Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus.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.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus") translateModel(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus") Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.409/2.409, allocations: 254.9 MB / 269.9 MB, free: 9.637 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 0.002135/0.002135, allocations: 198.9 kB / 329.5 MB, free: 1.16 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 2.576/2.576, allocations: 225.6 MB / 0.6001 GB, free: 476 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 0.001456/0.001456, allocations: 102 kB / 0.7074 GB, free: 6.219 MB / 0.5261 GB Notification: Performance of FrontEnd - loaded program: time 0.0004847/0.0004849, allocations: 15.67 kB / 0.8243 GB, free: 124.8 MB / 0.5886 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2319/0.2324, allocations: 109.1 MB / 0.9308 GB, free: 24.86 MB / 0.5886 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus): time 0.00249/0.235, allocations: 1.366 MB / 0.9321 GB, free: 23.49 MB / 0.5886 GB Notification: Performance of NFInst.instExpressions: time 0.001403/0.2364, allocations: 459 kB / 0.9326 GB, free: 23.04 MB / 0.5886 GB Notification: Performance of NFInst.updateImplicitVariability: time 7.117e-05/0.2365, allocations: 0 / 0.9326 GB, free: 23.04 MB / 0.5886 GB Notification: Performance of NFTyping.typeComponents: time 0.0001009/0.2366, allocations: 7.922 kB / 0.9326 GB, free: 23.03 MB / 0.5886 GB Notification: Performance of NFTyping.typeBindings: time 0.0001415/0.2368, allocations: 31.84 kB / 0.9326 GB, free: 23 MB / 0.5886 GB Notification: Performance of NFTyping.typeClassSections: time 0.001/0.2378, allocations: 215.6 kB / 0.9328 GB, free: 22.79 MB / 0.5886 GB Notification: Performance of NFFlatten.flatten: time 0.0004782/0.2383, allocations: 311.4 kB / 0.9331 GB, free: 22.48 MB / 0.5886 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001401/0.2385, allocations: 29.42 kB / 0.9331 GB, free: 22.45 MB / 0.5886 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0005659/0.239, allocations: 231.5 kB / 0.9334 GB, free: 22.22 MB / 0.5886 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003661/0.2394, allocations: 139.7 kB / 0.9335 GB, free: 22.09 MB / 0.5886 GB Notification: Performance of NFPackage.collectConstants: time 0.0001261/0.2396, allocations: 12 kB / 0.9335 GB, free: 22.07 MB / 0.5886 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001279/0.2397, allocations: 8 kB / 0.9335 GB, free: 22.07 MB / 0.5886 GB Notification: Performance of NFScalarize.scalarize: time 0.0001474/0.2399, allocations: 75.78 kB / 0.9336 GB, free: 21.99 MB / 0.5886 GB Notification: Performance of NFVerifyModel.verify: time 0.0001234/0.24, allocations: 77.58 kB / 0.9337 GB, free: 21.91 MB / 0.5886 GB Notification: Performance of NFConvertDAE.convert: time 0.0004893/0.2405, allocations: 319.5 kB / 0.934 GB, free: 21.6 MB / 0.5886 GB Notification: Performance of FrontEnd - DAE generated: time 6.983e-06/0.2406, allocations: 0 / 0.934 GB, free: 21.6 MB / 0.5886 GB Notification: Performance of FrontEnd: time 2.014e-06/0.2406, allocations: 3.938 kB / 0.934 GB, free: 21.59 MB / 0.5886 GB Notification: Performance of Transformations before backend: time 6.241e-06/0.2406, allocations: 4 kB / 0.934 GB, free: 21.59 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: 20 * Number of variables: 20 Notification: Performance of Generate backend data structure: time 0.001955/0.2426, allocations: 0.6338 MB / 0.9346 GB, free: 20.88 MB / 0.5886 GB Notification: Performance of prepare preOptimizeDAE: time 5.439e-05/0.2426, allocations: 16.02 kB / 0.9346 GB, free: 20.86 MB / 0.5886 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002013/0.2429, allocations: 36.56 kB / 0.9346 GB, free: 20.83 MB / 0.5886 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005678/0.2434, allocations: 268.4 kB / 0.9349 GB, free: 20.53 MB / 0.5886 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.011e-05/0.2436, allocations: 16.56 kB / 0.9349 GB, free: 20.51 MB / 0.5886 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001571/0.2437, allocations: 24.36 kB / 0.9349 GB, free: 20.49 MB / 0.5886 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007033/0.2444, allocations: 170 kB / 0.9351 GB, free: 20.32 MB / 0.5886 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.525e-05/0.2445, allocations: 3.938 kB / 0.9351 GB, free: 20.31 MB / 0.5886 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.464e-05/0.2446, allocations: 7.984 kB / 0.9351 GB, free: 20.3 MB / 0.5886 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.115e-06/0.2446, allocations: 4 kB / 0.9351 GB, free: 20.3 MB / 0.5886 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0003608/0.245, allocations: 55.97 kB / 0.9352 GB, free: 20.25 MB / 0.5886 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002285/0.2473, allocations: 0.5627 MB / 0.9357 GB, free: 19.63 MB / 0.5886 GB Notification: Performance of preOpt comSubExp (simulation): time 0.000635/0.2479, allocations: 134.7 kB / 0.9358 GB, free: 19.49 MB / 0.5886 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003047/0.2483, allocations: 68.83 kB / 0.9359 GB, free: 19.42 MB / 0.5886 GB Notification: Performance of preOpt evalFunc (simulation): time 3.591e-05/0.2483, allocations: 3.938 kB / 0.9359 GB, free: 19.42 MB / 0.5886 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0008634/0.2492, allocations: 235.9 kB / 0.9361 GB, free: 19.18 MB / 0.5886 GB Notification: Performance of pre-optimization done (n=18): time 4.699e-06/0.2492, allocations: 0 / 0.9361 GB, free: 19.18 MB / 0.5886 GB Notification: Performance of matching and sorting (n=18): time 0.001191/0.2504, allocations: 277.1 kB / 0.9364 GB, free: 18.9 MB / 0.5886 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.929e-05/0.2505, allocations: 71.31 kB / 0.9365 GB, free: 18.82 MB / 0.5886 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005257/0.251, allocations: 316.4 kB / 0.9368 GB, free: 18.5 MB / 0.5886 GB Notification: Performance of collectPreVariables (initialization): time 0.0001035/0.2512, allocations: 41.7 kB / 0.9368 GB, free: 18.45 MB / 0.5886 GB Notification: Performance of collectInitialEqns (initialization): time 0.000106/0.2513, allocations: 97.03 kB / 0.9369 GB, free: 18.35 MB / 0.5886 GB Notification: Performance of collectInitialBindings (initialization): time 7.502e-05/0.2514, allocations: 43.45 kB / 0.9369 GB, free: 18.31 MB / 0.5886 GB Notification: Performance of simplifyInitialFunctions (initialization): time 6.716e-05/0.2514, allocations: 12 kB / 0.937 GB, free: 18.3 MB / 0.5886 GB Notification: Performance of setup shared object (initialization): time 8.532e-05/0.2515, allocations: 326.8 kB / 0.9373 GB, free: 17.97 MB / 0.5886 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005298/0.2521, allocations: 104.2 kB / 0.9374 GB, free: 17.86 MB / 0.5886 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005516/0.2527, allocations: 158.9 kB / 0.9375 GB, free: 17.69 MB / 0.5886 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004941/0.2532, allocations: 164.9 kB / 0.9377 GB, free: 17.52 MB / 0.5886 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.37e-06/0.2532, allocations: 0 / 0.9377 GB, free: 17.52 MB / 0.5886 GB Notification: Performance of matching and sorting (n=31) (initialization): time 0.001519/0.2547, allocations: 443.2 kB / 0.9381 GB, free: 17.07 MB / 0.5886 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001052/0.2548, allocations: 79.38 kB / 0.9382 GB, free: 16.98 MB / 0.5886 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.979e-06/0.2549, allocations: 0 / 0.9382 GB, free: 16.98 MB / 0.5886 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.093e-05/0.2549, allocations: 4 kB / 0.9382 GB, free: 16.97 MB / 0.5886 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003485/0.2553, allocations: 32.11 kB / 0.9382 GB, free: 16.94 MB / 0.5886 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.618e-05/0.2553, allocations: 7.984 kB / 0.9382 GB, free: 16.93 MB / 0.5886 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001288/0.2566, allocations: 67.8 kB / 0.9383 GB, free: 16.87 MB / 0.5886 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001421/0.2568, allocations: 55.98 kB / 0.9383 GB, free: 16.81 MB / 0.5886 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 7 * Number of states: 0 () * Number of discrete variables: 26 ($PRE.calTim.calTim.firstDaySampling,calTim.calTim.firstDaySampling,$PRE.calTim.calTim.firstHourSampling,calTim.calTim.firstHourSampling,$whenCondition3,calTim.calTim.hourSampleTrigger,$whenCondition4,calTim.calTim.daySampleTrigger,$whenCondition2,$whenCondition1,$PRE.calTim.calTim.year,calTim.calTim.year,$PRE.calTim.calTim.month,calTim.calTim.month,$PRE.calTim.calTim.day,calTim.calTim.day,$PRE.calTim.calTim.hour,calTim.calTim.hour,$PRE.calTim.calTim.weekDay,calTim.calTim.weekDay,$PRE.calTim.calTim.daysSinceEpoch,calTim.calTim.daysSinceEpoch,$PRE.calTim.calTim.yearIndex,calTim.calTim.yearIndex,$PRE.calTim.calTim.epochLastMonth,calTim.calTim.epochLastMonth) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (28): * Single equations (assignments): 26 * Array equations: 0 * Algorithm blocks: 2 * 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 0.000381/0.2572, allocations: 194.2 kB / 0.9385 GB, free: 16.61 MB / 0.5886 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.042e-05/0.2573, allocations: 31.61 kB / 0.9385 GB, free: 16.58 MB / 0.5886 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 9.931e-05/0.2574, allocations: 30.36 kB / 0.9386 GB, free: 16.55 MB / 0.5886 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.084e-06/0.2574, allocations: 7.984 kB / 0.9386 GB, free: 16.54 MB / 0.5886 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.693e-06/0.2574, allocations: 0 / 0.9386 GB, free: 16.54 MB / 0.5886 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.252e-06/0.2574, allocations: 0 / 0.9386 GB, free: 16.54 MB / 0.5886 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001465/0.2589, allocations: 0.5996 MB / 0.9392 GB, free: 15.89 MB / 0.5886 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.919e-06/0.2589, allocations: 4 kB / 0.9392 GB, free: 15.88 MB / 0.5886 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 9.272e-05/0.2591, allocations: 7.984 kB / 0.9392 GB, free: 15.88 MB / 0.5886 GB Notification: Performance of postOpt tearingSystem (simulation): time 5.2e-06/0.2591, allocations: 0 / 0.9392 GB, free: 15.88 MB / 0.5886 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.23e-05/0.2591, allocations: 11.98 kB / 0.9392 GB, free: 15.86 MB / 0.5886 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.278e-06/0.2592, allocations: 0 / 0.9392 GB, free: 15.86 MB / 0.5886 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.476e-06/0.2592, allocations: 3.938 kB / 0.9392 GB, free: 15.86 MB / 0.5886 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008711/0.2601, allocations: 324 kB / 0.9395 GB, free: 15.53 MB / 0.5886 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003885/0.2605, allocations: 188.6 kB / 0.9397 GB, free: 15.32 MB / 0.5886 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001332/0.2606, allocations: 12 kB / 0.9397 GB, free: 15.31 MB / 0.5886 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005353/0.2612, allocations: 15.92 kB / 0.9397 GB, free: 15.3 MB / 0.5886 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.77e-05/0.2613, allocations: 23.91 kB / 0.9397 GB, free: 15.27 MB / 0.5886 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.899e-05/0.2614, allocations: 35.86 kB / 0.9398 GB, free: 15.24 MB / 0.5886 GB Notification: Performance of sorting global known variables: time 0.0003941/0.2618, allocations: 227 kB / 0.94 GB, free: 15.02 MB / 0.5886 GB Notification: Performance of sort global known variables: time 5.31e-07/0.2618, allocations: 0 / 0.94 GB, free: 15.02 MB / 0.5886 GB Notification: Performance of remove unused functions: time 0.0007643/0.2626, allocations: 51.98 kB / 0.94 GB, free: 14.96 MB / 0.5886 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 16 (calTim.calTim.daySampleTrigger,calTim.calTim.hourSampleTrigger,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,calTim.calTim.year,calTim.calTim.month,calTim.calTim.day,calTim.calTim.hour,calTim.calTim.weekDay,calTim.calTim.daysSinceEpoch,calTim.calTim.yearIndex,calTim.calTim.epochLastMonth,calTim.calTim.firstHourSampling,calTim.calTim.firstDaySampling) * Number of discrete states: 9 (calTim.calTim.yearIndex,calTim.calTim.firstDaySampling,calTim.calTim.daysSinceEpoch,calTim.calTim.weekDay,calTim.calTim.firstHourSampling,calTim.calTim.hour,calTim.calTim.epochLastMonth,calTim.calTim.month,calTim.calTim.year) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (18): * Single equations (assignments): 8 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 10 * 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 0.000243/0.2628, allocations: 133.5 kB / 0.9402 GB, free: 14.82 MB / 0.5886 GB Notification: Performance of simCode: created initialization part: time 0.001131/0.264, allocations: 370.5 kB / 0.9405 GB, free: 14.44 MB / 0.5886 GB Notification: Performance of simCode: created event and clocks part: time 3.116e-06/0.264, allocations: 0 / 0.9405 GB, free: 14.44 MB / 0.5886 GB Notification: Performance of simCode: created simulation system equations: time 0.0003161/0.2643, allocations: 71.91 kB / 0.9406 GB, free: 14.37 MB / 0.5886 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007719/0.2651, allocations: 40.56 kB / 0.9406 GB, free: 14.33 MB / 0.5886 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001272/0.2664, allocations: 488 kB / 0.9411 GB, free: 13.82 MB / 0.5886 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000325/0.2668, allocations: 0.7595 MB / 0.9418 GB, free: 13.04 MB / 0.5886 GB Notification: Performance of simCode: alias equations: time 0.0003198/0.2671, allocations: 37.42 kB / 0.9419 GB, free: 13 MB / 0.5886 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002541/0.2674, allocations: 31.42 kB / 0.9419 GB, free: 12.97 MB / 0.5886 GB Notification: Performance of SimCode: time 1.092e-06/0.2674, allocations: 4 kB / 0.9419 GB, free: 12.97 MB / 0.5886 GB Notification: Performance of Templates: time 0.01446/0.2819, allocations: 4.298 MB / 0.9461 GB, free: 8.691 MB / 0.5886 GB make -j1 -f Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus.makefile (rm -f Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus.pipe ; mkfifo Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus.pipe ; head -c 1048576 < Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus.pipe >> ../files/Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus.sim & ./Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_7.0.0_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.CalendarTimeMonthsPlus.pipe 2>&1)