Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.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: "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DY",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DY",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001546/0.001546, allocations: 104.3 kB / 16.27 MB, free: 6.414 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001779/0.001779, allocations: 188.9 kB / 17.2 MB, free: 5.949 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.327/1.327, allocations: 222.9 MB / 240.9 MB, free: 15.27 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7289/0.7289, allocations: 122.9 MB / 413.9 MB, free: 15.86 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001298/0.001299, allocations: 71.88 kB / 0.4912 GB, free: 7.328 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3514/0.3528, allocations: 77.93 MB / 0.5673 GB, free: 32.81 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY): time 0.01886/0.3717, allocations: 18.15 MB / 0.5851 GB, free: 20.7 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.00932/0.381, allocations: 6.799 MB / 0.5917 GB, free: 15.36 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001187/0.3822, allocations: 61.28 kB / 0.5917 GB, free: 15.35 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.003241/0.3855, allocations: 1.57 MB / 0.5933 GB, free: 14.12 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 0.002869/0.3884, allocations: 1.456 MB / 0.5947 GB, free: 12.97 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.002627/0.391, allocations: 1.27 MB / 0.5959 GB, free: 11.98 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.004913/0.3959, allocations: 5.609 MB / 0.6014 GB, free: 7.801 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.006157/0.4021, allocations: 7.58 MB / 0.6088 GB, free: 180 kB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.003596/0.4057, allocations: 2.443 MB / 0.6112 GB, free: 13.72 MB / 462.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.003578/0.4093, allocations: 3.058 MB / 0.6142 GB, free: 10.66 MB / 462.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0007799/0.4101, allocations: 0.5352 MB / 0.6147 GB, free: 10.12 MB / 462.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.002403/0.4125, allocations: 1.295 MB / 0.616 GB, free: 8.824 MB / 462.1 MB Notification: Performance of NFScalarize.scalarize: time 0.00233/0.4149, allocations: 2.32 MB / 0.6182 GB, free: 6.5 MB / 462.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002665/0.4176, allocations: 2.261 MB / 0.6205 GB, free: 4.23 MB / 462.1 MB Notification: Performance of NFConvertDAE.convert: time 0.007837/0.4254, allocations: 8.04 MB / 0.6283 GB, free: 12.17 MB / 478.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.939e-06/0.4254, allocations: 0 / 0.6283 GB, free: 12.17 MB / 478.1 MB Notification: Performance of FrontEnd: time 1.633e-06/0.4255, allocations: 0 / 0.6283 GB, free: 12.17 MB / 478.1 MB Notification: Performance of Transformations before backend: time 0.0001807/0.4256, allocations: 0 / 0.6283 GB, free: 12.17 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: 1023 * Number of variables: 1023 Notification: Performance of Generate backend data structure: time 0.007914/0.4336, allocations: 3.909 MB / 0.6321 GB, free: 8.195 MB / 478.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.346e-05/0.4336, allocations: 12.03 kB / 0.6321 GB, free: 8.184 MB / 478.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0008166/0.4345, allocations: 0.555 MB / 0.6327 GB, free: 7.621 MB / 478.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01273/0.4472, allocations: 2.427 MB / 0.6351 GB, free: 5.188 MB / 478.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0045/0.4517, allocations: 2.218 MB / 0.6372 GB, free: 2.926 MB / 478.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000203/0.4519, allocations: 283.5 kB / 0.6375 GB, free: 2.648 MB / 478.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000822/0.4528, allocations: 356 kB / 0.6378 GB, free: 2.301 MB / 478.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01475/0.4675, allocations: 7.358 MB / 0.645 GB, free: 10.82 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 8.233e-05/0.4677, allocations: 7.938 kB / 0.645 GB, free: 10.81 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004989/0.4682, allocations: 156 kB / 0.6452 GB, free: 10.66 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005074/0.4687, allocations: 330.3 kB / 0.6455 GB, free: 10.34 MB / 494.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01599/0.4847, allocations: 7.177 MB / 0.6525 GB, free: 3.148 MB / 494.1 MB 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 0.0383/0.523, allocations: 28.23 MB / 0.6801 GB, free: 4.512 MB / 0.5137 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008098/0.5311, allocations: 4.178 MB / 0.6841 GB, free: 116 kB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005509/0.5367, allocations: 2.339 MB / 0.6864 GB, free: 13.76 MB / 0.5294 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003488/0.5371, allocations: 139 kB / 0.6866 GB, free: 13.61 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.312e-05/0.5371, allocations: 60.5 kB / 0.6866 GB, free: 13.54 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=198): time 4.218e-06/0.5372, allocations: 0 / 0.6866 GB, free: 13.54 MB / 0.5294 GB Notification: Performance of matching and sorting (n=257): time 0.1034/0.6405, allocations: 30.27 MB / 0.7162 GB, free: 15.2 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001145/0.6407, allocations: 243.5 kB / 0.7164 GB, free: 14.92 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002334/0.643, allocations: 1.443 MB / 0.7178 GB, free: 13.46 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0004623/0.6435, allocations: 69.7 kB / 0.7179 GB, free: 13.39 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009563/0.6445, allocations: 1.54 MB / 0.7194 GB, free: 11.83 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.001115/0.6456, allocations: 0.8781 MB / 0.7202 GB, free: 10.94 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001434/0.647, allocations: 0.6198 MB / 0.7209 GB, free: 10.31 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 8.92e-05/0.6471, allocations: 301.1 kB / 0.7211 GB, free: 10.01 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005699/0.6529, allocations: 2.576 MB / 0.7237 GB, free: 7.426 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006284/0.6592, allocations: 3.451 MB / 0.727 GB, free: 3.594 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01205/0.6712, allocations: 6.156 MB / 0.733 GB, free: 13.03 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.516e-05/0.6713, allocations: 8 kB / 0.733 GB, free: 13.02 MB / 0.5762 GB Notification: Performance of matching and sorting (n=398) (initialization): time 0.02735/0.6987, allocations: 10.22 MB / 0.743 GB, free: 2.738 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 4.325e-05/0.6987, allocations: 20 kB / 0.743 GB, free: 2.719 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.429e-05/0.6988, allocations: 24 kB / 0.7431 GB, free: 2.695 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.2837/0.9825, allocations: 5.369 MB / 0.7483 GB, free: 152.4 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004601/0.9872, allocations: 0.9957 MB / 0.7493 GB, free: 152.4 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03928/1.027, allocations: 23.56 MB / 0.7723 GB, free: 142.6 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00431/1.031, allocations: 0.5764 MB / 0.7728 GB, free: 142.5 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003921/1.031, allocations: 147.2 kB / 0.773 GB, free: 142.5 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006927/1.038, allocations: 3.914 MB / 0.7768 GB, free: 141.1 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0052/1.043, allocations: 3.421 MB / 0.7801 GB, free: 138.7 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01003/1.053, allocations: 6.077 MB / 0.7861 GB, free: 134.9 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.55e-05/1.054, allocations: 8 kB / 0.7861 GB, free: 134.8 MB / 0.5762 GB Notification: Performance of matching and sorting (n=398) (initialization_lambda0): time 0.01904/1.073, allocations: 8.583 MB / 0.7945 GB, free: 126.3 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 3.752e-05/1.073, allocations: 16 kB / 0.7945 GB, free: 126.3 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.255e-05/1.073, allocations: 24 kB / 0.7945 GB, free: 126.3 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01148/1.084, allocations: 3.322 MB / 0.7978 GB, free: 122.9 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004815/1.089, allocations: 1.139 MB / 0.7989 GB, free: 121.8 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01777/1.107, allocations: 12.76 MB / 0.8113 GB, free: 109 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004397/1.111, allocations: 0.5573 MB / 0.8119 GB, free: 108.4 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003437/1.112, allocations: 147.9 kB / 0.812 GB, free: 108.3 MB / 0.5762 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 (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 {(6,42,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,42)} Notification: Performance of prepare postOptimizeDAE: time 0.0008811/1.113, allocations: 370.5 kB / 0.8124 GB, free: 107.9 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005082/1.113, allocations: 185.8 kB / 0.8125 GB, free: 107.7 MB / 0.5762 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02187/1.135, allocations: 9.788 MB / 0.8221 GB, free: 97.89 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.313e-05/1.135, allocations: 30.3 kB / 0.8221 GB, free: 97.86 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.092e-05/1.135, allocations: 12 kB / 0.8221 GB, free: 97.85 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.941e-05/1.135, allocations: 11.95 kB / 0.8222 GB, free: 97.84 MB / 0.5762 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02811/1.163, allocations: 15.11 MB / 0.8369 GB, free: 82.59 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.082e-05/1.163, allocations: 12 kB / 0.8369 GB, free: 82.57 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002988/1.166, allocations: 0.7258 MB / 0.8376 GB, free: 81.85 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01584/1.182, allocations: 5.044 MB / 0.8426 GB, free: 76.79 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000495/1.183, allocations: 71.95 kB / 0.8426 GB, free: 76.72 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02899/1.212, allocations: 22.36 MB / 0.8645 GB, free: 54.08 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.446e-06/1.212, allocations: 15.94 kB / 0.8645 GB, free: 54.07 MB / 0.5762 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02058/1.232, allocations: 9.297 MB / 0.8736 GB, free: 44.58 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001494/1.234, allocations: 0.6932 MB / 0.8742 GB, free: 43.87 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003826/1.234, allocations: 56 kB / 0.8743 GB, free: 43.82 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003156/1.237, allocations: 0.507 MB / 0.8748 GB, free: 43.31 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006748/1.238, allocations: 218.3 kB / 0.875 GB, free: 43.09 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001774/1.238, allocations: 87.95 kB / 0.8751 GB, free: 43.01 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.001181/1.239, allocations: 1.024 MB / 0.8761 GB, free: 41.98 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1.8e-07/1.239, allocations: 0 / 0.8761 GB, free: 41.98 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.004768/1.244, allocations: 1.77 MB / 0.8778 GB, free: 40.21 MB / 0.5762 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 (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 {(6,42,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,42)} Notification: Performance of Backend phase and start with SimCode phase: time 0.02035/1.265, allocations: 9.96 MB / 0.8875 GB, free: 30.05 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.0257/1.29, allocations: 12.97 MB / 0.9002 GB, free: 17.05 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 9.378e-06/1.29, allocations: 0 / 0.9002 GB, free: 17.05 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.008833/1.299, allocations: 4.138 MB / 0.9042 GB, free: 12.89 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001825/1.301, allocations: 271.4 kB / 0.9045 GB, free: 12.64 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.09029/1.391, allocations: 42.34 MB / 0.9458 GB, free: 440 kB / 0.6075 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003879/1.395, allocations: 2.847 MB / 0.9486 GB, free: 13.55 MB / 0.6231 GB Notification: Performance of simCode: alias equations: time 0.005653/1.401, allocations: 1.668 MB / 0.9503 GB, free: 11.88 MB / 0.6231 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00208/1.403, allocations: 1.233 MB / 0.9515 GB, free: 10.64 MB / 0.6231 GB Notification: Performance of SimCode: time 7.52e-07/1.403, allocations: 0 / 0.9515 GB, free: 10.64 MB / 0.6231 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.423/1.826, allocations: 94.08 MB / 1.043 GB, free: 195.4 MB / 0.6544 GB Notification: Performance of buildModelFMU: Generate platform static: time 12.53/14.36, allocations: 16.05 kB / 1.043 GB, free: 195.4 MB / 0.6544 GB (rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.sim & python3 -m fmpy simulate --output-file IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DY.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.pipe 2>&1)