Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad.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/Modelica 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/OpenIPSL 3.1.0-master/package.mo", uses=false) Using package OpenIPSL with version 3.1.0-dev (/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenIPSL 3.1.0-master/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 Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 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(OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad,tolerance=1e-06,outputFormat="empty",numberOfIntervals=10000,variableFilter="",fileNamePrefix="OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad") translateModel(OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad,tolerance=1e-06,outputFormat="empty",numberOfIntervals=10000,variableFilter="",fileNamePrefix="OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001106/0.001106, allocations: 108 kB / 15.61 MB, free: 152 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.326/1.326, allocations: 222.9 MB / 239.2 MB, free: 4.605 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001168/0.001168, allocations: 188.5 kB / 289.5 MB, free: 2.324 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenIPSL 3.1.0-master/package.mo): time 0.5255/0.5255, allocations: 91.89 MB / 431.6 MB, free: 9.277 MB / 302.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001485/0.001485, allocations: 75.89 kB / 0.5019 GB, free: 7.75 MB / 382.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3492/0.3507, allocations: 71.27 MB / 0.5715 GB, free: 36.7 MB / 430.1 MB Notification: Performance of NFInst.instantiate(OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad): time 0.005943/0.3567, allocations: 5.907 MB / 0.5772 GB, free: 33.39 MB / 430.1 MB Notification: Performance of NFInst.instExpressions: time 0.00568/0.3624, allocations: 1.898 MB / 0.5791 GB, free: 32.16 MB / 430.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001649/0.3642, allocations: 18.12 kB / 0.5791 GB, free: 32.15 MB / 430.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0007595/0.3649, allocations: 209.7 kB / 0.5793 GB, free: 32.03 MB / 430.1 MB Notification: Performance of NFTyping.typeBindings: time 0.002175/0.3672, allocations: 0.6716 MB / 0.58 GB, free: 31.58 MB / 430.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001316/0.3685, allocations: 0.6318 MB / 0.5806 GB, free: 31.26 MB / 430.1 MB Notification: Performance of NFFlatten.flatten: time 0.001582/0.3701, allocations: 1.287 MB / 0.5818 GB, free: 30.61 MB / 430.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.000573/0.3707, allocations: 331.6 kB / 0.5821 GB, free: 30.47 MB / 430.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0006897/0.3714, allocations: 0.5406 MB / 0.5827 GB, free: 30.2 MB / 430.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0006472/0.3721, allocations: 0.6848 MB / 0.5833 GB, free: 29.86 MB / 430.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001616/0.3722, allocations: 103.7 kB / 0.5834 GB, free: 29.86 MB / 430.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0005187/0.3728, allocations: 234.2 kB / 0.5837 GB, free: 29.82 MB / 430.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002063/0.373, allocations: 280.7 kB / 0.5839 GB, free: 29.64 MB / 430.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0004275/0.3734, allocations: 0.5841 MB / 0.5845 GB, free: 29.23 MB / 430.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001311/0.3747, allocations: 1.441 MB / 0.5859 GB, free: 28.57 MB / 430.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.781e-06/0.3748, allocations: 7.938 kB / 0.5859 GB, free: 28.56 MB / 430.1 MB Notification: Performance of FrontEnd: time 1.653e-06/0.3748, allocations: 3.625 kB / 0.5859 GB, free: 28.56 MB / 430.1 MB Notification: Performance of Transformations before backend: time 1.5e-05/0.3748, allocations: 0 / 0.5859 GB, free: 28.56 MB / 430.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 184 * Number of variables: 184 Notification: Performance of Generate backend data structure: time 0.00692/0.3817, allocations: 2.346 MB / 0.5882 GB, free: 27.44 MB / 430.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.755e-05/0.3818, allocations: 9.969 kB / 0.5882 GB, free: 27.44 MB / 430.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004301/0.3861, allocations: 0.6652 MB / 0.5889 GB, free: 27.3 MB / 430.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001267/0.3874, allocations: 0.7444 MB / 0.5896 GB, free: 26.76 MB / 430.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002317/0.3876, allocations: 214.8 kB / 0.5898 GB, free: 26.57 MB / 430.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001553/0.3878, allocations: 77.78 kB / 0.5899 GB, free: 26.55 MB / 430.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002313/0.3901, allocations: 1.101 MB / 0.5909 GB, free: 26.12 MB / 430.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.806e-05/0.3901, allocations: 0 / 0.5909 GB, free: 26.12 MB / 430.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.205e-05/0.3902, allocations: 30.03 kB / 0.591 GB, free: 26.1 MB / 430.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.067e-05/0.3903, allocations: 17.56 kB / 0.591 GB, free: 26.1 MB / 430.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002292/0.3925, allocations: 1.034 MB / 0.592 GB, free: 25.77 MB / 430.1 MB 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 0.00515/0.3977, allocations: 2.965 MB / 0.5949 GB, free: 24.14 MB / 430.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002254/0.4, allocations: 1.261 MB / 0.5961 GB, free: 23.4 MB / 430.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001815/0.4018, allocations: 0.7066 MB / 0.5968 GB, free: 23.13 MB / 430.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001169/0.402, allocations: 16.98 kB / 0.5968 GB, free: 23.13 MB / 430.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.121e-05/0.402, allocations: 38.56 kB / 0.5969 GB, free: 23.09 MB / 430.1 MB Notification: Performance of pre-optimization done (n=89): time 5.29e-06/0.402, allocations: 1.219 kB / 0.5969 GB, free: 23.09 MB / 430.1 MB Notification: Performance of matching and sorting (n=89): time 0.02667/0.4287, allocations: 6.207 MB / 0.6029 GB, free: 21.93 MB / 430.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 8.11e-05/0.4288, allocations: 94.3 kB / 0.603 GB, free: 21.83 MB / 430.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001719/0.4306, allocations: 0.8922 MB / 0.6039 GB, free: 21.45 MB / 430.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0003505/0.4309, allocations: 40.45 kB / 0.6039 GB, free: 21.41 MB / 430.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0004309/0.4314, allocations: 475.5 kB / 0.6044 GB, free: 21.03 MB / 430.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0003842/0.4318, allocations: 319.3 kB / 0.6047 GB, free: 20.78 MB / 430.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003925/0.4322, allocations: 196.3 kB / 0.6049 GB, free: 20.69 MB / 430.1 MB Notification: Performance of setup shared object (initialization): time 9.392e-05/0.4323, allocations: 345.9 kB / 0.6052 GB, free: 20.37 MB / 430.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001614/0.4339, allocations: 0.6819 MB / 0.6059 GB, free: 20.12 MB / 430.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001858/0.4358, allocations: 0.8077 MB / 0.6067 GB, free: 19.77 MB / 430.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.003255/0.439, allocations: 1.459 MB / 0.6081 GB, free: 19.12 MB / 430.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.282e-06/0.439, allocations: 1.094 kB / 0.6081 GB, free: 19.12 MB / 430.1 MB Notification: Performance of matching and sorting (n=140) (initialization): time 0.01307/0.4521, allocations: 3.815 MB / 0.6118 GB, free: 18.17 MB / 430.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.753e-05/0.4522, allocations: 6.75 kB / 0.6118 GB, free: 18.17 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.14e-05/0.4522, allocations: 3.438 kB / 0.6118 GB, free: 18.17 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.006017/0.4582, allocations: 1.604 MB / 0.6134 GB, free: 17.71 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001049/0.4593, allocations: 188.5 kB / 0.6136 GB, free: 17.66 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0188/0.4781, allocations: 8.938 MB / 0.6223 GB, free: 10.03 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001479/0.4796, allocations: 167 kB / 0.6225 GB, free: 9.867 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.51e-05/0.4797, allocations: 35.98 kB / 0.6225 GB, free: 9.832 MB / 430.1 MB Warning: Assuming fixed start value for the following 1 variables: order3_Inputs_Outputs1.w:VARIABLE(flow=false start = 1.0 fixed = true ) "Rotor speed [pu]" type: Real Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001644/0.4814, allocations: 0.8413 MB / 0.6233 GB, free: 8.988 MB / 430.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001358/0.4827, allocations: 0.7885 MB / 0.6241 GB, free: 8.164 MB / 430.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002662/0.4854, allocations: 1.443 MB / 0.6255 GB, free: 6.691 MB / 430.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.286e-06/0.4854, allocations: 0 / 0.6255 GB, free: 6.691 MB / 430.1 MB Notification: Performance of matching and sorting (n=140) (initialization_lambda0): time 0.01111/0.4965, allocations: 3.742 MB / 0.6292 GB, free: 2.934 MB / 430.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.589e-05/0.4966, allocations: 9.875 kB / 0.6292 GB, free: 2.926 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.863e-06/0.4966, allocations: 0 / 0.6292 GB, free: 2.926 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.005144/0.5017, allocations: 1.585 MB / 0.6307 GB, free: 1.336 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009107/0.5027, allocations: 183.7 kB / 0.6309 GB, free: 1.156 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01958/0.5223, allocations: 8.703 MB / 0.6394 GB, free: 8.301 MB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001504/0.5238, allocations: 155 kB / 0.6395 GB, free: 8.148 MB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.853e-05/0.5239, allocations: 39.98 kB / 0.6396 GB, free: 8.109 MB / 446.1 MB Warning: Assuming fixed start value for the following 1 variables: order3_Inputs_Outputs1.w:VARIABLE(flow=false start = 1.0 fixed = true ) "Rotor speed [pu]" type: Real Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 10 * Number of states: 0 () * Number of discrete variables: 1 (thLoad.Limiter.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (99): * Single equations (assignments): 98 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 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 {(20,22)} Notification: Performance of prepare postOptimizeDAE: time 0.0003246/0.5242, allocations: 244.4 kB / 0.6398 GB, free: 7.867 MB / 446.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002126/0.5245, allocations: 114.5 kB / 0.6399 GB, free: 7.754 MB / 446.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01199/0.5365, allocations: 3.51 MB / 0.6433 GB, free: 4.223 MB / 446.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.627e-05/0.5365, allocations: 8 kB / 0.6433 GB, free: 4.215 MB / 446.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.799e-06/0.5365, allocations: 0 / 0.6433 GB, free: 4.215 MB / 446.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.818e-05/0.5365, allocations: 7.922 kB / 0.6434 GB, free: 4.207 MB / 446.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01401/0.5506, allocations: 4.961 MB / 0.6482 GB, free: 15.14 MB / 462.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.218e-05/0.5506, allocations: 3.984 kB / 0.6482 GB, free: 15.13 MB / 462.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006719/0.5513, allocations: 111.8 kB / 0.6483 GB, free: 15.02 MB / 462.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.005432/0.5567, allocations: 1.546 MB / 0.6498 GB, free: 13.47 MB / 462.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001404/0.5569, allocations: 16 kB / 0.6498 GB, free: 13.46 MB / 462.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01772/0.5746, allocations: 7.708 MB / 0.6574 GB, free: 5.594 MB / 462.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.809e-06/0.5747, allocations: 3.938 kB / 0.6574 GB, free: 5.59 MB / 462.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01393/0.5886, allocations: 4.404 MB / 0.6617 GB, free: 1.164 MB / 462.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0005332/0.5892, allocations: 203.5 kB / 0.6619 GB, free: 0.9453 MB / 462.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001884/0.5894, allocations: 20 kB / 0.6619 GB, free: 0.9258 MB / 462.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001043/0.5904, allocations: 96.02 kB / 0.662 GB, free: 0.832 MB / 462.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006783/0.5911, allocations: 188.7 kB / 0.6622 GB, free: 0.6484 MB / 462.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.996e-05/0.5912, allocations: 27.98 kB / 0.6622 GB, free: 0.6211 MB / 462.1 MB Notification: Performance of sorting global known variables: time 0.0008667/0.5921, allocations: 0.5995 MB / 0.6628 GB, free: 12 kB / 462.1 MB Notification: Performance of sort global known variables: time 2e-07/0.5921, allocations: 3.938 kB / 0.6628 GB, free: 8 kB / 462.1 MB Notification: Performance of remove unused functions: time 0.002019/0.5941, allocations: 0.6515 MB / 0.6634 GB, free: 15.35 MB / 478.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 5 (order3_Inputs_Outputs1.delta,order3_Inputs_Outputs1.w,order3_Inputs_Outputs1.e1q,thLoad.firstOrder.state,thLoad.Limiter.y) * 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 (51): * Single equations (assignments): 50 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 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 {(21,20)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0002703/0.5944, allocations: 131 kB / 0.6635 GB, free: 15.22 MB / 478.1 MB Notification: Performance of simCode: created initialization part: time 0.01189/0.6063, allocations: 3.979 MB / 0.6674 GB, free: 11.22 MB / 478.1 MB Notification: Performance of simCode: created event and clocks part: time 8.035e-06/0.6063, allocations: 0 / 0.6674 GB, free: 11.22 MB / 478.1 MB Notification: Performance of simCode: created simulation system equations: time 0.004625/0.611, allocations: 1.471 MB / 0.6689 GB, free: 9.734 MB / 478.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001169/0.6122, allocations: 101.6 kB / 0.6689 GB, free: 9.637 MB / 478.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004838/0.617, allocations: 2.111 MB / 0.671 GB, free: 7.5 MB / 478.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007341/0.6178, allocations: 1.093 MB / 0.6721 GB, free: 6.375 MB / 478.1 MB Notification: Performance of simCode: alias equations: time 0.0005786/0.6184, allocations: 134.4 kB / 0.6722 GB, free: 6.238 MB / 478.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002093/0.6186, allocations: 67.42 kB / 0.6723 GB, free: 6.172 MB / 478.1 MB Notification: Performance of SimCode: time 2.324e-06/0.6186, allocations: 0 / 0.6723 GB, free: 6.172 MB / 478.1 MB Notification: Performance of Templates: time 0.04349/0.6621, allocations: 30.21 MB / 0.7018 GB, free: 8.023 MB / 0.4981 GB make -j1 -f OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad.makefile (rm -f OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad.pipe ; mkfifo OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad.pipe ; head -c 1048576 < OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad.pipe >> ../files/OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad.sim & ./OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad -abortSlowSimulation -alarm=480 -lv LOG_STATS > OpenIPSL_dev_OpenIPSL.Tests.Loads.PSAT.LoadTestThLoad.pipe 2>&1)