Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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 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.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_10_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_10_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 0.008523/0.008523, allocations: 98.86 kB / 15.73 MB, free: 6.039 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001843/0.001843, allocations: 202 kB / 16.68 MB, free: 5.965 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.44/1.44, allocations: 222.9 MB / 240.4 MB, free: 4.324 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.693/2.693, allocations: 437 MB / 0.7105 GB, free: 4.996 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001352/0.001352, allocations: 67.89 kB / 1.019 GB, free: 14.56 MB / 0.7794 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3464/0.3477, allocations: 151.6 MB / 1.167 GB, free: 6.824 MB / 0.92 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02206/0.3699, allocations: 18.26 MB / 1.185 GB, free: 4.484 MB / 0.9356 GB Notification: Performance of NFInst.instExpressions: time 0.01272/0.3826, allocations: 6.871 MB / 1.191 GB, free: 13.59 MB / 0.9512 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002116/0.3848, allocations: 55.88 kB / 1.191 GB, free: 13.54 MB / 0.9512 GB Notification: Performance of NFTyping.typeComponents: time 0.004324/0.3891, allocations: 1.465 MB / 1.193 GB, free: 12.07 MB / 0.9512 GB Notification: Performance of NFTyping.typeBindings: time 0.004315/0.3935, allocations: 1.467 MB / 1.194 GB, free: 10.6 MB / 0.9512 GB Notification: Performance of NFTyping.typeClassSections: time 0.003543/0.397, allocations: 1.266 MB / 1.195 GB, free: 9.332 MB / 0.9512 GB Notification: Performance of NFFlatten.flatten: time 0.007063/0.4041, allocations: 5.484 MB / 1.201 GB, free: 3.836 MB / 0.9512 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01022/0.4144, allocations: 7.12 MB / 1.208 GB, free: 12.61 MB / 0.9669 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004323/0.4187, allocations: 2.388 MB / 1.21 GB, free: 10.21 MB / 0.9669 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005275/0.4241, allocations: 2.964 MB / 1.213 GB, free: 7.238 MB / 0.9669 GB Notification: Performance of NFPackage.collectConstants: time 0.002053/0.4261, allocations: 0.5156 MB / 1.213 GB, free: 6.723 MB / 0.9669 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004096/0.4303, allocations: 1.268 MB / 1.215 GB, free: 5.453 MB / 0.9669 GB Notification: Performance of NFScalarize.scalarize: time 0.004122/0.4344, allocations: 2.246 MB / 1.217 GB, free: 3.203 MB / 0.9669 GB Notification: Performance of NFVerifyModel.verify: time 0.007203/0.4417, allocations: 2.194 MB / 1.219 GB, free: 1 MB / 0.9669 GB Notification: Performance of NFConvertDAE.convert: time 0.01208/0.4538, allocations: 7.8 MB / 1.227 GB, free: 9.176 MB / 0.9825 GB Notification: Performance of FrontEnd - DAE generated: time 7.183e-06/0.4538, allocations: 0 / 1.227 GB, free: 9.176 MB / 0.9825 GB Notification: Performance of FrontEnd: time 2.174e-06/0.4538, allocations: 4 kB / 1.227 GB, free: 9.172 MB / 0.9825 GB Notification: Performance of Transformations before backend: time 0.0002969/0.4541, allocations: 0 / 1.227 GB, free: 9.172 MB / 0.9825 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 0.01305/0.4672, allocations: 3.911 MB / 1.23 GB, free: 5.195 MB / 0.9825 GB Notification: Performance of prepare preOptimizeDAE: time 5.181e-05/0.4673, allocations: 12.03 kB / 1.23 GB, free: 5.184 MB / 0.9825 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01425/0.4815, allocations: 2.421 MB / 1.233 GB, free: 2.758 MB / 0.9825 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.006323/0.4879, allocations: 2.203 MB / 1.235 GB, free: 0.5078 MB / 0.9825 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003882/0.4883, allocations: 267.5 kB / 1.235 GB, free: 252 kB / 0.9825 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002369/0.4907, allocations: 359.9 kB / 1.236 GB, free: 15.89 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02116/0.5119, allocations: 7.153 MB / 1.243 GB, free: 8.641 MB / 0.9981 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001987/0.5121, allocations: 3.953 kB / 1.243 GB, free: 8.637 MB / 0.9981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001656/0.5138, allocations: 155.9 kB / 1.243 GB, free: 8.484 MB / 0.9981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006438/0.5145, allocations: 342.1 kB / 1.243 GB, free: 8.148 MB / 0.9981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02/0.5345, allocations: 7.04 MB / 1.25 GB, free: 1.098 MB / 0.9981 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.8368/1.371, allocations: 26.54 MB / 1.276 GB, free: 56.15 MB / 0.9981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009015/1.38, allocations: 4.992 MB / 1.281 GB, free: 53.43 MB / 0.9981 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00713/1.387, allocations: 2.605 MB / 1.283 GB, free: 52.66 MB / 0.9981 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004192/1.388, allocations: 138.3 kB / 1.283 GB, free: 52.56 MB / 0.9981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.76e-05/1.388, allocations: 58.8 kB / 1.283 GB, free: 52.5 MB / 0.9981 GB Notification: Performance of pre-optimization done (n=208): time 7.213e-06/1.388, allocations: 3.812 kB / 1.283 GB, free: 52.5 MB / 0.9981 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 0.1161/1.504, allocations: 31.19 MB / 1.314 GB, free: 41.5 MB / 0.9981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.421e-05/1.504, allocations: 242.9 kB / 1.314 GB, free: 41.24 MB / 0.9981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002181/1.507, allocations: 1.473 MB / 1.316 GB, free: 40.47 MB / 0.9981 GB Notification: Performance of collectPreVariables (initialization): time 0.0005091/1.507, allocations: 66.7 kB / 1.316 GB, free: 40.41 MB / 0.9981 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007321/1.508, allocations: 1.553 MB / 1.317 GB, free: 39.23 MB / 0.9981 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008728/1.509, allocations: 0.9627 MB / 1.318 GB, free: 38.4 MB / 0.9981 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001022/1.51, allocations: 0.6368 MB / 1.319 GB, free: 38.05 MB / 0.9981 GB Notification: Performance of setup shared object (initialization): time 4.984e-05/1.51, allocations: 301.1 kB / 1.319 GB, free: 37.75 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005571/1.515, allocations: 2.686 MB / 1.322 GB, free: 36.35 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005517/1.521, allocations: 3.572 MB / 1.325 GB, free: 33.83 MB / 0.9981 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01109/1.532, allocations: 6.398 MB / 1.331 GB, free: 29.79 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.249e-05/1.532, allocations: 7.625 kB / 1.331 GB, free: 29.79 MB / 0.9981 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 0.02526/1.557, allocations: 11 MB / 1.342 GB, free: 19.3 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 4.125e-05/1.557, allocations: 16 kB / 1.342 GB, free: 19.29 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.036e-05/1.557, allocations: 24 kB / 1.342 GB, free: 19.27 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01826/1.576, allocations: 5.564 MB / 1.348 GB, free: 13.69 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004292/1.58, allocations: 0.9906 MB / 1.349 GB, free: 12.7 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0427/1.623, allocations: 28.22 MB / 1.376 GB, free: 44 kB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005496/1.628, allocations: 0.5733 MB / 1.377 GB, free: 15.47 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008015/1.629, allocations: 147.9 kB / 1.377 GB, free: 15.32 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008717/1.638, allocations: 3.986 MB / 1.381 GB, free: 11.33 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007211/1.645, allocations: 3.532 MB / 1.384 GB, free: 7.422 MB / 1.029 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08625/1.731, allocations: 24.62 MB / 1.408 GB, free: 14.29 MB / 1.061 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.86e-05/1.731, allocations: 8 kB / 1.408 GB, free: 14.28 MB / 1.061 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 0.02845/1.76, allocations: 10.54 MB / 1.419 GB, free: 3.598 MB / 1.061 GB Notification: Performance of prepare postOptimizeDAE: time 4.327e-05/1.76, allocations: 20.09 kB / 1.419 GB, free: 3.578 MB / 1.061 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.044e-05/1.76, allocations: 28 kB / 1.419 GB, free: 3.551 MB / 1.061 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01491/1.775, allocations: 4.318 MB / 1.423 GB, free: 15.22 MB / 1.076 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004743/1.78, allocations: 1.041 MB / 1.424 GB, free: 14.18 MB / 1.076 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03554/1.815, allocations: 27.16 MB / 1.45 GB, free: 2.305 MB / 1.092 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005083/1.82, allocations: 0.5576 MB / 1.451 GB, free: 1.746 MB / 1.092 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008979/1.821, allocations: 147.9 kB / 1.451 GB, free: 1.602 MB / 1.092 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 0.002079/1.823, allocations: 411.4 kB / 1.451 GB, free: 1.191 MB / 1.092 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00145/1.825, allocations: 206.7 kB / 1.452 GB, free: 0.9883 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 : 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 0.02843/1.853, allocations: 10.16 MB / 1.462 GB, free: 6.758 MB / 1.107 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.424e-05/1.853, allocations: 32 kB / 1.462 GB, free: 6.727 MB / 1.107 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.923e-05/1.853, allocations: 12 kB / 1.462 GB, free: 6.715 MB / 1.107 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.797e-05/1.854, allocations: 11.95 kB / 1.462 GB, free: 6.703 MB / 1.107 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 0.0382/1.892, allocations: 16.32 MB / 1.477 GB, free: 6.188 MB / 1.123 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.879e-05/1.892, allocations: 4.156 kB / 1.478 GB, free: 6.184 MB / 1.123 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00369/1.896, allocations: 0.7449 MB / 1.478 GB, free: 5.438 MB / 1.123 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01875/1.914, allocations: 5.169 MB / 1.483 GB, free: 260 kB / 1.123 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007626/1.915, allocations: 75.89 kB / 1.483 GB, free: 184 kB / 1.123 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04192/1.957, allocations: 27.25 MB / 1.51 GB, free: 4.449 MB / 1.154 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.077e-06/1.957, allocations: 8 kB / 1.51 GB, free: 4.441 MB / 1.154 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 0.02718/1.984, allocations: 10.15 MB / 1.52 GB, free: 10.05 MB / 1.17 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002809/1.987, allocations: 0.7297 MB / 1.521 GB, free: 9.301 MB / 1.17 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001169/1.988, allocations: 63.98 kB / 1.521 GB, free: 9.238 MB / 1.17 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004519/1.993, allocations: 0.5031 MB / 1.521 GB, free: 8.734 MB / 1.17 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001396/1.994, allocations: 230.3 kB / 1.521 GB, free: 8.512 MB / 1.17 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005241/1.995, allocations: 87.95 kB / 1.521 GB, free: 8.426 MB / 1.17 GB Notification: Performance of sorting global known variables: time 0.002403/1.997, allocations: 1.009 MB / 1.522 GB, free: 7.414 MB / 1.17 GB Notification: Performance of sort global known variables: time 2e-07/1.997, allocations: 0 / 1.522 GB, free: 7.414 MB / 1.17 GB Notification: Performance of remove unused functions: time 0.009384/2.007, allocations: 1.852 MB / 1.524 GB, free: 5.562 MB / 1.17 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 0.0006496/2.007, allocations: 182.8 kB / 1.524 GB, free: 5.371 MB / 1.17 GB Notification: Performance of simCode: created initialization part: time 0.0299/2.037, allocations: 12.47 MB / 1.537 GB, free: 8.785 MB / 1.186 GB Notification: Performance of simCode: created event and clocks part: time 1.168e-05/2.037, allocations: 0.6562 kB / 1.537 GB, free: 8.785 MB / 1.186 GB Notification: Performance of simCode: created simulation system equations: time 0.01119/2.048, allocations: 4.403 MB / 1.541 GB, free: 4.348 MB / 1.186 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003308/2.052, allocations: 292.9 kB / 1.541 GB, free: 4.066 MB / 1.186 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02768/2.08, allocations: 9.566 MB / 1.551 GB, free: 10.38 MB / 1.201 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004428/2.084, allocations: 2.853 MB / 1.553 GB, free: 7.488 MB / 1.201 GB Notification: Performance of simCode: alias equations: time 0.004675/2.089, allocations: 1.661 MB / 1.555 GB, free: 5.824 MB / 1.201 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006862/2.089, allocations: 175.3 kB / 1.555 GB, free: 5.652 MB / 1.201 GB Notification: Performance of SimCode: time 8.11e-07/2.089, allocations: 0 / 1.555 GB, free: 5.652 MB / 1.201 GB Notification: Performance of Templates: time 0.133/2.222, allocations: 79.34 MB / 1.633 GB, free: 6.484 MB / 1.279 GB make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)