Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.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 0.001525/0.001525, allocations: 115.3 kB / 15.34 MB, free: 0.5117 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001834/0.001834, allocations: 194 kB / 16.25 MB, free: 6.625 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.323/1.323, allocations: 222.9 MB / 239.9 MB, free: 4.547 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002282/0.002282, allocations: 286.5 kB / 290.4 MB, free: 2.152 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9524/0.9524, allocations: 169.2 MB / 0.4978 GB, free: 14.14 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001579/0.001579, allocations: 94.34 kB / 0.5947 GB, free: 27.99 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1484/0.15, allocations: 86.98 MB / 0.6797 GB, free: 1.055 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02033/0.1703, allocations: 18.13 MB / 0.6974 GB, free: 14.88 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01243/0.1828, allocations: 6.818 MB / 0.704 GB, free: 8.043 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002325/0.1852, allocations: 43.88 kB / 0.7041 GB, free: 8 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003932/0.1892, allocations: 1.365 MB / 0.7054 GB, free: 6.633 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.004121/0.1933, allocations: 1.312 MB / 0.7067 GB, free: 5.316 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.003314/0.1966, allocations: 1.178 MB / 0.7078 GB, free: 4.137 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.006237/0.2029, allocations: 5.495 MB / 0.7132 GB, free: 14.63 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01308/0.216, allocations: 8.537 MB / 0.7215 GB, free: 5.992 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004447/0.2205, allocations: 2.388 MB / 0.7239 GB, free: 3.598 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005318/0.2258, allocations: 3.132 MB / 0.7269 GB, free: 468 kB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 0.001697/0.2276, allocations: 0.5157 MB / 0.7274 GB, free: 15.94 MB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004737/0.2323, allocations: 1.268 MB / 0.7287 GB, free: 14.67 MB / 0.5294 GB Notification: Performance of NFScalarize.scalarize: time 0.003839/0.2362, allocations: 2.254 MB / 0.7309 GB, free: 12.41 MB / 0.5294 GB Notification: Performance of NFVerifyModel.verify: time 0.004164/0.2404, allocations: 2.194 MB / 0.733 GB, free: 10.21 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.00821/0.2486, allocations: 7.779 MB / 0.7406 GB, free: 2.41 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 9.668e-06/0.2487, allocations: 7.938 kB / 0.7406 GB, free: 2.402 MB / 0.5294 GB Notification: Performance of FrontEnd: time 2.856e-06/0.2487, allocations: 0 / 0.7406 GB, free: 2.402 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0001805/0.2489, allocations: 3.938 kB / 0.7406 GB, free: 2.398 MB / 0.5294 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 0.008099/0.257, allocations: 3.823 MB / 0.7444 GB, free: 14.52 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 5.218e-05/0.257, allocations: 8.031 kB / 0.7444 GB, free: 14.51 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01199/0.269, allocations: 2.353 MB / 0.7467 GB, free: 12.15 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004708/0.2738, allocations: 2.159 MB / 0.7488 GB, free: 9.945 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000271/0.2741, allocations: 271.5 kB / 0.749 GB, free: 9.68 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001288/0.2754, allocations: 355.9 kB / 0.7494 GB, free: 9.332 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01667/0.2921, allocations: 7.116 MB / 0.7563 GB, free: 2.113 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001407/0.2922, allocations: 4 kB / 0.7563 GB, free: 2.109 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001205/0.2935, allocations: 148 kB / 0.7565 GB, free: 1.965 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005714/0.294, allocations: 342 kB / 0.7568 GB, free: 1.629 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01663/0.3107, allocations: 7.001 MB / 0.7636 GB, free: 10.62 MB / 0.5606 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.3294/0.6402, allocations: 26.62 MB / 0.7896 GB, free: 73.48 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007657/0.6479, allocations: 4.99 MB / 0.7945 GB, free: 70.79 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005599/0.6535, allocations: 2.597 MB / 0.797 GB, free: 70.04 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002423/0.6538, allocations: 133.2 kB / 0.7972 GB, free: 69.93 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.435e-05/0.6538, allocations: 61.94 kB / 0.7972 GB, free: 69.87 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=208): time 3.777e-06/0.6538, allocations: 0 / 0.7972 GB, free: 69.87 MB / 0.5606 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 0.0993/0.7531, allocations: 30.95 MB / 0.8274 GB, free: 54.91 MB / 0.5606 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.328e-05/0.7532, allocations: 247.5 kB / 0.8277 GB, free: 54.62 MB / 0.5606 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001704/0.7549, allocations: 1.442 MB / 0.8291 GB, free: 53.17 MB / 0.5606 GB Notification: Performance of collectPreVariables (initialization): time 0.0004152/0.7553, allocations: 69.7 kB / 0.8291 GB, free: 53.09 MB / 0.5606 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005404/0.7559, allocations: 1.496 MB / 0.8306 GB, free: 51.59 MB / 0.5606 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007519/0.7566, allocations: 0.9232 MB / 0.8315 GB, free: 50.67 MB / 0.5606 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001104/0.7578, allocations: 0.6279 MB / 0.8321 GB, free: 50.04 MB / 0.5606 GB Notification: Performance of setup shared object (initialization): time 3.323e-05/0.7578, allocations: 301.1 kB / 0.8324 GB, free: 49.74 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004925/0.7627, allocations: 2.674 MB / 0.835 GB, free: 47.05 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005193/0.7679, allocations: 3.552 MB / 0.8385 GB, free: 43.12 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01009/0.778, allocations: 6.386 MB / 0.8447 GB, free: 36.34 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.944e-05/0.7781, allocations: 10.53 kB / 0.8447 GB, free: 36.34 MB / 0.5606 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 0.02416/0.8022, allocations: 10.95 MB / 0.8554 GB, free: 25.28 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 3.362e-05/0.8023, allocations: 16 kB / 0.8554 GB, free: 25.26 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.269e-05/0.8023, allocations: 24 kB / 0.8555 GB, free: 25.24 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01823/0.8206, allocations: 5.498 MB / 0.8608 GB, free: 19.73 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003921/0.8245, allocations: 0.9828 MB / 0.8618 GB, free: 18.74 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03718/0.8617, allocations: 28.18 MB / 0.8893 GB, free: 6.137 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004169/0.8659, allocations: 0.5458 MB / 0.8898 GB, free: 5.59 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00054/0.8665, allocations: 155.9 kB / 0.89 GB, free: 5.438 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007681/0.8742, allocations: 3.96 MB / 0.8939 GB, free: 1.469 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006194/0.8804, allocations: 3.513 MB / 0.8973 GB, free: 13.58 MB / 0.5919 GB Error: Initialization problem is structural singular. Please, check the initial conditions. Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08757/0.968, allocations: 24.6 MB / 0.9213 GB, free: 4.477 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.457e-05/0.968, allocations: 8 kB / 0.9213 GB, free: 4.469 MB / 0.6075 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 0.02539/0.9934, allocations: 10.48 MB / 0.9316 GB, free: 9.844 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.278e-05/0.9935, allocations: 16.56 kB / 0.9316 GB, free: 9.828 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.238e-05/0.9935, allocations: 39.92 kB / 0.9316 GB, free: 9.789 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01504/1.009, allocations: 4.26 MB / 0.9358 GB, free: 5.512 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004671/1.013, allocations: 1.032 MB / 0.9368 GB, free: 4.48 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03496/1.048, allocations: 27.14 MB / 0.9633 GB, free: 8.621 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004345/1.053, allocations: 0.5419 MB / 0.9638 GB, free: 8.078 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000633/1.053, allocations: 155.9 kB / 0.964 GB, free: 7.926 MB / 0.6544 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.i2[2] - line2.i3[2] 0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[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 0.001243/1.055, allocations: 391.5 kB / 0.9643 GB, free: 7.539 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007663/1.055, allocations: 201.6 kB / 0.9645 GB, free: 7.34 MB / 0.6544 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 0.02773/1.083, allocations: 10.17 MB / 0.9745 GB, free: 13.1 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.808e-05/1.083, allocations: 28 kB / 0.9745 GB, free: 13.07 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.462e-05/1.083, allocations: 18.33 kB / 0.9745 GB, free: 13.05 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001089/1.083, allocations: 11.95 kB / 0.9745 GB, free: 13.04 MB / 0.67 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 0.03936/1.123, allocations: 16.35 MB / 0.9905 GB, free: 12.51 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.008e-05/1.123, allocations: 11.94 kB / 0.9905 GB, free: 12.5 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003614/1.126, allocations: 0.7379 MB / 0.9912 GB, free: 11.76 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01918/1.146, allocations: 5.119 MB / 0.9962 GB, free: 6.621 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006328/1.146, allocations: 71.95 kB / 0.9963 GB, free: 6.551 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0421/1.188, allocations: 27.22 MB / 1.023 GB, free: 10.85 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.619e-05/1.189, allocations: 12.03 kB / 1.023 GB, free: 10.84 MB / 0.7169 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 0.02777/1.216, allocations: 10.13 MB / 1.033 GB, free: 472 kB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001878/1.218, allocations: 0.7171 MB / 1.033 GB, free: 15.72 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000898/1.219, allocations: 59.94 kB / 1.034 GB, free: 15.66 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003845/1.223, allocations: 0.4992 MB / 1.034 GB, free: 15.16 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009304/1.224, allocations: 230.3 kB / 1.034 GB, free: 14.94 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004326/1.224, allocations: 95.89 kB / 1.034 GB, free: 14.84 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.001796/1.226, allocations: 0.9776 MB / 1.035 GB, free: 13.86 MB / 0.7325 GB Notification: Performance of sort global known variables: time 2.61e-07/1.226, allocations: 0 / 1.035 GB, free: 13.86 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.007233/1.233, allocations: 1.84 MB / 1.037 GB, free: 12.02 MB / 0.7325 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 0.0006392/1.234, allocations: 186.8 kB / 1.037 GB, free: 11.83 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.3381/1.572, allocations: 14.33 MB / 1.051 GB, free: 244.3 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 1.43e-05/1.572, allocations: 2.406 kB / 1.051 GB, free: 244.3 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.009857/1.582, allocations: 4.386 MB / 1.056 GB, free: 243.8 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002057/1.584, allocations: 293.9 kB / 1.056 GB, free: 243.8 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02297/1.607, allocations: 11.13 MB / 1.067 GB, free: 240.2 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003952/1.611, allocations: 2.845 MB / 1.069 GB, free: 239.4 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.006317/1.618, allocations: 1.642 MB / 1.071 GB, free: 239.3 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009533/1.618, allocations: 170.7 kB / 1.071 GB, free: 239.3 MB / 0.7325 GB Notification: Performance of SimCode: time 8.92e-07/1.618, allocations: 0 / 1.071 GB, free: 239.3 MB / 0.7325 GB Notification: Performance of Templates: time 0.09155/1.71, allocations: 78.04 MB / 1.147 GB, free: 180.3 MB / 0.7325 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)