Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr OpenIPSL_release_OpenIPSL.Examples.PSATSystems.Discretization.FourthOrder_AVRII_Discretized_Continuous.conf.json 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/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 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) Running command: "" <> buildModelFMU(OpenIPSL.Examples.PSATSystems.Discretization.FourthOrder_AVRII_Discretized_Continuous,fileNamePrefix="OpenIPSL_release_OpenIPSL_Examples_PSATSystems_Discretization_FourthOrder_AVRII_Discretized_Continuous",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(OpenIPSL.Examples.PSATSystems.Discretization.FourthOrder_AVRII_Discretized_Continuous,fileNamePrefix="OpenIPSL_release_OpenIPSL_Examples_PSATSystems_Discretization_FourthOrder_AVRII_Discretized_Continuous",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.007753/0.007753, allocations: 168.5 kB / 15.13 MB, free: 6.023 MB / 13.93 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.417/1.417, allocations: 223.2 MB / 239.1 MB, free: 20 kB / 186.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.000798/0.0007983, allocations: 98.03 kB / 290.3 MB, free: 4.625 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenIPSL 3.1.0-master/package.mo): time 0.4543/0.4543, allocations: 78.62 MB / 420 MB, free: 36.64 MB / 346.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0003963/0.0003964, allocations: 12 kB / 500 MB, free: 7.133 MB / 362.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1142/0.1146, allocations: 69.35 MB / 0.556 GB, free: 1.727 MB / 426.7 MB Notification: Performance of NFInst.instantiate(OpenIPSL.Examples.PSATSystems.Discretization.FourthOrder_AVRII_Discretized_Continuous): time 0.005525/0.1202, allocations: 6.192 MB / 0.562 GB, free: 11.51 MB / 442.7 MB Notification: Performance of NFInst.instExpressions: time 0.003182/0.1234, allocations: 1.975 MB / 0.564 GB, free: 9.527 MB / 442.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003917/0.1238, allocations: 12 kB / 0.564 GB, free: 9.516 MB / 442.7 MB Notification: Performance of NFTyping.typeComponents: time 0.0004621/0.1243, allocations: 170.7 kB / 0.5641 GB, free: 9.348 MB / 442.7 MB Notification: Performance of NFTyping.typeBindings: time 0.001379/0.1257, allocations: 0.6718 MB / 0.5648 GB, free: 8.676 MB / 442.7 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenIPSL 3.1.0-master/Electrical/Machines/PSAT/Order4.mo:25:3-30:9:writable] Warning: In relation order4.xq <> order4.x1q, <> on Real numbers is only allowed inside functions. Notification: Performance of NFTyping.typeClassSections: time 0.001042/0.1267, allocations: 0.5366 MB / 0.5653 GB, free: 8.145 MB / 442.7 MB Notification: Performance of NFFlatten.flatten: time 0.001172/0.1279, allocations: 1.436 MB / 0.5667 GB, free: 6.703 MB / 442.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0003662/0.1283, allocations: 273.8 kB / 0.567 GB, free: 6.422 MB / 442.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0005969/0.1289, allocations: 0.5638 MB / 0.5675 GB, free: 5.855 MB / 442.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0008016/0.1297, allocations: 0.7389 MB / 0.5683 GB, free: 5.113 MB / 442.7 MB Notification: Performance of NFPackage.collectConstants: time 0.0001372/0.1298, allocations: 60 kB / 0.5683 GB, free: 5.055 MB / 442.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0003811/0.1302, allocations: 179.9 kB / 0.5685 GB, free: 4.879 MB / 442.7 MB Notification: Performance of NFScalarize.scalarize: time 0.0002088/0.1305, allocations: 258.8 kB / 0.5687 GB, free: 4.625 MB / 442.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0001966/0.1307, allocations: 237 kB / 0.569 GB, free: 4.387 MB / 442.7 MB Notification: Performance of NFConvertDAE.convert: time 0.001022/0.1317, allocations: 1.243 MB / 0.5702 GB, free: 3.141 MB / 442.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.497e-06/0.1317, allocations: 0 / 0.5702 GB, free: 3.141 MB / 442.7 MB Notification: Performance of FrontEnd: time 1.323e-06/0.1317, allocations: 0 / 0.5702 GB, free: 3.141 MB / 442.7 MB Notification: Performance of Transformations before backend: time 1.352e-05/0.1317, allocations: 0 / 0.5702 GB, free: 3.141 MB / 442.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 198 * Number of variables: 198 Notification: Performance of Generate backend data structure: time 0.008011/0.1397, allocations: 2.537 MB / 0.5726 GB, free: 0.5352 MB / 442.7 MB Notification: Performance of prepare preOptimizeDAE: time 4.072e-05/0.1398, allocations: 8.031 kB / 0.5727 GB, free: 0.5273 MB / 442.7 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0002067/0.14, allocations: 130.8 kB / 0.5728 GB, free: 400 kB / 442.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.2037/0.3437, allocations: 0.7783 MB / 0.5735 GB, free: 44.2 MB / 442.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001551/0.3453, allocations: 0.8605 MB / 0.5744 GB, free: 43.96 MB / 442.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002356/0.3456, allocations: 270.1 kB / 0.5746 GB, free: 43.77 MB / 442.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001557/0.3457, allocations: 90.91 kB / 0.5747 GB, free: 43.77 MB / 442.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002478/0.3482, allocations: 1.45 MB / 0.5761 GB, free: 43.64 MB / 442.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.678e-05/0.3483, allocations: 0 / 0.5761 GB, free: 43.64 MB / 442.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 9.018e-05/0.3484, allocations: 37.17 kB / 0.5762 GB, free: 43.64 MB / 442.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.558e-05/0.3484, allocations: 20.11 kB / 0.5762 GB, free: 43.64 MB / 442.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001903/0.3503, allocations: 1.059 MB / 0.5772 GB, free: 43.63 MB / 442.7 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 0.005142/0.3554, allocations: 3.758 MB / 0.5809 GB, free: 42.43 MB / 442.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.007922/0.3634, allocations: 3.095 MB / 0.5839 GB, free: 41.81 MB / 442.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.00142/0.3648, allocations: 0.8359 MB / 0.5847 GB, free: 41.77 MB / 442.7 MB Notification: Performance of preOpt evalFunc (simulation): time 9.505e-05/0.3649, allocations: 23 kB / 0.5848 GB, free: 41.77 MB / 442.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001414/0.3663, allocations: 0.8121 MB / 0.5856 GB, free: 41.66 MB / 442.7 MB Notification: Performance of pre-optimization done (n=115): time 3.586e-06/0.3664, allocations: 0 / 0.5856 GB, free: 41.66 MB / 442.7 MB Notification: Performance of matching and sorting (n=115): time 0.02974/0.3961, allocations: 8.647 MB / 0.594 GB, free: 40.91 MB / 442.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001247/0.3963, allocations: 196.1 kB / 0.5942 GB, free: 40.71 MB / 442.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001457/0.3977, allocations: 1.088 MB / 0.5952 GB, free: 40.54 MB / 442.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0001777/0.3979, allocations: 52.45 kB / 0.5953 GB, free: 40.5 MB / 442.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002537/0.3982, allocations: 483.6 kB / 0.5958 GB, free: 40.12 MB / 442.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002482/0.3984, allocations: 330 kB / 0.5961 GB, free: 39.88 MB / 442.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 9.044e-05/0.3985, allocations: 37.16 kB / 0.5961 GB, free: 39.86 MB / 442.7 MB Notification: Performance of setup shared object (initialization): time 7.054e-05/0.3986, allocations: 370 kB / 0.5965 GB, free: 39.52 MB / 442.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001417/0.4, allocations: 0.8034 MB / 0.5972 GB, free: 39.24 MB / 442.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001485/0.4015, allocations: 1.154 MB / 0.5984 GB, free: 38.56 MB / 442.7 MB Notification: The given system is mixed-determined. [index = 2] Notification: Performance of analyzeInitialSystem (initialization): time 0.02151/0.4231, allocations: 6.062 MB / 0.6043 GB, free: 36.65 MB / 442.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.378e-05/0.4231, allocations: 2.969 kB / 0.6043 GB, free: 36.65 MB / 442.7 MB Notification: Performance of matching and sorting (n=216) (initialization): time 0.01382/0.4369, allocations: 5.219 MB / 0.6094 GB, free: 35.37 MB / 442.7 MB Notification: Performance of prepare postOptimizeDAE: time 6.413e-05/0.437, allocations: 60.91 kB / 0.6095 GB, free: 35.3 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.633e-05/0.4371, allocations: 9.469 kB / 0.6095 GB, free: 35.3 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.006119/0.4432, allocations: 1.857 MB / 0.6113 GB, free: 34.99 MB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001537/0.4448, allocations: 312.2 kB / 0.6116 GB, free: 34.96 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01935/0.4641, allocations: 8.819 MB / 0.6202 GB, free: 31.22 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001883/0.4661, allocations: 234.1 kB / 0.6204 GB, free: 31.12 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001391/0.4662, allocations: 68.05 kB / 0.6205 GB, free: 31.11 MB / 442.7 MB Warning: Assuming fixed start value for the following 3 variables: order4.e1d:VARIABLE(start = order4.e1d0 unit = "1" fixed = true ) "d-axis transient voltage" type: Real order4.e1q:VARIABLE(start = order4.e1q0 unit = "1" fixed = true ) "q-axis transient voltage" type: Real order4.delta:VARIABLE(flow=false start = order4.delta0 unit = "rad" fixed = true ) "Rotor angle" type: Real Warning: The initial conditions are over specified. The following 4 initial equations are redundant, so they are removed from the initialization sytem: $DER.aVRTypeII.firstOrder2.y = 0.0 $DER.aVRTypeII.derivativeBlock.x = 0.0 aVRTypeII.ExcitationSystem.y = 0.0 aVRTypeII.simpleLagLim.state = 0.0. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 43 * Number of states: 0 () * Number of discrete variables: 2 ($whenCondition2,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 4 (aVRTypeII.firstOrder2.y,aVRTypeII.ExcitationSystem.x_scaled[1],aVRTypeII.derivativeBlock.x,aVRTypeII.simpleLagLim.state) * Top-level inputs: 0 Notification: Strong component statistics for initialization (185): * Single equations (assignments): 182 * 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: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 1 {18 14} Notification: Performance of prepare postOptimizeDAE: time 0.0005605/0.4668, allocations: 345.7 kB / 0.6208 GB, free: 30.84 MB / 442.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00191/0.4687, allocations: 0.6834 MB / 0.6215 GB, free: 30.57 MB / 442.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01482/0.4835, allocations: 4.999 MB / 0.6264 GB, free: 29.45 MB / 442.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.648e-05/0.4836, allocations: 12.53 kB / 0.6264 GB, free: 29.45 MB / 442.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.509e-05/0.4836, allocations: 7.797 kB / 0.6264 GB, free: 29.45 MB / 442.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.543e-05/0.4836, allocations: 9.656 kB / 0.6264 GB, free: 29.45 MB / 442.7 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 postOpt removeSimpleEquations (simulation): time 0.01508/0.4987, allocations: 6.541 MB / 0.6328 GB, free: 25.46 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.3e-05/0.4988, allocations: 0 / 0.6328 GB, free: 25.46 MB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005549/0.4993, allocations: 111.9 kB / 0.6329 GB, free: 25.35 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.005806/0.5051, allocations: 2.007 MB / 0.6348 GB, free: 23.34 MB / 442.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000163/0.5053, allocations: 29.86 kB / 0.6349 GB, free: 23.31 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01974/0.5251, allocations: 12.02 MB / 0.6466 GB, free: 10.89 MB / 442.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.775e-06/0.5251, allocations: 3.938 kB / 0.6466 GB, free: 10.88 MB / 442.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01512/0.5403, allocations: 6.034 MB / 0.6525 GB, free: 4.809 MB / 442.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0003771/0.5407, allocations: 239.1 kB / 0.6527 GB, free: 4.555 MB / 442.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001682/0.5408, allocations: 27.95 kB / 0.6528 GB, free: 4.527 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001152/0.542, allocations: 147.9 kB / 0.6529 GB, free: 4.383 MB / 442.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004271/0.5424, allocations: 177.8 kB / 0.6531 GB, free: 4.211 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.757e-05/0.5425, allocations: 31.98 kB / 0.6531 GB, free: 4.18 MB / 442.7 MB Notification: Performance of sorting global known variables: time 0.0008646/0.5434, allocations: 0.7199 MB / 0.6538 GB, free: 3.453 MB / 442.7 MB Notification: Performance of sort global known variables: time 2.5e-07/0.5434, allocations: 0 / 0.6538 GB, free: 3.453 MB / 442.7 MB Notification: Performance of remove unused functions: time 0.001445/0.5448, allocations: 487.7 kB / 0.6543 GB, free: 2.977 MB / 442.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 6 (order2.delta,order2.w,order4.delta,order4.w,order4.e1q,order4.e1d) * Number of discrete variables: 2 ($whenCondition1,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 4 (aVRTypeII.ExcitationSystem.x_scaled[1],aVRTypeII.derivativeBlock.x,aVRTypeII.firstOrder2.y,aVRTypeII.simpleLagLim.state) * Top-level inputs: 0 Notification: Strong component statistics for simulation (72): * Single equations (assignments): 68 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 2 {(1,100.0%) 1,(20,23.0%) 12} * Non-linear torn systems: 1 {4 17} Notification: Performance of Backend phase and start with SimCode phase: time 0.01649/0.5613, allocations: 6.639 MB / 0.6607 GB, free: 12.29 MB / 458.7 MB Notification: Performance of simCode: created initialization part: time 0.006571/0.568, allocations: 2.855 MB / 0.6635 GB, free: 9.406 MB / 458.7 MB Notification: Performance of simCode: created event and clocks part: time 3.526e-06/0.568, allocations: 3.938 kB / 0.6635 GB, free: 9.402 MB / 458.7 MB Notification: Performance of simCode: created simulation system equations: time 0.004236/0.5722, allocations: 1.6 MB / 0.6651 GB, free: 7.773 MB / 458.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001739/0.574, allocations: 0.5916 MB / 0.6657 GB, free: 7.156 MB / 458.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02595/0.5999, allocations: 12.28 MB / 0.6777 GB, free: 10.48 MB / 474.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000637/0.6006, allocations: 1.156 MB / 0.6788 GB, free: 9.289 MB / 474.7 MB Notification: Performance of simCode: alias equations: time 0.0004294/0.6011, allocations: 124.4 kB / 0.6789 GB, free: 9.168 MB / 474.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005997/0.6017, allocations: 487.3 kB / 0.6794 GB, free: 8.691 MB / 474.7 MB Notification: Performance of SimCode: time 2.104e-06/0.6017, allocations: 0 / 0.6794 GB, free: 8.691 MB / 474.7 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04843/0.6501, allocations: 32.54 MB / 0.7112 GB, free: 8.605 MB / 0.4948 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001866/0.6503, allocations: 260.4 kB / 0.7114 GB, free: 8.254 MB / 0.4948 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.946/3.597, allocations: 4.062 kB / 0.7114 GB, free: 8.25 MB / 0.4948 GB (rm -f OpenIPSL_release_OpenIPSL.Examples.PSATSystems.Discretization.FourthOrder_AVRII_Discretized_Continuous.pipe ; mkfifo OpenIPSL_release_OpenIPSL.Examples.PSATSystems.Discretization.FourthOrder_AVRII_Discretized_Continuous.pipe ; head -c 1048576 < OpenIPSL_release_OpenIPSL.Examples.PSATSystems.Discretization.FourthOrder_AVRII_Discretized_Continuous.pipe >> ../files/OpenIPSL_release_OpenIPSL.Examples.PSATSystems.Discretization.FourthOrder_AVRII_Discretized_Continuous.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_OpenIPSL_release_OpenIPSL_Examples_PSATSystems_Discretization_FourthOrder_AVRII_Discretized_Continuous_fmu --startTime=0 --stopTime=20 --timeout=50 --tolerance=1e-06 OpenIPSL_release_OpenIPSL_Examples_PSATSystems_Discretization_FourthOrder_AVRII_Discretized_Continuous.fmu > OpenIPSL_release_OpenIPSL.Examples.PSATSystems.Discretization.FourthOrder_AVRII_Discretized_Continuous.pipe 2>&1)