Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 0.0002328/0.0002328, 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 0.0001825/0.0001825, 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 0.1038/0.1038, 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 0.08057/0.08057, 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.BalancedStepUp.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD",simflags="-abortSlowSimulation -alarm=240 -lv LOG_STATS") simulate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD",simflags="-abortSlowSimulation -alarm=240 -lv LOG_STATS") [Timeout 900] "Notification: Performance of FrontEnd - loaded program: time 1.072e-06/1.072e-06, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - Absyn->SCode: time 2.801e-05/2.909e-05, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01233/0.01236, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.instExpressions: time 0.007464/0.01982, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFInst.updateImplicitVariability: time 0.0005876/0.02041, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeComponents: time 0.0009721/0.02138, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeBindings: time 0.001967/0.02335, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFTyping.typeClassSections: time 0.001686/0.02504, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.flatten: time 0.003987/0.02902, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.resolveConnections: time 0.004708/0.03373, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFEvalConstants.evaluate: time 0.003907/0.03764, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFSimplifyModel.simplify: time 0.003007/0.04065, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFPackage.collectConstants: time 0.0004342/0.04108, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFFlatten.collectFunctions: time 0.0008087/0.04189, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFScalarize.scalarize: time 0.002037/0.04393, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFVerifyModel.verify: time 0.001687/0.04561, allocations: 0 / 0, free: 0 / 0 Notification: Performance of NFConvertDAE.convert: time 0.01047/0.05608, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd - DAE generated: time 0.0006075/0.05669, allocations: 0 / 0, free: 0 / 0 Notification: Performance of FrontEnd: time 2.425e-06/0.05669, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Transformations before backend: time 2.39e-05/0.05671, 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: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01171/0.06842, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare preOptimizeDAE: time 0.0001784/0.0686, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01148/0.08008, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evaluateParameters (simulation): time 0.005605/0.08569, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003086/0.086, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007564/0.08675, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt clockPartitioning (simulation): time 0.01569/0.1024, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt findStateOrder (simulation): time 8.58e-05/0.1025, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005389/0.1031, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004247/0.1035, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005906/0.1094, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01589/0.1253, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt comSubExp (simulation): time 0.002318/0.1276, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt resolveLoops (simulation): time 0.00135/0.129, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt evalFunc (simulation): time 0.0001201/0.1291, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.667e-05/0.1291, allocations: 0 / 0, free: 0 / 0 Notification: Performance of pre-optimization done (n=208): time 1.326e-05/0.1291, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : transformer.conv2.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.conv2.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 matching and sorting (n=211): time 0.01288/0.142, allocations: 0 / 0, free: 0 / 0 Notification: Performance of inlineWhenForInitialization (initialization): time 5.198e-05/0.1421, allocations: 0 / 0, free: 0 / 0 Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008458/0.1429, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectPreVariables (initialization): time 0.0002748/0.1432, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialEqns (initialization): time 0.0007799/0.144, allocations: 0 / 0, free: 0 / 0 Notification: Performance of collectInitialBindings (initialization): time 0.0005742/0.1445, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008998/0.1454, allocations: 0 / 0, free: 0 / 0 Notification: Performance of setup shared object (initialization): time 1.175e-05/0.1455, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008294/0.1463, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009979/0.1473, allocations: 0 / 0, free: 0 / 0 Notification: Performance of analyzeInitialSystem (initialization): time 0.002136/0.1494, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.905e-05/0.1495, 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.conv2.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.conv2.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 0.00593/0.1554, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 4.47e-05/0.1554, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.593e-05/0.1555, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.009038/0.1645, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002385/0.1669, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.009403/0.1763, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001512/0.1778, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003033/0.1781, allocations: 0 / 0, free: 0 / 0 Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001532/0.1796, allocations: 0 / 0, free: 0 / 0 Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001034/0.1807, allocations: 0 / 0, free: 0 / 0 Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003092/0.1838, allocations: 0 / 0, free: 0 / 0 Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.888e-05/0.1838, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ; line2.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ] = [ -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] ; -transformer.conv2.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] ] might be structurally or numerically singular for variable line2.v1_p[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 0.004439/0.1882, allocations: 0 / 0, free: 0 / 0 Notification: Performance of prepare postOptimizeDAE: time 4.785e-05/0.1883, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.38e-05/0.1883, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (initialization): time 0.001802/0.1901, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002616/0.1927, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005644/0.1984, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001849/0.2002, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003571/0.2006, 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.i1[2]) - line2.i3[2] - line2.i2[2] 0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.001366/0.2019, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005128/0.2025, allocations: 0 / 0, free: 0 / 0 Warning: The linear system: 1 : 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] 2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1] 3 : 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] 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.v2_p[1] ; line2.v1_p[1] ; line2.v1_n[1] ; line2.v2_n[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.conv2.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] ] 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 wrapFunctionCalls (simulation): time 0.005969/0.2084, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.161e-05/0.2085, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt constantLinearSystem (simulation): time 7.474e-06/0.2085, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.841e-05/0.2085, 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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_n[1] ; line2.v2_n[1] ; line2.v2_p[1] ; line2.v1_p[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] ; -transformer.conv2.V2[1] ] might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.009928/0.2184, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.641e-05/0.2184, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001826/0.2202, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt tearingSystem (simulation): time 0.006796/0.227, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002321/0.2273, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.008355/0.2356, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.094e-05/0.2356, 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.conv2.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.conv2.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 postOpt symbolicJacobian (simulation): time 0.005469/0.2411, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt removeConstants (simulation): time 0.001013/0.2421, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006387/0.2428, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001359/0.2441, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000695/0.2448, allocations: 0 / 0, free: 0 / 0 Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002495/0.2451, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sorting global known variables: time 0.0005461/0.2456, allocations: 0 / 0, free: 0 / 0 Notification: Performance of sort global known variables: time 5.067e-05/0.2457, allocations: 0 / 0, free: 0 / 0 Notification: Performance of remove unused functions: time 0.006091/0.2518, 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 0.001324/0.2531, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created initialization part: time 0.006209/0.2593, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created event and clocks part: time 6.521e-05/0.2594, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created simulation system equations: time 0.002208/0.2616, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003091/0.2646, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01007/0.2747, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001624/0.2763, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: alias equations: time 0.001757/0.2781, allocations: 0 / 0, free: 0 / 0 Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001095/0.2792, allocations: 0 / 0, free: 0 / 0 Notification: Performance of SimCode: time 5.755e-05/0.2793, allocations: 0 / 0, free: 0 / 0 Notification: Performance of Templates: time 0.009809/0.2891, allocations: 0 / 0, free: 0 / 0 " [Timeout remaining time 900] [Calling sys.exit(0), Time elapsed: 1.0181603990495205]