Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.conf.json
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Using package Modelica with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package Buildings with version 7.0.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo)
Running command: translateModel(Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder")
translateModel(Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.304/2.304, allocations: 254.9 MB / 269.9 MB, free: 9.652 MB / 218.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001345/0.001345, allocations: 192.6 kB / 329.5 MB, free: 1.164 MB / 250.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 2.404/2.404, allocations: 225.6 MB / 0.6001 GB, free: 480 kB / 426.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009584/0.0009585, allocations: 110 kB / 0.7074 GB, free: 6.199 MB / 0.5261 GB
Notification: Performance of FrontEnd - loaded program: time 0.00049/0.0004902, allocations: 10.03 kB / 0.8242 GB, free: 124.7 MB / 0.5886 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2101/0.2106, allocations: 109.1 MB / 0.9308 GB, free: 24.88 MB / 0.5886 GB
Notification: Performance of NFInst.instantiate(Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder): time 0.003233/0.2139, allocations: 2.178 MB / 0.9329 GB, free: 22.68 MB / 0.5886 GB
Notification: Performance of NFInst.instExpressions: time 0.002471/0.2164, allocations: 0.846 MB / 0.9337 GB, free: 21.82 MB / 0.5886 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0003798/0.2168, allocations: 8 kB / 0.9337 GB, free: 21.82 MB / 0.5886 GB
Notification: Performance of NFTyping.typeComponents: time 0.0002171/0.2171, allocations: 43.58 kB / 0.9338 GB, free: 21.77 MB / 0.5886 GB
Notification: Performance of NFTyping.typeBindings: time 0.0001795/0.2173, allocations: 43.59 kB / 0.9338 GB, free: 21.73 MB / 0.5886 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0005834/0.2179, allocations: 135.8 kB / 0.9339 GB, free: 21.6 MB / 0.5886 GB
Notification: Performance of NFFlatten.flatten: time 0.000477/0.2184, allocations: 387.7 kB / 0.9343 GB, free: 21.22 MB / 0.5886 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0003839/0.2188, allocations: 207.9 kB / 0.9345 GB, free: 21.01 MB / 0.5886 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0001125/0.2189, allocations: 87.45 kB / 0.9346 GB, free: 20.93 MB / 0.5886 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.000145/0.219, allocations: 95.31 kB / 0.9347 GB, free: 20.83 MB / 0.5886 GB
Notification: Performance of NFPackage.collectConstants: time 3.881e-05/0.2191, allocations: 8 kB / 0.9347 GB, free: 20.82 MB / 0.5886 GB
Notification: Performance of NFFlatten.collectFunctions: time 3.662e-05/0.2191, allocations: 8 kB / 0.9347 GB, free: 20.82 MB / 0.5886 GB
Notification: Performance of NFScalarize.scalarize: time 4.275e-05/0.2192, allocations: 47.7 kB / 0.9347 GB, free: 20.77 MB / 0.5886 GB
Notification: Performance of NFVerifyModel.verify: time 5.604e-05/0.2193, allocations: 89.45 kB / 0.9348 GB, free: 20.68 MB / 0.5886 GB
Notification: Performance of NFConvertDAE.convert: time 0.0004762/0.2197, allocations: 499 kB / 0.9353 GB, free: 20.19 MB / 0.5886 GB
Notification: Performance of FrontEnd - DAE generated: time 5.641e-06/0.2198, allocations: 0 / 0.9353 GB, free: 20.19 MB / 0.5886 GB
Notification: Performance of FrontEnd: time 2.034e-06/0.2198, allocations: 0 / 0.9353 GB, free: 20.19 MB / 0.5886 GB
Notification: Performance of Transformations before backend: time 6.322e-06/0.2198, allocations: 0 / 0.9353 GB, free: 20.19 MB / 0.5886 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 66
 * Number of variables: 66
Notification: Performance of Generate backend data structure: time 0.001043/0.2208, allocations: 0.5806 MB / 0.9359 GB, free: 19.56 MB / 0.5886 GB
Notification: Performance of prepare preOptimizeDAE: time 4.011e-05/0.2209, allocations: 8.031 kB / 0.9359 GB, free: 19.55 MB / 0.5886 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 9.956e-05/0.221, allocations: 40.47 kB / 0.9359 GB, free: 19.51 MB / 0.5886 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005211/0.2215, allocations: 371.5 kB / 0.9363 GB, free: 19.11 MB / 0.5886 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.451e-05/0.2216, allocations: 28.88 kB / 0.9363 GB, free: 19.08 MB / 0.5886 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 6.18e-05/0.2216, allocations: 28.36 kB / 0.9363 GB, free: 19.05 MB / 0.5886 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0008376/0.2225, allocations: 333.5 kB / 0.9366 GB, free: 18.71 MB / 0.5886 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.516e-05/0.2225, allocations: 0 / 0.9366 GB, free: 18.71 MB / 0.5886 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.394e-05/0.2226, allocations: 8 kB / 0.9366 GB, free: 18.71 MB / 0.5886 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.064e-05/0.2226, allocations: 8 kB / 0.9366 GB, free: 18.7 MB / 0.5886 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0007512/0.2234, allocations: 246.1 kB / 0.9369 GB, free: 18.46 MB / 0.5886 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001952/0.2253, allocations: 1.178 MB / 0.938 GB, free: 17.22 MB / 0.5886 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0007597/0.2261, allocations: 238.9 kB / 0.9383 GB, free: 16.98 MB / 0.5886 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0003033/0.2264, allocations: 108.8 kB / 0.9384 GB, free: 16.87 MB / 0.5886 GB
Notification: Performance of preOpt evalFunc (simulation): time 3.718e-05/0.2265, allocations: 3.984 kB / 0.9384 GB, free: 16.87 MB / 0.5886 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.555e-05/0.2265, allocations: 38.56 kB / 0.9384 GB, free: 16.82 MB / 0.5886 GB
Notification: Performance of pre-optimization done (n=16): time 2.826e-06/0.2265, allocations: 0 / 0.9384 GB, free: 16.82 MB / 0.5886 GB
Notification: Performance of matching and sorting (n=16): time 0.001009/0.2275, allocations: 313.2 kB / 0.9387 GB, free: 16.51 MB / 0.5886 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 4.191e-05/0.2276, allocations: 77.11 kB / 0.9388 GB, free: 16.41 MB / 0.5886 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004271/0.228, allocations: 336.4 kB / 0.9391 GB, free: 16.08 MB / 0.5886 GB
Notification: Performance of collectPreVariables (initialization): time 2.899e-05/0.2281, allocations: 29.7 kB / 0.9391 GB, free: 16.04 MB / 0.5886 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0001526/0.2282, allocations: 200.1 kB / 0.9393 GB, free: 15.84 MB / 0.5886 GB
Notification: Performance of collectInitialBindings (initialization): time 5.654e-05/0.2283, allocations: 47.2 kB / 0.9394 GB, free: 15.8 MB / 0.5886 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 1.724e-05/0.2283, allocations: 4 kB / 0.9394 GB, free: 15.79 MB / 0.5886 GB
Notification: Performance of setup shared object (initialization): time 8.884e-05/0.2284, allocations: 342.8 kB / 0.9397 GB, free: 15.45 MB / 0.5886 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003031/0.2287, allocations: 87.91 kB / 0.9398 GB, free: 15.36 MB / 0.5886 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00032/0.2291, allocations: 123.4 kB / 0.9399 GB, free: 15.23 MB / 0.5886 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0003114/0.2294, allocations: 91.97 kB / 0.94 GB, free: 15.14 MB / 0.5886 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.907e-06/0.2294, allocations: 7.969 kB / 0.94 GB, free: 15.13 MB / 0.5886 GB
Notification: Performance of matching and sorting (n=20) (initialization): time 0.0007717/0.2302, allocations: 261.1 kB / 0.9402 GB, free: 14.87 MB / 0.5886 GB
Notification: Performance of prepare postOptimizeDAE: time 5.403e-05/0.2303, allocations: 110.7 kB / 0.9403 GB, free: 14.75 MB / 0.5886 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.237e-06/0.2303, allocations: 3.938 kB / 0.9403 GB, free: 14.75 MB / 0.5886 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.539e-05/0.2303, allocations: 7.984 kB / 0.9404 GB, free: 14.74 MB / 0.5886 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003268/0.2307, allocations: 35.92 kB / 0.9404 GB, free: 14.7 MB / 0.5886 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.037e-06/0.2307, allocations: 4 kB / 0.9404 GB, free: 14.7 MB / 0.5886 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002486/0.2309, allocations: 27.83 kB / 0.9404 GB, free: 14.67 MB / 0.5886 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.227e-05/0.231, allocations: 8 kB / 0.9404 GB, free: 14.66 MB / 0.5886 GB
Notification: Performance of prepare postOptimizeDAE: time 7.825e-06/0.231, allocations: 4 kB / 0.9404 GB, free: 14.66 MB / 0.5886 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0004694/0.2315, allocations: 179.8 kB / 0.9406 GB, free: 14.48 MB / 0.5886 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.846e-06/0.2315, allocations: 0 / 0.9406 GB, free: 14.48 MB / 0.5886 GB
Notification: Performance of postOpt tearingSystem (initialization): time 4.618e-06/0.2315, allocations: 0 / 0.9406 GB, free: 14.48 MB / 0.5886 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002289/0.2317, allocations: 31.92 kB / 0.9406 GB, free: 14.45 MB / 0.5886 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.506e-06/0.2318, allocations: 3.938 kB / 0.9406 GB, free: 14.45 MB / 0.5886 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001863/0.232, allocations: 27.84 kB / 0.9407 GB, free: 14.42 MB / 0.5886 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.521e-05/0.232, allocations: 4 kB / 0.9407 GB, free: 14.42 MB / 0.5886 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 3
 * Number of states: 0 ()
 * Number of discrete variables: 3 (expMod.oveWriSet_activate,expMod.oveWriAct_activate,expMod.mod.conPI.I.local_reset)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (20):
 * Single equations (assignments): 20
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of prepare postOptimizeDAE: time 0.0002495/0.2322, allocations: 242.8 kB / 0.9409 GB, free: 14.17 MB / 0.5886 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 7.679e-05/0.2323, allocations: 31.62 kB / 0.9409 GB, free: 14.14 MB / 0.5886 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 9.054e-05/0.2324, allocations: 31.28 kB / 0.941 GB, free: 14.11 MB / 0.5886 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.917e-06/0.2324, allocations: 0 / 0.941 GB, free: 14.11 MB / 0.5886 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.911e-06/0.2325, allocations: 4 kB / 0.941 GB, free: 14.1 MB / 0.5886 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.32e-06/0.2325, allocations: 3.984 kB / 0.941 GB, free: 14.1 MB / 0.5886 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0004952/0.233, allocations: 417.2 kB / 0.9414 GB, free: 13.64 MB / 0.5886 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.846e-06/0.233, allocations: 0 / 0.9414 GB, free: 13.64 MB / 0.5886 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003201/0.2333, allocations: 31.92 kB / 0.9414 GB, free: 13.61 MB / 0.5886 GB
Notification: Performance of postOpt tearingSystem (simulation): time 5.1e-06/0.2333, allocations: 0 / 0.9414 GB, free: 13.61 MB / 0.5886 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.052e-05/0.2334, allocations: 0 / 0.9414 GB, free: 13.61 MB / 0.5886 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.366e-06/0.2334, allocations: 0 / 0.9414 GB, free: 13.61 MB / 0.5886 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.214e-06/0.2334, allocations: 0 / 0.9414 GB, free: 13.61 MB / 0.5886 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001111/0.2345, allocations: 455 kB / 0.9418 GB, free: 13.15 MB / 0.5886 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001444/0.2347, allocations: 140.6 kB / 0.942 GB, free: 12.99 MB / 0.5886 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.741e-05/0.2348, allocations: 4.062 kB / 0.942 GB, free: 12.99 MB / 0.5886 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002555/0.235, allocations: 15.98 kB / 0.942 GB, free: 12.97 MB / 0.5886 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 6.511e-05/0.2351, allocations: 11.98 kB / 0.942 GB, free: 12.96 MB / 0.5886 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.892e-05/0.2351, allocations: 4 kB / 0.942 GB, free: 12.96 MB / 0.5886 GB
Notification: Performance of sorting global known variables: time 0.0003104/0.2354, allocations: 238.9 kB / 0.9422 GB, free: 12.73 MB / 0.5886 GB
Notification: Performance of sort global known variables: time 3.61e-07/0.2355, allocations: 0 / 0.9422 GB, free: 12.73 MB / 0.5886 GB
Notification: Performance of remove unused functions: time 0.0005271/0.236, allocations: 87.69 kB / 0.9423 GB, free: 12.64 MB / 0.5886 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 2 (expMod.mod.conPI.I.y,expMod.mod.firOrd.y)
 * Number of discrete variables: 2 (expMod.oveWriSet_activate,expMod.oveWriAct_activate)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (16):
 * Single equations (assignments): 16
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of Backend phase and start with SimCode phase: time 0.0001298/0.2361, allocations: 107.2 kB / 0.9424 GB, free: 12.53 MB / 0.5886 GB
Notification: Performance of simCode: created initialization part: time 0.0009216/0.2371, allocations: 308.5 kB / 0.9427 GB, free: 12.23 MB / 0.5886 GB
Notification: Performance of simCode: created event and clocks part: time 3.276e-06/0.2371, allocations: 0 / 0.9427 GB, free: 12.23 MB / 0.5886 GB
Notification: Performance of simCode: created simulation system equations: time 0.0003052/0.2374, allocations: 99.91 kB / 0.9428 GB, free: 12.13 MB / 0.5886 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008735/0.2383, allocations: 76.8 kB / 0.9429 GB, free: 12.06 MB / 0.5886 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001451/0.2398, allocations: 0.6429 MB / 0.9435 GB, free: 11.39 MB / 0.5886 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002385/0.24, allocations: 0.7755 MB / 0.9443 GB, free: 10.58 MB / 0.5886 GB
Notification: Performance of simCode: alias equations: time 0.0002217/0.2402, allocations: 38.19 kB / 0.9443 GB, free: 10.54 MB / 0.5886 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 9.304e-05/0.2404, allocations: 23.44 kB / 0.9443 GB, free: 10.52 MB / 0.5886 GB
Notification: Performance of SimCode: time 1.162e-06/0.2404, allocations: 0 / 0.9443 GB, free: 10.52 MB / 0.5886 GB
Notification: Performance of Templates: time 0.009039/0.2494, allocations: 2.857 MB / 0.9471 GB, free: 7.688 MB / 0.5886 GB
make -j1 -f Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.makefile
(rm -f Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.pipe ; mkfifo Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.pipe ; head -c 1048576 < Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.pipe >> ../files/Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.sim & ./Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_7.0.0_Buildings.Utilities.IO.SignalExchange.Examples.FirstOrder.pipe 2>&1)