Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DY.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo) Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DY,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DY",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DY,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DY",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.613/1.613, allocations: 288.4 MB / 303.6 MB, free: 8.199 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001565/0.001565, allocations: 171 kB / 372.2 MB, free: 10.11 MB / 298.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.534/1.534, allocations: 205.4 MB / 0.631 GB, free: 9.898 MB / 458.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.00102/0.00102, allocations: 98.3 kB / 0.7444 GB, free: 5.797 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.000426/0.0004262, allocations: 15.81 kB / 0.8676 GB, free: 141.7 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.202/0.2024, allocations: 115.3 MB / 0.9802 GB, free: 27.21 MB / 0.6198 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DY): time 0.01447/0.2169, allocations: 16.55 MB / 0.9964 GB, free: 10.59 MB / 0.6198 GB Notification: Performance of NFInst.instExpressions: time 0.008875/0.2258, allocations: 6.481 MB / 1.003 GB, free: 4.098 MB / 0.6198 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001786/0.2277, allocations: 43.88 kB / 1.003 GB, free: 4.055 MB / 0.6198 GB Notification: Performance of NFTyping.typeComponents: time 0.001402/0.2291, allocations: 393.2 kB / 1.003 GB, free: 3.668 MB / 0.6198 GB Notification: Performance of NFTyping.typeBindings: time 0.00336/0.2325, allocations: 1.241 MB / 1.004 GB, free: 2.422 MB / 0.6198 GB Notification: Performance of NFTyping.typeClassSections: time 0.003598/0.2361, allocations: 0.8321 MB / 1.005 GB, free: 1.59 MB / 0.6198 GB Notification: Performance of NFFlatten.flatten: time 0.00864/0.2448, allocations: 6.7 MB / 1.012 GB, free: 10.88 MB / 0.6355 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01389/0.2587, allocations: 8.797 MB / 1.02 GB, free: 1.98 MB / 0.6355 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003733/0.2624, allocations: 1.756 MB / 1.022 GB, free: 224 kB / 0.6355 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004636/0.2671, allocations: 2.688 MB / 1.025 GB, free: 13.52 MB / 0.6511 GB Notification: Performance of NFPackage.collectConstants: time 0.001226/0.2684, allocations: 247.9 kB / 1.025 GB, free: 13.28 MB / 0.6511 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003241/0.2716, allocations: 1.131 MB / 1.026 GB, free: 12.15 MB / 0.6511 GB Notification: Performance of NFScalarize.scalarize: time 0.003308/0.2749, allocations: 1.941 MB / 1.028 GB, free: 10.2 MB / 0.6511 GB Notification: Performance of NFVerifyModel.verify: time 0.004352/0.2793, allocations: 1.783 MB / 1.03 GB, free: 8.406 MB / 0.6511 GB Notification: Performance of NFConvertDAE.convert: time 0.007845/0.2872, allocations: 6.764 MB / 1.036 GB, free: 1.625 MB / 0.6511 GB Notification: Performance of FrontEnd - DAE generated: time 5.35e-06/0.2872, allocations: 0 / 1.036 GB, free: 1.625 MB / 0.6511 GB Notification: Performance of FrontEnd: time 2.575e-06/0.2872, allocations: 0 / 1.036 GB, free: 1.625 MB / 0.6511 GB Notification: Performance of Transformations before backend: time 0.000273/0.2875, allocations: 4 kB / 1.036 GB, free: 1.621 MB / 0.6511 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1034 * Number of variables: 1034 Notification: Performance of Generate backend data structure: time 0.008154/0.2957, allocations: 3.18 MB / 1.039 GB, free: 14.38 MB / 0.6667 GB Notification: Performance of prepare preOptimizeDAE: time 4.716e-05/0.2958, allocations: 8.031 kB / 1.039 GB, free: 14.37 MB / 0.6667 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001892/0.2977, allocations: 0.5709 MB / 1.04 GB, free: 13.79 MB / 0.6667 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01225/0.3099, allocations: 2.364 MB / 1.042 GB, free: 11.42 MB / 0.6667 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005109/0.3151, allocations: 2.21 MB / 1.044 GB, free: 9.168 MB / 0.6667 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000287/0.3154, allocations: 283.6 kB / 1.045 GB, free: 8.891 MB / 0.6667 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001368/0.3168, allocations: 368 kB / 1.045 GB, free: 8.531 MB / 0.6667 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01842/0.3352, allocations: 7.328 MB / 1.052 GB, free: 1.078 MB / 0.6667 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001619/0.3354, allocations: 7.844 kB / 1.052 GB, free: 1.07 MB / 0.6667 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001208/0.3366, allocations: 156 kB / 1.052 GB, free: 0.918 MB / 0.6667 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005526/0.3372, allocations: 338.4 kB / 1.053 GB, free: 0.5859 MB / 0.6667 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01753/0.3547, allocations: 7.119 MB / 1.06 GB, free: 9.457 MB / 0.6823 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 0.4765/0.8313, allocations: 28.25 MB / 1.087 GB, free: 65.66 MB / 0.6823 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008799/0.8401, allocations: 4.164 MB / 1.091 GB, free: 63.64 MB / 0.6823 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005971/0.8462, allocations: 2.34 MB / 1.093 GB, free: 62.96 MB / 0.6823 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000326/0.8465, allocations: 133.1 kB / 1.094 GB, free: 62.86 MB / 0.6823 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.981e-05/0.8466, allocations: 58.75 kB / 1.094 GB, free: 62.8 MB / 0.6823 GB Notification: Performance of pre-optimization done (n=198): time 4.588e-06/0.8466, allocations: 0 / 1.094 GB, free: 62.8 MB / 0.6823 GB Notification: Performance of matching and sorting (n=257): time 0.1004/0.947, allocations: 30.46 MB / 1.123 GB, free: 50.03 MB / 0.6823 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.617e-05/0.9471, allocations: 246.5 kB / 1.124 GB, free: 49.77 MB / 0.6823 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001715/0.9488, allocations: 1.445 MB / 1.125 GB, free: 48.99 MB / 0.6823 GB Notification: Performance of collectPreVariables (initialization): time 0.0003914/0.9492, allocations: 66.3 kB / 1.125 GB, free: 48.93 MB / 0.6823 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005693/0.9498, allocations: 1.565 MB / 1.127 GB, free: 47.56 MB / 0.6823 GB Notification: Performance of collectInitialBindings (initialization): time 0.0005824/0.9504, allocations: 0.878 MB / 1.128 GB, free: 46.8 MB / 0.6823 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001916/0.9506, allocations: 66.11 kB / 1.128 GB, free: 46.76 MB / 0.6823 GB Notification: Performance of setup shared object (initialization): time 0.0001252/0.9507, allocations: 435.9 kB / 1.128 GB, free: 46.36 MB / 0.6823 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004833/0.9556, allocations: 2.527 MB / 1.13 GB, free: 45.07 MB / 0.6823 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005005/0.9606, allocations: 3.426 MB / 1.134 GB, free: 42.62 MB / 0.6823 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009833/0.9705, allocations: 6.112 MB / 1.14 GB, free: 36.27 MB / 0.6823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.191e-05/0.9705, allocations: 8 kB / 1.14 GB, free: 36.26 MB / 0.6823 GB Notification: Performance of matching and sorting (n=398) (initialization): time 0.02362/0.9941, allocations: 10.24 MB / 1.15 GB, free: 25.95 MB / 0.6823 GB Notification: Performance of prepare postOptimizeDAE: time 0.0004601/0.9946, allocations: 0.881 MB / 1.151 GB, free: 24.68 MB / 0.6823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.829e-05/0.9947, allocations: 28 kB / 1.151 GB, free: 24.66 MB / 0.6823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01946/1.014, allocations: 5.671 MB / 1.156 GB, free: 18.97 MB / 0.6823 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003959/1.018, allocations: 0.9828 MB / 1.157 GB, free: 17.99 MB / 0.6823 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03406/1.052, allocations: 21.6 MB / 1.178 GB, free: 12.16 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004919/1.057, allocations: 0.5458 MB / 1.179 GB, free: 11.61 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00081/1.058, allocations: 144 kB / 1.179 GB, free: 11.47 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 1.164e-05/1.058, allocations: 4 kB / 1.179 GB, free: 11.46 MB / 0.698 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0227/1.081, allocations: 8.42 MB / 1.187 GB, free: 2.996 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001019/1.081, allocations: 24.06 kB / 1.187 GB, free: 2.973 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01386/1.095, allocations: 3.544 MB / 1.191 GB, free: 15.42 MB / 0.7136 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005066/1.1, allocations: 1.135 MB / 1.192 GB, free: 14.29 MB / 0.7136 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02093/1.121, allocations: 11.8 MB / 1.203 GB, free: 2.348 MB / 0.7136 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004023/1.125, allocations: 0.5225 MB / 1.204 GB, free: 1.824 MB / 0.7136 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005465/1.125, allocations: 156 kB / 1.204 GB, free: 1.672 MB / 0.7136 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 121 * 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 (304): * Single equations (assignments): 302 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(6,100.0%) 42} * Non-linear torn systems: 1 {6 42} Notification: Performance of prepare postOptimizeDAE: time 0.002937/1.128, allocations: 1.628 MB / 1.206 GB, free: 32 kB / 0.7136 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006804/1.129, allocations: 197.8 kB / 1.206 GB, free: 15.83 MB / 0.7292 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02541/1.155, allocations: 9.812 MB / 1.215 GB, free: 5.969 MB / 0.7292 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.028e-05/1.155, allocations: 28 kB / 1.215 GB, free: 5.941 MB / 0.7292 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.167e-05/1.155, allocations: 8 kB / 1.215 GB, free: 5.934 MB / 0.7292 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.883e-05/1.155, allocations: 15.95 kB / 1.215 GB, free: 5.918 MB / 0.7292 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0333/1.188, allocations: 15.22 MB / 1.23 GB, free: 6.551 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.863e-05/1.188, allocations: 8 kB / 1.23 GB, free: 6.543 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003358/1.191, allocations: 0.7299 MB / 1.231 GB, free: 5.812 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01966/1.211, allocations: 5.334 MB / 1.236 GB, free: 476 kB / 0.7448 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004972/1.212, allocations: 75.95 kB / 1.236 GB, free: 400 kB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03374/1.245, allocations: 20.43 MB / 1.256 GB, free: 11.69 MB / 0.7761 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.279e-05/1.246, allocations: 15.88 kB / 1.256 GB, free: 11.68 MB / 0.7761 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0245/1.27, allocations: 9.36 MB / 1.265 GB, free: 2.121 MB / 0.7761 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001676/1.272, allocations: 0.6975 MB / 1.266 GB, free: 1.402 MB / 0.7761 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006235/1.272, allocations: 55.98 kB / 1.266 GB, free: 1.348 MB / 0.7761 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003465/1.276, allocations: 0.5031 MB / 1.267 GB, free: 0.8438 MB / 0.7761 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007262/1.277, allocations: 221.8 kB / 1.267 GB, free: 0.6328 MB / 0.7761 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002955/1.277, allocations: 95.94 kB / 1.267 GB, free: 0.5391 MB / 0.7761 GB Notification: Performance of sorting global known variables: time 0.001483/1.278, allocations: 1.01 MB / 1.268 GB, free: 15.53 MB / 0.7917 GB Notification: Performance of sort global known variables: time 1.6e-07/1.278, allocations: 0 / 1.268 GB, free: 15.53 MB / 0.7917 GB Notification: Performance of remove unused functions: time 0.006095/1.285, allocations: 1.758 MB / 1.27 GB, free: 13.77 MB / 0.7917 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 40 * 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 (162): * Single equations (assignments): 160 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(6,100.0%) 42} * Non-linear torn systems: 1 {6 42} Notification: Performance of Backend phase and start with SimCode phase: time 0.02428/1.309, allocations: 10.02 MB / 1.279 GB, free: 3.543 MB / 0.7917 GB Notification: Performance of simCode: created initialization part: time 0.02642/1.335, allocations: 11.3 MB / 1.29 GB, free: 8.188 MB / 0.8073 GB Notification: Performance of simCode: created event and clocks part: time 1.105e-05/1.335, allocations: 1.938 kB / 1.29 GB, free: 8.188 MB / 0.8073 GB Notification: Performance of simCode: created simulation system equations: time 0.01047/1.346, allocations: 4.123 MB / 1.294 GB, free: 4.035 MB / 0.8073 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004036/1.35, allocations: 279.4 kB / 1.295 GB, free: 3.766 MB / 0.8073 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.07241/1.422, allocations: 29.28 MB / 1.323 GB, free: 5.41 MB / 0.8386 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004171/1.427, allocations: 2.86 MB / 1.326 GB, free: 2.516 MB / 0.8386 GB Notification: Performance of simCode: alias equations: time 0.005692/1.432, allocations: 1.664 MB / 1.328 GB, free: 0.8477 MB / 0.8386 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002034/1.434, allocations: 1.237 MB / 1.329 GB, free: 15.62 MB / 0.8542 GB Notification: Performance of SimCode: time 7.31e-07/1.434, allocations: 0 / 1.329 GB, free: 15.62 MB / 0.8542 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 1.075/2.509, allocations: 90.67 MB / 1.417 GB, free: 5.32 MB / 0.9323 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0003776/2.509, allocations: 289.7 kB / 1.418 GB, free: 4.961 MB / 0.9323 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.846/6.355, allocations: 0 / 1.418 GB, free: 4.961 MB / 0.9323 GB (rm -f Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DY.pipe ; mkfifo Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DY.pipe ; head -c 1048576 < Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DY.pipe >> ../files/Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DY.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DY_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DY.fmu > Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DY.pipe 2>&1)