Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/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/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 3.0.0/package.mo", uses=false) Using package Buildings with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 3.0.0/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) Using package Modelica_StateGraph2 with version 2.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo) Running command: translateModel(Buildings.Fluid.Examples.Performance.Example1v1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1") translateModel(Buildings.Fluid.Examples.Performance.Example1v1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1") [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:257:38-257:110:writable] Warning: The file was not encoded in UTF-8: "

An important practical aspect of state machines is the abilit...". Defaulting to 7-bit ASCII with unknown characters replaced by '?'. To change encoding when loading a file: loadFile(encoding="ISO-XXXX-YY"). To change it in a package: add a file package.encoding at the top-level. Note: The Modelica Language Specification only allows files encoded in UTF-8. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:761:36-761:108:writable] Warning: The file was not encoded in UTF-8: "

The Modelica_StateGraph2 library is described in detail in (O...". Defaulting to 7-bit ASCII with unknown characters replaced by '?'. To change encoding when loading a file: loadFile(encoding="ISO-XXXX-YY"). To change it in a package: add a file package.encoding at the top-level. Note: The Modelica Language Specification only allows files encoded in UTF-8. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_StateGraph2 2.0.2/package.mo:1435:36-1435:108:writable] Warning: The file was not encoded in UTF-8: "

Main Authors:

SCode: time 0.1884/0.1894, allocations: 82.22 MB / 0.5935 GB, free: 5.938 MB / 446.1 MB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.Performance.Example1v1): time 0.06905/0.2585, allocations: 65.94 MB / 0.6579 GB, free: 3.812 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.02781/0.2864, allocations: 18.18 MB / 0.6756 GB, free: 1.594 MB / 0.5137 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003797/0.2902, allocations: 79.44 kB / 0.6757 GB, free: 1.516 MB / 0.5137 GB Notification: Performance of NFTyping.typeComponents: time 0.003178/0.2934, allocations: 0.6677 MB / 0.6763 GB, free: 0.8438 MB / 0.5137 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Fluid/Sources.mo:734:36-735:54:writable] Warning: 'each' used when modifying non-array element m_flow. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Fluid/Sources.mo:732:36-733:54:writable] Warning: 'each' used when modifying non-array element m_flow. Notification: Performance of NFTyping.typeBindings: time 0.006937/0.3004, allocations: 1.857 MB / 0.6782 GB, free: 14.98 MB / 0.5294 GB Notification: Performance of NFTyping.typeClassSections: time 0.005152/0.3056, allocations: 1.578 MB / 0.6797 GB, free: 13.42 MB / 0.5294 GB Notification: Performance of NFFlatten.flatten: time 0.013/0.3186, allocations: 9.099 MB / 0.6886 GB, free: 4.297 MB / 0.5294 GB Notification: Performance of NFFlatten.resolveConnections: time 0.4273/0.7459, allocations: 5.392 MB / 0.6938 GB, free: 18.21 MB / 0.5294 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006701/0.7527, allocations: 2.733 MB / 0.6965 GB, free: 18.21 MB / 0.5294 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005684/0.7584, allocations: 2.338 MB / 0.6988 GB, free: 18.21 MB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.001141/0.7596, allocations: 156 kB / 0.699 GB, free: 18.21 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004707/0.7643, allocations: 1.131 MB / 0.7001 GB, free: 18.21 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.001646/0.766, allocations: 0.665 MB / 0.7007 GB, free: 18.21 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.002464/0.7685, allocations: 0.6463 MB / 0.7013 GB, free: 18.18 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.007912/0.7764, allocations: 3.823 MB / 0.7051 GB, free: 18.02 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 7.684e-06/0.7764, allocations: 3.969 kB / 0.7051 GB, free: 18.02 MB / 0.5294 GB Notification: Performance of FrontEnd: time 2.785e-06/0.7764, allocations: 0 / 0.7051 GB, free: 18.02 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0002245/0.7767, allocations: 0 / 0.7051 GB, free: 18.02 MB / 0.5294 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 396 * Number of variables: 396 Notification: Performance of Generate backend data structure: time 0.01218/0.7889, allocations: 3.977 MB / 0.709 GB, free: 16.28 MB / 0.5294 GB Notification: Performance of prepare preOptimizeDAE: time 5.646e-05/0.7889, allocations: 8.688 kB / 0.709 GB, free: 16.28 MB / 0.5294 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003908/0.7929, allocations: 0.5669 MB / 0.7095 GB, free: 16.09 MB / 0.5294 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00725/0.8001, allocations: 2.528 MB / 0.712 GB, free: 15.54 MB / 0.5294 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002459/0.8004, allocations: 143.7 kB / 0.7121 GB, free: 15.54 MB / 0.5294 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007288/0.8012, allocations: 192.7 kB / 0.7123 GB, free: 15.54 MB / 0.5294 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01717/0.8183, allocations: 5.548 MB / 0.7177 GB, free: 14.91 MB / 0.5294 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.07e-05/0.8184, allocations: 9.281 kB / 0.7177 GB, free: 14.91 MB / 0.5294 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002191/0.8187, allocations: 66.22 kB / 0.7178 GB, free: 14.91 MB / 0.5294 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.733e-05/0.8187, allocations: 46.03 kB / 0.7178 GB, free: 14.9 MB / 0.5294 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01571/0.8344, allocations: 5.18 MB / 0.7229 GB, free: 14.63 MB / 0.5294 GB 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 0.02162/0.8561, allocations: 12.3 MB / 0.7349 GB, free: 7.941 MB / 0.5294 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01399/0.8701, allocations: 4.708 MB / 0.7395 GB, free: 6.34 MB / 0.5294 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001817/0.872, allocations: 1.093 MB / 0.7406 GB, free: 6.176 MB / 0.5294 GB Notification: Performance of preOpt evalFunc (simulation): time 0.008684/0.8807, allocations: 4.07 MB / 0.7445 GB, free: 3.785 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01213/0.8929, allocations: 4.088 MB / 0.7485 GB, free: 2.18 MB / 0.5294 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.002971/0.8959, allocations: 469 kB / 0.749 GB, free: 1.957 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=98): time 7.194e-06/0.8959, allocations: 0 / 0.749 GB, free: 1.957 MB / 0.5294 GB Notification: Performance of matching and sorting (n=98): time 0.06276/0.9587, allocations: 18.19 MB / 0.7668 GB, free: 4.832 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001059/0.9588, allocations: 137.5 kB / 0.7669 GB, free: 4.668 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00497/0.9638, allocations: 2.955 MB / 0.7698 GB, free: 2.441 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 0.0007176/0.9646, allocations: 67.33 kB / 0.7698 GB, free: 2.391 MB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.00142/0.966, allocations: 1.416 MB / 0.7712 GB, free: 1.676 MB / 0.545 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006262/0.9666, allocations: 345.5 kB / 0.7715 GB, free: 1.387 MB / 0.545 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000139/0.9668, allocations: 24.75 kB / 0.7716 GB, free: 1.383 MB / 0.545 GB Notification: Performance of setup shared object (initialization): time 0.0001521/0.967, allocations: 366.2 kB / 0.7719 GB, free: 1.043 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005077/0.972, allocations: 2.067 MB / 0.7739 GB, free: 15.3 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006688/0.9788, allocations: 3.194 MB / 0.7771 GB, free: 12.18 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.005863/0.9847, allocations: 2.189 MB / 0.7792 GB, free: 10.39 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.518e-05/0.9847, allocations: 4 kB / 0.7792 GB, free: 10.39 MB / 0.5606 GB Notification: Performance of matching and sorting (n=185) (initialization): time 0.04212/1.027, allocations: 12.39 MB / 0.7913 GB, free: 14.97 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 0.0006278/1.028, allocations: 0.5 MB / 0.7918 GB, free: 14.35 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.526e-05/1.028, allocations: 12 kB / 0.7918 GB, free: 14.34 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.009708/1.037, allocations: 3.667 MB / 0.7954 GB, free: 10.96 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001544/1.039, allocations: 297.9 kB / 0.7957 GB, free: 10.7 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.09529/1.134, allocations: 28.95 MB / 0.8239 GB, free: 0.668 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006694/1.141, allocations: 0.9678 MB / 0.8249 GB, free: 15.72 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005174/1.141, allocations: 99.05 kB / 0.825 GB, free: 15.64 MB / 0.6075 GB Notification: Performance of prepare postOptimizeDAE: time 1.419e-05/1.141, allocations: 4 kB / 0.825 GB, free: 15.64 MB / 0.6075 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.00461/1.146, allocations: 2.553 MB / 0.8275 GB, free: 13.87 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.2e-05/1.146, allocations: 12 kB / 0.8275 GB, free: 13.86 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.00152/1.148, allocations: 0.5877 MB / 0.8281 GB, free: 13.35 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001016/1.149, allocations: 269.6 kB / 0.8283 GB, free: 13.11 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007275/1.156, allocations: 6.801 MB / 0.835 GB, free: 7.336 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004145/1.16, allocations: 463.7 kB / 0.8354 GB, free: 6.914 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002136/1.16, allocations: 73.48 kB / 0.8355 GB, free: 6.852 MB / 0.6075 GB Warning: Assuming fixed start value for the following 1 variables: pump.vol.dynBal.m:VARIABLE(min = max(0.0, 0.0) start = pump.vol.V * 995.586 unit = "kg" fixed = true protected = true ) "Mass of fluid" type: Real Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 51 * Number of states: 0 () * Number of discrete variables: 8 ($whenCondition1,$PRE.pulse.T_start,pulse.T_start,$PRE.pulse.count,pulse.count,from_dp.y,nRes.y,allowFlowReversal.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (126): * Single equations (assignments): 121 * 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: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 3 {1 40,1 3,1 1} Notification: Performance of prepare postOptimizeDAE: time 0.002033/1.162, allocations: 0.8375 MB / 0.8363 GB, free: 6.234 MB / 0.6075 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006543/1.163, allocations: 280.4 kB / 0.8366 GB, free: 5.957 MB / 0.6075 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0299/1.193, allocations: 9.909 MB / 0.8462 GB, free: 12.99 MB / 0.6231 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.247e-05/1.193, allocations: 8 kB / 0.8462 GB, free: 12.98 MB / 0.6231 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.328e-06/1.193, allocations: 0 / 0.8462 GB, free: 12.98 MB / 0.6231 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.02916/1.222, allocations: 9.591 MB / 0.8556 GB, free: 4.105 MB / 0.6231 GB 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 0.03531/1.258, allocations: 12.6 MB / 0.8679 GB, free: 8.418 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.025e-05/1.258, allocations: 0.875 kB / 0.8679 GB, free: 8.418 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001011/1.259, allocations: 169.2 kB / 0.8681 GB, free: 8.258 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.00853/1.267, allocations: 3.641 MB / 0.8716 GB, free: 4.605 MB / 0.6387 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002443/1.267, allocations: 36.45 kB / 0.8717 GB, free: 4.57 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.06627/1.334, allocations: 27.2 MB / 0.8982 GB, free: 9.094 MB / 0.67 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.018e-06/1.334, allocations: 0 / 0.8982 GB, free: 9.094 MB / 0.67 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03639/1.37, allocations: 12.3 MB / 0.9102 GB, free: 12.79 MB / 0.6856 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003069/1.373, allocations: 0.6182 MB / 0.9108 GB, free: 12.15 MB / 0.6856 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001101/1.374, allocations: 27.98 kB / 0.9109 GB, free: 12.12 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004267/1.379, allocations: 0.7176 MB / 0.9116 GB, free: 11.4 MB / 0.6856 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004377/1.379, allocations: 112.8 kB / 0.9117 GB, free: 11.29 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001524/1.379, allocations: 43.94 kB / 0.9117 GB, free: 11.25 MB / 0.6856 GB Notification: Performance of sorting global known variables: time 0.003344/1.383, allocations: 2.018 MB / 0.9137 GB, free: 9.238 MB / 0.6856 GB Notification: Performance of sort global known variables: time 2.91e-07/1.383, allocations: 0 / 0.9137 GB, free: 9.238 MB / 0.6856 GB Notification: Performance of remove unused functions: time 0.006967/1.39, allocations: 1.884 MB / 0.9155 GB, free: 7.352 MB / 0.6856 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 3 (pump.vol.dynBal.U,pump.vol.dynBal.m,hea.heaCoo.T) * Number of discrete variables: 3 ($whenCondition1,pulse.T_start,pulse.count) * Number of discrete states: 1 (pulse.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (62): * Single equations (assignments): 54 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 3 * When equations: 2 * 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: 0 * Non-linear torn systems: 3 {1 40,1 3,1 2} Notification: Performance of Backend phase and start with SimCode phase: time 0.001542/1.391, allocations: 490.9 kB / 0.916 GB, free: 6.93 MB / 0.6856 GB Notification: Performance of simCode: created initialization part: time 0.01539/1.407, allocations: 7.256 MB / 0.9231 GB, free: 15.63 MB / 0.7012 GB Notification: Performance of simCode: created event and clocks part: time 7.023e-06/1.407, allocations: 0 / 0.9231 GB, free: 15.63 MB / 0.7012 GB Notification: Performance of simCode: created simulation system equations: time 0.006581/1.413, allocations: 2.787 MB / 0.9258 GB, free: 12.83 MB / 0.7012 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.007712/1.421, allocations: 1.584 MB / 0.9273 GB, free: 11.27 MB / 0.7012 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01774/1.439, allocations: 7.953 MB / 0.9351 GB, free: 3.324 MB / 0.7012 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001908/1.441, allocations: 2.044 MB / 0.9371 GB, free: 1.246 MB / 0.7012 GB Notification: Performance of simCode: alias equations: time 0.003898/1.445, allocations: 0.6669 MB / 0.9378 GB, free: 0.582 MB / 0.7012 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005678/1.445, allocations: 199.4 kB / 0.938 GB, free: 396 kB / 0.7012 GB Notification: Performance of SimCode: time 2.455e-06/1.445, allocations: 0 / 0.938 GB, free: 396 kB / 0.7012 GB Notification: Performance of Templates: time 0.5037/1.949, allocations: 94.86 MB / 1.031 GB, free: 222.6 MB / 0.7169 GB make -j1 -f Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1.makefile Environment - environmentSimulation: (rm -f Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1.pipe ; mkfifo Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1.pipe >> ../files/Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1.sim & ./Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1 -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Fluid.Examples.Performance.Example1v1.pipe 2>&1) Environment - environmentSimulation: