Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.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.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource,tolerance=1e-05,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource") translateModel(Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource,tolerance=1e-05,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource") [/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 0.1859/0.1879, allocations: 80.84 MB / 0.6706 GB, free: 2.027 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource): time 0.004264/0.1923, allocations: 2.989 MB / 0.6736 GB, free: 15.02 MB / 0.5137 GB Notification: Performance of NFInst.instExpressions: time 0.002633/0.1949, allocations: 1.847 MB / 0.6754 GB, free: 13.16 MB / 0.5137 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001363/0.1951, allocations: 7.938 kB / 0.6754 GB, free: 13.15 MB / 0.5137 GB Notification: Performance of NFTyping.typeComponents: time 0.0007944/0.1959, allocations: 227 kB / 0.6756 GB, free: 12.93 MB / 0.5137 GB Notification: Performance of NFTyping.typeBindings: time 0.00049/0.1964, allocations: 207 kB / 0.6758 GB, free: 12.73 MB / 0.5137 GB Notification: Performance of NFTyping.typeClassSections: time 0.0006417/0.197, allocations: 259.3 kB / 0.676 GB, free: 12.47 MB / 0.5137 GB Notification: Performance of NFFlatten.flatten: time 0.0004777/0.1975, allocations: 378.8 kB / 0.6764 GB, free: 12.1 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003879/0.1979, allocations: 209.8 kB / 0.6766 GB, free: 11.89 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0002709/0.1982, allocations: 159.5 kB / 0.6767 GB, free: 11.73 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.000391/0.1986, allocations: 187.3 kB / 0.6769 GB, free: 11.55 MB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 5.233e-05/0.1987, allocations: 24 kB / 0.6769 GB, free: 11.53 MB / 0.5137 GB Notification: Performance of NFFlatten.collectFunctions: time 0.000431/0.1991, allocations: 263.5 kB / 0.6772 GB, free: 11.27 MB / 0.5137 GB Notification: Performance of NFScalarize.scalarize: time 0.0001257/0.1993, allocations: 99.66 kB / 0.6773 GB, free: 11.17 MB / 0.5137 GB Notification: Performance of NFVerifyModel.verify: time 0.0001541/0.1994, allocations: 139.3 kB / 0.6774 GB, free: 11.04 MB / 0.5137 GB Notification: Performance of NFConvertDAE.convert: time 0.0006684/0.2001, allocations: 466.5 kB / 0.6779 GB, free: 10.58 MB / 0.5137 GB Notification: Performance of FrontEnd - DAE generated: time 5.019e-06/0.2001, allocations: 0 / 0.6779 GB, free: 10.58 MB / 0.5137 GB Notification: Performance of FrontEnd: time 1.963e-06/0.2001, allocations: 3.938 kB / 0.6779 GB, free: 10.57 MB / 0.5137 GB Notification: Performance of Transformations before backend: time 1.098e-05/0.2001, allocations: 0 / 0.6779 GB, free: 10.57 MB / 0.5137 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 56 * Number of variables: 56 Notification: Performance of Generate backend data structure: time 0.001584/0.2017, allocations: 0.6331 MB / 0.6785 GB, free: 9.887 MB / 0.5137 GB Notification: Performance of prepare preOptimizeDAE: time 4.174e-05/0.2018, allocations: 8.031 kB / 0.6785 GB, free: 9.879 MB / 0.5137 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007735/0.2026, allocations: 92.47 kB / 0.6786 GB, free: 9.789 MB / 0.5137 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003849/0.203, allocations: 291.4 kB / 0.6789 GB, free: 9.465 MB / 0.5137 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.27e-05/0.203, allocations: 12.81 kB / 0.6789 GB, free: 9.453 MB / 0.5137 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.647e-05/0.2031, allocations: 24.31 kB / 0.6789 GB, free: 9.43 MB / 0.5137 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007681/0.2038, allocations: 414.9 kB / 0.6793 GB, free: 8.992 MB / 0.5137 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.069e-05/0.2039, allocations: 4 kB / 0.6793 GB, free: 8.988 MB / 0.5137 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.261e-05/0.2039, allocations: 7.984 kB / 0.6793 GB, free: 8.98 MB / 0.5137 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.72e-05/0.2039, allocations: 32.3 kB / 0.6793 GB, free: 8.945 MB / 0.5137 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008126/0.2048, allocations: 384.8 kB / 0.6797 GB, free: 8.57 MB / 0.5137 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001727/0.2065, allocations: 1.395 MB / 0.6811 GB, free: 7.098 MB / 0.5137 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001113/0.2076, allocations: 461.1 kB / 0.6815 GB, free: 6.629 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000398/0.208, allocations: 197.5 kB / 0.6817 GB, free: 6.43 MB / 0.5137 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001533/0.2082, allocations: 93.03 kB / 0.6818 GB, free: 6.32 MB / 0.5137 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005086/0.2087, allocations: 274.5 kB / 0.682 GB, free: 6.035 MB / 0.5137 GB Notification: Performance of pre-optimization done (n=27): time 2.434e-06/0.2087, allocations: 0 / 0.682 GB, free: 6.035 MB / 0.5137 GB Notification: Performance of matching and sorting (n=28): time 0.001821/0.2106, allocations: 0.7452 MB / 0.6828 GB, free: 5.262 MB / 0.5137 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.71e-05/0.2106, allocations: 89.05 kB / 0.6829 GB, free: 5.156 MB / 0.5137 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002365/0.2109, allocations: 224.9 kB / 0.6831 GB, free: 4.922 MB / 0.5137 GB Notification: Performance of collectPreVariables (initialization): time 4.095e-05/0.2109, allocations: 29.7 kB / 0.6831 GB, free: 4.887 MB / 0.5137 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001334/0.2111, allocations: 168.3 kB / 0.6833 GB, free: 4.719 MB / 0.5137 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001032/0.2112, allocations: 94.64 kB / 0.6834 GB, free: 4.625 MB / 0.5137 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001256/0.2113, allocations: 61.7 kB / 0.6834 GB, free: 4.559 MB / 0.5137 GB Notification: Performance of setup shared object (initialization): time 0.000128/0.2114, allocations: 338.8 kB / 0.6837 GB, free: 4.219 MB / 0.5137 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004054/0.2119, allocations: 177 kB / 0.6839 GB, free: 4.043 MB / 0.5137 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004168/0.2123, allocations: 245.3 kB / 0.6841 GB, free: 3.773 MB / 0.5137 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008157/0.2131, allocations: 459.6 kB / 0.6846 GB, free: 3.289 MB / 0.5137 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.776e-06/0.2131, allocations: 7.938 kB / 0.6846 GB, free: 3.281 MB / 0.5137 GB Notification: Performance of matching and sorting (n=39) (initialization): time 0.001119/0.2143, allocations: 0.5358 MB / 0.6851 GB, free: 2.73 MB / 0.5137 GB Notification: Performance of prepare postOptimizeDAE: time 4.536e-05/0.2143, allocations: 33.7 kB / 0.6851 GB, free: 2.691 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.233e-05/0.2143, allocations: 4 kB / 0.6851 GB, free: 2.688 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0002557/0.2146, allocations: 40.81 kB / 0.6852 GB, free: 2.645 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003863/0.215, allocations: 79.88 kB / 0.6853 GB, free: 2.566 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001463/0.2165, allocations: 1.615 MB / 0.6868 GB, free: 0.8086 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000319/0.2168, allocations: 43.8 kB / 0.6869 GB, free: 0.7656 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.544e-05/0.2168, allocations: 20 kB / 0.6869 GB, free: 0.7461 MB / 0.5137 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0004522/0.2173, allocations: 280.3 kB / 0.6872 GB, free: 480 kB / 0.5137 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0004019/0.2177, allocations: 246.2 kB / 0.6874 GB, free: 200 kB / 0.5137 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0007682/0.2185, allocations: 442.1 kB / 0.6878 GB, free: 15.73 MB / 0.5294 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.647e-06/0.2185, allocations: 0 / 0.6878 GB, free: 15.73 MB / 0.5294 GB Notification: Performance of matching and sorting (n=39) (initialization_lambda0): time 0.001081/0.2196, allocations: 0.5072 MB / 0.6883 GB, free: 15.2 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 3.079e-05/0.2196, allocations: 33.98 kB / 0.6883 GB, free: 15.16 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.338e-06/0.2197, allocations: 4 kB / 0.6883 GB, free: 15.16 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001555/0.2198, allocations: 48.81 kB / 0.6884 GB, free: 15.11 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004336/0.2203, allocations: 79.81 kB / 0.6885 GB, free: 15.03 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001347/0.2216, allocations: 1.599 MB / 0.69 GB, free: 13.29 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002947/0.2219, allocations: 47.69 kB / 0.6901 GB, free: 13.24 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.128e-05/0.222, allocations: 15.98 kB / 0.6901 GB, free: 13.22 MB / 0.5294 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 10 * Number of states: 0 () * Number of discrete variables: 5 (load.count,$PRE.load.count,load.T_start,$PRE.load.T_start,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (36): * Single equations (assignments): 34 * Array equations: 0 * Algorithm blocks: 1 * 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): 1 system {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0001765/0.2221, allocations: 208.2 kB / 0.6903 GB, free: 13.01 MB / 0.5294 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.208e-05/0.2222, allocations: 23.72 kB / 0.6903 GB, free: 12.99 MB / 0.5294 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001006/0.2232, allocations: 468.4 kB / 0.6908 GB, free: 12.52 MB / 0.5294 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.794e-06/0.2232, allocations: 4.141 kB / 0.6908 GB, free: 12.52 MB / 0.5294 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.256e-06/0.2232, allocations: 0 / 0.6908 GB, free: 12.52 MB / 0.5294 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.943e-06/0.2233, allocations: 8.031 kB / 0.6908 GB, free: 12.51 MB / 0.5294 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007017/0.224, allocations: 0.5701 MB / 0.6913 GB, free: 11.88 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.494e-06/0.224, allocations: 4 kB / 0.6913 GB, free: 11.87 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003507/0.2243, allocations: 75.95 kB / 0.6914 GB, free: 11.8 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001279/0.2245, allocations: 36.83 kB / 0.6914 GB, free: 11.76 MB / 0.5294 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.402e-05/0.2245, allocations: 15.92 kB / 0.6915 GB, free: 11.74 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001107/0.2256, allocations: 1.519 MB / 0.6929 GB, free: 10.08 MB / 0.5294 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.714e-06/0.2257, allocations: 4.031 kB / 0.6929 GB, free: 10.07 MB / 0.5294 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0009291/0.2266, allocations: 0.538 MB / 0.6935 GB, free: 9.508 MB / 0.5294 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001488/0.2267, allocations: 128.7 kB / 0.6936 GB, free: 9.363 MB / 0.5294 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.863e-05/0.2268, allocations: 8 kB / 0.6936 GB, free: 9.355 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002841/0.2271, allocations: 43.94 kB / 0.6936 GB, free: 9.312 MB / 0.5294 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001203/0.2272, allocations: 31.91 kB / 0.6937 GB, free: 9.281 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.501e-05/0.2272, allocations: 8 kB / 0.6937 GB, free: 9.273 MB / 0.5294 GB Notification: Performance of sorting global known variables: time 0.0001669/0.2274, allocations: 176.5 kB / 0.6938 GB, free: 9.102 MB / 0.5294 GB Notification: Performance of sort global known variables: time 1.7e-07/0.2274, allocations: 0 / 0.6938 GB, free: 9.102 MB / 0.5294 GB Notification: Performance of remove unused functions: time 0.0006181/0.228, allocations: 124 kB / 0.694 GB, free: 8.98 MB / 0.5294 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 3 ($whenCondition1,load.T_start,load.count) * Number of discrete states: 1 (load.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (28): * Single equations (assignments): 25 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0001771/0.2282, allocations: 115.2 kB / 0.6941 GB, free: 8.859 MB / 0.5294 GB Notification: Performance of simCode: created initialization part: time 0.001879/0.2301, allocations: 0.9727 MB / 0.695 GB, free: 7.836 MB / 0.5294 GB Notification: Performance of simCode: created event and clocks part: time 4.138e-06/0.2301, allocations: 0 / 0.695 GB, free: 7.836 MB / 0.5294 GB Notification: Performance of simCode: created simulation system equations: time 0.0005676/0.2307, allocations: 328 kB / 0.6953 GB, free: 7.504 MB / 0.5294 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004395/0.2312, allocations: 56.33 kB / 0.6954 GB, free: 7.449 MB / 0.5294 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001581/0.2328, allocations: 0.7249 MB / 0.6961 GB, free: 6.695 MB / 0.5294 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003535/0.2331, allocations: 0.7839 MB / 0.6969 GB, free: 5.887 MB / 0.5294 GB Notification: Performance of simCode: alias equations: time 0.0002763/0.2334, allocations: 102.2 kB / 0.697 GB, free: 5.789 MB / 0.5294 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 9.99e-05/0.2335, allocations: 31.42 kB / 0.697 GB, free: 5.758 MB / 0.5294 GB Notification: Performance of SimCode: time 2.014e-06/0.2335, allocations: 0 / 0.697 GB, free: 5.758 MB / 0.5294 GB Notification: Performance of Templates: time 0.009543/0.2431, allocations: 4.566 MB / 0.7015 GB, free: 1.207 MB / 0.5294 GB make -j1 -f Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.makefile (rm -f Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe ; mkfifo Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe >> ../files/Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.sim & ./Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe 2>&1)