Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermoPower_ThermoPower.Test.WaterComponents.TestAccumulator.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/ThermoPower 3.1.0-master/package.mo", uses=false) Using package ThermoPower with version 3.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower 3.1.0-master/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: "" <> buildModelFMU(ThermoPower.Test.WaterComponents.TestAccumulator,fileNamePrefix="ThermoPower_ThermoPower_Test_WaterComponents_TestAccumulator",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ThermoPower.Test.WaterComponents.TestAccumulator,fileNamePrefix="ThermoPower_ThermoPower_Test_WaterComponents_TestAccumulator",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001575/0.001575, allocations: 105 kB / 17.06 MB, free: 6.023 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001776/0.001776, allocations: 195 kB / 18 MB, free: 5.109 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.505/1.505, allocations: 205.1 MB / 223.9 MB, free: 12.25 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower 3.1.0-master/package.mo): time 0.3057/0.3057, allocations: 48.84 MB / 320.1 MB, free: 11.02 MB / 270.1 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 0.001493/0.001493, allocations: 79.88 kB / 450 MB, free: 9.051 MB / 334.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1/0.1015, allocations: 59.15 MB / 0.4973 GB, free: 13.77 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ThermoPower.Test.WaterComponents.TestAccumulator): time 0.2701/0.3717, allocations: 32.46 MB / 0.529 GB, free: 6.453 MB / 414.1 MB Notification: Performance of NFInst.instExpressions: time 0.008968/0.3807, allocations: 8.112 MB / 0.5369 GB, free: 6.34 MB / 414.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002709/0.381, allocations: 10.41 kB / 0.5369 GB, free: 6.336 MB / 414.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0004559/0.3815, allocations: 139.8 kB / 0.537 GB, free: 6.336 MB / 414.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0004051/0.3819, allocations: 204.2 kB / 0.5372 GB, free: 6.332 MB / 414.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.01287/0.3948, allocations: 4.412 MB / 0.5415 GB, free: 5.93 MB / 414.1 MB Notification: Performance of NFFlatten.flatten: time 0.00113/0.396, allocations: 0.5786 MB / 0.5421 GB, free: 5.785 MB / 414.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0004461/0.3964, allocations: 230 kB / 0.5423 GB, free: 5.762 MB / 414.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0003558/0.3968, allocations: 210.6 kB / 0.5425 GB, free: 5.719 MB / 414.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0003563/0.3972, allocations: 232.9 kB / 0.5427 GB, free: 5.664 MB / 414.1 MB Notification: Performance of NFPackage.collectConstants: time 5.295e-05/0.3972, allocations: 27.22 kB / 0.5428 GB, free: 5.664 MB / 414.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.01917/0.4164, allocations: 6.007 MB / 0.5486 GB, free: 5.582 MB / 414.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0001794/0.4166, allocations: 71.64 kB / 0.5487 GB, free: 5.566 MB / 414.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0003731/0.417, allocations: 187.4 kB / 0.5489 GB, free: 5.512 MB / 414.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01368/0.4307, allocations: 3.503 MB / 0.5523 GB, free: 4.816 MB / 414.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.533e-06/0.4307, allocations: 0 / 0.5523 GB, free: 4.816 MB / 414.1 MB Notification: Performance of FrontEnd: time 1.883e-06/0.4307, allocations: 0 / 0.5523 GB, free: 4.816 MB / 414.1 MB Notification: Performance of Transformations before backend: time 9.237e-06/0.4307, allocations: 0 / 0.5523 GB, free: 4.816 MB / 414.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 62 * Number of variables: 62 Notification: Performance of Generate backend data structure: time 0.004641/0.4354, allocations: 1.051 MB / 0.5533 GB, free: 4.09 MB / 414.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.577e-05/0.4355, allocations: 13.48 kB / 0.5533 GB, free: 4.086 MB / 414.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 7.226e-05/0.4355, allocations: 62.11 kB / 0.5534 GB, free: 4.039 MB / 414.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001682/0.4357, allocations: 50.86 kB / 0.5534 GB, free: 4.016 MB / 414.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003597/0.4361, allocations: 308.6 kB / 0.5537 GB, free: 3.742 MB / 414.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.243e-05/0.4361, allocations: 20.44 kB / 0.5537 GB, free: 3.742 MB / 414.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 5.205e-05/0.4362, allocations: 27.03 kB / 0.5538 GB, free: 3.742 MB / 414.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005825/0.4368, allocations: 328.4 kB / 0.5541 GB, free: 3.535 MB / 414.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.095e-05/0.4368, allocations: 5.594 kB / 0.5541 GB, free: 3.531 MB / 414.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.76e-05/0.4368, allocations: 10.11 kB / 0.5541 GB, free: 3.523 MB / 414.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.777e-06/0.4368, allocations: 6.344 kB / 0.5541 GB, free: 3.523 MB / 414.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005252/0.4374, allocations: 239.5 kB / 0.5543 GB, free: 3.414 MB / 414.1 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 0.001255/0.4386, allocations: 1.321 MB / 0.5556 GB, free: 2.184 MB / 414.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0005029/0.4391, allocations: 223.4 kB / 0.5558 GB, free: 2.059 MB / 414.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.000312/0.4395, allocations: 119.9 kB / 0.556 GB, free: 1.996 MB / 414.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.06856/0.508, allocations: 32.12 MB / 0.5873 GB, free: 7.066 MB / 446.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.501e-05/0.5081, allocations: 34.56 kB / 0.5874 GB, free: 7.023 MB / 446.1 MB Notification: Performance of pre-optimization done (n=23): time 2.645e-06/0.5081, allocations: 0 / 0.5874 GB, free: 7.023 MB / 446.1 MB Notification: Performance of matching and sorting (n=27): time 0.003196/0.5113, allocations: 1.042 MB / 0.5884 GB, free: 5.926 MB / 446.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.311e-05/0.5114, allocations: 63.41 kB / 0.5884 GB, free: 5.852 MB / 446.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003925/0.5118, allocations: 301.7 kB / 0.5887 GB, free: 5.555 MB / 446.1 MB Notification: Performance of collectPreVariables (initialization): time 3.376e-05/0.5119, allocations: 33.7 kB / 0.5888 GB, free: 5.516 MB / 446.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001455/0.512, allocations: 188.6 kB / 0.5889 GB, free: 5.328 MB / 446.1 MB Notification: Performance of collectInitialBindings (initialization): time 9.814e-05/0.5121, allocations: 93.55 kB / 0.589 GB, free: 5.238 MB / 446.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001042/0.5122, allocations: 49.69 kB / 0.5891 GB, free: 5.184 MB / 446.1 MB Notification: Performance of setup shared object (initialization): time 0.000129/0.5124, allocations: 342.8 kB / 0.5894 GB, free: 4.84 MB / 446.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002466/0.5126, allocations: 116.8 kB / 0.5895 GB, free: 4.723 MB / 446.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002442/0.5129, allocations: 129.6 kB / 0.5896 GB, free: 4.59 MB / 446.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004852/0.5134, allocations: 246.2 kB / 0.5899 GB, free: 4.344 MB / 446.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.383e-06/0.5134, allocations: 3.938 kB / 0.5899 GB, free: 4.34 MB / 446.1 MB Notification: Performance of matching and sorting (n=32) (initialization): time 0.001291/0.5147, allocations: 489.5 kB / 0.5903 GB, free: 3.852 MB / 446.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.004e-05/0.5147, allocations: 7.906 kB / 0.5903 GB, free: 3.844 MB / 446.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.346e-06/0.5147, allocations: 0 / 0.5903 GB, free: 3.844 MB / 446.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001176/0.5159, allocations: 254.1 kB / 0.5906 GB, free: 3.594 MB / 446.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001484/0.5161, allocations: 35.92 kB / 0.5906 GB, free: 3.559 MB / 446.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001019/0.5171, allocations: 0.8107 MB / 0.5914 GB, free: 2.723 MB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002619/0.5174, allocations: 16.05 kB / 0.5914 GB, free: 2.707 MB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.443e-05/0.5174, allocations: 12 kB / 0.5914 GB, free: 2.695 MB / 446.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0003233/0.5177, allocations: 212.1 kB / 0.5916 GB, free: 2.484 MB / 446.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002211/0.518, allocations: 125.6 kB / 0.5918 GB, free: 2.355 MB / 446.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0004629/0.5184, allocations: 242.4 kB / 0.592 GB, free: 2.113 MB / 446.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.593e-06/0.5184, allocations: 0 / 0.592 GB, free: 2.113 MB / 446.1 MB Notification: Performance of matching and sorting (n=32) (initialization_lambda0): time 0.001192/0.5196, allocations: 485.5 kB / 0.5925 GB, free: 1.629 MB / 446.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.001e-05/0.5197, allocations: 4 kB / 0.5925 GB, free: 1.625 MB / 446.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.215e-06/0.5197, allocations: 0 / 0.5925 GB, free: 1.625 MB / 446.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001033/0.5207, allocations: 243.2 kB / 0.5927 GB, free: 1.387 MB / 446.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001436/0.5209, allocations: 31.98 kB / 0.5927 GB, free: 1.355 MB / 446.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008415/0.5217, allocations: 0.7873 MB / 0.5935 GB, free: 0.543 MB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002427/0.522, allocations: 19.98 kB / 0.5935 GB, free: 0.5234 MB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.714e-05/0.522, allocations: 4 kB / 0.5935 GB, free: 0.5195 MB / 446.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 2 * Number of states: 0 () * Number of discrete variables: 1 (Accumulator1.liquidState.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (16): * Single equations (assignments): 15 * 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 {(6,11)} Notification: Performance of prepare postOptimizeDAE: time 0.0001273/0.5221, allocations: 192.3 kB / 0.5937 GB, free: 332 kB / 446.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 8.391e-05/0.5222, allocations: 35.53 kB / 0.5937 GB, free: 296 kB / 446.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000974/0.5232, allocations: 0.5603 MB / 0.5943 GB, free: 15.72 MB / 462.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.496e-06/0.5232, allocations: 4 kB / 0.5943 GB, free: 15.71 MB / 462.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.327e-06/0.5232, allocations: 5.688 kB / 0.5943 GB, free: 15.71 MB / 462.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.503e-06/0.5232, allocations: 3.984 kB / 0.5943 GB, free: 15.71 MB / 462.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001527/0.5248, allocations: 1.035 MB / 0.5953 GB, free: 14.62 MB / 462.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.612e-06/0.5248, allocations: 7.609 kB / 0.5953 GB, free: 14.61 MB / 462.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003524/0.5252, allocations: 67.89 kB / 0.5954 GB, free: 14.55 MB / 462.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0002685/0.5254, allocations: 56.73 kB / 0.5954 GB, free: 14.49 MB / 462.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.459e-05/0.5255, allocations: 8 kB / 0.5954 GB, free: 14.48 MB / 462.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00114/0.5266, allocations: 1.436 MB / 0.5968 GB, free: 12.91 MB / 462.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.373e-06/0.5266, allocations: 0 / 0.5968 GB, free: 12.91 MB / 462.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001229/0.5279, allocations: 0.6828 MB / 0.5975 GB, free: 12.21 MB / 462.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0001696/0.5281, allocations: 148.5 kB / 0.5976 GB, free: 12.05 MB / 462.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.399e-05/0.5281, allocations: 4 kB / 0.5977 GB, free: 12.04 MB / 462.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000233/0.5284, allocations: 15.98 kB / 0.5977 GB, free: 12.03 MB / 462.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.346e-05/0.5284, allocations: 19.97 kB / 0.5977 GB, free: 12.01 MB / 462.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.026e-05/0.5285, allocations: 12 kB / 0.5977 GB, free: 12 MB / 462.1 MB Notification: Performance of sorting global known variables: time 0.0002185/0.5287, allocations: 219.2 kB / 0.5979 GB, free: 11.78 MB / 462.1 MB Notification: Performance of sort global known variables: time 2.31e-07/0.5287, allocations: 0 / 0.5979 GB, free: 11.78 MB / 462.1 MB Notification: Performance of remove unused functions: time 0.003838/0.5325, allocations: 0.8746 MB / 0.5988 GB, free: 10.91 MB / 462.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 4 (Accumulator1.zl,Accumulator1.hl,Accumulator1.Mg,Accumulator1.Tg) * Number of discrete variables: 2 ($cse1.phase,$cse1.region) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (27): * Single equations (assignments): 25 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 1 * 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): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.00775/0.5403, allocations: 2.071 MB / 0.6008 GB, free: 8.891 MB / 462.1 MB Notification: Performance of simCode: created initialization part: time 0.001773/0.5421, allocations: 0.6055 MB / 0.6014 GB, free: 8.289 MB / 462.1 MB Notification: Performance of simCode: created event and clocks part: time 5.17e-06/0.5421, allocations: 4.062 kB / 0.6014 GB, free: 8.285 MB / 462.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0005575/0.5427, allocations: 322.4 kB / 0.6017 GB, free: 7.957 MB / 462.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0009738/0.5437, allocations: 149.4 kB / 0.6018 GB, free: 7.812 MB / 462.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007965/0.5517, allocations: 3.925 MB / 0.6057 GB, free: 3.809 MB / 462.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003826/0.5521, allocations: 0.8001 MB / 0.6064 GB, free: 2.984 MB / 462.1 MB Notification: Performance of simCode: alias equations: time 0.0002089/0.5523, allocations: 38.97 kB / 0.6065 GB, free: 2.949 MB / 462.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001898/0.5525, allocations: 123.4 kB / 0.6066 GB, free: 2.828 MB / 462.1 MB Notification: Performance of SimCode: time 1.012e-06/0.5525, allocations: 0 / 0.6066 GB, free: 2.828 MB / 462.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.07665/0.6292, allocations: 39.27 MB / 0.645 GB, free: 11.44 MB / 0.4981 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.11/14.74, allocations: 12.28 kB / 0.645 GB, free: 11.43 MB / 0.4981 GB (rm -f ThermoPower_ThermoPower.Test.WaterComponents.TestAccumulator.pipe ; mkfifo ThermoPower_ThermoPower.Test.WaterComponents.TestAccumulator.pipe ; head -c 1048576 < ThermoPower_ThermoPower.Test.WaterComponents.TestAccumulator.pipe >> ../files/ThermoPower_ThermoPower.Test.WaterComponents.TestAccumulator.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_ThermoPower_ThermoPower_Test_WaterComponents_TestAccumulator_fmu --startTime=0 --stopTime=8000 --timeout=50 --tolerance=1e-06 ThermoPower_ThermoPower_Test_WaterComponents_TestAccumulator.fmu > ThermoPower_ThermoPower.Test.WaterComponents.TestAccumulator.pipe 2>&1)