.346e-05/0.8074, allocations: 0 / 0.9275 GB, free: 31.84 MB / 0.5573 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 379 * Number of variables: 379 Notification: Performance of Generate backend data structure: time 0.0051/0.8126, allocations: 3.203 MB / 0.9306 GB, free: 30.39 MB / 0.5573 GB Notification: Performance of prepare preOptimizeDAE: time 3.831e-05/0.8126, allocations: 7.281 kB / 0.9306 GB, free: 30.39 MB / 0.5573 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007047/0.8133, allocations: 327.5 kB / 0.9309 GB, free: 30.23 MB / 0.5573 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003222/0.8165, allocations: 2.124 MB / 0.933 GB, free: 29.65 MB / 0.5573 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.466e-05/0.8166, allocations: 129.9 kB / 0.9331 GB, free: 29.64 MB / 0.5573 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001933/0.8168, allocations: 169.7 kB / 0.9333 GB, free: 29.64 MB / 0.5573 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002371/0.8192, allocations: 1.608 MB / 0.9349 GB, free: 29.44 MB / 0.5573 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.494e-05/0.8193, allocations: 5.781 kB / 0.9349 GB, free: 29.44 MB / 0.5573 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001195/0.8194, allocations: 59.78 kB / 0.9349 GB, free: 29.44 MB / 0.5573 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.67e-05/0.8194, allocations: 39.25 kB / 0.935 GB, free: 29.44 MB / 0.5573 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001791/0.8212, allocations: 1.147 MB / 0.9361 GB, free: 29.43 MB / 0.5573 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 0.009723/0.831, allocations: 7.874 MB / 0.9438 GB, free: 25.71 MB / 0.5573 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0007431/0.8317, allocations: 479.8 kB / 0.9442 GB, free: 25.68 MB / 0.5573 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004492/0.8322, allocations: 331.1 kB / 0.9445 GB, free: 25.66 MB / 0.5573 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004389/0.8327, allocations: 0.7514 MB / 0.9453 GB, free: 24.82 MB / 0.5573 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.171e-05/0.8327, allocations: 40.62 kB / 0.9453 GB, free: 24.78 MB / 0.5573 GB Notification: Performance of pre-optimization done (n=60): time 2.284e-06/0.8327, allocations: 0 / 0.9453 GB, free: 24.78 MB / 0.5573 GB Notification: Performance of matching and sorting (n=60): time 0.001991/0.8347, allocations: 0.9964 MB / 0.9463 GB, free: 24.6 MB / 0.5573 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.74e-05/0.8347, allocations: 60.56 kB / 0.9463 GB, free: 24.54 MB / 0.5573 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002692/0.8374, allocations: 2.293 MB / 0.9486 GB, free: 23.96 MB / 0.5573 GB Notification: Performance of collectPreVariables (initialization): time 0.0001601/0.8376, allocations: 44.67 kB / 0.9486 GB, free: 23.93 MB / 0.5573 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006751/0.8383, allocations: 1.138 MB / 0.9497 GB, free: 23.48 MB / 0.5573 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001702/0.8385, allocations: 218.9 kB / 0.9499 GB, free: 23.33 MB / 0.5573 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003099/0.8388, allocations: 253 kB / 0.9502 GB, free: 23.27 MB / 0.5573 GB Notification: Performance of setup shared object (initialization): time 6.787e-05/0.8389, allocations: 357.3 kB / 0.9505 GB, free: 22.95 MB / 0.5573 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005804/0.8394, allocations: 361.7 kB / 0.9509 GB, free: 22.89 MB / 0.5573 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007407/0.8402, allocations: 0.7487 MB / 0.9516 GB, free: 22.4 MB / 0.5573 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00114/0.8413, allocations: 0.9837 MB / 0.9526 GB, free: 22.02 MB / 0.5573 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.194e-06/0.8414, allocations: 3.562 kB / 0.9526 GB, free: 22.02 MB / 0.5573 GB Notification: Performance of matching and sorting (n=141) (initialization): time 0.002137/0.8435, allocations: 1.287 MB / 0.9538 GB, free: 21.76 MB / 0.5573 GB Notification: Performance of prepare postOptimizeDAE: time 1.934e-05/0.8435, allocations: 7.562 kB / 0.9538 GB, free: 21.76 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.324e-05/0.8436, allocations: 11.27 kB / 0.9538 GB, free: 21.76 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.608e-05/0.8436, allocations: 19.84 kB / 0.9539 GB, free: 21.75 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008957/0.8445, allocations: 250 kB / 0.9541 GB, free: 21.72 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.91e-05/0.8445, allocations: 18.25 kB / 0.9541 GB, free: 21.72 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001988/0.8465, allocations: 248.4 kB / 0.9544 GB, free: 21.59 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.609e-05/0.8466, allocations: 53.17 kB / 0.9544 GB, free: 21.59 MB / 0.5573 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00135/0.848, allocations: 0.7565 MB / 0.9551 GB, free: 21.44 MB / 0.5573 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0007517/0.8487, allocations: 0.7374 MB / 0.9559 GB, free: 20.94 MB / 0.5573 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001097/0.8498, allocations: 0.9499 MB / 0.9568 GB, free: 20.56 MB / 0.5573 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.659e-06/0.8499, allocations: 4 kB / 0.9568 GB, free: 20.56 MB / 0.5573 GB Notification: Performance of matching and sorting (n=141) (initialization_lambda0): time 0.002103/0.852, allocations: 1.259 MB / 0.958 GB, free: 20.29 MB / 0.5573 GB Notification: Performance of prepare postOptimizeDAE: time 1.731e-05/0.852, allocations: 9.625 kB / 0.958 GB, free: 20.29 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.969e-06/0.852, allocations: 12.91 kB / 0.958 GB, free: 20.28 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.167e-05/0.852, allocations: 13.28 kB / 0.9581 GB, free: 20.28 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008494/0.8529, allocations: 256.5 kB / 0.9583 GB, free: 20.25 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.726e-05/0.8529, allocations: 24.95 kB / 0.9583 GB, free: 20.24 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00195/0.8549, allocations: 189.2 kB / 0.9585 GB, free: 20.15 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.631e-05/0.855, allocations: 51.48 kB / 0.9586 GB, free: 20.11 MB / 0.5573 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 37 * 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 (141): * Single equations (assignments): 141 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0003238/0.8553, allocations: 242.5 kB / 0.9588 GB, free: 19.91 MB / 0.5573 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003328/0.8556, allocations: 236.3 kB / 0.959 GB, free: 19.68 MB / 0.5573 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001555/0.8572, allocations: 0.8824 MB / 0.9599 GB, free: 19.07 MB / 0.5573 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.257e-05/0.8572, allocations: 11.94 kB / 0.9599 GB, free: 19.06 MB / 0.5573 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.31e-06/0.8572, allocations: 0 / 0.9599 GB, free: 19.06 MB / 0.5573 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0008185/0.858, allocations: 0.6827 MB / 0.9606 GB, free: 18.54 MB / 0.5573 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003503/0.8616, allocations: 2.564 MB / 0.9631 GB, free: 16.73 MB / 0.5573 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.88e-06/0.8616, allocations: 4 kB / 0.9631 GB, free: 16.73 MB / 0.5573 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004924/0.8621, allocations: 133.3 kB / 0.9632 GB, free: 16.61 MB / 0.5573 GB Notification: Performance of postOpt tearingSystem (simulation): time 7.754e-06/0.8621, allocations: 7.281 kB / 0.9632 GB, free: 16.61 MB / 0.5573 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.908e-05/0.8621, allocations: 15.61 kB / 0.9632 GB, free: 16.6 MB / 0.5573 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.48e-06/0.8621, allocations: 4 kB / 0.9632 GB, free: 16.59 MB / 0.5573 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.733e-06/0.8622, allocations: 0 / 0.9632 GB, free: 16.59 MB / 0.5573 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01588/0.878, allocations: 9.443 MB / 0.9724 GB, free: 6.992 MB / 0.5573 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006162/0.8787, allocations: 421.9 kB / 0.9728 GB, free: 6.559 MB / 0.5573 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000201/0.8789, allocations: 15.94 kB / 0.9729 GB, free: 6.543 MB / 0.5573 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001045/0.88, allocations: 111.7 kB / 0.973 GB, free: 6.434 MB / 0.5573 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 8.707e-05/0.88, allocations: 48.44 kB / 0.973 GB, free: 6.387 MB / 0.5573 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.658e-05/0.8801, allocations: 35.97 kB / 0.973 GB, free: 6.352 MB / 0.5573 GB Notification: Performance of sorting global known variables: time 0.001762/0.8819, allocations: 1.534 MB / 0.9745 GB, free: 4.812 MB / 0.5573 GB Notification: Performance of sort global known variables: time 2e-07/0.8819, allocations: 3.938 kB / 0.9745 GB, free: 4.809 MB / 0.5573 GB Notification: Performance of remove unused functions: time 0.004471/0.8864, allocations: 1.728 MB / 0.9762 GB, free: 3.078 MB / 0.5573 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 3 (valLin.vol.dynBal.U,valEquPerLin.vol.dynBal.U,valTab.vol.dynBal.U) * 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 (64): * Single equations (assignments): 61 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 3 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001688/0.8881, allocations: 0.7482 MB / 0.977 GB, free: 2.508 MB / 0.5573 GB Notification: Performance of simCode: created initialization part: time 0.002157/0.8902, allocations: 1.35 MB / 0.9783 GB, free: 1.227 MB / 0.5573 GB Notification: Performance of simCode: created event and clocks part: time 4.338e-06/0.8903, allocations: 4 kB / 0.9783 GB, free: 1.223 MB / 0.5573 GB Notification: Performance of simCode: created simulation system equations: time 0.0004382/0.8907, allocations: 331.8 kB / 0.9786 GB, free: 0.9102 MB / 0.5573 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.006613/0.8973, allocations: 1.384 MB / 0.98 GB, free: 15.55 MB / 0.573 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006851/0.9042, allocations: 4.941 MB / 0.9848 GB, free: 10.59 MB / 0.573 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001161/0.9054, allocations: 1.594 MB / 0.9863 GB, free: 8.957 MB / 0.573 GB Notification: Performance of simCode: alias equations: time 0.00237/0.9078, allocations: 0.5165 MB / 0.9868 GB, free: 8.445 MB / 0.573 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004341/0.9082, allocations: 171.4 kB / 0.987 GB, free: 8.277 MB / 0.573 GB Notification: Performance of SimCode: time 6.21e-07/0.9082, allocations: 0 / 0.987 GB, free: 8.277 MB / 0.573 GB Notification: Performance of Templates: time 0.07849/0.9867, allocations: 47.99 MB / 1.034 GB, free: 9.02 MB / 0.6198 GB make -j1 -f BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves.makefile (rm -f BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves.sim & ./BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Fluid.Actuators.Valves.Examples.ThreeWayValves.pipe 2>&1)