Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.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/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001346/0.001346, allocations: 115 kB / 16.42 MB, free: 6.488 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001406/0.001406, allocations: 185.7 kB / 17.35 MB, free: 5.762 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.385/1.385, allocations: 222.9 MB / 241.1 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.563/2.563, allocations: 437 MB / 0.7112 GB, free: 4.387 MB / 0.5762 GB Notification: Performance of FrontEnd - loaded program: time 0.001527/0.001528, allocations: 71.77 kB / 1.019 GB, free: 9.328 MB / 0.795 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9356/0.9371, allocations: 151.6 MB / 1.167 GB, free: 3.809 MB / 0.8887 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02354/0.9607, allocations: 18.19 MB / 1.185 GB, free: 1.551 MB / 0.9044 GB Notification: Performance of NFInst.instExpressions: time 0.0122/0.9729, allocations: 6.797 MB / 1.192 GB, free: 10.73 MB / 0.92 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001915/0.9749, allocations: 55.88 kB / 1.192 GB, free: 10.68 MB / 0.92 GB Notification: Performance of NFTyping.typeComponents: time 0.003864/0.9788, allocations: 1.469 MB / 1.193 GB, free: 9.203 MB / 0.92 GB Notification: Performance of NFTyping.typeBindings: time 0.003976/0.9828, allocations: 1.447 MB / 1.195 GB, free: 7.75 MB / 0.92 GB Notification: Performance of NFTyping.typeClassSections: time 0.00338/0.9861, allocations: 1.26 MB / 1.196 GB, free: 6.488 MB / 0.92 GB Notification: Performance of NFFlatten.flatten: time 0.006588/0.9928, allocations: 5.449 MB / 1.201 GB, free: 1.027 MB / 0.92 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007902/1.001, allocations: 7.064 MB / 1.208 GB, free: 9.855 MB / 0.9356 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004095/1.005, allocations: 2.373 MB / 1.21 GB, free: 7.477 MB / 0.9356 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004929/1.01, allocations: 2.949 MB / 1.213 GB, free: 4.52 MB / 0.9356 GB Notification: Performance of NFPackage.collectConstants: time 0.0009088/1.011, allocations: 0.5117 MB / 1.214 GB, free: 4.008 MB / 0.9356 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002995/1.014, allocations: 1.268 MB / 1.215 GB, free: 2.738 MB / 0.9356 GB Notification: Performance of NFScalarize.scalarize: time 0.003155/1.017, allocations: 2.242 MB / 1.217 GB, free: 0.4922 MB / 0.9356 GB Notification: Performance of NFVerifyModel.verify: time 0.003465/1.02, allocations: 2.167 MB / 1.219 GB, free: 14.32 MB / 0.9512 GB Notification: Performance of NFConvertDAE.convert: time 0.01156/1.032, allocations: 7.727 MB / 1.227 GB, free: 6.57 MB / 0.9512 GB Notification: Performance of FrontEnd - DAE generated: time 8.656e-06/1.032, allocations: 0 / 1.227 GB, free: 6.57 MB / 0.9512 GB Notification: Performance of FrontEnd: time 2.995e-06/1.032, allocations: 4 kB / 1.227 GB, free: 6.566 MB / 0.9512 GB Notification: Performance of Transformations before backend: time 0.0002512/1.032, allocations: 0 / 1.227 GB, free: 6.566 MB / 0.9512 GB 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 0.01252/1.045, allocations: 3.795 MB / 1.231 GB, free: 2.711 MB / 0.9512 GB Notification: Performance of prepare preOptimizeDAE: time 6.968e-05/1.045, allocations: 12.91 kB / 1.231 GB, free: 2.699 MB / 0.9512 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01393/1.059, allocations: 2.407 MB / 1.233 GB, free: 292 kB / 0.9512 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00655/1.065, allocations: 2.178 MB / 1.235 GB, free: 14.06 MB / 0.9669 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003407/1.066, allocations: 271.4 kB / 1.235 GB, free: 13.79 MB / 0.9669 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001788/1.068, allocations: 347.8 kB / 1.236 GB, free: 13.45 MB / 0.9669 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02056/1.088, allocations: 7.122 MB / 1.243 GB, free: 6.227 MB / 0.9669 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001786/1.088, allocations: 3.938 kB / 1.243 GB, free: 6.223 MB / 0.9669 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001565/1.09, allocations: 148 kB / 1.243 GB, free: 6.078 MB / 0.9669 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006116/1.091, allocations: 338 kB / 1.243 GB, free: 5.746 MB / 0.9669 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01947/1.11, allocations: 7.031 MB / 1.25 GB, free: 14.7 MB / 0.9825 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04429/1.154, allocations: 26.43 MB / 1.276 GB, free: 2.098 MB / 0.9981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009408/1.164, allocations: 4.98 MB / 1.281 GB, free: 12.82 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006471/1.17, allocations: 2.616 MB / 1.283 GB, free: 10.18 MB / 1.014 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003704/1.171, allocations: 131 kB / 1.283 GB, free: 10.03 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.228e-05/1.171, allocations: 64.5 kB / 1.283 GB, free: 9.961 MB / 1.014 GB Notification: Performance of pre-optimization done (n=208): time 5.39e-06/1.171, allocations: 0 / 1.283 GB, free: 9.961 MB / 1.014 GB 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 matching and sorting (n=271): time 0.1131/1.284, allocations: 30.91 MB / 1.314 GB, free: 10.97 MB / 1.045 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001284/1.284, allocations: 231.6 kB / 1.314 GB, free: 10.69 MB / 1.045 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002286/1.286, allocations: 1.439 MB / 1.315 GB, free: 9.242 MB / 1.045 GB Notification: Performance of collectPreVariables (initialization): time 0.0005735/1.287, allocations: 65.7 kB / 1.315 GB, free: 9.172 MB / 1.045 GB Notification: Performance of collectInitialEqns (initialization): time 0.001051/1.288, allocations: 1.489 MB / 1.317 GB, free: 7.66 MB / 1.045 GB Notification: Performance of collectInitialBindings (initialization): time 0.001111/1.289, allocations: 0.9242 MB / 1.318 GB, free: 6.723 MB / 1.045 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001147/1.29, allocations: 0.6318 MB / 1.318 GB, free: 6.082 MB / 1.045 GB Notification: Performance of setup shared object (initialization): time 0.000123/1.29, allocations: 309.1 kB / 1.319 GB, free: 5.777 MB / 1.045 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006242/1.297, allocations: 2.69 MB / 1.321 GB, free: 3.078 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006859/1.304, allocations: 3.571 MB / 1.325 GB, free: 15.12 MB / 1.061 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01297/1.317, allocations: 6.406 MB / 1.331 GB, free: 8.32 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.045e-05/1.317, allocations: 8 kB / 1.331 GB, free: 8.312 MB / 1.061 GB 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 matching and sorting (n=410) (initialization): time 0.02977/1.346, allocations: 10.99 MB / 1.342 GB, free: 13.21 MB / 1.076 GB Notification: Performance of prepare postOptimizeDAE: time 4.667e-05/1.346, allocations: 16 kB / 1.342 GB, free: 13.2 MB / 1.076 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.248e-05/1.347, allocations: 28 kB / 1.342 GB, free: 13.17 MB / 1.076 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02092/1.367, allocations: 5.56 MB / 1.347 GB, free: 7.598 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004918/1.372, allocations: 0.9945 MB / 1.348 GB, free: 6.602 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04633/1.419, allocations: 28.18 MB / 1.376 GB, free: 9.969 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005417/1.424, allocations: 0.5731 MB / 1.376 GB, free: 9.395 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008417/1.425, allocations: 155.9 kB / 1.376 GB, free: 9.242 MB / 1.107 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0144/1.44, allocations: 3.98 MB / 1.38 GB, free: 5.254 MB / 1.107 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00982/1.449, allocations: 3.54 MB / 1.384 GB, free: 1.332 MB / 1.107 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.1242/1.574, allocations: 24.63 MB / 1.408 GB, free: 8.188 MB / 1.139 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.204e-05/1.574, allocations: 8 kB / 1.408 GB, free: 8.18 MB / 1.139 GB Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2] 2 : 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] 3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2] 4 : 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] [ 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[2] ; line2.v1_p[2] ; line2.v3_p[2] ; line2.v3_n[2] ] = [ -transformer.conv1.V2[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] ; -loadRL.load3.v[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] ] might be structurally or numerically singular for variable line2.v3_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=410) (initialization_lambda0): time 0.0278/1.602, allocations: 10.55 MB / 1.418 GB, free: 13.49 MB / 1.154 GB Notification: Performance of prepare postOptimizeDAE: time 4.383e-05/1.602, allocations: 16 kB / 1.418 GB, free: 13.48 MB / 1.154 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.124e-05/1.602, allocations: 24 kB / 1.418 GB, free: 13.45 MB / 1.154 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01596/1.618, allocations: 4.329 MB / 1.422 GB, free: 9.105 MB / 1.154 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004957/1.623, allocations: 1.041 MB / 1.423 GB, free: 8.062 MB / 1.154 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03809/1.661, allocations: 27.14 MB / 1.45 GB, free: 12.18 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004764/1.666, allocations: 0.5575 MB / 1.45 GB, free: 11.62 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007202/1.666, allocations: 148 kB / 1.451 GB, free: 11.48 MB / 1.186 GB 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 (301): * Single equations (assignments): 298 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,3,100.0%), (10,44,70.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(10,44)} Notification: Performance of prepare postOptimizeDAE: time 0.001411/1.668, allocations: 400.7 kB / 1.451 GB, free: 11.08 MB / 1.186 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008774/1.669, allocations: 193.7 kB / 1.451 GB, free: 10.89 MB / 1.186 GB 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 wrapFunctionCalls (simulation): time 0.02681/1.695, allocations: 10.17 MB / 1.461 GB, free: 0.6445 MB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.663e-05/1.696, allocations: 11.95 kB / 1.461 GB, free: 0.6328 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.039e-05/1.696, allocations: 4 kB / 1.461 GB, free: 0.6289 MB / 1.186 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002097/1.698, allocations: 0.725 MB / 1.462 GB, free: 15.88 MB / 1.201 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000593/1.698, allocations: 47.98 kB / 1.462 GB, free: 15.83 MB / 1.201 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003723/1.702, allocations: 0.5031 MB / 1.462 GB, free: 15.33 MB / 1.201 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007131/1.703, allocations: 285.4 kB / 1.463 GB, free: 15.05 MB / 1.201 GB Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.02465/1.727, allocations: 9.414 MB / 1.472 GB, free: 5.609 MB / 1.201 GB Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.01843/1.746, allocations: 8.898 MB / 1.48 GB, free: 12.63 MB / 1.217 GB Notification: Performance of postOpt setEvaluationStage (simulation): time 0.005744/1.752, allocations: 2.665 MB / 1.483 GB, free: 9.961 MB / 1.217 GB Notification: Performance of sorting global known variables: time 0.002185/1.754, allocations: 0.9722 MB / 1.484 GB, free: 8.984 MB / 1.217 GB Notification: Performance of Backend: time 8.82e-07/1.754, allocations: 0 / 1.484 GB, free: 8.984 MB / 1.217 GB Notification: Performance of simCode: created initialization part: time 0.03169/1.786, allocations: 10.56 MB / 1.494 GB, free: 14.32 MB / 1.232 GB Notification: Performance of SimCode: time 0.01396/1.8, allocations: 7.213 MB / 1.501 GB, free: 7.066 MB / 1.232 GB Notification: Performance of Templates: time 0.8256/2.625, allocations: 95.18 MB / 1.594 GB, free: 347.2 MB / 1.279 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)