Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.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/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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(Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource") translateModel(Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001113/0.001113, allocations: 106.9 kB / 16.35 MB, free: 5.879 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001177/0.001177, allocations: 191 kB / 17.29 MB, free: 5.516 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.452/1.452, allocations: 205.1 MB / 223.2 MB, free: 12.24 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.927/1.927, allocations: 292.3 MB / 0.5496 GB, free: 17.51 MB / 462.1 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 0.001461/0.001462, allocations: 67.89 kB / 0.6729 GB, free: 5.828 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2434/0.2449, allocations: 114.6 MB / 0.7848 GB, free: 3.164 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource): time 0.004544/0.2495, allocations: 3.035 MB / 0.7877 GB, free: 108 kB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.3967/0.6462, allocations: 1.764 MB / 0.7895 GB, free: 46.84 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001706/0.6464, allocations: 8.875 kB / 0.7895 GB, free: 46.84 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.0008268/0.6473, allocations: 232.6 kB / 0.7897 GB, free: 46.83 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.0005159/0.6478, allocations: 200.2 kB / 0.7899 GB, free: 46.82 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.0007324/0.6486, allocations: 248.8 kB / 0.7901 GB, free: 46.81 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.0004125/0.649, allocations: 393.9 kB / 0.7905 GB, free: 46.79 MB / 0.6544 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003736/0.6494, allocations: 219.4 kB / 0.7907 GB, free: 46.79 MB / 0.6544 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0002449/0.6496, allocations: 157 kB / 0.7909 GB, free: 46.77 MB / 0.6544 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0003146/0.65, allocations: 185.2 kB / 0.791 GB, free: 46.75 MB / 0.6544 GB Notification: Performance of NFPackage.collectConstants: time 4.647e-05/0.65, allocations: 24.06 kB / 0.7911 GB, free: 46.75 MB / 0.6544 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0005566/0.6506, allocations: 255.8 kB / 0.7913 GB, free: 46.74 MB / 0.6544 GB Notification: Performance of NFScalarize.scalarize: time 0.0001098/0.6507, allocations: 94.11 kB / 0.7914 GB, free: 46.73 MB / 0.6544 GB Notification: Performance of NFVerifyModel.verify: time 0.0001635/0.6509, allocations: 151.4 kB / 0.7915 GB, free: 46.69 MB / 0.6544 GB Notification: Performance of NFConvertDAE.convert: time 0.0005131/0.6514, allocations: 470.7 kB / 0.792 GB, free: 46.63 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 5.24e-06/0.6514, allocations: 0 / 0.792 GB, free: 46.63 MB / 0.6544 GB Notification: Performance of FrontEnd: time 1.562e-06/0.6514, allocations: 0 / 0.792 GB, free: 46.63 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 7.464e-06/0.6514, allocations: 0 / 0.792 GB, free: 46.63 MB / 0.6544 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 57 * Number of variables: 57 Notification: Performance of Generate backend data structure: time 0.001162/0.6526, allocations: 0.6435 MB / 0.7926 GB, free: 46.15 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.601e-05/0.6526, allocations: 7.344 kB / 0.7926 GB, free: 46.15 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007588/0.6534, allocations: 98.56 kB / 0.7927 GB, free: 46.13 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003391/0.6538, allocations: 282.2 kB / 0.793 GB, free: 45.91 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.209e-05/0.6538, allocations: 18.66 kB / 0.793 GB, free: 45.91 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.759e-05/0.6539, allocations: 16.91 kB / 0.793 GB, free: 45.91 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007505/0.6546, allocations: 420.5 kB / 0.7934 GB, free: 45.82 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.901e-05/0.6546, allocations: 0.625 kB / 0.7934 GB, free: 45.82 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.508e-05/0.6547, allocations: 7.469 kB / 0.7934 GB, free: 45.82 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.441e-05/0.6547, allocations: 25.05 kB / 0.7934 GB, free: 45.81 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008147/0.6556, allocations: 395.4 kB / 0.7938 GB, free: 45.81 MB / 0.6544 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001634/0.6572, allocations: 1.603 MB / 0.7954 GB, free: 44.74 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001001/0.6582, allocations: 464.8 kB / 0.7958 GB, free: 44.69 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003669/0.6586, allocations: 188.1 kB / 0.796 GB, free: 44.68 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001372/0.6588, allocations: 91.27 kB / 0.7961 GB, free: 44.58 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005105/0.6593, allocations: 269.2 kB / 0.7964 GB, free: 44.52 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=27): time 2.044e-06/0.6593, allocations: 0 / 0.7964 GB, free: 44.52 MB / 0.6544 GB Notification: Performance of matching and sorting (n=28): time 0.001889/0.6612, allocations: 0.7386 MB / 0.7971 GB, free: 44.32 MB / 0.6544 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.232e-05/0.6612, allocations: 84.45 kB / 0.7972 GB, free: 44.22 MB / 0.6544 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002184/0.6615, allocations: 228 kB / 0.7974 GB, free: 44.11 MB / 0.6544 GB Notification: Performance of collectPreVariables (initialization): time 3.461e-05/0.6615, allocations: 36.27 kB / 0.7974 GB, free: 44.08 MB / 0.6544 GB Notification: Performance of collectInitialEqns (initialization): time 0.000112/0.6616, allocations: 163.3 kB / 0.7976 GB, free: 43.97 MB / 0.6544 GB Notification: Performance of collectInitialBindings (initialization): time 7.805e-05/0.6617, allocations: 90.64 kB / 0.7977 GB, free: 43.91 MB / 0.6544 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001384/0.6619, allocations: 70.91 kB / 0.7977 GB, free: 43.89 MB / 0.6544 GB Notification: Performance of setup shared object (initialization): time 0.0001002/0.662, allocations: 338.5 kB / 0.798 GB, free: 43.57 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004238/0.6624, allocations: 175.5 kB / 0.7982 GB, free: 43.57 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004406/0.6628, allocations: 245.2 kB / 0.7984 GB, free: 43.48 MB / 0.6544 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008435/0.6637, allocations: 453.5 kB / 0.7989 GB, free: 43.36 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.755e-06/0.6637, allocations: 3.75 kB / 0.7989 GB, free: 43.36 MB / 0.6544 GB Notification: Performance of matching and sorting (n=39) (initialization): time 0.001091/0.6648, allocations: 0.5354 MB / 0.7994 GB, free: 43.2 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 3.611e-05/0.6649, allocations: 33.31 kB / 0.7994 GB, free: 43.16 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.726e-06/0.6649, allocations: 6.656 kB / 0.7994 GB, free: 43.16 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0002488/0.6651, allocations: 41.42 kB / 0.7995 GB, free: 43.15 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004136/0.6655, allocations: 82.66 kB / 0.7996 GB, free: 43.14 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001307/0.6669, allocations: 1.615 MB / 0.8011 GB, free: 41.65 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003479/0.6672, allocations: 51.86 kB / 0.8012 GB, free: 41.63 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.401e-05/0.6673, allocations: 12.5 kB / 0.8012 GB, free: 41.63 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.000492/0.6678, allocations: 273.9 kB / 0.8015 GB, free: 41.49 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0004059/0.6682, allocations: 242.6 kB / 0.8017 GB, free: 41.34 MB / 0.6544 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0007834/0.669, allocations: 437.5 kB / 0.8021 GB, free: 41.11 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.763e-06/0.669, allocations: 0 / 0.8021 GB, free: 41.11 MB / 0.6544 GB Notification: Performance of matching and sorting (n=39) (initialization_lambda0): time 0.001121/0.6701, allocations: 0.5045 MB / 0.8026 GB, free: 40.91 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 2.951e-05/0.6702, allocations: 42.28 kB / 0.8026 GB, free: 40.88 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.238e-06/0.6702, allocations: 0.5156 kB / 0.8026 GB, free: 40.88 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0001518/0.6703, allocations: 39.12 kB / 0.8027 GB, free: 40.86 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003766/0.6707, allocations: 79.95 kB / 0.8028 GB, free: 40.86 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001208/0.6719, allocations: 1.612 MB / 0.8043 GB, free: 39.36 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003224/0.6723, allocations: 42.27 kB / 0.8044 GB, free: 39.35 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.319e-05/0.6723, allocations: 21.27 kB / 0.8044 GB, free: 39.34 MB / 0.6544 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 0.0001809/0.6725, allocations: 194.8 kB / 0.8046 GB, free: 39.16 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.701e-05/0.6726, allocations: 25.16 kB / 0.8046 GB, free: 39.14 MB / 0.6544 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001186/0.6738, allocations: 477.7 kB / 0.8051 GB, free: 38.96 MB / 0.6544 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.284e-06/0.6738, allocations: 3.312 kB / 0.8051 GB, free: 38.96 MB / 0.6544 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.171e-06/0.6738, allocations: 4.312 kB / 0.8051 GB, free: 38.96 MB / 0.6544 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.983e-06/0.6738, allocations: 1.172 kB / 0.8051 GB, free: 38.96 MB / 0.6544 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007596/0.6746, allocations: 0.5728 MB / 0.8056 GB, free: 38.54 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.332e-06/0.6746, allocations: 3.109 kB / 0.8056 GB, free: 38.54 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004307/0.675, allocations: 71.95 kB / 0.8057 GB, free: 38.54 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001366/0.6752, allocations: 38.91 kB / 0.8057 GB, free: 38.53 MB / 0.6544 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.539e-05/0.6752, allocations: 7 kB / 0.8057 GB, free: 38.53 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001011/0.6762, allocations: 1.516 MB / 0.8072 GB, free: 37.07 MB / 0.6544 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.056e-06/0.6762, allocations: 4.312 kB / 0.8072 GB, free: 37.07 MB / 0.6544 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001117/0.6774, allocations: 0.5397 MB / 0.8078 GB, free: 36.79 MB / 0.6544 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001525/0.6775, allocations: 132 kB / 0.8079 GB, free: 36.66 MB / 0.6544 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.405e-05/0.6776, allocations: 16.11 kB / 0.8079 GB, free: 36.65 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003233/0.6779, allocations: 33.92 kB / 0.8079 GB, free: 36.65 MB / 0.6544 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001354/0.678, allocations: 34.12 kB / 0.808 GB, free: 36.64 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.975e-05/0.6781, allocations: 7.188 kB / 0.808 GB, free: 36.64 MB / 0.6544 GB Notification: Performance of sorting global known variables: time 0.000183/0.6783, allocations: 176 kB / 0.8081 GB, free: 36.54 MB / 0.6544 GB Notification: Performance of sort global known variables: time 1.1e-07/0.6783, allocations: 0.6875 kB / 0.8081 GB, free: 36.54 MB / 0.6544 GB Notification: Performance of remove unused functions: time 0.0007617/0.679, allocations: 130.5 kB / 0.8083 GB, free: 36.52 MB / 0.6544 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 0.0001819/0.6792, allocations: 117.8 kB / 0.8084 GB, free: 36.42 MB / 0.6544 GB Notification: Performance of simCode: created initialization part: time 0.002059/0.6813, allocations: 0.9798 MB / 0.8093 GB, free: 35.89 MB / 0.6544 GB Notification: Performance of simCode: created event and clocks part: time 4.328e-06/0.6813, allocations: 1.062 kB / 0.8093 GB, free: 35.89 MB / 0.6544 GB Notification: Performance of simCode: created simulation system equations: time 0.000666/0.682, allocations: 329 kB / 0.8096 GB, free: 35.73 MB / 0.6544 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006193/0.6826, allocations: 51.94 kB / 0.8097 GB, free: 35.71 MB / 0.6544 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001627/0.6843, allocations: 0.6133 MB / 0.8103 GB, free: 35.37 MB / 0.6544 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003053/0.6846, allocations: 0.787 MB / 0.8111 GB, free: 34.65 MB / 0.6544 GB Notification: Performance of simCode: alias equations: time 0.0003109/0.6849, allocations: 90.89 kB / 0.8111 GB, free: 34.65 MB / 0.6544 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001021/0.685, allocations: 30.31 kB / 0.8112 GB, free: 34.64 MB / 0.6544 GB Notification: Performance of SimCode: time 8.11e-07/0.685, allocations: 0 / 0.8112 GB, free: 34.64 MB / 0.6544 GB Notification: Performance of Templates: time 0.01112/0.6961, allocations: 4.512 MB / 0.8156 GB, free: 34.45 MB / 0.6544 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.makefile (rm -f Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.sim & ./Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource -abortSlowSimulation -alarm=480 -s gbode -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.OnePhase.Sources.Examples.VariablePowerSource.pipe 2>&1)