Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature") translateModel(Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.007917/0.007918, allocations: 100.7 kB / 15.73 MB, free: 6.008 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00147/0.00147, allocations: 193.5 kB / 16.67 MB, free: 5.93 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.55/1.55, allocations: 205.1 MB / 222.6 MB, free: 4.508 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.537/1.537, allocations: 251.7 MB / 0.5094 GB, free: 3.016 MB / 414.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001392/0.001392, allocations: 77.77 kB / 0.7258 GB, free: 9.098 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.284/0.2854, allocations: 104.7 MB / 0.8281 GB, free: 304 kB / 0.6387 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature): time 0.005994/0.2914, allocations: 3.182 MB / 0.8312 GB, free: 13.1 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.003673/0.2951, allocations: 1.732 MB / 0.8329 GB, free: 11.36 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003496/0.2955, allocations: 15.88 kB / 0.8329 GB, free: 11.34 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.001237/0.2967, allocations: 306.3 kB / 0.8332 GB, free: 11.04 MB / 0.6544 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Utilities/Strings.mo:139:3-175:14:writable] Warning: Pure function 'Modelica.Utilities.Strings.isEmpty' contains a call to impure function 'Modelica.Utilities.Strings.Advanced.skipWhiteSpace'. Notification: Performance of NFTyping.typeBindings: time 0.0005265/0.2973, allocations: 194.4 kB / 0.8334 GB, free: 10.85 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.001004/0.2983, allocations: 375.2 kB / 0.8337 GB, free: 10.48 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.0008422/0.2991, allocations: 0.8233 MB / 0.8345 GB, free: 9.66 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0006434/0.2998, allocations: 0.5326 MB / 0.835 GB, free: 9.125 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0003185/0.3001, allocations: 298.9 kB / 0.8353 GB, free: 8.832 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003729/0.3005, allocations: 310.4 kB / 0.8356 GB, free: 8.527 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 8.831e-05/0.3006, allocations: 64 kB / 0.8357 GB, free: 8.465 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0002425/0.3009, allocations: 112 kB / 0.8358 GB, free: 8.355 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.0002059/0.3011, allocations: 211.3 kB / 0.836 GB, free: 8.148 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.0002939/0.3014, allocations: 345.8 kB / 0.8363 GB, free: 7.809 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.0009854/0.3024, allocations: 0.9028 MB / 0.8372 GB, free: 6.902 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 5.26e-06/0.3024, allocations: 0 / 0.8372 GB, free: 6.902 MB / 0.6544 GB Notification: Performance of FrontEnd: time 1.783e-06/0.3024, allocations: 0 / 0.8372 GB, free: 6.902 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 1.18e-05/0.3024, allocations: 0 / 0.8372 GB, free: 6.902 MB / 0.6544 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 143 * Number of variables: 143 Notification: Performance of Generate backend data structure: time 0.001701/0.3041, allocations: 1.098 MB / 0.8383 GB, free: 5.738 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.63e-05/0.3042, allocations: 12.03 kB / 0.8383 GB, free: 5.727 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001641/0.3043, allocations: 91.81 kB / 0.8384 GB, free: 5.637 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007649/0.3051, allocations: 0.5203 MB / 0.8389 GB, free: 5.074 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.966e-05/0.3052, allocations: 83.31 kB / 0.839 GB, free: 4.988 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 8.4e-05/0.3053, allocations: 64 kB / 0.839 GB, free: 4.926 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00105/0.3064, allocations: 0.6559 MB / 0.8397 GB, free: 4.207 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.751e-05/0.3064, allocations: 0 / 0.8397 GB, free: 4.207 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.344e-05/0.3065, allocations: 24 kB / 0.8397 GB, free: 4.184 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.594e-05/0.3065, allocations: 23.94 kB / 0.8397 GB, free: 4.16 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00074/0.3072, allocations: 415.5 kB / 0.8401 GB, free: 3.754 MB / 0.6544 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002712/0.3099, allocations: 2.693 MB / 0.8427 GB, free: 0.9492 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0008107/0.3108, allocations: 268.4 kB / 0.843 GB, free: 0.6797 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002462/0.311, allocations: 144.5 kB / 0.8431 GB, free: 0.5352 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 3.271e-05/0.3111, allocations: 4 kB / 0.8431 GB, free: 0.5312 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003631/0.3114, allocations: 191 kB / 0.8433 GB, free: 340 kB / 0.6544 GB Notification: Performance of pre-optimization done (n=38): time 1.893e-06/0.3115, allocations: 4 kB / 0.8433 GB, free: 336 kB / 0.6544 GB Notification: Performance of matching and sorting (n=38): time 0.001173/0.3126, allocations: 429.2 kB / 0.8437 GB, free: 15.9 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.199e-05/0.3128, allocations: 81.11 kB / 0.8438 GB, free: 15.8 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008085/0.3136, allocations: 0.6638 MB / 0.8444 GB, free: 15.12 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 7.637e-05/0.3137, allocations: 49.69 kB / 0.8445 GB, free: 15.07 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002859/0.314, allocations: 384.2 kB / 0.8449 GB, free: 14.7 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 8.694e-05/0.3141, allocations: 98.73 kB / 0.845 GB, free: 14.6 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002414/0.3143, allocations: 158.2 kB / 0.8451 GB, free: 14.44 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 0.0002326/0.3145, allocations: 386.8 kB / 0.8455 GB, free: 14.05 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002914/0.3148, allocations: 137.2 kB / 0.8456 GB, free: 13.92 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004757/0.3153, allocations: 361 kB / 0.8459 GB, free: 13.47 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.000667/0.316, allocations: 430.7 kB / 0.8464 GB, free: 12.96 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.712e-06/0.316, allocations: 4 kB / 0.8464 GB, free: 12.96 MB / 0.67 GB Notification: Performance of matching and sorting (n=78) (initialization): time 0.001131/0.3172, allocations: 0.5391 MB / 0.8469 GB, free: 12.41 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 2.583e-05/0.3172, allocations: 8 kB / 0.8469 GB, free: 12.41 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.131e-05/0.3172, allocations: 4 kB / 0.8469 GB, free: 12.4 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.793e-05/0.3173, allocations: 8.688 kB / 0.8469 GB, free: 12.39 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002631/0.3175, allocations: 79.83 kB / 0.847 GB, free: 12.32 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.971e-05/0.3176, allocations: 19.94 kB / 0.847 GB, free: 12.3 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004236/0.318, allocations: 67.3 kB / 0.8471 GB, free: 12.23 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.451e-05/0.3181, allocations: 31.98 kB / 0.8471 GB, free: 12.2 MB / 0.67 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 27 * Number of states: 0 () * Number of discrete variables: 53 ($PRE.transition1.enableFire,$PRE.transition2.enableFire,$PRE.transition3.enableFire,$PRE.transition4.enableFire,$PRE.transition5.enableFire,$PRE.runSig.combiTimeTable.nextTimeEvent,$whenCondition1,transition5.condition,stateGraphRoot.resume,stateGraphRoot.suspend,transition5.enableFire,$PRE.warUpCtr.pre.u,nor.oldActive,$PRE.nor.oldActive,nor.newActive,$PRE.nor.newActive,nor.localActive,$PRE.nor.localActive,nor.active,transition4.enableFire,stateGraphRoot.activeSteps,off.oldActive,$PRE.off.oldActive,off.newActive,$PRE.off.newActive,off.outPort[2].available,off.localActive,$PRE.off.localActive,off.active,warUp.active,warUp.oldActive,$PRE.warUp.oldActive,warUp.newActive,$PRE.warUp.newActive,warUp.outPort[2].available,warUp.inPort[2].occupied,warUp.localActive,$PRE.warUp.localActive,transition3.outPort.occupied,transition3.enableFire,transition2.enableFire,transition2.localCondition,transition1.enableFire,transition1.localCondition,actMod,runSig.combiTimeTable.nextTimeEventScaled,$PRE.runSig.combiTimeTable.nextTimeEventScaled,runSig.combiTimeTable.nextTimeEvent,warUpCtr.pre.u,warUpCtr.hysPow.y,$PRE.warUpCtr.hysPow.y,warUpCtr.hysTem.y,$PRE.warUpCtr.hysTem.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (78): * Single equations (assignments): 78 * 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 0.0004717/0.3185, allocations: 274.8 kB / 0.8474 GB, free: 11.92 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001025/0.3186, allocations: 63.16 kB / 0.8474 GB, free: 11.86 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0007985/0.3195, allocations: 388.2 kB / 0.8478 GB, free: 11.47 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.454e-05/0.3195, allocations: 8 kB / 0.8478 GB, free: 11.46 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.394e-06/0.3195, allocations: 0 / 0.8478 GB, free: 11.46 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.91e-05/0.3195, allocations: 7.922 kB / 0.8478 GB, free: 11.45 MB / 0.67 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001484/0.321, allocations: 0.987 MB / 0.8488 GB, free: 10.41 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.32e-06/0.3211, allocations: 0 / 0.8488 GB, free: 10.41 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000129/0.3212, allocations: 31.84 kB / 0.8488 GB, free: 10.38 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.168e-05/0.3212, allocations: 7.938 kB / 0.8488 GB, free: 10.37 MB / 0.67 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.669e-05/0.3213, allocations: 8 kB / 0.8488 GB, free: 10.36 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.228e-06/0.3213, allocations: 4 kB / 0.8488 GB, free: 10.36 MB / 0.67 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.893e-06/0.3213, allocations: 0 / 0.8488 GB, free: 10.36 MB / 0.67 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008877/0.3222, allocations: 464.4 kB / 0.8493 GB, free: 9.883 MB / 0.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001521/0.3223, allocations: 140.1 kB / 0.8494 GB, free: 9.727 MB / 0.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.906e-05/0.3224, allocations: 23.92 kB / 0.8494 GB, free: 9.703 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001832/0.3226, allocations: 11.98 kB / 0.8494 GB, free: 9.691 MB / 0.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001687/0.3228, allocations: 55.94 kB / 0.8495 GB, free: 9.637 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.81e-05/0.3228, allocations: 12 kB / 0.8495 GB, free: 9.625 MB / 0.67 GB Notification: Performance of sorting global known variables: time 0.0005205/0.3234, allocations: 431 kB / 0.8499 GB, free: 9.211 MB / 0.67 GB Notification: Performance of sort global known variables: time 1.5e-07/0.3234, allocations: 4 kB / 0.8499 GB, free: 9.207 MB / 0.67 GB Notification: Performance of remove unused functions: time 0.0005943/0.324, allocations: 131.6 kB / 0.85 GB, free: 9.078 MB / 0.67 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 35 (nor.active,off.active,warUp.active,$cse1,$cse2,$cse3,$cse4,$cse5,$whenCondition1,runSig.combiTimeTable.nextTimeEvent,runSig.combiTimeTable.nextTimeEventScaled,actMod,transition1.localCondition,transition1.enableFire,transition2.localCondition,transition2.enableFire,transition3.enableFire,transition3.outPort.occupied,warUp.localActive,warUp.inPort[2].occupied,warUp.outPort[2].available,warUp.newActive,warUp.oldActive,off.localActive,off.outPort[2].available,off.newActive,off.oldActive,stateGraphRoot.activeSteps,transition4.enableFire,nor.localActive,nor.newActive,nor.oldActive,warUpCtr.hysTem.y,warUpCtr.hysPow.y,warUpCtr.pre.u) * Number of discrete states: 8 (runSig.combiTimeTable.nextTimeEvent,warUp.newActive,off.newActive,nor.newActive,warUpCtr.hysTem.y,warUpCtr.hysPow.y,warUpCtr.pre.u,runSig.combiTimeTable.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (43): * Single equations (assignments): 38 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 5 * 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 0.001292/0.3253, allocations: 454.1 kB / 0.8505 GB, free: 8.785 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.0008074/0.3261, allocations: 384.9 kB / 0.8508 GB, free: 8.41 MB / 0.67 GB Notification: Performance of simCode: created event and clocks part: time 2.785e-06/0.3261, allocations: 3.938 kB / 0.8508 GB, free: 8.406 MB / 0.67 GB Notification: Performance of simCode: created simulation system equations: time 0.0002851/0.3264, allocations: 160.9 kB / 0.851 GB, free: 8.25 MB / 0.67 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006121/0.327, allocations: 118.7 kB / 0.8511 GB, free: 8.137 MB / 0.67 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002086/0.3291, allocations: 1.134 MB / 0.8522 GB, free: 6.969 MB / 0.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006474/0.3298, allocations: 0.9532 MB / 0.8531 GB, free: 5.992 MB / 0.67 GB Notification: Performance of simCode: alias equations: time 0.0002567/0.33, allocations: 80.52 kB / 0.8532 GB, free: 5.914 MB / 0.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001325/0.3302, allocations: 51.42 kB / 0.8533 GB, free: 5.863 MB / 0.67 GB Notification: Performance of SimCode: time 2e-07/0.3302, allocations: 0 / 0.8533 GB, free: 5.863 MB / 0.67 GB Notification: Performance of Templates: time 0.01445/0.3446, allocations: 5.832 MB / 0.859 GB, free: 88 kB / 0.67 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.makefile (rm -f Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.sim & ./Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Fluid.CHPs.BaseClasses.Validation.WarmUpTemperature.pipe 2>&1)