Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 11.0.1-master/package.mo", uses=false) Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001714/0.001714, allocations: 101.9 kB / 16.4 MB, free: 6.461 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001894/0.001894, allocations: 192.2 kB / 17.34 MB, free: 5.719 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.479/1.479, allocations: 222.9 MB / 241 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.852/2.852, allocations: 461.9 MB / 0.7355 GB, free: 11.04 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.002143/0.002143, allocations: 71.83 kB / 1.055 GB, free: 7.551 MB / 0.8262 GB Notification: Performance of FrontEnd - Absyn->SCode: time 1.076/1.078, allocations: 157.4 MB / 1.209 GB, free: 13.55 MB / 0.9356 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02388/1.102, allocations: 18.27 MB / 1.226 GB, free: 11.21 MB / 0.9512 GB Notification: Performance of NFInst.instExpressions: time 0.01339/1.116, allocations: 6.87 MB / 1.233 GB, free: 4.328 MB / 0.9512 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002283/1.118, allocations: 59.88 kB / 1.233 GB, free: 4.27 MB / 0.9512 GB Notification: Performance of NFTyping.typeComponents: time 0.004473/1.123, allocations: 1.465 MB / 1.235 GB, free: 2.801 MB / 0.9512 GB Notification: Performance of NFTyping.typeBindings: time 0.004545/1.127, allocations: 1.447 MB / 1.236 GB, free: 1.348 MB / 0.9512 GB Notification: Performance of NFTyping.typeClassSections: time 0.003846/1.131, allocations: 1.274 MB / 1.237 GB, free: 76 kB / 0.9512 GB Notification: Performance of NFFlatten.flatten: time 0.007456/1.139, allocations: 5.464 MB / 1.243 GB, free: 10.6 MB / 0.9669 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01044/1.149, allocations: 7.124 MB / 1.25 GB, free: 3.363 MB / 0.9669 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00448/1.154, allocations: 2.38 MB / 1.252 GB, free: 0.9766 MB / 0.9669 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005801/1.159, allocations: 2.964 MB / 1.255 GB, free: 14 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 0.001996/1.161, allocations: 0.5156 MB / 1.255 GB, free: 13.49 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004262/1.166, allocations: 1.272 MB / 1.256 GB, free: 12.21 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 0.00419/1.17, allocations: 2.246 MB / 1.259 GB, free: 9.965 MB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 0.005458/1.175, allocations: 2.198 MB / 1.261 GB, free: 7.758 MB / 0.9825 GB Notification: Performance of NFConvertDAE.convert: time 0.01156/1.187, allocations: 7.781 MB / 1.268 GB, free: 15.96 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 7.905e-06/1.187, allocations: 0 / 1.268 GB, free: 15.96 MB / 0.9981 GB Notification: Performance of FrontEnd: time 2.875e-06/1.187, allocations: 0 / 1.268 GB, free: 15.96 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 0.0002895/1.187, allocations: 0 / 1.268 GB, free: 15.96 MB / 0.9981 GB 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 0.0129/1.2, allocations: 3.819 MB / 1.272 GB, free: 12.08 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 6.165e-05/1.2, allocations: 12.03 kB / 1.272 GB, free: 12.07 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01409/1.214, allocations: 2.411 MB / 1.275 GB, free: 9.648 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005986/1.221, allocations: 2.186 MB / 1.277 GB, free: 7.418 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003242/1.221, allocations: 271.5 kB / 1.277 GB, free: 7.152 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001901/1.223, allocations: 355.8 kB / 1.277 GB, free: 6.805 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02058/1.243, allocations: 7.159 MB / 1.284 GB, free: 15.54 MB / 1.014 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001651/1.244, allocations: 3.938 kB / 1.284 GB, free: 15.54 MB / 1.014 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001444/1.245, allocations: 152 kB / 1.284 GB, free: 15.39 MB / 1.014 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006012/1.246, allocations: 334.1 kB / 1.285 GB, free: 15.06 MB / 1.014 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01914/1.265, allocations: 7.044 MB / 1.292 GB, free: 8.008 MB / 1.014 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0422/1.307, allocations: 26.5 MB / 1.317 GB, free: 11.34 MB / 1.045 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009311/1.316, allocations: 5 MB / 1.322 GB, free: 6.035 MB / 1.045 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006297/1.323, allocations: 2.608 MB / 1.325 GB, free: 3.402 MB / 1.045 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003236/1.323, allocations: 127 kB / 1.325 GB, free: 3.262 MB / 1.045 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.199e-05/1.323, allocations: 68.5 kB / 1.325 GB, free: 3.184 MB / 1.045 GB Notification: Performance of pre-optimization done (n=208): time 4.097e-06/1.323, allocations: 0 / 1.325 GB, free: 3.184 MB / 1.045 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 0.1104/1.434, allocations: 30.95 MB / 1.355 GB, free: 4.137 MB / 1.076 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001553/1.434, allocations: 243.6 kB / 1.356 GB, free: 3.852 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00286/1.437, allocations: 1.469 MB / 1.357 GB, free: 2.375 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 0.0006274/1.437, allocations: 65.7 kB / 1.357 GB, free: 2.305 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.001242/1.439, allocations: 1.501 MB / 1.358 GB, free: 0.7852 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.001417/1.44, allocations: 0.9167 MB / 1.359 GB, free: 15.85 MB / 1.092 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001946/1.442, allocations: 0.6318 MB / 1.36 GB, free: 15.21 MB / 1.092 GB Notification: Performance of setup shared object (initialization): time 0.0001419/1.442, allocations: 313 kB / 1.36 GB, free: 14.9 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006624/1.449, allocations: 2.686 MB / 1.363 GB, free: 12.21 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007517/1.456, allocations: 3.571 MB / 1.366 GB, free: 8.262 MB / 1.092 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01419/1.471, allocations: 6.399 MB / 1.373 GB, free: 1.465 MB / 1.092 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.208e-05/1.471, allocations: 8 kB / 1.373 GB, free: 1.457 MB / 1.092 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 0.03118/1.502, allocations: 11 MB / 1.383 GB, free: 6.352 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 5.566e-05/1.502, allocations: 16 kB / 1.383 GB, free: 6.336 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.625e-05/1.502, allocations: 24 kB / 1.383 GB, free: 6.312 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02/1.522, allocations: 5.556 MB / 1.389 GB, free: 0.7383 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004588/1.527, allocations: 0.9983 MB / 1.39 GB, free: 15.74 MB / 1.123 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0449/1.572, allocations: 28.17 MB / 1.417 GB, free: 3.109 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004917/1.576, allocations: 0.5808 MB / 1.418 GB, free: 2.527 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007489/1.577, allocations: 151.9 kB / 1.418 GB, free: 2.379 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009119/1.586, allocations: 3.984 MB / 1.422 GB, free: 14.39 MB / 1.154 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007514/1.594, allocations: 3.532 MB / 1.425 GB, free: 10.47 MB / 1.154 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09012/1.684, allocations: 24.61 MB / 1.449 GB, free: 1.352 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.412e-05/1.684, allocations: 12.38 kB / 1.449 GB, free: 1.34 MB / 1.17 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 0.02834/1.713, allocations: 10.52 MB / 1.46 GB, free: 6.676 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 5.74e-05/1.713, allocations: 19.94 kB / 1.46 GB, free: 6.656 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.47e-05/1.713, allocations: 31.94 kB / 1.46 GB, free: 6.625 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01552/1.728, allocations: 4.338 MB / 1.464 GB, free: 2.27 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005002/1.733, allocations: 1.034 MB / 1.465 GB, free: 1.234 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03719/1.771, allocations: 27.14 MB / 1.492 GB, free: 5.359 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005018/1.776, allocations: 0.5576 MB / 1.492 GB, free: 4.801 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008041/1.776, allocations: 151.9 kB / 1.492 GB, free: 4.652 MB / 1.217 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 0.001625/1.778, allocations: 395.3 kB / 1.493 GB, free: 4.258 MB / 1.217 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001074/1.779, allocations: 197.7 kB / 1.493 GB, free: 4.062 MB / 1.217 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 0.02872/1.808, allocations: 10.17 MB / 1.503 GB, free: 9.82 MB / 1.232 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.416e-05/1.808, allocations: 35.92 kB / 1.503 GB, free: 9.785 MB / 1.232 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.381e-05/1.808, allocations: 12 kB / 1.503 GB, free: 9.773 MB / 1.232 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.326e-05/1.808, allocations: 19.88 kB / 1.503 GB, free: 9.754 MB / 1.232 GB 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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : 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.v2_n[1] ; line2.v1_n[1] ; line2.v1_p[1] ; line2.v2_p[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] ; -transformer.conv2.V2[1] ] 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 postOpt removeSimpleEquations (simulation): time 0.04085/1.849, allocations: 16.31 MB / 1.519 GB, free: 9.184 MB / 1.248 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.739e-05/1.849, allocations: 8 kB / 1.519 GB, free: 9.176 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00366/1.853, allocations: 0.7339 MB / 1.519 GB, free: 8.441 MB / 1.248 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01954/1.872, allocations: 5.177 MB / 1.524 GB, free: 3.25 MB / 1.248 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006726/1.873, allocations: 71.95 kB / 1.525 GB, free: 3.18 MB / 1.248 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04316/1.916, allocations: 27.21 MB / 1.551 GB, free: 7.465 MB / 1.279 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.184e-05/1.916, allocations: 11.94 kB / 1.551 GB, free: 7.453 MB / 1.279 GB 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 symbolicJacobian (simulation): time 0.7588/2.675, allocations: 10.12 MB / 1.561 GB, free: 324.2 MB / 1.279 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002196/2.677, allocations: 0.7235 MB / 1.562 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00056/2.678, allocations: 55.86 kB / 1.562 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003942/2.682, allocations: 0.5116 MB / 1.562 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008881/2.683, allocations: 222.3 kB / 1.563 GB, free: 324.1 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002665/2.683, allocations: 93.88 kB / 1.563 GB, free: 324.1 MB / 1.279 GB Notification: Performance of sorting global known variables: time 0.001806/2.685, allocations: 1.001 MB / 1.564 GB, free: 324 MB / 1.279 GB Notification: Performance of sort global known variables: time 2.3e-07/2.685, allocations: 0 / 1.564 GB, free: 324 MB / 1.279 GB Notification: Performance of remove unused functions: time 0.007147/2.692, allocations: 1.853 MB / 1.565 GB, free: 324 MB / 1.279 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * 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 (165): * Single equations (assignments): 162 * 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 {(10,44,70.0%), (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 0.0005429/2.692, allocations: 186.9 kB / 1.566 GB, free: 323.9 MB / 1.279 GB Notification: Performance of simCode: created initialization part: time 0.02814/2.721, allocations: 12.45 MB / 1.578 GB, free: 322 MB / 1.279 GB Notification: Performance of simCode: created event and clocks part: time 1.584e-05/2.721, allocations: 0 / 1.578 GB, free: 322 MB / 1.279 GB Notification: Performance of simCode: created simulation system equations: time 0.009788/2.73, allocations: 4.394 MB / 1.582 GB, free: 320.4 MB / 1.279 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002383/2.733, allocations: 296.9 kB / 1.582 GB, free: 320.3 MB / 1.279 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02285/2.756, allocations: 10.06 MB / 1.592 GB, free: 316.8 MB / 1.279 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002941/2.759, allocations: 2.912 MB / 1.595 GB, free: 315.6 MB / 1.279 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001252/2.76, allocations: 212.7 kB / 1.595 GB, free: 315.6 MB / 1.279 GB Notification: Performance of SimCode: time 1.002e-06/2.76, allocations: 3.156 kB / 1.595 GB, free: 315.6 MB / 1.279 GB Notification: Performance of Templates: time 0.09734/2.857, allocations: 108.1 MB / 1.701 GB, free: 210.7 MB / 1.279 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)