Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 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.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_latest_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_latest_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 0.001224/0.001224, allocations: 110.9 kB / 16.41 MB, free: 6.492 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001204/0.001204, allocations: 187 kB / 17.34 MB, free: 5.766 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.402/1.402, allocations: 222.9 MB / 241 MB, free: 15.16 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.716/2.716, allocations: 461.9 MB / 0.7355 GB, free: 11.07 MB / 0.6075 GB Notification: Performance of FrontEnd - loaded program: time 0.001601/0.001601, allocations: 59.91 kB / 1.055 GB, free: 7.621 MB / 0.8262 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9601/0.9618, allocations: 157.4 MB / 1.209 GB, free: 13.61 MB / 0.9356 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02322/0.985, allocations: 18.18 MB / 1.226 GB, free: 11.37 MB / 0.9512 GB Notification: Performance of NFInst.instExpressions: time 0.01293/0.998, allocations: 6.808 MB / 1.233 GB, free: 4.543 MB / 0.9512 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002088/1, allocations: 55.88 kB / 1.233 GB, free: 4.488 MB / 0.9512 GB Notification: Performance of NFTyping.typeComponents: time 0.004456/1.005, allocations: 1.469 MB / 1.234 GB, free: 3.016 MB / 0.9512 GB Notification: Performance of NFTyping.typeBindings: time 0.004311/1.009, allocations: 1.424 MB / 1.236 GB, free: 1.586 MB / 0.9512 GB Notification: Performance of NFTyping.typeClassSections: time 0.003854/1.013, allocations: 1.262 MB / 1.237 GB, free: 332 kB / 0.9512 GB Notification: Performance of NFFlatten.flatten: time 0.00709/1.02, allocations: 5.437 MB / 1.242 GB, free: 10.88 MB / 0.9669 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01041/1.03, allocations: 7.065 MB / 1.249 GB, free: 3.699 MB / 0.9669 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004221/1.035, allocations: 2.369 MB / 1.252 GB, free: 1.324 MB / 0.9669 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005261/1.04, allocations: 2.949 MB / 1.254 GB, free: 14.37 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 0.001825/1.042, allocations: 0.5078 MB / 1.255 GB, free: 13.86 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003706/1.046, allocations: 1.268 MB / 1.256 GB, free: 12.59 MB / 0.9825 GB Notification: Performance of NFScalarize.scalarize: time 0.003899/1.049, allocations: 2.25 MB / 1.258 GB, free: 10.34 MB / 0.9825 GB Notification: Performance of NFVerifyModel.verify: time 0.005013/1.055, allocations: 2.167 MB / 1.26 GB, free: 8.16 MB / 0.9825 GB Notification: Performance of NFConvertDAE.convert: time 0.01123/1.066, allocations: 7.738 MB / 1.268 GB, free: 412 kB / 0.9825 GB Notification: Performance of FrontEnd - DAE generated: time 9.007e-06/1.066, allocations: 0 / 1.268 GB, free: 412 kB / 0.9825 GB Notification: Performance of FrontEnd: time 3.135e-06/1.066, allocations: 0 / 1.268 GB, free: 412 kB / 0.9825 GB Notification: Performance of Transformations before backend: time 0.0002813/1.066, allocations: 0 / 1.268 GB, free: 412 kB / 0.9825 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 0.01216/1.078, allocations: 3.788 MB / 1.272 GB, free: 12.55 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 5.067e-05/1.078, allocations: 12.02 kB / 1.272 GB, free: 12.54 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01451/1.093, allocations: 2.403 MB / 1.274 GB, free: 10.13 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005391/1.098, allocations: 2.178 MB / 1.276 GB, free: 7.91 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000313/1.099, allocations: 267.4 kB / 1.276 GB, free: 7.648 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001661/1.1, allocations: 351.8 kB / 1.277 GB, free: 7.305 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01996/1.12, allocations: 7.134 MB / 1.284 GB, free: 68 kB / 0.9981 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001828/1.121, allocations: 3.984 kB / 1.284 GB, free: 64 kB / 0.9981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001564/1.122, allocations: 155.9 kB / 1.284 GB, free: 15.91 MB / 1.014 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005802/1.123, allocations: 330 kB / 1.284 GB, free: 15.59 MB / 1.014 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01863/1.141, allocations: 7.031 MB / 1.291 GB, free: 8.543 MB / 1.014 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04039/1.182, allocations: 26.42 MB / 1.317 GB, free: 11.94 MB / 1.045 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009099/1.191, allocations: 4.984 MB / 1.322 GB, free: 6.656 MB / 1.045 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006368/1.197, allocations: 2.612 MB / 1.324 GB, free: 4.02 MB / 1.045 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003508/1.198, allocations: 127 kB / 1.324 GB, free: 3.879 MB / 1.045 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.857e-05/1.198, allocations: 68.5 kB / 1.325 GB, free: 3.801 MB / 1.045 GB Notification: Performance of pre-optimization done (n=208): time 4.92e-06/1.198, allocations: 0 / 1.325 GB, free: 3.801 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 0.1097/1.308, allocations: 30.89 MB / 1.355 GB, free: 4.82 MB / 1.076 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001548/1.308, allocations: 247.5 kB / 1.355 GB, free: 4.531 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002393/1.31, allocations: 1.427 MB / 1.356 GB, free: 3.094 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 0.0006036/1.311, allocations: 77.64 kB / 1.356 GB, free: 3.012 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.001043/1.312, allocations: 1.485 MB / 1.358 GB, free: 1.504 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.001018/1.313, allocations: 0.9203 MB / 1.359 GB, free: 0.5703 MB / 1.076 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001121/1.314, allocations: 0.6318 MB / 1.359 GB, free: 15.93 MB / 1.092 GB Notification: Performance of setup shared object (initialization): time 0.0001417/1.314, allocations: 309.1 kB / 1.36 GB, free: 15.62 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005973/1.32, allocations: 2.694 MB / 1.362 GB, free: 12.92 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006652/1.327, allocations: 3.567 MB / 1.366 GB, free: 8.98 MB / 1.092 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01317/1.34, allocations: 6.406 MB / 1.372 GB, free: 2.164 MB / 1.092 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.735e-05/1.34, allocations: 4 kB / 1.372 GB, free: 2.16 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 0.03107/1.371, allocations: 10.99 MB / 1.383 GB, free: 7.062 MB / 1.107 GB Notification: Performance of prepare postOptimizeDAE: time 6.376e-05/1.371, allocations: 21.88 kB / 1.383 GB, free: 7.043 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.962e-05/1.371, allocations: 31.98 kB / 1.383 GB, free: 7.012 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02095/1.392, allocations: 5.563 MB / 1.388 GB, free: 1.43 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004654/1.397, allocations: 0.9945 MB / 1.389 GB, free: 444 kB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04902/1.446, allocations: 28.19 MB / 1.417 GB, free: 3.793 MB / 1.139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004986/1.451, allocations: 0.5731 MB / 1.417 GB, free: 3.219 MB / 1.139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008325/1.452, allocations: 155.9 kB / 1.417 GB, free: 3.066 MB / 1.139 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009614/1.462, allocations: 3.987 MB / 1.421 GB, free: 15.07 MB / 1.154 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007678/1.469, allocations: 3.54 MB / 1.425 GB, free: 11.15 MB / 1.154 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09588/1.565, allocations: 24.63 MB / 1.449 GB, free: 2.012 MB / 1.17 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.608e-05/1.565, allocations: 8 kB / 1.449 GB, free: 2.004 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 0.02994/1.595, allocations: 10.53 MB / 1.459 GB, free: 7.336 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 4.567e-05/1.595, allocations: 16.56 kB / 1.459 GB, free: 7.32 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.88e-05/1.595, allocations: 32.19 kB / 1.459 GB, free: 7.289 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01611/1.612, allocations: 4.326 MB / 1.463 GB, free: 2.945 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004987/1.617, allocations: 1.041 MB / 1.464 GB, free: 1.902 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04048/1.657, allocations: 27.14 MB / 1.491 GB, free: 6.027 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005194/1.662, allocations: 0.5614 MB / 1.491 GB, free: 5.465 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009157/1.663, allocations: 148 kB / 1.492 GB, free: 5.32 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 0.001703/1.665, allocations: 387.3 kB / 1.492 GB, free: 4.934 MB / 1.217 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001062/1.666, allocations: 205.7 kB / 1.492 GB, free: 4.73 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 0.03023/1.696, allocations: 10.18 MB / 1.502 GB, free: 10.48 MB / 1.232 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.936e-05/1.696, allocations: 28 kB / 1.502 GB, free: 10.45 MB / 1.232 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.478e-05/1.697, allocations: 12 kB / 1.502 GB, free: 10.44 MB / 1.232 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.689e-05/1.697, allocations: 19.95 kB / 1.502 GB, free: 10.42 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 0.0429/1.74, allocations: 16.29 MB / 1.518 GB, free: 9.879 MB / 1.248 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.953e-05/1.74, allocations: 8 kB / 1.518 GB, free: 9.871 MB / 1.248 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003905/1.744, allocations: 0.7372 MB / 1.519 GB, free: 9.133 MB / 1.248 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02093/1.765, allocations: 5.177 MB / 1.524 GB, free: 3.941 MB / 1.248 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.001055/1.766, allocations: 75.95 kB / 1.524 GB, free: 3.867 MB / 1.248 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0443/1.81, allocations: 27.21 MB / 1.551 GB, free: 8.148 MB / 1.279 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.586e-06/1.81, allocations: 12 kB / 1.551 GB, free: 8.137 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 0.8164/2.626, allocations: 10.13 MB / 1.56 GB, free: 324.6 MB / 1.279 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00233/2.629, allocations: 0.7209 MB / 1.561 GB, free: 324.6 MB / 1.279 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005797/2.629, allocations: 52.91 kB / 1.561 GB, free: 324.6 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004224/2.634, allocations: 0.5078 MB / 1.562 GB, free: 324.6 MB / 1.279 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001002/2.635, allocations: 225.2 kB / 1.562 GB, free: 324.6 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000285/2.635, allocations: 91.64 kB / 1.562 GB, free: 324.6 MB / 1.279 GB Notification: Performance of sorting global known variables: time 0.001827/2.637, allocations: 0.9771 MB / 1.563 GB, free: 324.4 MB / 1.279 GB Notification: Performance of sort global known variables: time 1.9e-07/2.637, allocations: 0 / 1.563 GB, free: 324.4 MB / 1.279 GB Notification: Performance of remove unused functions: time 0.007098/2.644, allocations: 1.846 MB / 1.565 GB, free: 324.4 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 0.0005686/2.645, allocations: 176.4 kB / 1.565 GB, free: 324.3 MB / 1.279 GB Notification: Performance of simCode: created initialization part: time 0.02885/2.673, allocations: 12.46 MB / 1.577 GB, free: 322.7 MB / 1.279 GB Notification: Performance of simCode: created event and clocks part: time 1.695e-05/2.673, allocations: 0 / 1.577 GB, free: 322.7 MB / 1.279 GB Notification: Performance of simCode: created simulation system equations: time 0.009762/2.683, allocations: 4.401 MB / 1.581 GB, free: 321.1 MB / 1.279 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002848/2.686, allocations: 264.8 kB / 1.582 GB, free: 321 MB / 1.279 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02293/2.709, allocations: 10 MB / 1.591 GB, free: 317.5 MB / 1.279 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003114/2.712, allocations: 2.903 MB / 1.594 GB, free: 316.3 MB / 1.279 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001188/2.713, allocations: 210.8 kB / 1.594 GB, free: 316.3 MB / 1.279 GB Notification: Performance of SimCode: time 6.81e-07/2.713, allocations: 7.5 kB / 1.594 GB, free: 316.3 MB / 1.279 GB Notification: Performance of Templates: time 0.09618/2.81, allocations: 107.3 MB / 1.699 GB, free: 213.1 MB / 1.279 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)