Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH.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/ModelicaTest 3.2.2+maint.om/package.mo", uses=false) Using package ModelicaTest with version 3.2.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.2+maint.om/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(ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH") translateModel(ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009399/0.0009398, allocations: 97.64 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.006649/0.006649, allocations: 170.1 kB / 16.27 MB, free: 6.66 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.684/1.684, allocations: 205.4 MB / 222.4 MB, free: 5.562 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.2+maint.om/package.mo): time 0.3467/0.3467, allocations: 40 MB / 310.7 MB, free: 9.82 MB / 254.1 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: ModelicaTest requested package Modelica of version 3.2.2. Modelica 3.2.3 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.0005523/0.0005525, allocations: 16 kB / 379.5 MB, free: 12.26 MB / 318.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1247/0.1252, allocations: 57.96 MB / 437.4 MB, free: 2.203 MB / 366.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH): time 0.2603/0.3856, allocations: 42.16 MB / 479.6 MB, free: 28.29 MB / 382.1 MB Notification: Performance of NFInst.instExpressions: time 0.02274/0.4084, allocations: 21.63 MB / 0.4895 GB, free: 14.43 MB / 382.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001148/0.4096, allocations: 28.81 kB / 0.4895 GB, free: 14.41 MB / 382.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001296/0.4109, allocations: 396.8 kB / 0.4899 GB, free: 14.19 MB / 382.1 MB Notification: Performance of NFTyping.typeBindings: time 0.01231/0.4232, allocations: 4.257 MB / 0.494 GB, free: 12.23 MB / 382.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.005928/0.4292, allocations: 2.084 MB / 0.496 GB, free: 11.1 MB / 382.1 MB Notification: Performance of NFFlatten.flatten: time 0.002453/0.4316, allocations: 2.121 MB / 0.4981 GB, free: 10.29 MB / 382.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0006129/0.4323, allocations: 395.4 kB / 0.4985 GB, free: 10.13 MB / 382.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.00125/0.4335, allocations: 0.652 MB / 0.4991 GB, free: 9.855 MB / 382.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.006914/0.4404, allocations: 3.657 MB / 0.5027 GB, free: 8.195 MB / 382.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001789/0.4406, allocations: 32.47 kB / 0.5027 GB, free: 8.195 MB / 382.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.01787/0.4585, allocations: 7.747 MB / 0.5103 GB, free: 6.176 MB / 382.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0003751/0.4589, allocations: 158.8 kB / 0.5105 GB, free: 6.098 MB / 382.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0008108/0.4598, allocations: 425.9 kB / 0.5109 GB, free: 5.859 MB / 382.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01706/0.4768, allocations: 5.284 MB / 0.516 GB, free: 2.832 MB / 382.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.44e-06/0.4769, allocations: 0 / 0.516 GB, free: 2.832 MB / 382.1 MB Notification: Performance of FrontEnd: time 2.024e-06/0.4769, allocations: 4.75 kB / 0.516 GB, free: 2.828 MB / 382.1 MB Notification: Performance of Transformations before backend: time 1.169e-05/0.4769, allocations: 0 / 0.516 GB, free: 2.828 MB / 382.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 146 * Number of variables: 146 Notification: Performance of Generate backend data structure: time 0.005984/0.4829, allocations: 1.558 MB / 0.5175 GB, free: 1.719 MB / 382.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.835e-05/0.483, allocations: 10.25 kB / 0.5176 GB, free: 1.719 MB / 382.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002489/0.4855, allocations: 341.5 kB / 0.5179 GB, free: 1.574 MB / 382.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008392/0.4863, allocations: 0.5307 MB / 0.5184 GB, free: 1.109 MB / 382.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.045e-05/0.4864, allocations: 54.56 kB / 0.5185 GB, free: 1.082 MB / 382.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 9.876e-05/0.4865, allocations: 53.56 kB / 0.5185 GB, free: 1.066 MB / 382.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002517/0.489, allocations: 1.021 MB / 0.5195 GB, free: 428 kB / 382.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.987e-05/0.4891, allocations: 5.219 kB / 0.5195 GB, free: 424 kB / 382.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.472e-05/0.4892, allocations: 26.97 kB / 0.5195 GB, free: 404 kB / 382.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.984e-05/0.4892, allocations: 21.88 kB / 0.5196 GB, free: 400 kB / 382.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002496/0.4917, allocations: 0.931 MB / 0.5205 GB, free: 15.96 MB / 398.1 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 0.006563/0.4983, allocations: 4.901 MB / 0.5252 GB, free: 11.44 MB / 398.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002645/0.5009, allocations: 0.855 MB / 0.5261 GB, free: 11.03 MB / 398.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006985/0.5017, allocations: 345.1 kB / 0.5264 GB, free: 10.86 MB / 398.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.05001/0.5517, allocations: 24.56 MB / 0.5504 GB, free: 1.379 MB / 414.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.046e-05/0.5518, allocations: 46.25 kB / 0.5504 GB, free: 1.324 MB / 414.1 MB Notification: Performance of pre-optimization done (n=46): time 2.545e-06/0.5518, allocations: 0 / 0.5504 GB, free: 1.324 MB / 414.1 MB Notification: Performance of matching and sorting (n=46): time 0.007049/0.5589, allocations: 1.856 MB / 0.5523 GB, free: 15.43 MB / 430.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 7.957e-05/0.559, allocations: 106.8 kB / 0.5524 GB, free: 15.3 MB / 430.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008006/0.5598, allocations: 0.5222 MB / 0.5529 GB, free: 14.77 MB / 430.1 MB Notification: Performance of collectPreVariables (initialization): time 7.626e-05/0.5599, allocations: 33.7 kB / 0.5529 GB, free: 14.73 MB / 430.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002698/0.5601, allocations: 332 kB / 0.5532 GB, free: 14.4 MB / 430.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001842/0.5603, allocations: 149.8 kB / 0.5534 GB, free: 14.26 MB / 430.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 9.035e-05/0.5604, allocations: 57.69 kB / 0.5534 GB, free: 14.2 MB / 430.1 MB Notification: Performance of setup shared object (initialization): time 0.000187/0.5606, allocations: 370.7 kB / 0.5538 GB, free: 13.82 MB / 430.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007202/0.5614, allocations: 289.1 kB / 0.554 GB, free: 13.54 MB / 430.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008437/0.5622, allocations: 480.1 kB / 0.5545 GB, free: 13 MB / 430.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001491/0.5637, allocations: 0.7209 MB / 0.5552 GB, free: 12.2 MB / 430.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.781e-06/0.5637, allocations: 4 kB / 0.5552 GB, free: 12.2 MB / 430.1 MB Notification: Performance of matching and sorting (n=71) (initialization): time 0.00219/0.5659, allocations: 0.9292 MB / 0.5561 GB, free: 11.26 MB / 430.1 MB Notification: Performance of prepare postOptimizeDAE: time 0.0001628/0.5661, allocations: 238.2 kB / 0.5563 GB, free: 10.96 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.234e-05/0.5661, allocations: 4 kB / 0.5563 GB, free: 10.95 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.002005/0.5681, allocations: 384.4 kB / 0.5567 GB, free: 10.57 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004955/0.5686, allocations: 139.8 kB / 0.5568 GB, free: 10.44 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001155/0.5698, allocations: 0.8411 MB / 0.5577 GB, free: 9.57 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008642/0.5707, allocations: 123.3 kB / 0.5578 GB, free: 9.449 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.672e-05/0.5708, allocations: 31.98 kB / 0.5578 GB, free: 9.418 MB / 430.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.278e-05/0.5708, allocations: 4 kB / 0.5578 GB, free: 9.414 MB / 430.1 MB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.002164/0.573, allocations: 0.8541 MB / 0.5587 GB, free: 8.555 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.716e-06/0.573, allocations: 4 kB / 0.5587 GB, free: 8.551 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009775/0.574, allocations: 224.9 kB / 0.5589 GB, free: 8.328 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004938/0.5745, allocations: 146.9 kB / 0.559 GB, free: 8.188 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001003/0.5755, allocations: 0.7904 MB / 0.5598 GB, free: 7.371 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007532/0.5763, allocations: 107.5 kB / 0.5599 GB, free: 7.266 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.991e-05/0.5763, allocations: 35.92 kB / 0.5599 GB, free: 7.23 MB / 430.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 23 * Number of states: 0 () * Number of discrete variables: 6 (pump.heatTransfer.states[1].phase,Sink.medium.phase,Source.medium.phase,Valve.state_b.phase,Valve.state_a.phase,pump.monitoring.state_in.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (58): * Single equations (assignments): 57 * 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 {(2,12)} Notification: Performance of prepare postOptimizeDAE: time 0.0004253/0.5768, allocations: 288.9 kB / 0.5602 GB, free: 6.938 MB / 430.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001297/0.5769, allocations: 63.25 kB / 0.5603 GB, free: 6.875 MB / 430.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004189/0.5811, allocations: 3.177 MB / 0.5634 GB, free: 3.688 MB / 430.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.008e-05/0.5811, allocations: 43.92 kB / 0.5634 GB, free: 3.645 MB / 430.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.641e-06/0.5812, allocations: 0 / 0.5634 GB, free: 3.645 MB / 430.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.267e-06/0.5812, allocations: 7.922 kB / 0.5634 GB, free: 3.637 MB / 430.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001669/0.5828, allocations: 1.513 MB / 0.5649 GB, free: 2.07 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.097e-06/0.5829, allocations: 0 / 0.5649 GB, free: 2.07 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003631/0.5832, allocations: 99.88 kB / 0.565 GB, free: 1.973 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.002203/0.5854, allocations: 1.083 MB / 0.566 GB, free: 0.8906 MB / 430.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.703e-05/0.5855, allocations: 23.98 kB / 0.5661 GB, free: 0.8672 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001685/0.5872, allocations: 1.486 MB / 0.5675 GB, free: 15.35 MB / 446.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.236e-06/0.5872, allocations: 3.938 kB / 0.5675 GB, free: 15.35 MB / 446.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003126/0.5903, allocations: 2.153 MB / 0.5696 GB, free: 13.18 MB / 446.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0005562/0.5909, allocations: 342.6 kB / 0.5699 GB, free: 12.82 MB / 446.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001511/0.5911, allocations: 15.94 kB / 0.57 GB, free: 12.81 MB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006474/0.5917, allocations: 83.84 kB / 0.57 GB, free: 12.73 MB / 446.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001331/0.5919, allocations: 48.48 kB / 0.5701 GB, free: 12.68 MB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.049e-05/0.5919, allocations: 23.98 kB / 0.5701 GB, free: 12.66 MB / 446.1 MB Notification: Performance of sorting global known variables: time 0.000773/0.5927, allocations: 475 kB / 0.5706 GB, free: 12.19 MB / 446.1 MB Notification: Performance of sort global known variables: time 1.3e-07/0.5927, allocations: 0 / 0.5706 GB, free: 12.19 MB / 446.1 MB Notification: Performance of remove unused functions: time 0.005387/0.5981, allocations: 1.378 MB / 0.5719 GB, free: 10.81 MB / 446.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 25 ($cse3.phase,$cse3.region,$cse5.region3boundary,$cse6.region3boundary,$cse7.phase,$cse7.region,$cse8.phase,$cse8.region,$cse9.region3boundary,$cse10.region3boundary,$cse11.phase,$cse11.region,$cse12.phase,$cse12.region,$cse15.phase,$cse15.region,$cse16.phase,$cse16.region,$cse20.phase,$cse20.region,$cse21.phase,$cse21.region,Source.medium.phase,Sink.medium.phase,pump.heatTransfer.states[1].phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (45): * Single equations (assignments): 35 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 9 * 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 {(2,18)} Notification: Performance of Backend phase and start with SimCode phase: time 0.007358/0.6055, allocations: 1.397 MB / 0.5733 GB, free: 9.414 MB / 446.1 MB Notification: Performance of simCode: created initialization part: time 0.003678/0.6092, allocations: 1.466 MB / 0.5747 GB, free: 7.949 MB / 446.1 MB Notification: Performance of simCode: created event and clocks part: time 6.974e-06/0.6092, allocations: 384 / 0.5747 GB, free: 7.949 MB / 446.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001369/0.6106, allocations: 0.8429 MB / 0.5755 GB, free: 7.105 MB / 446.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002223/0.6128, allocations: 332.9 kB / 0.5758 GB, free: 6.781 MB / 446.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004728/0.6176, allocations: 3.022 MB / 0.5788 GB, free: 3.73 MB / 446.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001044/0.6187, allocations: 1.15 MB / 0.5799 GB, free: 2.551 MB / 446.1 MB Notification: Performance of simCode: alias equations: time 0.00161/0.6203, allocations: 0.7777 MB / 0.5807 GB, free: 1.777 MB / 446.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000219/0.6205, allocations: 63.42 kB / 0.5807 GB, free: 1.715 MB / 446.1 MB Notification: Performance of SimCode: time 1.192e-06/0.6205, allocations: 0 / 0.5807 GB, free: 1.715 MB / 446.1 MB Notification: Performance of Templates: time 0.07358/0.6941, allocations: 49.27 MB / 0.6289 GB, free: 440 kB / 494.1 MB make -j1 -f ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH.makefile Environment - environmentSimulation: (rm -f ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH.pipe ; mkfifo ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH.pipe ; head -c 1048576 < ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH.pipe >> ../files/ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH.sim & ./ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH -abortSlowSimulation -alarm=480 -lv LOG_STATS > ModelicaTest_3.2.2_ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH.pipe 2>&1) Environment - environmentSimulation: