Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY") translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001661/0.001661, allocations: 96.84 kB / 16.63 MB, free: 6.824 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001602/0.001602, allocations: 189.9 kB / 17.57 MB, free: 5.934 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.39/1.39, allocations: 222.9 MB / 241.2 MB, free: 15.46 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.8439/0.8439, allocations: 125.3 MB / 416.7 MB, free: 13.76 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001843/0.001843, allocations: 67.89 kB / 0.4943 GB, free: 4.719 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3892/0.391, allocations: 78.56 MB / 0.571 GB, free: 31.43 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY): time 0.02101/0.4121, allocations: 19.5 MB / 0.5901 GB, free: 17.86 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.01255/0.4247, allocations: 7.165 MB / 0.5971 GB, free: 12.25 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002953/0.4277, allocations: 52.5 kB / 0.5971 GB, free: 12.24 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.004674/0.4325, allocations: 1.757 MB / 0.5988 GB, free: 10.91 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.004622/0.4371, allocations: 1.43 MB / 0.6002 GB, free: 9.754 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.00332/0.4404, allocations: 1.206 MB / 0.6014 GB, free: 8.555 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.005633/0.4461, allocations: 5.903 MB / 0.6072 GB, free: 2.641 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.01562/0.4617, allocations: 10.42 MB / 0.6174 GB, free: 8.148 MB / 462.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.005618/0.4674, allocations: 2.626 MB / 0.6199 GB, free: 5.516 MB / 462.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.006895/0.4743, allocations: 3.421 MB / 0.6233 GB, free: 2.086 MB / 462.1 MB Notification: Performance of NFPackage.collectConstants: time 0.002329/0.4767, allocations: 0.5742 MB / 0.6238 GB, free: 1.512 MB / 462.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.004512/0.4812, allocations: 1.33 MB / 0.6251 GB, free: 184 kB / 462.1 MB Notification: Performance of NFScalarize.scalarize: time 0.00517/0.4865, allocations: 2.46 MB / 0.6275 GB, free: 13.71 MB / 478.1 MB Notification: Performance of NFVerifyModel.verify: time 0.005593/0.4921, allocations: 2.405 MB / 0.6299 GB, free: 11.3 MB / 478.1 MB Notification: Performance of NFConvertDAE.convert: time 0.01203/0.5041, allocations: 7.37 MB / 0.6371 GB, free: 3.914 MB / 478.1 MB Notification: Performance of FrontEnd - DAE generated: time 9.988e-06/0.5042, allocations: 0 / 0.6371 GB, free: 3.914 MB / 478.1 MB Notification: Performance of FrontEnd: time 2.925e-06/0.5042, allocations: 0 / 0.6371 GB, free: 3.914 MB / 478.1 MB Notification: Performance of Transformations before backend: time 0.0003169/0.5045, allocations: 0 / 0.6371 GB, free: 3.914 MB / 478.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1094 * Number of variables: 1094 Notification: Performance of Generate backend data structure: time 0.01328/0.5178, allocations: 4.094 MB / 0.6411 GB, free: 15.76 MB / 494.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.212e-05/0.5179, allocations: 8.031 kB / 0.6411 GB, free: 15.75 MB / 494.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01424/0.5322, allocations: 2.454 MB / 0.6435 GB, free: 13.29 MB / 494.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006108/0.5383, allocations: 2.3 MB / 0.6457 GB, free: 10.95 MB / 494.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000356/0.5387, allocations: 300.3 kB / 0.646 GB, free: 10.65 MB / 494.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00178/0.5405, allocations: 391.8 kB / 0.6464 GB, free: 10.27 MB / 494.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0202/0.5607, allocations: 7.694 MB / 0.6539 GB, free: 2.453 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 7.979e-05/0.5608, allocations: 7.938 kB / 0.6539 GB, free: 2.445 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005405/0.5614, allocations: 168 kB / 0.6541 GB, free: 2.281 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005426/0.5619, allocations: 346.7 kB / 0.6544 GB, free: 1.941 MB / 494.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0193/0.5812, allocations: 7.311 MB / 0.6615 GB, free: 10.62 MB / 0.4981 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 0.04517/0.6265, allocations: 28.98 MB / 0.6898 GB, free: 11.17 MB / 0.5294 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00781/0.6343, allocations: 3.663 MB / 0.6934 GB, free: 7.344 MB / 0.5294 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005012/0.6393, allocations: 2.011 MB / 0.6954 GB, free: 5.316 MB / 0.5294 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002598/0.6396, allocations: 130.3 kB / 0.6955 GB, free: 5.168 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.585e-05/0.6397, allocations: 55.81 kB / 0.6956 GB, free: 5.105 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=176): time 3.687e-06/0.6397, allocations: 0 / 0.6956 GB, free: 5.105 MB / 0.5294 GB Notification: Performance of matching and sorting (n=221): time 0.08638/0.7261, allocations: 24.99 MB / 0.72 GB, free: 12.02 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001674/0.7263, allocations: 235.6 kB / 0.7202 GB, free: 11.74 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002755/0.7291, allocations: 1.652 MB / 0.7218 GB, free: 10.07 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0005036/0.7296, allocations: 61.7 kB / 0.7219 GB, free: 10.01 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.001452/0.731, allocations: 1.74 MB / 0.7236 GB, free: 8.242 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.001105/0.7322, allocations: 0.7626 MB / 0.7243 GB, free: 7.469 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00124/0.7334, allocations: 0.6431 MB / 0.7249 GB, free: 6.816 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 0.0001426/0.7336, allocations: 305.1 kB / 0.7252 GB, free: 6.516 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006016/0.7396, allocations: 2.49 MB / 0.7276 GB, free: 4.016 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007175/0.7468, allocations: 3.585 MB / 0.7311 GB, free: 15.93 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01291/0.7597, allocations: 6.186 MB / 0.7372 GB, free: 9.25 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.471e-05/0.7598, allocations: 12 kB / 0.7372 GB, free: 9.238 MB / 0.5762 GB Notification: Performance of matching and sorting (n=400) (initialization): time 0.3239/1.084, allocations: 9.991 MB / 0.747 GB, free: 148 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 6.404e-05/1.084, allocations: 20.7 kB / 0.747 GB, free: 148 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.27e-05/1.084, allocations: 34.47 kB / 0.747 GB, free: 148 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02221/1.106, allocations: 5.169 MB / 0.7521 GB, free: 148 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004637/1.111, allocations: 1.039 MB / 0.7531 GB, free: 148 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03379/1.145, allocations: 21.1 MB / 0.7737 GB, free: 138.8 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004493/1.149, allocations: 0.5957 MB / 0.7743 GB, free: 138.6 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004679/1.15, allocations: 164.7 kB / 0.7744 GB, free: 138.5 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006764/1.156, allocations: 3.904 MB / 0.7782 GB, free: 136.4 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005223/1.162, allocations: 3.548 MB / 0.7817 GB, free: 133.7 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.009838/1.172, allocations: 6.125 MB / 0.7877 GB, free: 129.4 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.352e-05/1.172, allocations: 8 kB / 0.7877 GB, free: 129.4 MB / 0.5762 GB Notification: Performance of matching and sorting (n=400) (initialization_lambda0): time 0.01908/1.191, allocations: 8.451 MB / 0.7959 GB, free: 121 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 3.235e-05/1.191, allocations: 20 kB / 0.796 GB, free: 121 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.537e-05/1.191, allocations: 36 kB / 0.796 GB, free: 121 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01175/1.203, allocations: 3.223 MB / 0.7991 GB, free: 117.7 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004751/1.207, allocations: 1.151 MB / 0.8003 GB, free: 116.6 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01627/1.224, allocations: 11.46 MB / 0.8115 GB, free: 105.1 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004311/1.228, allocations: 0.5691 MB / 0.812 GB, free: 104.5 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003631/1.228, allocations: 160 kB / 0.8122 GB, free: 104.4 MB / 0.5762 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 159 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (330): * Single equations (assignments): 328 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(6,30,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,30)} Notification: Performance of prepare postOptimizeDAE: time 0.0008031/1.229, allocations: 385.3 kB / 0.8125 GB, free: 104 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004937/1.23, allocations: 205.4 kB / 0.8127 GB, free: 103.8 MB / 0.5762 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02085/1.251, allocations: 8.711 MB / 0.8212 GB, free: 95.1 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.113e-05/1.251, allocations: 20.88 kB / 0.8213 GB, free: 95.08 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.644e-05/1.251, allocations: 12 kB / 0.8213 GB, free: 95.07 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.46e-05/1.251, allocations: 7.969 kB / 0.8213 GB, free: 95.06 MB / 0.5762 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02734/1.278, allocations: 14.55 MB / 0.8355 GB, free: 80.36 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.811e-05/1.278, allocations: 8 kB / 0.8355 GB, free: 80.35 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002977/1.281, allocations: 0.7143 MB / 0.8362 GB, free: 79.64 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01587/1.297, allocations: 4.831 MB / 0.8409 GB, free: 74.79 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004638/1.297, allocations: 67.95 kB / 0.841 GB, free: 74.73 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02667/1.324, allocations: 19.96 MB / 0.8605 GB, free: 54.48 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.494e-06/1.324, allocations: 11.94 kB / 0.8605 GB, free: 54.46 MB / 0.5762 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02057/1.345, allocations: 8.784 MB / 0.8691 GB, free: 45.55 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001373/1.346, allocations: 0.6577 MB / 0.8697 GB, free: 44.88 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004466/1.347, allocations: 44 kB / 0.8697 GB, free: 44.83 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003225/1.35, allocations: 0.4992 MB / 0.8702 GB, free: 44.33 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005778/1.35, allocations: 189.5 kB / 0.8704 GB, free: 44.15 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000185/1.351, allocations: 75.95 kB / 0.8705 GB, free: 44.07 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.001311/1.352, allocations: 1.114 MB / 0.8716 GB, free: 42.96 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1.6e-07/1.352, allocations: 0 / 0.8716 GB, free: 42.96 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.005134/1.357, allocations: 1.749 MB / 0.8733 GB, free: 41.21 MB / 0.5762 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (154): * Single equations (assignments): 152 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(6,30,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,30)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0003691/1.357, allocations: 179.6 kB / 0.8734 GB, free: 41.04 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.02543/1.383, allocations: 12.23 MB / 0.8854 GB, free: 28.8 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 9.799e-06/1.383, allocations: 0 / 0.8854 GB, free: 28.8 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.008611/1.392, allocations: 3.828 MB / 0.8891 GB, free: 24.95 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00195/1.394, allocations: 284.3 kB / 0.8894 GB, free: 24.69 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01653/1.41, allocations: 10.81 MB / 0.8999 GB, free: 13.77 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002518/1.413, allocations: 3.01 MB / 0.9029 GB, free: 10.71 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001057/1.414, allocations: 215.3 kB / 0.9031 GB, free: 10.5 MB / 0.5762 GB Notification: Performance of SimCode: time 9.42e-07/1.414, allocations: 0 / 0.9031 GB, free: 10.5 MB / 0.5762 GB Notification: Performance of Templates: time 0.4002/1.814, allocations: 92.23 MB / 0.9932 GB, free: 210.7 MB / 0.6544 GB make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY.makefile (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY.pipe 2>&1)