Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "[:1:22-1:33:writable] Warning: Modelica only supports 32-bit signed integers! Transforming: 13743895347 into a real Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0002788/0.0002788, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.0002319/0.0002319, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 0.1947/0.1947, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.1379/0.1379, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 180] Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: simulate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240 -lv LOG_STATS") simulate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240 -lv LOG_STATS") [Timeout 900] "Notification: Performance of FrontEnd - loaded program: time 2.415e-06/2.415e-06, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - Absyn->SCode: time 2.526e-05/2.767e-05, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.008409/0.008436, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instExpressions: time 0.005852/0.01429, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.updateImplicitVariability: time 0.0005609/0.01485, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeComponents: time 0.0007403/0.01559, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeBindings: time 0.001375/0.01696, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeClassSections: time 0.001148/0.01811, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.flatten: time 0.002375/0.02049, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.resolveConnections: time 0.002758/0.02324, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFEvalConstants.evaluate: time 0.00241/0.02566, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFSimplifyModel.simplify: time 0.001807/0.02746, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFPackage.collectConstants: time 0.0003068/0.02777, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.collectFunctions: time 0.0006211/0.02839, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFScalarize.scalarize: time 0.001352/0.02974, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFVerifyModel.verify: time 0.001034/0.03078, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFConvertDAE.convert: time 0.003315/0.03409, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - DAE generated: time 0.0003987/0.03449, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd: time 2.024e-06/0.03449, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Transformations before backend: time 3.707e-05/0.03453, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.00441/0.03894, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare preOptimizeDAE: time 0.0001542/0.03909, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003399/0.04249, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evaluateParameters (simulation): time 0.001697/0.04419, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001914/0.04438, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004459/0.04483, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt clockPartitioning (simulation): time 0.005545/0.05037, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt findStateOrder (simulation): time 5.032e-05/0.05042, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003526/0.05077, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002899/0.05106, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002281/0.05334, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01155/0.0649, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt comSubExp (simulation): time 0.00165/0.06655, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt resolveLoops (simulation): time 0.0009347/0.06748, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evalFunc (simulation): time 9.572e-05/0.06758, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.346e-05/0.06762, allocations: 0 / 0, free: 0 / 0 Notification: Performance of pre-optimization done (n=208): time 8.256e-06/0.06763, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ] = [ -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=211): time 0.008519/0.07615, allocations: 0 / 0, free: 0 / 0 Notification: Performance of inlineWhenForInitialization (initialization): time 6.747e-05/0.07622, allocations: 0 / 0, free: 0 / 0 Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000846/0.07706, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectPreVariables (initialization): time 0.0002404/0.0773, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialEqns (initialization): time 0.0006012/0.0779, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialBindings (initialization): time 0.0003799/0.07828, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006726/0.07896, allocations: 0 / 0, free: 0 / 0 Notification: Performance of setup shared object (initialization): time 1.47e-05/0.07897, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006185/0.07959, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008124/0.0804, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization): time 0.001682/0.08208, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.46e-05/0.08211, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 2 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , 1.0 , -1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; -1.0 , 1.0 , 0.0 , 0.0 ] * [ line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ] = [ line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -transformer.conv1.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=350) (initialization): time 0.004229/0.08634, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 2.631e-05/0.08636, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.42e-05/0.08639, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.004603/0.09099, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00137/0.09236, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007022/0.09938, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001345/0.1007, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003729/0.1011, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001739/0.1028, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001131/0.104, allocations: 0 / 0, free: 0 / 0 Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002627/0.1066, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.053e-05/0.1066, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v3_n[2] ; line2.v3_p[2] ; line2.v1_p[2] ; line2.v1_n[2] ] = [ -transformer.conv3.V2[2] ; line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1] ; -loadRL.load3.v[2] ; line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ] might be structurally or numerically singular for variable line2.v1_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of matching and sorting (n=350) (initialization_lambda0): time 0.003401/0.11, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 2.79e-05/0.1101, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.396e-05/0.1101, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.001217/0.1113, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001486/0.1128, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004572/0.1174, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001411/0.1188, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003614/0.1191, allocations: 0 / 0, free: 0 / 0 Warning: Assuming fixed start value for the following 2 variables: node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true ) \"Voltage vector\" type: Real [3,2] Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system: 0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2] 0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1]. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 119 * 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 (294): * Single equations (assignments): 292 * 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 {(1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001054/0.1202, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003354/0.1205, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003654/0.1242, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.331e-05/0.1242, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt constantLinearSystem (simulation): time 9.538e-06/0.1242, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.486e-05/0.1242, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] [ 1.0 , 0.0 , 0.0 , -1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , 1.0 , -1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.007231/0.1315, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.194e-05/0.1315, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009245/0.1324, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (simulation): time 0.00368/0.1361, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001836/0.1363, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005956/0.1422, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.177e-06/0.1422, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2] 3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1] 4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2] [ -1.0 , 0.0 , 0.0 , 1.0 ; 0.0 , 0.0 , -1.0 , 1.0 ; 0.0 , -1.0 , 1.0 , 0.0 ; 1.0 , -1.0 , 0.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[1] ; line2.v2_n[1] ] = [ -transformer.conv1.V2[1] ; line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ; -loadRL.load1.v[1] ; line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003547/0.1458, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeConstants (simulation): time 0.0007504/0.1465, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004524/0.147, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007745/0.1477, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007305/0.1485, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001436/0.1486, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sorting global known variables: time 0.0004523/0.1491, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sort global known variables: time 4.422e-05/0.1491, allocations: 0 / 0, free: 0 / 0 Notification: Performance of remove unused functions: time 0.003672/0.1528, allocations: 0 / 0, free: 0 / 0 Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 28 * 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 (158): * Single equations (assignments): 156 * 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 {(1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001321/0.1541, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created initialization part: time 0.005189/0.1593, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created event and clocks part: time 8.416e-06/0.1593, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created simulation system equations: time 0.002035/0.1613, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002642/0.164, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.009908/0.1739, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00151/0.1754, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: alias equations: time 0.001667/0.1771, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009889/0.1781, allocations: 0 / 0, free: 0 / 0 Notification: Performance of SimCode: time 6.846e-05/0.1781, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Templates: time 0.01271/0.1908, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 900] [Calling sys.exit(0), Time elapsed: 1.024100985378027]